Huntsville, AL 35802 • (44 miles) • Full Time • 10/10/2026

Education: A Bachelor's Degree in Engineering in appropriate area of specialization or related discipline from an accredited' college/university and (six) 6 years of experience performing engineering duties in designing, constructing, and testing aircraft, missiles, and spacecraft; and conducting basic and applied research to evaluate adaptability of materials and equipment to aircraft design and manufacture; or a Master's Degree in Engineering in the appropriate area of specialization or related discipline from an accredited college/university and (four) 4 years of applicable experience; or a PhD in Engineering in the appropriate area of specialization or related discipline from an accredited college/university, and two (2) years of applicable experience. Months/Years of Experience: See E

Huntsville, AL 35802 • (44 miles) • Full Time • 10/6/2026

Optical Hardware Engineer 26-087 Invariant Corporation is seeking a talented and motivatedOptical Systems Design Engineer. The position will directly support leads in the execution of advanced hardware products and prototypes. Duties Include : Provide engineering guidance to larger team of researchers and hardware engineers Build, test, and refine prototypes and/or precise test fixtures for optical hardware systems Collaborate with mechanical and electrical engineering staff on alignment, sensor, and laser development and design problems Documenting and presenting results to internal engineering team and developing new alignment and assembly requirements for optical sub-systems as needed. Integrate electrical, mechanical, optical, firmware, and software solutions into a final prototype/pro

Huntsville, AL 35802 • (44 miles) • Full Time • 10/5/2026

MDR is looking for an amazingly talented Senior Systems Engineer for Threat Discrimination to join our team! In this role you will provide systems technical analysis expertise to develop new Missile Defense System capabilities for the identification of lethal objects. What You'll Be Doing: Work within a multi-discipline, multi-source/industry team Provide technical analysis, management, and general scientific support to MDA's Counter- Countermeasures and Discrimination Directorate Develop and formulate options for improving the Missile Defense System's discrimination and electronic protection capabilities What Required Skills You'll Bring: Master's Degree in a STEM field with a minimum of 12 years of experience Minimum Active Secret clearance required Ability to quickly qualify for an Acti

Huntsville, AL 35802 • (44 miles) • Full Time • 10/6/2026

Invariant Corporation is a small company with a highly qualified technical staff that takes pride in providing quality services to our customers. We offer a comprehensive benefits package including 401k, profit sharing, and health/dental insurance. We have the following position available in our Huntsville office: Systems Engineer Intern 27-008 Invariant Corporation is seeking an Intern with a knowledge of Systems Engineering. The Interns role is to assist our team while working in a hands-on laboratory environment on a variety of technical projects related to system design and analysis. Duties Include : Support development and decomposition of system and subsystem requirements. Assist with system architecture, functional decomposition, and interface definition across mechanical, electrica

Huntsville, AL 35802 • (44 miles) • Full Time • 10/5/2026

AI Signal Research, Inc. (ASRI) is recruiting for the Redstone Test and Engineering Services (RTES) contract in support of the Redstone Test Center mission to provide superior technical expertise conducting tests, analyzing the results, and reporting the results on systems, subsystems, and components related to aviation, missile, and sensor platforms. Education: High School Diploma or GED. Associates in Electronics desired. Months/Years of Experience: One (1) year of applicable experience in engineering technical work that developed skills in making measurements using test instruments and computing. Required Qualifications: U.S. Citizen. Must be able to obtain a Security Clearance. Must have a valid driver's license.Must be willing to obtain ordinance certification within the first year. ~

Huntsville, AL 35802 • (44 miles) • Full Time • 10/1/2026

MDR is seeking a detail-driven Production Engineer to support the Targets and Countermeasures team of the Missile Defense Agency (MDA). In this role, you will be directly responsible for verifying that critical missile flight hardware and propulsion systems are designed, fabricated, integrated, and tested strictly in accordance with baseline standards. You will evaluate prime contractor design and manufacturing processes, conduct technical reviews, and enforce compliance with industry mission assurance frameworks-specifically AIAA S-113 (Criteria for Explosive Systems and Devices on Space and Launch Vehicles) and related aerospace standards (such as AIAA S-114 , AIAA S-080/081 , SMC-S-016 , or AFSPCMAN 91-710 ). What You'll Be Doing: Design & Build Verification: Audit prime contractor engi

Huntsville, AL 35802 • (44 miles) • Full Time • 10/5/2026

Mid-Level Software Engineer 26-070 Invariant Corporation is seeking a talented and motivated mid-level Software Engineer with 5-10 years of experience. The ideal candidate would work in a hands-on laboratory environment on a variety of technical projects related to the design and integration of numerous microcomputer systems, C-UAS (Counter-Unmanned Aircraft Systems) technologies, and software development. Duties Include Managing software development process in Azure DevOps Plan and update sprints and work items Create pipelines for continuous integration (CI) tasks such as static testing, unit testing, and code coverage Create release pipelines for tagging and building releases Requirements Candidate must have a minimum of a bachelors degree in Computer Science/Engineering or related fiel

Huntsville, AL 35802 • (44 miles) • Full Time • 10/5/2026

Education: High School Diploma / GED Months/Years of Experience: Five (5) years of applicable experience supporting engineering or testing of hardware in the appropriate area of specialization; or two (2) years of applicable college/vocational/military/technical school and three (3) years of applicable experience in the assigned specialty area; and the following additional requirements: Mechanical – At least four (4) year of the five (5) years experience must include successful completion of 0ne (1) year of vocational/military/technical school training in practical or industrial arts and a minimum of two (2) years of mechanical fabrication and structural/fixture setup supporting engineering or testing of military hardware. Required Qualifications: U.S. Citizen. Candidate must have or be ab

Huntsville, AL 35802 • (44 miles) • Full Time • 10/1/2026

MDR is seeking a Model-Based Systems Engineer (MBSE) to support the Targets and Countermeasures program office of the Missile Defense Agency (MDA) . In this role, you will apply systems engineering principles within a digital engineering framework to create, analyze, and maintain system architecture models. You will collaborate with government leads, prime contractors, and cross-functional engineering teams to trace requirements, model behavioral and structural architectures, and support technical baseline reviews. What You'll Be Doing: System Modeling & Architecture: Develop and maintain descriptive system models using SysML to capture system behaviors, structure, interfaces, and operational requirements across MDA programs. Requirements Traceability: Map system-level and component-level

Huntsville, AL 35802 • (44 miles) • Full Time • 10/4/2026

AI Signal Research, Inc. (ASRI) is recruiting for the Redstone Test and Engineering Services (RTES) contract in support of the Redstone Test Center mission to provide superior technical expertise conducting tests, analyzing the results, and reporting the results on systems, subsystems, and components related to aviation, missile, and sensor platforms. Education: High School Diploma or GED Months/Years of Experience: Three (3) years of applicable experience supporting engineering or testing of hardware in the appropriate area of specialization; or two (2) years of applicable college/vocational/military/technical school and one (1) year of applicable experience in the assigned specialty area; and the following additional requirements: Mechanical – Must have successful completion of vocationa

Huntsville, AL 35802 • (44 miles) • Full Time • 10/2/2026

Invariant Corporation is a small company with a highly qualified technical staff that takes pride in providing quality services to our customers. We offer a comprehensive benefits package including 401k, profit sharing, and health/dental insurance. We have the following position available in our Huntsville office: 27-003 Electrical Engineer Intern Invariant Corporation is seeking an Intern with a knowledge of Electrical Engineering. The Interns role is to assist our team while working in a hands-on laboratory environment on a variety of technical projects related to microelectronics system design and analysis. Duties Include : A variety of electronic design, build, and testing tasks under the guidance of senior engineers in a dynamic environment Programming and interfacing with FPGA develo

Huntsville, AL 35802 • (44 miles) • Full Time • 9/27/2026

MDR is looking for an experienced, team-oriented Senior Performance Analysis Engineer to join our Huntsville, AL team. In this role you will support the analysis and assessment of Ground-based Missile Defense (GMD) systems in support of Missile Defense Agency (MDA). The successful candidate will perform mission and system performance analyses to evaluate weapon system effectiveness, engagement performance, and operational capability across a range of threat scenarios. This role requires expertise in MATLAB and Python and the ability to develop analytical tools, interpret complex simulation results, and communicate technical findings to engineering team, program leadership, and government stakeholders. Job Description (What You'll Be Doing) Develop and maintain MATLAB, Python, and C++ analy

Huntsville, AL 35802 • (44 miles) • Full Time • 10/2/2026

Invariant Corporation is a small company with a highly qualified technical staff that takes pride in providing quality services to our customers. We have the following position available in our Huntsville office: Mechanical Engineer Intern 27-005 Invariant Corporation is seeking a talented and motivated Mechanical Engineer Intern. Duties Include: Conducts multidisciplinary research Collaborates with equipment designers and/or hardware engineers in the planning, design, development, testing and utilization of mechanical and/or electromechanical systems, instruments, controls, etc. Perform other duties as assigned or required Requirements: Candidate must be enrolled in a Mechanical Engineering, Aerospace Engineering, Math, or other related degree program from an ABET accredited college/unive

Huntsville, AL 35802 • (44 miles) • Full Time • 9/27/2026

AI Signal Research, Inc. (ASRI) is recruiting for the Redstone Test and Engineering Services (RTES) contract in support of the Redstone Test Center mission to provide superior technical expertise conducting tests, analyzing the results, and reporting the results on systems, subsystems, and components related to aviation platforms. Education: High School Diploma or GED Months/Years of Experience: Nine (9) years of applicable experience supporting engineering, design or testing of hardware in the appropriate area of specialization; or four (4) years of applicable college/vocational/military/technical school and five (5) years of applicable experience in the assigned specialty area; and the following additional requirements: Instrumentation – Experience must include successful completion of s

Huntsville, AL 35802 • (44 miles) • Full Time • 9/26/2026

MDR is seeking a highly skilled Principal Engineer to provide engineering oversight for target system payloads and countermeasure development. In this role, you will act as a trusted advisor to the program office, delivering critical assessments of prime contractor designs, technical plans, and target instrumentation layouts. You will serve as a technical anchor during major program milestones-from System Requirements through Product Acceptance-while seamlessly collaborating across multiple organizations, modeling teams, cost analysts, and schedulers to ensure items are delivered accurately and on time. What You'll Be Doing: Engineering Oversight & Design Assessment Expert Advisory: Serve as the technical expert on payload and countermeasure requirements development, analysis, design, qual

Huntsville, AL 35802 • (44 miles) • Full Time • 10/2/2026

27-001 Software Engineer Intern Invariant Corporation is seeking an Intern with a knowledge of Software Development. Interns will be involved in all aspects of the software development life cycle including initial design, database and code implementation/testing, and troubleshooting/maintenance of existing systems. Duties Include : Design, document, develop, integrate and test software for applications using C++ Participate in requirements development Collaborate with team members on complex or special projects Use agreed upon development languages to code computer instructions based on planning meetings or design discussions with team members Confer with leader and other resources regularly to determine how the desired results can be achieved Utilize any special development techniques nec

Huntsville, AL 35802 • (44 miles) • Full Time • 9/25/2026

MDR is seeking a highly skilled Range Safety & Flight Termination Engineer to support the Missile Defense Agency (MDA) Targets and Countermeasures Engineering Directorate. In this role, you will provide critical engineering expertise for the flight terminations systems (FTS) used across launch and reentry vehicles. What You'll Be Doing: Serve as Range Safety expert on behalf of the Targets Program office during flight tests, Range Safety Working Groups, and flight termination testing. Provide oversight of requirements development, allocation and verification for target system FTS products, including autonomous flight termination systems. Conduct technical surveillance across FTS hardware and software development, qualification, acceptance, integration, and final checkout. Author technical

Huntsville, AL 35802 • (44 miles) • Full Time • 9/24/2026

Education: High School Diploma or GED Months/Years of Experience: Five (5) years of applicable experience supporting engineering or testing of hardware in the appropriate area of specialization: or two (2) years of applicable college/vocational/military//technical school and three (3) years of applicable experience in the assigned specialty area: Instrumentation - Must have sixteen (16) weeks of civilian or military training in electronics or basic instrumentation techniques and a minimum of two (2) years of experience in electronics/instrumentation supporting engineering or testing of military hardware. Required Qualifications: Must be a U.S. Citizen and have or be able to obtain a DoD security clearance. Skills Needed: Will be required to install/maintain/repair instrumentation utilized

Huntsville, AL 35802 • (44 miles) • Full Time • 10/20/2026

Education: High School Diploma or GED Months/Years of Experience: Five (5) years of applicable experience supporting engineering or testing of hardware in the appropriate area of specialization: or two (2) years of applicable college/vocational/military//technical school and three (3) years of applicable experience in the assigned specialty area: Instrumentation – Experience must include successful completion of sixteen (16) weeks of civilian or military training in electronics or basic instrumentation techniques and a minimum of two (2) years of experience in electronics/instrumentation supporting engineering or testing of military hardware. Required Qualifications: Must be a U.S. Citizen and have or be able to obtain a DoD security clearance. Must be capable of lifting 50 lbs. Duties: Th

Huntsville, AL 35802 • (44 miles) • Full Time • 9/30/2026

Lead Test Engineer 26-049 Invariant is seeking a talented and experienced Lead Test Engineer to support hardware development programs for the DoW. This role will support multiple DoW programs and internal hardware production efforts. The Lead Test Engineer will oversee the planning, execution, and reporting of qualification and acceptance testing for DoW hardware systems. This includes ensuring compliance with MIL-STD-810 and MIL-STD-461 test protocols. The role requires hands-on coordination with cross-functional teams, test engineers, test technicians, test facilities, and government stakeholders. This position is contingent upon contract award. Duties Include : Develop Test Program Plan documents Lead test planning, procedure development, and execution of environmental and EMC/EMI tests

Huntsville, AL 35802 • (44 miles) • Full Time • 9/25/2026

MDR is seeking a skilled Telemetry Engineer to support the Missile Defense Agency (MDA) Targets and Countermeasures Engineering Directorates. In this role, you will provide critical engineering expertise to the team responsible for performing pre-mission trajectory validation and performance analysis for the for the flight test events along with onsite expertise during flight events. What You'll Be Doing: Support the Missile Defense Agency (MDA) Targets and Countermeasures (TC) program office with development of ballistic missile target vehicles Support the TC System Engineering team in all aspects of target design, analysis, and test to include requirements development and assessment, modeling and simulation, test analysis and reporting Utilize knowledge, skills and experience with missil

Huntsville, AL 35802 • (44 miles) • Full Time • 10/20/2026

Position Overview AI Signal Research, Inc. (ASRI) is seeking an Electrical Engineer to support the Redstone Test Center (RTC) mission by providing engineering expertise for the testing and evaluation of U.S. Army aviation systems. This role supports the design, integration, and implementation of specialized instrumentation systems used to collect critical flight test data on military aircraft. The selected candidate will work alongside a multidisciplinary team of engineers and technicians to develop innovative instrumentation solutions supporting flight testing of avionics, communications, radar, navigation systems, infrared equipment, lasers, computer circuitry, and other aircraft systems. Required Qualifications Bachelor's degree in Engineering in a designated area of specialization or a

Huntsville, AL 35802 • (44 miles) • Full Time • 9/30/2026

Electrical Engineer 26-044 Invariant Corporation is seeking a talented and motivatedelectrical engineer to support upcoming and anticipated defense programs. You will lead the electrical engineering effort for a complex development program, owning the electrical architecture across scope, from early concept through integration, test, qualification, and fielded configuration. The ideal candidate will have 8+ years of hands-on experience in electrical engineering roles, including system integration, verification testing, and circuit/cable/harness design for rugged military environments. You will collaborate with multidisciplinary teams to validate design performance, troubleshoot issues, and support deployment of mission-critical defense systems. This position is contingent upon contract awa

Huntsville, AL 35802 • (44 miles) • Full Time • 9/22/2026

MDR is looking for an amazingly talented Counter-Countermeasure and Threat Discrimination Program Engineer to join our team! In this role you will provide systems analysis expertise to develop new Missile Defense System capabilities to identify lethal objects. What You'll Be Doing: Work within a multi-discipline, multi-source/industry team Provide technical analysis, management, and general scientific support to MDA's Counter- Countermeasures and Discrimination Directorate Develop and formulate options for improving the Missile Defense System's discrimination and electronic protection capabilities. What Required Skills You'll Bring: Master's Degree in a STEM field with a minimum of 12 years of experience Expertise in radar signal processing, scheduling, and object classification Expertise

Huntsville, AL 35802 • (44 miles) • Full Time • 10/19/2026

The Modeling and Simulation Engineer will support the Prime's Joint Simulation Environment (JSE) Modeling and Integration team. In this critical role, you will support the development, integration, and testing of advanced threat missile and radar simulation models used in high-fidelity defense simulations. This position provides the opportunity to directly impact national security by delivering realistic and validated models for mission-critical environments. Design and implement high-fidelity threat missile and radar simulation models that replicate real-world systems and behaviors. Enhance and maintain existing models using advanced modeling and simulation tools in alignment with the Missile and Space Intelligence Center (MSIC) delivery schedule. Integrate threat models into the JSE simu

Huntsville, AL 35802 • (44 miles) • Full Time • 9/30/2026

Test Engineer 26-039 Invariant is seeking a talented and experienced Test Engineer to support hardware development programs for the DoD. This role will support multiple DoD programs and internal hardware production efforts. The Test Engineer will oversee the planning, execution, and reporting of qualification and acceptance testing for DoD hardware systems. This includes ensuring compliance with MIL-STD-810 and MIL-STD-461 test protocols. The role requires hands-on coordination with cross-functional teams, test engineers, test technicians, test facilities, and government stakeholders. Duties Include : Develop Test Program Plan documents Lead test planning, procedure development, and execution of environmental and EMC/EMI tests per MIL-STD-810 and MIL-STD-461 requirements. Support Governmen

Huntsville, AL 35802 • (44 miles) • Full Time • 9/23/2026

MDR is looking for an amazingly talented Lead Systems Engineer to join our team! In this role you will provide coordinated communications integration support to the Kingdom of Saudi Arabia (KSA) Terminal High Altitude Area Defense (THAAD) Chief Engineer and United Arab Emirates (UAE) THAAD Engineering Lead. What You'll Be Doing: Provide systems and interoperability engineering, analysis, and technical guidance regarding the THAAD weapon system with international partners. Assist Engineering Lead with managing the technical aspects of all assigned force design work Assisting with international Tactical Data Link Architecture, attending data link conferences Collaborate and coordinate on force design technical efforts with multiple external agencies and stakeholders Identify deficiencies and