Assembly, Integration & Test (AIT) Engineer (SME) with Security Clearance
$165k - $195kAurex
Assembly, Integration and Test (AIT) Engineer (SME) Location: El Segundo, CA Who We Are Aurex is a mission-focused aerospace and defense company building the next frontier of deterrence. From hypersonics and missile defense to hardened networks and orbital systems, we design, test, and deliver the platforms that turn unproven ideas into battlefield-ready capability. Born in Huntsville and built for speed, Aurex brings together aerospace veterans, combat-tested operators, and forward-leaning technologists to solve problems that matter fast. We move from whiteboard to warfighter with precision, clarity, and zero tolerance for fluff. Job Description Aurex is seeking a Test Subject Matter Expert with Assembly, Integration, and Test experience to lead and support Test and Evaluation activities across advanced space and software systems supporting national security missions. This role is responsible for ensuring programs are prepared to enter, execute, and successfully exit critical test phases, including Assembly, Integration, and Test milestones. You will work across engineering, program management, and government stakeholders to develop and execute test strategies that validate system performance and mission readiness. This role requires a technically strong leader who can connect system design to test execution, ensure disciplined test processes, and drive results in a fast-paced, mission-driven environment. In this role, you will support and lead Test and Evaluation activities across space and software systems, ensuring alignment with program objectives and acquisition requirements. You will develop and execute test strategies, plans, reports, and briefings, while participating in test execution, verification, and analysis activities. You will support programs in entering and exiting Assembly, Integration, and Test milestones, ensuring readiness and compliance with test requirements. You will collaborate with government clients, Federally Funded Research and Development Centers, and contractor teammates to achieve program goals. You will contribute to continuous improvement of test processes and ensure clear communication across stakeholders at all levels. Requirements 10+ years of experience supporting DoD Test and Evaluation activities 7+ years of experience working Test and Evaluation on space systems 5+ years of experience working Test and Evaluation on software systems Experience supporting programs through Assembly, Integration, and Test milestones Experience working in a collaborative team environment developing test strategies, plans, reports, and briefings, and participating in test execution, verification, and analysis Ability to communicate effectively and establish collaborative relationships with government clients, Federally Funded Research and Development Centers, and contractor teammates Ability to work collaboratively and independently, demonstrating initiative to complete complex tasks Experience with Microsoft Word, Excel, PowerPoint, and Outlook Active Secret clearance Bachelor's degree in Engineering, Mathematics, Computer Science, or a related technical discipline (Desired) 2+ years of experience with software programs utilizing Agile methodologies 2+ years of experience working with software factories or DevSecOps pipelines 2+ years of experience with military SATCOM systems Experience planning, executing, and reporting for Lead Developmental Test Organizations or Operational Test Authorities Experience with tools such as Confluence or Jira ITEA Certified Test and Evaluation Professional (CTEP) certification or similar TandE certification Active TS/SCI clearance Master's degree How You Will Be Rewarded The salary range for this role is $165,000 - $195,000 per year. We offer a comprehensive total rewards approach to compensation, providing incentives and benefits that extend far beyond the base salary. Compensation is determined by the candidate's work experience, education, training, and relevant skills. We offer a competitive benefits package designed to support our employees' health, well-being, and professional growth. Location El Segundo, CA Equal Opportunity Statement Aurex is an Equal Opportunity Employer. It prohibits discrimination, retaliation, or any type of harassment on the basis of race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status, citizenship, immigration status, or any other legally protected status in employment, including in hiring, firing, and recruiting decisions. All applicants must be authorized to work lawfully in the United States for positions at Aurex. There may be limited circumstances in which a law, regulation, executive order, or government contract would require certain citizenship; only in those limited circumstances would Aurex require certain citizenship status to comply with the relevant law, regulation, executive order, or government contract applicable to that position. For all other positions, Aurex does not consider an applicant's citizenship but only requires that the applicant be authorized to work lawfully in the United States. If a position is one that falls under export control laws and regulations requiring authorization from the U.S. government to access export-controlled items, any hiring is contingent on the applicant passing the export compliance assessment, which is separate from the I-9 process, for that specific position. #J-18808-Ljbffr Aurex
$135k - $169k
Systems Integration and Test Engineer page is loaded## Systems Integration and... ...Belong. Connect. Grow. with KBR!**KBR’s National Security Solutions team provides... ...**, **prime contractor Assembly, Integration, and Test... ...a Secret security clearance*** Bachelor’s degree in...Security ClearanceContract workFor contractorsWork at officeLocal areaFlexible hours$110k - $200k
...Systems Integration & Test Engineer, Avionics (All Levels) Torrance, California... ..., digital interfaces, RF assemblies, motion control, and... ...blends hands-on lab work with systems-level reasoning and... ...a U.S government-issued security clearance, it may in the near future...Security ClearanceFull timeImmediate start$150k - $190k
...are seeking a Senior Systems Integration and Test Engineer to be a key contributor to... ...level. Collaborate with hardware, software, and systems... ...selected will be subject to a security investigation and may need... ...a Government Security Clearance is required. What We'd Love...Security ClearancePermanent employmentFlexible hours$79.05k - $116.25k
...A member of the ATLO (Assembly, Test, and Launch Operations... ...test equipment Work with other teams to mechanically integrate satellite components into... ...subsystems from engineering drawings, schematics,... ...ability to obtain a U.S. Security Clearance for which the U.S. Government...Security ClearanceFull timeFlexible hoursShift workDay shiftAfternoon shift$104.55k - $153.75k
...and inclusive, with great opportunity... ...of fully assembled satellites. The Assembly, Test, and Launch Operations... ...vehicle-level integration and test... ...The Senior ATLO Engineer will collaborate... ...Facilities, and Security to shape the direction... ...U.S. Security Clearance for which the U...Security ClearancePermanent employmentInterim roleCurrently hiringRelocationVisa sponsorshipWork visaRelocation packageShift workRotating shiftDay shiftAfternoon shift- KBR, Inc is seeking a Systems Integration and Test Engineer in El Segundo, CA. This position provides independent systems engineering support for... ...focuses on systems integration, oversight of contractor Assembly, Integration, and Test (AI&T) activities, and assessing technical...For contractors
$130k - $160k
...company is headquartered in Los Angeles, with offices in Washington D.C., San... ...Opportunity CHAOS is looking for an Integration & Test Engineer to accelerate the development, integration... ...complete fielded systems. You will assemble, configure, and test real hardware,...- ...Senior Integration & Test Engineer An extremely exciting company has partnered with us to scale its engineering team, and we're looking for a Senior Integration & Test... ...including wiring, soldering, and mechanical assembly (e.g., 3D printing, rack integration). ~ Experience...
$130k - $160k
...Industries is redefining modern defense with a multi-product portfolio that gives... ...Overview: We are seeking an experienced Integration & Test Engineer to accelerate the development,... ...preferred. Responsibilities: Assemble, configure, and integrate effector hardware...Work experience placementCasual workRelocation package$130k - $180k
Sr. Mechanical Integration & Test Engineer (Starshield) Hawthorne, CA SpaceX was... ...technologies to make this possible, with the ultimate goal of... ...and refine manufacturing assembly procedures based on lessons... ...willingness to obtain a Top Secret clearance Master's degree in an...Temporary workWork at officeWeekend work- ...is seeking a Systems Engineer in El Segundo, California... ...and execution from assembly to launch, ensuring high-quality integration and testing. You will... ...degree in Engineering with over 5 years of relevant... ...ability to obtain a U.S. Security Clearance. #J-18808-Ljbffr Torrey...Security Clearance
$29.42 - $47.09 per hour
...Technician to support spacecraft integration and installation of Multi-Layer... ...has a High School Diploma with a minimum of 4 years in mechanical assembly and must be able to work second... ...citizenship and eligibility for a security clearance. #J-18808-Ljbffr Millennium Space...Security ClearanceHourly payAfternoon shift- ...to assist in spacecraft integration tasks. You will work on MLI installations and testing, ensuring compliance with specifications and high-quality... ...of relevant mechanical assembly experience and be skilled... ...ability to obtain a U.S. security clearance. #J-18808-Ljbffr Dormont...Security ClearanceAfternoon shift
- Senior ATLO (Assembly, Test, & Launch Operations) Engineer - Millennium Space Systems... ..., Space and Security (BDS), is a fast,... ...space vehicle-level integration and test activities... ...will collaborate with many teams such as... ...obtain a U.S. Security Clearance for which the U.S....Security ClearanceFull timeWork experience placementInterim roleCurrently hiringRelocationVisa sponsorshipWork visaRelocation packageFlexible hoursShift workRotating shiftDay shiftAfternoon shift
$90.95k - $123.05k
...respectful and inclusive, with great opportunity... ...us. Production Engineering organization within... ...Monolithic Microwave Integrated Circuit (MMIC) Manufacturing... ...support board‑level assembly and test processes for MMIC‑... ...for this position. Security Clearance This position...Security ClearancePermanent employmentWork experience placementInterim roleRelocationVisa sponsorshipWork visaRelocation packageFlexible hoursShift workAfternoon shift$175k - $215k
...military veterans and engineers from leading... ...lead the mechanical integration of mission... ...through qualification testing and fielded... ...primary interface with customers and platform... ...3D CAD models, assemblies, and interface control... ...maintain a U.S. security clearance Nice to Have...Security Clearance$102k - $189k
...Trusted Disruptor in defense tech. With customers’ mission‑critical... ...domains in the interest of national security. Job Title Sr Specialist, Integration/Test Engineering Job Code 34886 Job Location... ...ability to obtain a security clearance. Security clearances may only...Security ClearanceLocal areaFlexible hours- ...respectful and inclusive, with great opportunity... ...Defense, Space & Security (BDS) is hiring a Senior... ...Vehicle Design & Integration Engineer in El Segundo,... ...layouts, analysis, testing, and assembly integration in a timely... .... Oversee Critical Clearance Control Plan (CCCP)...Security ClearanceWork experience placementShift workDay shift
- ...About the job Systems Integration & Test Engineer (All Levels) About Castelion Castelion... ...electronics, digital interfaces, RF assemblies, motion control, and flight avionics.... .... This role blends hands-on lab work with systems-level reasoning and close collaboration...Permanent employment
$202.3k - $273.7k
...Vehicle Design and Integration Engineer Location: El Segundo... ...layouts, analysis, testing, and assembly integration to meet... ...oversee the Critical Clearance Control Plan (CCCP).... ...related work experience with at least 5 years... ...Systems Engineering. Security Clearance Active U.S...Security ClearanceWork experience placementImmediate startRelocationRelocation packageShift workDay shift- ...iterative design cycles, rapid testing in development, and modern... ...future conflicts. Senior Integration & Test Engineer As a Senior Integration &... ...Responsibilities Take full ownership of assembly, integration, and test... ...field. Partner closely with design, manufacturing, and...Permanent employmentFor subcontractorWeekend work
- ...technology company in California is seeking a Senior Integration & Test Engineer to drive the transition of advanced defense... ...processes. Key responsibilities include overseeing assembly and testing, collaborating with cross-functional teams, and mentoring junior engineers...
- ...IESE Solutions is seeking a Test Engineer to support the United... ...office documentation. Work with development contractors to... ...Must have an active DoD security clearance , adjudicated for SCI eligibility... ...enterprise ground system integration, test and deployment and...Security ClearanceTemporary workFor contractorsWork experience placementWork at officeFlexible hours
$175k - $215k
...Principal Mechanical Engineer, Platform Integration CHAOS Industries... ...modern defense with omniscient systems... ...structural or mechanism assemblies, depending on... ...prototyping, qualification testing, production, and... ...maintain a U.S. security clearance Preferred Requirements...Security ClearanceFull timeWork experience placementCasual workRelocation package$185k - $200k
...Contractor shall provide engineering, program management,... ...shall hold a valid security clearance Required... ...INCLUDE: Experience with establishing product... .... Experience with integrating system engineering quantitative... ...Logistician Level 4 SME From: Sigmatech,...Security ClearanceContract workFor contractorsWork at office$84k - $149k
...and inclusive, with great opportunity... ...Defense, Space and Security (BDS), is a fast... ...You Lead. As a Integrated Program... ...manufacturing, assembling, testing and delivering products... ...Manufacturing/Operations, Engineering, Quality/BRE,... ...a U.S. Security Clearance. for which the...Security ClearancePermanent employmentFor contractorsWork experience placementFor subcontractorInterim roleCurrently hiringWork at officeRelocationVisa sponsorshipWork visaRelocation packageFlexible hoursShift workDay shift$100k - $130k
.... For you, working with us can mean deeper... ...of work. Job Title: Test Equipment Sustainment Engineer Reporting To:... ...aircraft. We design and integrate FCAS systems for... ...be able to obtain Security Clearances as required It’d be... ...Work closely with our Assembly and Test...Security ClearanceFull timeLocal areaImmediate startRelocation packageFlexible hours$35 - $45 per hour
...and others – with an additional... ...of spacecraft. Engineered to survive the... ...Role As an Integration Technician you... ...proof and leak testing, cleanroom payload... ...hands-on assembly of the primary... ...Route, install, secure, and inspect... .../SCI security clearance Additional...Security ClearanceHourly payPermanent employmentShift workWeekend work$29.42 - $47.09 per hour
...Senior Spacecraft Integration & Test Technician at... ...and lab methods.Assemble and integrate spacecraft... ...that satisfy engineering specifications.Operate... ....Partner with engineers/research... ...to travelActive Security ClearanceSecurity... ...citizens eligible for a clearance and willing to...Security ClearanceHourly payPermanent employmentInterim roleLocal areaShift work$166.4k - $249.6k
...demonstration and integration. With innovative... ...productivity and security and tackle the most... ...Materials, and Processes Engineer (Senior... ...subject matter expert (SME) in the evaluation... ..., packaging and assembly. ~ Experience... ...TS/SSBI security clearance, which is issued...Security ClearanceFull timeFor contractorsImmediate startRemote workRelocation packageFlexible hours
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