Saint Louis, MO • (29 miles) • Full Time • 9/18/2026

(Hybrid) Description Do you like a challenge? Do you enjoy programming and working with electrical/mechanical systems? Consider a career as an Automation Engineer at DMC, with opportunities available in 13 of our office locations nationwide (excluding Austin).Automation Engineers at DMC apply their programming skills and understanding of engineering fundamentals to provide solutions that involve developing software to interface with and control hardware. Our engineers work independently as well as collaborate with teams and clients, including maintaining daily communication, assisting with project management and developing business relationships.About DMC DMC is a leading engineering consulting firm, delivering high-caliber engineering and custom software development services globally. Spe

Saint Louis, MO 63132 • (38 miles) • Full Time • 9/18/2026

The OpportunityAt KCI Construction, our Project Engineers play a critical role in bringing projects to life. You’ll partner with Project Managers and Superintendents to support the day-to-day execution of heavy civil and DOT projectshelping ensure work is delivered safely, on schedule, and on budget. This is a hands-on role with real exposure to field operations, project controls, and team collaboration.What You’ll DoCoordinate and track submittals, shop drawings, and RFIs to keep projects moving forwardMaintain project logs (submittals, RFIs) and ensure timely follow-up and resolutionTrack production for self-performed work and support the team in meeting productivity goalsMeasure and verify in-place quantities for unit price workAssist with project reporting, meeting coordination, and do

Fenton, MO • (44.4 miles) • Full Time • 9/18/2026

About the RoleAre you ready to make a meaningful impact with a company that values ownership, innovation, and service? At Cogent, a 100% employee-owned company, we provide creative and innovative fluid processing solutions that power essential infrastructure across the Midwest.We are seeking a detail-oriented and technically savvy Inside Sales Application Engineer to support our outside sales team. In this role, you will play a vital part in delivering accurate technical documentation, pricing, and product expertise for new equipment and engineered systems. You won’t just be filling ordersyou’ll be contributing to solutions that reduce downtime, enhance system performance, and serve the long-term success of our customers.Our customers span industrial plants, water and wastewater treatment

Saint Louis, MO 63134 • (35.8 miles) • Full Time • 9/17/2026

This position serves as the Quality Control Engineer for the business unit in which they are based. Responsibilities range from pre-construction project review, technical assistance with regards to quality issues involving submittals and RFI's, quality control management and compliance in the region, technical assistance with regards to project quality issues, and coordination and communication with project teams and GC's.Specific Responsibilities:Contract/Scope/Specification review and interpretationPre-construction specification reviewPre-construction mix design review in conjunction with Corporate Quality Director, Materials specialists and suppliersProject safety complianceRegional project quality compliancePeriodic project visits and quality compliance reviewsWork with project teams t

Scott Air Force Base, IL 62225 • (17.8 miles) • Full Time • 9/16/2026

Network Engineer III (*Multiple openings *)Must have an active Secret clearance or higherPOSITION SUMMARY:Our customer, Defense Information Systems Agency (DISA), acts as the provider of GIG/Defense Information System Network (DISN) services to its customers, the department of Defense (DoD) and national security organizations.This position directly supports the DISA-provided GIG capabilities and services in the 24x7 DISA Global Operations Center (DGOC). PRIMARY RESPONSIBILITIES:Execute network operations to include configuration and analysis of customer circuits across optical and electro-optical multiplexers, routers, and switches.Perform real-time circuit redesign (alternate routing) to restore customer connectivity during scheduled and unscheduled outages and maintenance actions.Work di

Saint Louis, MO • (29 miles) • Full Time • 9/16/2026

You've Never Been Satisfied with "Good Enough."You didn't get into this to manage one piece of a project. You got into it to change how the world gets built.At Accenture Construct, that's the job. You'll help deliver the data centers, power grids, rail networks, factories and public infrastructure that keep communities moving smarter, safer and more sustainably.You'll work alongside people who think big and act bold: project managers, engineers, technologists and strategists who pair real-world delivery with AI. And you won't be handed a slice of it. We take on whole programs, from early strategy through construction and handover, and we stand behind how they land.Because “good enough” builds the past. You're here to build what's next. Visit us here to learn more about Accenture Construct

Saint Louis, MO 63101 • (29 miles) • Full Time • 9/15/2026

Responsibilities• Design and develop control systems and software programs. Implement and optimize automation processes. Maintain and troubleshoot control systems and machinery.• Understand, maintain and troubleshoot Siemens control systems, including PLC/PC controllers and industrial networks such as Ethernet, ControlNet, DeviceNet, Profibus, Profinet, motor control systems, frequency drives, and electrical distribution systems.• Write and troubleshoot programs in the HMI and Siemens PLC’s and make changes in logic and process controls within a cement manufacturing environment.• Preventative/predictive maintenance of the control system, by focusing on optimization and reliability of equipment.• Develop and implement maintenance schedule for all system hardware/software.• Maintain detailed

Saint Louis, MO • (29 miles) • Full Time • 9/15/2026

Employment Type: Full-TimeFSLA: Salary/ExemptDivision: Project ManagementDepartment:Project ManagementReports to:Senior Project Manager / Project Executive / Director, Project ExecutiveSupervisory Duties: YesSalary Range: $78,000 - $87,000TheProject Engineer (PE) will be primarily responsible for obtaining, distributing and reporting on critical project information to the project stakeholders. In this role, the PE will coordinate with subcontractors, vendors and consultants. The PE is the on-siteexperton the status of submittals, Request for Information (RFIs), materials, safety documentation, drawing updates, and all other relevant project documents. PEs participate in theConsigli Project Engineer Academy, a year-long program designed to give our PEs a leg up in the industry through exper

Saint Louis, MO • (29 miles) • Full Time • 9/15/2026

We are seeking a highly skilled DevOps Engineer with a deep background in Linux systems administration. This role is a perfect fit for a seasoned sysadmin who is ready to transition into or expand their expertise in a DevOps methodology. You will be crucial in automating our infrastructure, migrating our on-prem Linux environments to the cloud, and building and maintaining development and production environments. A core focus of this role is on standing up and maintaining the specific toolsets and applications used by software engineers in the software development process. This is a full-time, on-site position based in St. Louis County, Missouri. This position has no on-call or pager duty requirements. What you will do: Infrastructure Management & Automation: Design, implement, and mainta

Saint Louis, MO 63105 • (35.8 miles) • Full Time • 9/15/2026

Growing firm with offices in multiple states is seeking aSenior Water Wastewater Engineerfortheir team in St. Louis, Missouri!Responsibilities:Use technical expertise to serve as a technical resource, plan and design water and wastewater systemsBusiness development responsibilities including identifying and pursuing strategic targetsBuild/maintain client relationshipsMeet client expectations through meeting with clients regularly, following company contractual obligations and staying current on industry trendsEnsure that proposals address all the client's concerns, objectives, and goalsServe as project manager as needed (direct teams to meet budget, schedule, and quality control procedures)Provide quality control reviews in area of technical expertiseParticipate in professional organizatio

Saint Louis, MO 63134 • (35.8 miles) • Full Time • 9/15/2026

Description: We are seeking an experienced Assistant Chief Engineer to support the daily operation and maintenance of our full-service hotel. This leadership role assists in overseeing the Engineering team, maintaining guest rooms and hotel facilities, coordinating preventive maintenance, and ensuring a safe, well-maintained environment for our guests and associates. The ideal candidate is a hands-on leader with strong technical skills, a commitment to quality, and a passion for hospitality.· Assist with supervision of maintenance operations for the hotel, including refrigeration, heating, plumbing, water treatment, preventative maintenance, hotel rooms, A\C and heating units, ice machines, swimming pools, lighting, kitchen equipment, emergency generators, water softeners, roof exhausts, e

Saint Louis, MO 63125 • (37 miles) • Full Time • 9/15/2026

MD&A is looking for a trustworthy and proactive Engineering Manager with a minimum of 10 years of engineering experience in the power industry and proven leadership skills for our Generator division. Engineering managers can expect to multitask at any given time, build and manage diverse teams of engineers, formulate and execute strategies, and coordinate with other managers.To be successful as an Engineering Manager, you should have exceptional foresight, great communication skills, working knowledge of different engineering disciplines and how they relate to one another, and an aptitude for managing risk. Ideally, candidates will have proof of their supervisory and technical skills, and an appreciation for the complex nature of the industry.Job Responsibilities:Proposing and managing bud

Saint Louis, MO 63125 • (37 miles) • Full Time • 9/15/2026

Company Overview:Ben Hur Construction Company has been in business for over one hundred years. Founded in 1909 as a local steel erection contractor, the company has grown into a regional general contractor.Position Summary:The Engineering Summer Intern will support project managers, project engineers, and field teams in the planning, coordination, and execution of construction projects. This hands-on internship provides exposure to real-world construction environments, engineering practices, and project management processes.Key Responsibilities:Assist with reviewing architectural, civil and MEP drawings.Support project personnel with layout, measurements, and quality checks.Participate in safety meetings and learn about safety protocols.Help track project progress, material deliveries, and

Saint Louis, MO 63146 • (43.1 miles) • Full Time • 9/15/2026

Description: Let’s Do great thingsTogetherAt Shive-Hattery, we believe great design starts with great people. We’re a full-service architecture and engineering firm with a legacy of collaboration, innovation, and putting people first, our clients and each other. If you’re looking for a place where your ideas matter and your growth is supported, you’ll feel at home here.Why This Role MattersAs a Lead Transportation Engineer with 4+ years of experience in the transportation market you’ll play a key role in supporting the firm and shaping projects that make a differencefrom concept through completion. You’ll collaborate with talented teammates, contribute your expertise, and help us deliver thoughtful, high-quality solutions for those we serve.What You’ll DoThe ideal candidate will have demon

Saint Louis, MO 63143 • (36 miles) • Full Time • 9/14/2026

Benefits/PerksCompetitive CompensationHealth and disability insuranceGenerous Paid Time off (PTO) plan401K retirement planOpportunities for continuing educationProfessional-related tuition reimbursementFlexible Working HoursWork-life balance: Our average employee works between 40 -42 hours per week.Job SummaryWe are seeking a Civil Engineer /project manager to join our team! This Civil Engineer will have the privilege of working on a variety of projects from residential additions to complex industrial sites. The Civil Engineer will be responsible for taking projects from proposal through construction documents. You will work with a team of designers and engineers to make our client's dreams a reality and report to our Civil Team Lead. SkillsProficient in AutoCAD Civil 3D. Must be familiar

Saint Louis, MO 63132 • (38 miles) • Full Time • 10/8/2026

A Field Service Engineer contributes to the success of Hartwig by keeping our customers' CNC machine tools running at peak operating levels by performing repairs. The customers we serve are in a variety of industries and rely on our team to repair, inspect and troubleshoot their equipment.Main responsibilities of this full-time role based in the St. Louis, MO area include:Conduct efficient and timely preventive maintenance to include changing fluids, filters and checking accuracy of calibrationsRecommend maintenance modifications and improvements to machines, equipment and processesTrain and instruct customers on preventive maintenance best practicesResponsible to help with any service tool tracking on tools utilized.Schedule preventive maintenance customer visitsIncrease field sales by pr

Saint Louis, MO 63114 • (36.9 miles) • Full Time • 9/24/2026

Description: Full job description:We are looking for experienced Pest Control Technicians to join our team.Continue your career in the industry with a family-owned company that has the benefits of a corporate Fortune 500 organization. Looking for a company that will make sure you have the tools you need and a safe vehicle to service customers? Rottler might be the home and family you’ve been looking for.Top 5 Reasons why the Grass is Greener at Rottler:We always promote within. We have a job shadow and leadership training to make sure you’re ready.Build your own schedule. Our internal software was designed for ease and efficiency specifically for the field team.Efficient routes. One of the perks to being an area leader is our routes are tight and allow for productive days while also provid

Mascoutah, IL 62258 • (21.3 miles) • Full Time • 9/15/2026

Description: ESS Field TechnicianMODTECH SOLUTIONS LLC | FIELD OPERATIONSLocationCONUS-based; preference for Mascoutah, Illinois / Greater St. Louis areaTravelApproximately 50–60%SecurityU.S. citizenship required; must be eligible to obtain and maintain a Top Secret (TS) clearancePosition Summary The Electronic Security Systems (ESS) Field Technician installs, integrates, tests, maintains, and troubleshoots electronic security systems supporting Modtech Solutions projects. Systems include access control, intrusion detection, video surveillance/CCTV, and associated network and low-voltage infrastructure. This is a hands-on field position requiring strong technical and mechanical capability, including conduit installation and bending, cable pulling, device installation, termination, testing,

Saint Louis, MO 63101 • (29 miles) • Full Time • 9/15/2026

Description: Socket is seeking a skilled Field Services Technician III to join our talented workforce. In this role, you'll deliver expert onsite installation services for residential customers. You’ll play a key role in ensuring a seamless experience for our customers as they connect to Socket's fiber network. This role will require travel to our various service areas and will be required to work in most conditions.LocationThis position supports service areas across our expanding Missouri markets.Why work at Socket:Socket offers a culture where employee strengths are highlighted and recognized. A few of the key ways we strive to make employees feel valued include:Competitive base payBenefits package including medical, dental, life, and vision.401(k) program with employer match.Free Intern

Saint Louis, MO • (29 miles) • Full Time • 10/10/2026

Company Description CRB is a leading provider of sustainable engineering, architecture, construction and consulting solutions to the global life sciences and food and beverage industries. Our more than 1,600 employees provide best-in-class solutions that drive success and positive change for our clients, our people and our communities. CRB is a privately held company with a rich history of serving clients throughout the world, consistently striving for the highest standard of technical knowledge, creativity and execution.Job Description As aSummer Intern at CRB, you'll have the unique opportunity to work within an integrated Architecture, Engineering, and Construction firm capable of executing ONEsolution integrated project delivery work. Experience collaboration and continuous learning li

Saint Louis, MO 63105 • (35.8 miles) • Full Time • 10/9/2026

On-Call IT Field Technician – PC, Mac, POS and TV Mounting Location: Multiple U.S. Cities (Local, Onsite Support)Job Type: Independent Contractor (1099)Pay: $35 per hour (on-site)Schedule: Flexible – You accept jobs based on your availabilityImportant Note This is an on-call, 1099 independent contractor role with full flexibility and no guaranteed hours. You set your availability and driving radius, and we send jobs that match your proximity and skills.About the Role Geeks On Site provides nationwide computer repair and technology support services for homes and businesses, delivered both remotely and on-site.Our services include computer repair, IT support, smart home installation, and a broad range of in-home and business technology services offering fast, reliable solutions across a wide

Saint Louis, MO 63141 • (42.5 miles) • Full Time • 10/9/2026

BSA designs facilities that support, enhance and inspire healing, learning and discovery. Our integrated disciplinary efforts with visionary healthcare, higher education and research clients achieve measurable outcomes through metrics-driven design solutions. Together, we create inspired solutions that improve lives. We are currently seeking a Senior Electrical Engineer to join our St. Louis team!What You'll Do:Establish project design approach for specific discipline at project start up.Lead client management; attend client, consultant, and design committee meetings.Presents design to client and coordinates with other disciplines and consultants.May be involved in project/client pursuits.Manage project specific scope, budget and schedule. Participates in all design and construction phases

Saint Louis, MO 63102 • (28.6 miles) • Full Time • 10/9/2026

Description: McClure Engineering is searching for a Mechanical Engineering student to be a part of our 8 month Co-Op Program.• Solve problems of a complex nature, in both the design and construction phases of the project• Perform energy and load calculations, airflow and pressure drop calculations, equipment sizing, system design and layout• Collaborate with mechanical and electrical Drafter/Designers on the production of construction documents (drawings and specifications)• Research commercially available equipment and selecting equipment appropriate for project/client needs• Perform field inspections to verify existing site conditions• Capacity to work independently and exercise sound judgment• Learn multiple engineering calculations to be implemented on multiple projects• Provide excell

Saint Louis, MO 63146 • (43.1 miles) • Full Time • 10/9/2026

The Intermediate Structural Engineer supports the design and execution of the structural designs for industrial projects and works closely with multidisciplinary teams to deliver efficient and cost-effective solutions.Key ResponsibilitiesDesign steel and concrete structures and foundations for industrial systems.Develop conceptual designs resulting in optimal layouts and reduced costs.Review and provide structural input on mechanical drawings, layouts, and vendor proposals.Prepare calculations, hand and /or CAD sketches, and direct designers in developing project drawings.Review structural shop drawings and provide engineering support during construction.Participate in project meetings and coordinate with internal teams.Travel to project sites as neededLeadership ResponsibilitiesLead porti

Saint Louis, MO 63116 • (33.9 miles) • Full Time • 10/8/2026

Project Engineer ILocation: Varies by projectReports to: Project ManagerBuild Your Foundation. Learn the Craft. Power What Matters.Since 1904, Guarantee Electrical has been trusted to deliver complex electrical solutions for projects that matter. From supporting the World's Fair to powering today's most advanced mission critical facilities, we continue to build on a legacy of craftsmanship, partnership, and innovation.The Project Engineer I role is an entry point into that legacy and the future we are building. This position supports Mission Critical projects and may require full-time presence on a job site. It is designed for someone eager to learn, highly organized, and ready to grow within a fast-paced construction environment.Position PurposeThe Project Engineer I provides essential ad

Saint Louis, MO 63143 • (36 miles) • Full Time • 10/8/2026

Job Description:Sunnen Products Company is investing in our next 100 years and is hiring! We are seeking results-driven, excited candidates that are interested in working for a company with a long legacy and a bright future!Sunnen Products Company was founded over 100 years ago in 1924 by Joseph Sunnen. For the last 100 years, we have been a global leader in the manufacturing and distribution of bore sizing and finishing equipment, engine rebuilding equipment, and tooling and abrasives.As the leading global manufacturer of precision honing equipment and related accessories, Sunnen Products Company provides excellent employment opportunities for those in search of a challenging and rewarding career. We pride ourselves on our quality products, exceptional customer service and highly valued e

Saint Louis, MO 63146 • (43.1 miles) • Full Time • 10/8/2026

Kickstart Your Engineering Career at CCI!Location: St. Louis, MO (On-site)Company: Code Consultants Inc. (CCI)Launch Your Career with Code Consultants Inc. (CCI) and Make an Impact!Are you a recent or soon-to-graduateengineering student looking for a role where your work will truly matter? Do you want to contribute to efforts that protect lives and property while working on diverse, real-world projects? At CCI, we're inviting motivated engineers to join our team as an AssociateProject Consultant.Why Start Your Career at CCI?At CCI, we believe your first job should set you up for success. Here's what you'll find with us:Hands-On Engineering Experience: Apply your engineering knowledge to design critical fire protection systems.Mentorship & Growth: Work alongside industry experts who will gu

Saint Louis, MO 63127 • (42.4 miles) • Full Time • 10/7/2026

Position: Electrical Engineer IIILocation Schaumburg, IL / Albuquerque, NM / Avon, CO / Hunt Valley, MD / Belleville, IL / Boise, ID / Chicago, IL / Corona, CA / Dallas, TX / Davenport, IA / Lakewood, CO / Evansville, IN / Ft. Collins, CO / Ft. Myers, FL / Irvine, CA / Milwaukee, WI / Newport, KY / Northwest Arkansas / Orlando, FL / Overland Park, KS / Palm Springs, CA / Phoenix, AZ / Riverside, CA / San Diego, CA / Seattle, WA / Springfield, MO / St. Louis, MOYears of Experience: 5+ YearsAbout RTM:RTM Engineering Consultants is an MEP, Civil and Structural engineering firm that goes beyond the conventional consulting role. We forge deep partnerships with our clients by aligning with the goals, processes and people at each organization. By integrating our expertise, we offer a comprehensiv

Saint Louis, MO 63141 • (42.5 miles) • Full Time • 10/7/2026

JOB SUMMARY: The Plumbing Engineer is responsible for leading the plumbing scope of projects from concept through construction. This role ensures that designs meet schedule, budget, quality, and client expectations while supporting company standards and mentoring junior staff.JOB DUTIES:Develop conceptual plumbing designs from verbal direction, sketches, or models; incorporate standard notes and details into construction documents.Take ownership of plumbing scope, ensuring accuracy, schedule adherence, budget compliance, and quality standards.Collaborate with project managers, engineers, and construction professionals to deliver integrated, client-focused solutions.Participate in all project phases: conceptual, schematic, design development, and construction documentation.Perform site surv

Saint Louis, MO 63101 • (29 miles) • Full Time • 10/6/2026

About UsClayco is a full-service, turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across North America the highest quality solutions on time, on budget, and above and beyond expectations. With $8.1 billion in revenue for 2025, Clayco specializes in the “art and science of building,” providing fast-track, efficient solutions for industrial, commercial, institutional, and residential related building projects.About LJCLJC Design & Engineering (LJC) is a full-service architecture, engineering, and design firm committed to enhancing the quality of the human experience through integrated design. We are a team of high-energy professionals who share a passion for design, a collaborative approach, and a casual culture.

Saint Louis, MO 63105 • (35.8 miles) • Full Time • 10/6/2026

Description: AI-Native • Design-Minded Builder • Customer Experience OwnerOverview:We're looking for AI Design Engineers based in India to join our team! We are looking for AI-native individuals with a deep passion for UX and design who blend strong consumer instincts with the execution chops of a strong engineer. This role is perfect for builders who thrive at the intersection of user experience, visual design, rapid prototyping, and shipping polished, delightful, customer-facing features.You'll own problems and product development end-to-end from understanding the customer need to crafting an intuitive, beautifully designed solution to shipping fast, reliable, AI-powered experiences. You won't be confined to "product," "design," or "engineering" boxes. You'll do all three. And you'll mov

Saint Louis, MO • (29 miles) • Full Time • 10/6/2026

Overview Seeking a Java / Node.js Engineer focused on application security remediation, technical debt reduction, and automated vulnerability fixes across multiple platforms. This role partners closely with InfoSec, QA, DevOps, and engineering teams to improve security posture using automation and GenAI-driven solutions.Key Responsibilities • Triage and remediate vulnerabilities from SAST, DAST, and SCA tools • Secure Java, Node.js, Ruby on Rails, and WordPress applications against common OWASP risks • Patch and upgrade third-party dependencies and harden application configurations • Validate fixes through regression testing and user flow checks • Integrate automated security and remediation into CI/CD pipelines • Build GenAI-assisted remediation workflows using AWS Bedrock or similar tool

Maryland Heights, MO • (42.9 miles) • Full Time • 10/5/2026

Description:Hybrid 4 onsite in Maryland Heights, MOOur client seeks a Senior Kafka Engineer / Administrator to support and administer Kafka platforms across on-premises Cloudera and Confluent environments and AWS MSK. The role will operate Kafka in production, drive reliability, and partner with producer and consumer teams. The engineer will maintain Terraform infrastructure and GitLab CI/CD pipelines, enhance observability with Datadog, and contribute to ongoing modernization and workload transitions to AWS MSK.We can facilitate w2 and corp-to-corp consultants. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.Rate: $60.00 to $70.00/hr. w2Responsibilities:Administer and operate Kafka

Saint Louis, MO 63101 • (29 miles) • Full Time • 10/5/2026

Job SummaryOur Field Engineers support end-user clients both onsite and by remote support. By working within many client environments and as a part of a highly skilled technical team, the chosen candidate will accelerate his/her learning path, technical skill sets, and personal net worth. We offer a competitive salary and benefits package, and as proven by the long tenure of our employees, is a fun and challenging place to work.Responsibilities and DutiesProvide onsite and remote support to end users and client network administrators to resolve a wide variety of IT issuesResolve numerous service requests each daySupport various versions of desktop operating systems Work with 3rd party vendors to support client line-of-business applicationsTroubleshoot and repair personal computersMonitor c

Saint Louis, MO 63143 • (36 miles) • Full Time • 10/4/2026

Description: Engineering excellence, built on people-first values. At LUZCO, we’re more than an engineering firm we’re a familia. We pair technical excellence with a culture rooted in respect, flexibility, and genuine care for one another. Here, you're known by name, supported as a whole person, and encouraged to bring your authentic self to work with competitive benefits, and the flexibility to support life both inside and outside of work. We’re proud to be a 2025 and 2026 Best Place to Work in St. Louis and a woman-owned, minority-owned boutique firm, delivering impactful engineering solutions in a workplace where people feel valued and empowered to grow.Why You’ll Love LUZCOBenefits that take care of you: Top-notch medical, dental, and vision insurance; a competitive 401k match; generou

Saint Louis, MO • (29 miles) • Full Time • 10/2/2026

Mechanical Engineer II – Facilities & Capital ProjectsFull Time, Direct HireOnsite, St. Louis, MO$115k-130k/yr**Ability to obtain and maintain a Top Secret/SCI government security clearance with polygraph is required.We are seeking an experienced Mechanical Engineer II to support the engineering, operation, and improvement of a large, mission-critical facility. This position combines facility engineering, mechanical systems expertise, and project management, with responsibility for capital improvements, renovations, equipment upgrades, and ongoing facility operations.The ideal candidate has experience with HVAC, plumbing, building automation systems, commercial or industrial facilities, and capital project execution.Key ResponsibilitiesPlan and execute capital projects, facility repairs, r

Saint Louis, MO 63139 • (34.5 miles) • Full Time • 10/2/2026

Description: As an Intern Structural Engineer, you will have the opportunity to contribute to a diverse range of engineering projects. You will be responsible for working with a team designing and analyzing structural components for a wide variety of diverse projects with industrial and bridge structures, ensuring they meet safety and performance requirements. Start Date:End of May 2027.Requirements for the role:Bachelor's degree in Structural Engineering - currently enrolled in school as a Junior graduating in 2029, or a Senior graduating in 2028.Knowledge in design of concrete and steel elements per code requirements.Must be able to comply with all client and industry safety requirements.Excellent oral and written communication skills, with a demonstrated ability to simplify technical is

Saint Louis, MO 63146 • (43.1 miles) • Full Time • 10/2/2026

Do you want to work on a project from development through completion?Are you a driven individual in search of a rewarding career to perfect your craft?Do you enjoy working with a team?Are you ready to take your career to the next level?Are you looking for challenging and continual learning opportunities?A typical day as an Customer Service Electrical EngineerWork with program ladder logicConfigure CNC parametersConfigure HMI interface of new designs to meet requirements set by the customer and the engineering teamsAssist the team in the machine build process from commissioning through final qualificationAssist in the selection of electrical hardware components to meet the needs of future equipmentResponsible for the integration of innovative CNC controls for complex multi-spindle machine t

Saint Louis, MO 63101 • (29 miles) • Full Time • 9/30/2026

Cross Domain Solutions Engineer (CDS)Cyber Security Engineering Specialist III - Enterprise Cross-Domain SystemLocation: St. Louis, MO - on siteTime Type: Full time, ExemptClearance Required to Start: Active TS/SCI (U.S. citizenship required)Additional Requirement: Must be able to obtain and maintain a Government polygraph (post-hire requirement)Travel: Less than 10%, localSalary Range: $101,000 – $111,000Moving data between security domains, safely, at enterprise scale.RISA is hiring a Cross Domain Engineer to provision customer dataflow in an Enterprise Cross-Domain System for an Intelligence Community customer. CDS is a small field and the work is genuinely hard: you own the design conversation with stakeholders, the implementation, and the health of the system once it is running. You w

Saint Louis, MO • (29 miles) • Full Time • 9/29/2026

Company Description We are Olsson. We engineer and design solutions that improve the world around us. As a company, we promise to always be responsive, transparent, and focused on results – for our people, our clients, and our company.We're a people-centric firm, so it's no surprise our greatest asset is our people. The impact this creates is an environment that encourages our people to grow and be creative with their talents. This approach builds a culture that is uniquely Olsson. It allows us to grow our people as we grow our business. This, in turn, creates a lasting impact on the world around us.Job DescriptionUnlike traditional traffic engineering roles, Olsson's Rail Traffic team combines traffic engineering with railroad coordination and project delivery. Our engineers are encourag

Saint Louis, MO 63102 • (28.6 miles) • Full Time • 9/29/2026

Crawford, Murphy & Tilly is seeking a Roadway Civil Engineer III in our St. Louis office to support transportation projects that improve safety, mobility, and connectivity throughout the communities we serve.This role is ideal for an engineer seeking expanded technical responsibility, exposure to a wide variety of transportation and development projects and continued professional growth within a collaborative Surface Transportation practice.We are a fast-growing firm with 500+ employees across 25 offices in 10 states serving clients through our four primary business groups:AviationSurface TransportationWater ResourcesBuilding & Site ServicesCMT provides planning, environmental, design, utility, and construction observation phase services on projects in all four of these groups and more, wh