Louisville, CO • (31 miles) • Full Time • 11/6/2026

About Infleqtion Infleqtion is a global quantum technology company solving the world’s most challenging problems. The company harnesses quantum mechanics to build and integrate quantum computers, sensors, and networks. From fundamental physics to leading-edge commercial products, Infleqtion enables "quantum everywhere" through our ecosystem of devices and platforms. Our mission is to commercialize atom-based quantum products that provide orders-of-magnitude improvements in performance and computing applications. Position Summary Infleqtion is poised for significant growth after completing our transition to a publicly traded company (NYSE ticker symbol “INFQ”).We are seeking a Senior Supplier Quality Engineer to drive supplier quality, resolve complex manufacturing issues, and strengthen su

Westminster, CO • (24.1 miles) • Full Time • $133,000 to $161,000 / yr • 10/30/2026

Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State. At CesiumAstro , we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate,

Denver, CO • (16 miles) • Full Time • $190,000 to $220,000 / yr • 10/25/2026

Xcimer Energy leverages decades of research on Inertial Fusion Energy (IFE) combined with groundbreaking new laser architecture. Our mission is to deploy fusion power plants to meet global decarbonization goals as fast as possible. Xcimer has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by leading investors, Xcimer is uniquely positioned to deliver limitless, clean, fusion power to combat climate change. Join us in powering a better world with inertial fusion! This is a full-time, onsite role based at our headquarters in Denver, CO. Xcimer’s Directed Energy programs apply the high-energy pulsed laser technology behind our fusion work to national security problems. We are seeking a Principal Electro-Optical/Ad

Boulder, CO 80301 • (37 miles) • Full Time • 10/24/2026

SciTec, a Firefly Aerospace Company, is a dynamic non-traditional defense contractor that delivers advanced technologies in support of U.S. National Security and Defense. For over forty-five years, we have supported Department of Defense customers by developing innovative remote sensing algorithms, tools, and techniques to deliver world-class data exploitation capabilities supporting missile defense; intelligence, surveillance, & reconnaissance; space domain awareness; and aircraft survivability missions. Important Notice : SciTec exclusively works on U.S. government contracts that require U.S. citizenship for all employees. SciTec cannot sponsor or assume sponsorship of employee work visas of any type. Further, U.S. citizenship is a requirement to obtain and keep a security clearance. App

Golden, CO • (18.8 miles) • Full Time • $157,000 to $239,000 / yr • 10/20/2026

Wanna join the adventure? As a Site Reliability Engineer with strong networking skills in our Cloud Infrastructure (SRE) team, you help the team own the networks that keep Loft running: cloud networking, VPN and site-to-site connectivity, segmentation, and routing across our offices, test equipment, and ground stations. You keep them reliable, observable, and secure as we scale. You coordinate with IT on the network components that interface with the physical infrastructure used by employees. You coordinate with the Test-Infrastructure team to ensure our test equipment is securely accessible. You’ll work the way an SRE team works: defining reliability in measurable terms (SLOs for connectivity and ground-station availability), instrumenting the systems that prove it, managing the network a

Boulder, CO • (36.6 miles) • Full Time • $185,000 to $210,000 / yr • 10/19/2026

Responsibilities Lead the build, integration, and testing of optical, vacuum/mechanical, RF, electronic, and cable assemblies. Manage and develop a multidisciplinary team of engineers and technicians. Partner with Engineering on first-of-a-kind builds and translate designs into practical assembly and test methods. Work with Manufacturing Engineering and Quality to establish repeatable build processes, work instructions, fixtures, and test procedures. Provide hands-on technical direction for optical alignment, precision assembly, integration, and troubleshooting. Diagnose build and test failures and work with Engineering to identify design, process, material, or workmanship issues. Ensure required materials, documentation, qualified personnel, and calibrated equipment are available before b

Arvada, CO • (22.2 miles) • Full Time • 10/17/2026

Crusoe is on a mission to accelerate the abundance of energy and intelligence . As the only vertically integrated AI infrastructure company built from the ground up, we own and operate each layer of the stack from electrons to tokens to power the world's most ambitious AI workloads. When you join Crusoe, you join a team that is building the future, faster. We're in the midst of the greatest industrial revolution of our time. The demand for AI compute is boundless, and power is a bottleneck. We're solving that with an energy-first approach that makes AI infrastructure better for the world and faster for the people innovating with AI. We're looking for problem-solving, opportunity-finding teammates with a sense of urgency, who believe in the scale of our ambition and thrive on a path not ful

Golden, CO • (18.8 miles) • Full Time • 10/16/2026

Golden, CO | Full-Time | 12-15 Weeks | Summer 2027 Today, everything we send to space is constrained by what fits inside a rocket fairing. That's a fundamental bottleneck to building more capable spacecraft. Rendezvous Robotics is solving this problem with electromagnetic self-assembling tiles: modular spacecraft components that rendezvous, dock, and latch to assemble bigger and more powerful spacecraft than anything that can be folded to fit into a rocket. We're a small team based in Golden, Colorado, executing on a clear path from flight demonstration to our first operational systems. Our work spans hardware, software, and systems engineering. We are looking for the best people in the world who want to build the next generation of advanced spacecraft. Responsibilities Support design and

Arvada, CO 80002 • (18.9 miles) • Full Time • 10/15/2026

Are you passionate about shaping the future of humanity's presence in space? Lunar Outpost, an industry leader in space robotics, invites you to join our team! Lunar Outpost is dedicated to creating a sustainable presence in space, while also driving positive impacts here on Earth. We are seeking a talented, experienced Senior Software Engineer - Perception. As the engineer responsible for the Sensors on our Pegusus Vehicle, you will play a pivotal role in developing perception systems.Working at the intersection of autonomy, robotics, and space exploration, you will lead the design, development, and implementation of sophisticated sensing solutions that enable our rovers to operate independently on the lunar surface. Your work will not only contribute to groundbreaking missions but also t

Englewood, CO • (7.4 miles) • Full Time • $96,250 to $137,500 / yr • 10/13/2026

What Success Looks Like (Objectives): Candidates must be willing to participate in at least one in-person interview. This role drives the architecture, implementation, and optimization of core transport and routed optical network infrastructure. The candidate will address challenges related to network capacity, high-availability optical ring reliability, and complex routing integration across enterprise environments. Success involves maintaining operational uptime, validating spend and circuit lifecycles, and modernizing transport workflows using automation and artificial intelligence. What Success Looks Like (Objectives): Take ownership of the reliability and capacity of the regional Zayo dark fiber rings and core routed optical network (RON) infrastructure within the first 90 days Supply

Denver, CO 80239 • (18.5 miles) • Full Time • 11/6/2026

ACI Field Technician Location: Denver, CO Pay: $23–$29/hour DOE Schedule: Full-Time Start: ASAP We are looking for an experienced ACI Field Technician to join our team in the Denver area. The ideal candidate will have strong concrete testing experience and hold the required industry certifications. This is a great opportunity for a motivated technician looking for steady work and long-term growth. Responsibilities Perform field testing and inspection of concrete and construction materials Conduct concrete sampling, testing, and documentation in accordance with applicable standards Perform slump, air content, temperature, and other concrete testing Complete accurate field reports and maintain testing documentation Communicate with project teams, contractors, and inspectors Ensure testing is

Louisville, CO • (31 miles) • Full Time • 11/2/2026

Position Summary Infleqtion is on a mission to commercialize atom-based quantum technologies that deliver orders-of-magnitude improvements in sensing and computing applications. As a deep-tech startup, we embrace a results-driven, fast-paced, and customer-focused approach to innovation. We are seeking self-motivated, energetic individuals with exceptional problem-solving and technical skills to help drive our Quantum Computing mission forward. We encourage applications from engineers with expertise in high-performance signal processing in programmable logic , particularly those with experience in RF waveform synthesis, high-bandwidth control servos, image processing, or math accelerators. At Infleqtion we embrace a startup mentality driven by results, urgency, and customer-focused innovati

Westminster, CO • (24.1 miles) • Full Time • $184,000 to $225,000 / yr • 10/30/2026

Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State. At CesiumAstro , we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate,

Denver, CO • (16 miles) • Full Time • $120,000 to $180,000 / yr • 10/24/2026

Xcimer Energy leverages decades of research on Inertial Fusion Energy (IFE) combined with groundbreaking new laser architecture. Our mission is to deploy fusion power plants to meet global decarbonization goals as fast as possible. Xcimer has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supportedby leading investors, Xcimer is uniquely positioned to deliver limitless, clean, fusion power to combat climate change.Join us in powering a better world with inertial fusion! This is a full-time, onsite role based at our headquarters in Denver, CO. As an Electro-Optical / Adaptive Optics Engineer, you will work across simulation and hardware: helping develop wave-optics propagation models that predict what the beamline will do

Boulder, CO 80301 • (37 miles) • Full Time • 10/23/2026

SciTec, a Firefly Aerospace Company, is a dynamic non-traditional defense contractor that delivers advanced technologies in support of U.S. National Security and Defense. For the past forty-five plus years, we have supported Department of Defense customers by developing innovative remote sensing algorithms, tools, and techniques to deliver world-class data exploitation capabilities supporting missile defense; intelligence, surveillance, & reconnaissance; space domain awareness; and aircraft survivability missions. Important Notice : SciTec exclusively works on U.S. government contracts that require U.S. citizenship for all employees. SciTec cannot sponsor or assume sponsorship of employee work visas of any type. Further, U.S. citizenship is a requirement to obtain and keep a security clear

Golden, CO • (18.8 miles) • Full Time • $110,500 to $155,000 / yr • 10/20/2026

Wanna join the adventure? As our new Test Engineer –RF/Spacecraft AIT, you will play an important role in the integration, testing, and validation of spacecraft systems and RF components supporting Loft's space missions. We are looking for a hands-on Test Engineer with a strong foundation in electrical or spacecraft testing, some exposure to RF systems, and an interest in further developing their RF testing expertise. You don't need to be an RF expert to start in this role, but along the way, we’ll help you develop those skills. We're looking for someone who brings solid testing and electrical fundamentals, strong troubleshooting skills, and a willingness to learn and grow within our spacecraft AIT environment. About the Role: Develop, execute, and maintain test plans and procedures for sp

Golden, CO • (18.8 miles) • Full Time • 10/16/2026

Golden, CO | Full-Time | 12-15 Weeks | Summer 2027 Today, everything we send to space is constrained by what fits inside a rocket fairing. That's a fundamental bottleneck to building more capable spacecraft. Rendezvous Robotics is solving this problem with electromagnetic self-assembling tiles: modular spacecraft components that rendezvous, dock, and latch to assemble bigger and more powerful spacecraft than anything that can be folded to fit into a rocket. We're a small team based in Golden, Colorado, executing on a clear path from flight demonstration to our first operational systems. Our work spans hardware, software, and systems engineering. We are looking for the best people in the world who want to build the next generation of advanced spacecraft. Responsibilities Write and test flig

Arvada, CO 80002 • (18.9 miles) • Full Time • $24.00 / hr • 10/15/2026

As a Thermal Engineering Intern at Lunar Outpost, you will gain experience and training in Aerospace Thermal Analysis, familiarity with practical space/lunar environment heat transfer principles, aerospace thermal hardware, and thermal testing. In addition, interns will use the NASA standard thermal analysis tool, Thermal Desktop, to perform real-world thermal modeling and analysis tasks in support of Lunar Outpost's several flight projects focused on the expanding cis-lunar economy. All interns will work directly alongside full-time engineers on real, engaging, and impactful projects, providing tangible value to Lunar Outpost products. This internship offers a truly end-to-end experience that promotes collaboration at every stage of autonomous robotic development. Working Conditions / Sch

Boulder, CO • (36.6 miles) • Full Time • $170,000 to $200,000 / yr • 10/15/2026

At Atom Computing, we build quantum computers using arrays of optically trapped neutral atoms that will empower customers to achieve unprecedented computational breakthroughs. Join a world-class team of scientists, engineers, and business professionals to advance the state-of-the-art in quantum computing. We are seeking a Principal Manufacturing Quality Engineer to establish the processes, tooling, and quality controls needed for repeatable neutral-atom quantum-computer builds. This role leads design for manufacturability, assembly, test, and serviceability (DfX), while subsystem and system integration teams own build execution. Build the manufacturing engineering and quality team for Atom's new manufacturing organization. You'll help shape designs, processes, and tooling from the start, w

Arvada, CO • (22.2 miles) • Full Time • 10/15/2026

Crusoe is on a mission to accelerate the abundance of energy and intelligence . As the only vertically integrated AI infrastructure company built from the ground up, we own and operate each layer of the stack from electrons to tokens to power the world's most ambitious AI workloads. When you join Crusoe, you join a team that is building the future, faster. We're in the midst of the greatest industrial revolution of our time. The demand for AI compute is boundless, and power is a bottleneck. We're solving that with an energy-first approach that makes AI infrastructure better for the world and faster for the people innovating with AI. We're looking for problem-solving, opportunity-finding teammates with a sense of urgency, who believe in the scale of our ambition and thrive on a path not ful

Englewood, CO • (7.4 miles) • Full Time • $87,000 to $118,800 / yr • 10/11/2026

What Success Looks Like (Objectives): The Process Engineering Manager addresses operational inefficiencies and quality gaps across DISH and OnTech. This role optimizes performance metrics, translates complex operational data into actionable solutions, and establishes strategic direction for process improvement. Additionally, leadership and team development are provided to cultivate a high-performing engineering group that reduces operational costs while upholding quality standards. What Success Looks Like (Objectives): Provide strategic leadership to align process engineering initiatives with departmental OKRs and business goals Lead the design and implementation of strategic process changes that boost productivity, drive operational efficiency, and lower overall costs Direct the evaluatio

Arvada, CO 80004 • (20.5 miles) • Full Time • 10/13/2026

Data Center / Mission Critical Field Service Technician Location: Denver, CO Travel: 60%+ Nationwide Travel Pay: $30–$45/hour DOE Higher for highly qualified candidates Job Type: Full-Time Benefits: Full Benefits Package About the Role We are seeking an experienced Data Center / Mission Critical Field Service Technician based in Denver, CO to support projects at data centers and other mission critical facilities nationwide. This position is ideal for an experienced electrical technician with a strong background in low- and medium-voltage switchgear who enjoys hands-on field work, troubleshooting, commissioning, and extensive travel. You will travel to customer sites across the country performing quality control inspections, equipment commissioning, repairs, maintenance, troubleshooting, an

Englewood, CO • (7.4 miles) • Full Time • $96,250 to $158,125 / yr • 11/5/2026

What Success Looks Like (Objectives): Candidates must be willing to participate in at least one in-person interview. The Cloud Contact Center team is seeking a Senior Developer to help design, develop, and support custom applications and integrations within our Amazon Connect platform. This individual will collaborate with internal teams to define requirements, implement scalable solutions, and enhance the overall efficiency of our enterprise contact center ecosystem. Collaborating closely with teams across Operations, IT, Sling, Sales, and Customer Support, this role focuses on creating innovative customer interaction workflows. What Success Looks Like (Objectives): Design, configure, and implement complex contact flows and reusable modules in Amazon Connect to optimize multi-channel cust

Arvada, CO • (22.2 miles) • Full Time • 11/1/2026

Crusoe is on a mission to accelerate the abundance of energy and intelligence . As the only vertically integrated AI infrastructure company built from the ground up, we own and operate each layer of the stack from electrons to tokens to power the world's most ambitious AI workloads. When you join Crusoe, you join a team that is building the future, faster. We're in the midst of the greatest industrial revolution of our time. The demand for AI compute is boundless, and power is a bottleneck. We're solving that with an energy-first approach that makes AI infrastructure better for the world and faster for the people innovating with AI. We're looking for problem-solving, opportunity-finding teammates with a sense of urgency, who believe in the scale of our ambition and thrive on a path not ful

Westminster, CO • (24.1 miles) • Full Time • $133,000 to $161,000 / yr • 10/30/2026

Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State. At CesiumAstro , we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate,

Denver, CO • (16 miles) • Full Time • $140,250 to $165,000 / yr • 10/23/2026

Xcimer Energy leverages decades of research on Inertial Fusion Energy (IFE) combined with groundbreaking new laser architecture. Our mission is to deploy fusion power plants to meet global decarbonization goals as fast as possible. Xcimer has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supportedby leading investors, Xcimer is uniquely positioned to deliver limitless, clean, fusion power to combat climate change.Join us in powering a better world with inertial fusion! This is a full-time, onsite role based at our headquarters in Denver, CO. As a Systems Engineer IV , you will be a thought leader in Xcimer influencing and educating technical leads to capture, organize, and track the integrated technical baseline for our

Boulder, CO 80301 • (37 miles) • Full Time • 10/23/2026

SciTec, a Firefly Aerospace company is a dynamic leader in delivering advanced sensor data processing technologies and scientific instrumentation capabilities in support of National Security and Defense, and we are growing our creative team! We support customers throughout the Department of Defense and U.S. Government in building innovative new tools to deliver unique world-class data exploitation capabilities. Important Notice: SciTec exclusively works on U.S. government contracts that require U.S. citizenship for all employees. Applicants that do not meet this requirement will not be considered. SciTec has immediate opportunities for an experienced Senior Cybersecurity Engineer to work in our Boulder, CO office. Responsibilities: Participate in security development, configuration, and au

Arvada, CO 80002 • (18.9 miles) • Full Time • $24.00 / hr • 10/15/2026

All interns will work directly alongside full-time engineers on real, engaging, and impactful projects, providing tangible value to Lunar Outpost products. This internship offers a truly end-to-end experience that promotes collaboration at every stage of autonomous robotic development. Working Conditions / Schedule: This position is required to be onsite Monday, Tuesday, Thursday, and Friday from 9:00 a.m. to 5:00 p.m. Where applicable, employees may work remotely on Wednesdays from 9:00 a.m. to 5:00 p.m. Additional hours may be required based on business needs. Key Responsibilities: Assist with requirements development, decomposition, and traceability to ensure customer requirements are satisfied Assist with planning and execution of validation and verificationfor customer requirements Le

Boulder, CO • (36.6 miles) • Full Time • $170,000 to $200,000 / yr • 10/15/2026

At Atom Computing, we build quantum computers using arrays of optically trapped neutral atoms that will empower customers to achieve unprecedented computational breakthroughs. Join a world-class team of scientists, engineers, and business professionals to advance the state-of-the-art in quantum computing. Atom Computing is seeking a Principal AI Developer Experience Engineer to improve how our physicists and engineers use AI in their daily work. You will set best practices for AI-assisted engineering and build shared tooling that lets teams quickly adopt new AI-driven workflows. You will also influence product architecture to broaden where LLM-driven workflows apply, including areas where hardware, timing, or reliability requirements have typically called for conventional methods. This rol

Boulder, CO • (36.6 miles) • Full Time • 10/11/2026

Infleqtion is on a mission to commercialize atom-based quantum technologies that deliver orders-of-magnitude improvements in sensing and computing applications. We are seeking self-motivated, energetic individuals with exceptional problem-solving and technical skills to help drive our Quantum Computing mission forward. We build quantum computers. You will write the software that runs them. This is a production-first, high-coding role roughly 90% of your time will be spent writing and owning code, not reviewing or directing others who do. You will work directly alongside physicists and hardware engineers, converting complex scientific requirements into software that controls real quantum machines. If you are looking to step back from the keyboard, this is not that role. Requirements You wil

Golden, CO • (18.8 miles) • Full Time • $90,000 to $130,000 / yr • 10/10/2026

Wanna join the adventure? Loft Orbital builds and operates satellites, and behind every mission is a web of business systems: ERP, PLM, MES, issue tracking, finance, and a growing toolkit of in-house software. Each holds part of the story; none of them tells the whole thing. We’re looking for an Information Systems Data Engineer to connect them. You’ll design Loft’s centralized database, build the pipelines that feed it, and deliver the reporting that shows how we’re really performing. If you like writing code that turns messy, scattered data into something people actually rely on, we’d love to talk. About this role: Design, build, and maintain a centralized SQL Server database and the data model that connects Loft’s business systems Develop and operate Python/SQL ETL pipelines from NetSui

Boulder, CO • (36.6 miles) • Full Time • 11/6/2026

At Atom Computing, we build quantum computers using arrays of optically trapped neutral atoms that will empower customers to achieve unprecedented computational breakthroughs. Join a world-class team of scientists, engineers, and business professionals to advance the state-of-the-art in quantum computing. Atom Computing is seeking a Senior IT Systems Engineer to drive innovation at the intersection of infrastructure, security, and advanced computing. In this role, you’ll design, implement, and maintain the systems and networks that power our cutting-edge quantum computing environment. You’ll work across both on-premises and cloud infrastructureensuring reliability, scalability, and performance through thoughtful automation and robust security practices. As a key member of the IT organizati

Englewood, CO • (7.4 miles) • Full Time • $96,250 to $137,500 / yr • 10/30/2026

What Success Looks Like (Objectives): Candidates must be willing to participate in at least one in-person interview, which may include a live whiteboarding or technical assessment session. The Senior Automation Engineer solves operational bottlenecks, test coverage gaps, and lab infrastructure constraints across Video/OTT platforms including Sling, Dish, and Dany. This role maintains OnStream commercial lab operations, coordinates cross-functional testing efforts, and builds test automation frameworks for functional, regression, and performance validation. Key focus areas include reproducing complex field issues, optimizing device farm usage, and integrating artificial intelligence into QA pipelines. Success depends on maintaining release quality through network governance, vendor manageme

Westminster, CO • (24.1 miles) • Full Time • $158,000 to $189,000 / yr • 10/30/2026

Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State. At CesiumAstro , we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate,

Brighton, CO • (31.1 miles) • Full Time • 10/30/2026

Crusoe is on a mission to accelerate the abundance of energy and intelligence . As the only vertically integrated AI infrastructure company built from the ground up, we own and operate each layer of the stack from electrons to tokens to power the world's most ambitious AI workloads. When you join Crusoe, you join a team that is building the future, faster. We're in the midst of the greatest industrial revolution of our time. The demand for AI compute is boundless, and power is a bottleneck. We're solving that with an energy-first approach that makes AI infrastructure better for the world and faster for the people innovating with AI. We're looking for problem-solving, opportunity-finding teammates with a sense of urgency, who believe in the scale of our ambition and thrive on a path not ful

Denver, CO • (16 miles) • Full Time • $106,000 to $182,000 / yr • 10/23/2026

XcimerEnergy leverages decades of research on Inertial Fusion Energy (IFE) combined with groundbreaking new laser architecture. Our mission is to deploy fusion power plants to meet global decarbonization goals as fast as possible.Xcimerhas assembled a team of leaders in tough tech, fusion science, and manufacturing witha track recordof rapid execution. Supportedby leading investors,Xcimeris uniquely positioned to deliver limitless, clean, fusion power to combat climate change.Join us in powering a better world with inertial fusion! This is a full-time, onsite role based at our headquarters in Denver, CO. As a Mechanical Engineer- Pulsed Power , you will lead the design, integration, and operation of high voltage pulsed power systems for lasers used in IFE power generation. Your work will b

Boulder, CO 80301 • (37 miles) • Full Time • 10/21/2026

SciTec, a Firefly Aerospace Company, is a dynamic non-traditional defense contractor that delivers advanced technologies in support of U.S. National Security and Defense. For the past forty-five plus years, we have supported Department of Defense customers by developing innovative remote sensing algorithms, tools, and techniques to deliver world-class data exploitation capabilities supporting missile defense; intelligence, surveillance, & reconnaissance; space domain awareness; and aircraft survivability missions. Important Notice: SciTec exclusively works on U.S. government contracts that require U.S. citizenship for all employees. SciTec cannot sponsor or assume sponsorship of employee work visas of any type. Further, U.S. citizenship is a requirement to obtain and keep a security cleara

Arvada, CO 80002 • (18.9 miles) • Full Time • $24.00 / hr • 10/15/2026

As a Simulation Engineering Intern at Lunar Outpost, you will play a crucial role in the development and enhancement of simulation models used to test our robotic systems under various scenarios. This internship will provide you with a comprehensive view of the simulation process in robotic systems development, from conceptual modeling to the detailed analysis of results.All interns will work directly alongside full-time engineers on real, engaging, and impactful projects, providing tangible value to Lunar Outpost products. This internship offers a truly end-to-end experience that promotes collaboration at every stage of autonomous robotic development. Working Conditions / Schedule: This position is required to be onsite Monday, Tuesday, Thursday, and Friday from 9:00 a.m. to 5:00 p.m. Whe

Boulder, CO • (36.6 miles) • Full Time • 11/5/2026

At Atom Computing, we build quantum computers using arrays of optically trapped neutral atoms that will empower customers to achieve unprecedented computational breakthroughs. Join a world-class team of scientists, engineers, and business professionals to advance the state-of-the-art in quantum computing. We are looking for Quantum Engineers to work on all aspects of neutral atom quantum computing. As a Quantum Engineer at Atom Computing, you will join a team of talented scientists and engineers who are working to translate fundamental atomic physics to a scalable, fault-tolerant quantum computer. We welcome applicants from a diverse set of backgrounds, but are specifically interested in candidates with experience in the following fields: Trapping and manipulation of cold atoms; Coherent c

Westminster, CO • (24.1 miles) • Full Time • $113,000 to $136,000 / yr • 10/30/2026

Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State. At CesiumAstro , we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate,

Denver, CO • (16 miles) • Full Time • $97,750 to $138,000 / yr • 10/23/2026

Xcimer Energy leverages decades of research on Inertial Fusion Energy (IFE) combined with groundbreaking new laser architecture. Our mission is to deploy fusion power plants to meet global decarbonization goals as fast as possible. Xcimer has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supportedby leading investors, Xcimer is uniquely positioned to deliver limitless, clean, fusion power to combat climate change.Join us in powering a better world with inertial fusion! This is a full-time, onsite role based at our headquarters in Denver, CO. As a Pulsed Power Operations Engineer, you will apply your technical and operational skills to operating, troubleshooting, and maintaining the pulsed power components in a state-of-