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27 systems integration test engineer jobs found

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SAIC
Mar 04, 2026
Strategic Requirements Systems Engineer
SAIC CA
Description JOB DESCRIPTION: SAIC is seeking a motivated and experienced Strategic Requirements Systems Engineer to join our team in El Segundo, CA. SAIC is sub-contractor on the Military Satellite Communications (MILSATCOM) Systems Engineering, Integration and Test (MSEIT) contract. The MSEIT (MILSATCOM Systems Engineering, Integration and Test) team in support of SSC (Space Systems Command) in El Segundo is seeking an individual to provide Information Assurance (IA) and Cybersecurity support for the MILSATCOM Capability area. The MILSATCOM portfolio of programs has an ongoing need for IA/Cybersecurity support, to meet the needs of our emerging next-generation protected SATCOM. The MILSATCOM Systems Engineering, Integration, and Test (MSEIT) effort provides leading edge Systems Engineering & Integration (SE&I) for the Air Force's Space and Missiles System Center. We support the Air Force's acquisition of state of the art Military Satellite Communications...
SAIC
Feb 18, 2026
Systems Engineer
SAIC CA
Description SAIC's Horizon program is seeking a highly skilled and multidisciplinary Senior Systems Engineer to lead technical acquisition efforts, system integration, and engineering oversight within the Space Domain Awareness (SDA) and Space Surveillance & Reconnaissance (S&R) mission areas. This role requires extensive expertise in systems engineering, architecture development, requirements definition, risk management, and technical program integration to support the U.S. Space Force (USSF) Space Systems Command (SSC), adhering to the Warfighting Acquisition System (WAS) approach for rapid capability fielding. This position is located in El Segundo, CA . Embedded in the Government's Space Reconnaissance team, you will provide critical technical leadership and ensure successful end-to-end system acquisition, integration, and delivery of the next generation of space-based SDA and S&R capabilities. The role focuses heavily on applying systems engineering...
SAIC
Feb 18, 2026
Cyber Security RMF Support
SAIC CA
Description SAIC is seeking a Cyber Security RMF Support Engineer, to work in El Segundo, Ca;you will join a systems engineering team defining the next generation of space communication systems supporting US Space Force (USSF) satellite communications. You will support Systems Engineering & Integration (SE&I) activities in a multidisciplinary and collaborative environment. You will interface and collaborate with SE&I team members, contractors, government civilians and members of the USSF. You will lead and support several working groups responsible for leading technical discussion, resolve and identify risk, requirement gaps, developing briefings, writing, and tracking action items, and authoring meeting minutes. The MILSATCOM Systems Engineering, Integration, and Test (MSEIT) effort provides leading edge Systems Engineering & Integration (SE&I) for the US Space Force's Space Systems Center (SSC). We support the Space Force's acquisition of...
SAIC
Feb 04, 2026
Chief Space Systems Engineer
SAIC CA
Description SAIC is seeking a highly experienced Space Systems Chief Systems Engineer to support Space Systems Command Space Domain Awareness and Combat Power (SSC/SZ) portfolio. Position is available in El Segundo, California . Fun stuff you will do on the job: Engages with developers to evaluate software simulators, engineering units, and hardware simulators through integration activities. Leads technical requirements development, systems engineering, and oversees development contractor to develop, design, produce, integrate and test space systems. Oversees payload integration and interface control management. Performs system integration of multiple efforts to integrate complex space systems, ground segment integration, and deployment into operations. Manage and negotiate interface control documents with external stakeholders. Performs systems architecting and engineering activities such as system requirements definition, interface definition,...
SAIC
Jan 14, 2026
Software Integration Systems Engineer
SAIC CA
Description SAIC is seeking a Ground Systems Software Integration Engineer with experience as a systems engineer and technical advisor (SETA). If you have a strong background managing acceptance testing and integration efforts of consolidated software and specialized hardware for diverse locations this is the job for you! This position requires an active TS/SCI security clearance with Polygraph and is in El Segundo, CA. In this role you will support a government program office in charge of ground element command and control (C2) activities for a major program acquisition within a space system program office. The ground segment consists of ground command and control (C2) software, customized hardware, Automated Data Processing Equipment (ADPE) and network integration. In this role you will provide System Engineering, Integration, and Test (SEIT) subject matter expertise to ensure the software development program executes on schedule and within cost. Activities include...
SAIC
Dec 17, 2025
SoS Integration Engineer
SAIC CA
Description SAIC's Horizon program is seeking an experienced SoS Integration Engineer with deep expertise in systems integration, space-based Space Domain Awareness (SDA), and Space Surveillance & Reconnaissance (S&R) to support the U.S. Space Force (USSF) Space Systems Command (SSC). This senior engineer will embed full-time with the Government's Space Reconnaissance team, helping shape and deliver the next generation of space-based SDA and S&R capabilities. This position is located in El Segundo, CA. You will serve as a systems engineer and technical integrator, working directly with the customer responsible for development and delivery of the next generation GEO-based SDA satellite constellation that will provide reconnaissance and surveillance of resident space objects in and around the GEO-belt. You will join and actively participate in Integrated Product Teams (IPTs) to ensure successful integration of space segment, ground segment, external...
SAIC
Dec 17, 2025
Space Systems Advanced Development Chief Engineer
SAIC CA
Description JOB DESCRIPTION: SAIC is seeking a Space Systems Advanced Development Chief Engineer to join our MSEIT team in El Segundo, CA. You will join the MILSATCOM Systems Engineering team to help shape the next generation of space communication systems supporting Air Force Military Satellite Communications. In this role, you will contribute to Systems Engineering and Integration activities within a multidisciplinary, highly collaborative environment. You will work closely with SE&I teammates, contractors, government personnel, and members of the U.S. Air Force. You may also lead or support working groups that conduct technical discussions, identify and mitigate risks and requirements gaps, prepare briefings, track and document action items, and produce meeting minutes. The MILSATCOM Systems Engineering, Integration, and Test (MSEIT) effort provides leading edge Systems Engineering & Integration (SE&I) for the Air Force's Space and Missiles System Center....
SAIC
Dec 17, 2025
Senior Cyber Lead Engineer
SAIC CA
Description Job Description: SAIC is seeking a Senior Cyber Lead Engineer to join our MSEIT team. In this role, you will be part of a systems engineering team defining the next generation of space communication systems in support of US Space Force (USSF) satellite communications. You will contribute to Systems Engineering & Integration (SE&I) activities in a multidisciplinary, highly collaborative environment, working closely with SE&I team members, contractors, government civilians, and USSF personnel. You will lead and support multiple working groups, driving technical discussions, identifying and mitigating risks, uncovering requirements gaps, preparing briefings, writing and tracking action items, and developing comprehensive meeting minutes. The MILSATCOM Systems Engineering, Integration, and Test (MSEIT) effort provides leading edge Systems Engineering & Integration (SE&I) for the US Space Force's Space Systems Center (SSC). We support the...
SAIC
Dec 17, 2025
Future Strategic Space Lead
SAIC CA
Description Job Description: SAIC is seeking a Futures Strategic Space Lead to join our MSEIT team in El Segundo, CA. You will join the MILSATCOM Systems Engineering team to help define the next generation of space communication systems supporting US Space Force (USSF) Military Satellite Communications. You will support Systems Engineering & Integration activities in a multidisciplinary and collaborative environment. You will interface and collaborate with SE&I team members, contractors, government civilians and members of the USSF. The MILSATCOM Systems Engineering, Integration, and Test (MSEIT) effort provides leading edge Systems Engineering & Integration (SE&I) for the Space Force's Space Systems Center (SSC). We support the Space Force's acquisition of state-of-the-art Military Satellite Communications systems, providing global secure, survivable, and protected communications for our nation's warfighters. We seek technical individuals who will...
SAIC
Dec 17, 2025
Cyber Security Engineer
SAIC CA
Description Job Description: SAIC is seeking a Cyber Security Engineer to join our MSEIT team in supporting the Evolved Strategic Systems (ESS) program in El Segundo, CA. Due to security requirements, work is required to be on-site in a secure facility. The MILSATCOM Systems Engineering, Integration, and Test (MSEIT) effort provides leading edge Systems Engineering & Integration (SE&I) for the Space Force's Space Systems Command. We support the Space Force's acquisition of state-of-the-art Military Satellite Communications systems, providing global secure, survivable, and protected communications for our nation's warfighters. We seek technical individuals who will thrive in a highly collaborative work environment of small teams, using the most modern tools and methodologies to tackle the challenges of integrating complex space and ground communications systems. Key Responsibilities: Perform systems engineering activities in the areas of cybersecurity, Risk...
SAIC
Nov 19, 2025
Systems Engineers
SAIC CA
Description SAIC's Horizon program is seeking Systems Engineers with varying levels of experience and backgrounds to support the U.S. Space Forces mission of delivering warfighter capability via the Space Systems Command's Space Domain Awareness and Combat Power and Battle Management, Command, Control and Communications weapon system portfolios. Positions are available in El Segundo, California and, or Colorado Springs, Colorado. The Horizon program is supporting Government weapon systems program offices with subject matter experts that have a background with the Space-based and, or Ground Systems including Command & Control services. Horizon team members provide systems engineering development and integration expertise in support of various capabilities that protect and defend the Nation's most valuable space assets. Our team is at the forefront of the advising and assisting the Government with their architecture and full lifecycle systems engineering processes that...
SAIC
Oct 29, 2025
Launch Integration Engineer
SAIC CA
Description SAIC is seeking a Launch Integration Engineer to support the US Space Force in integrating and delivering National Security Space missions into orbit. The position supports the Space Domain Awareness and Combat Power (SDA&CP) Directorate and is located in El Segundo, California . Fun stuff you will be doing on the job: - Provide critical mission integration services to government mission manager executing the launch mission integration process. - Work on all aspects of launch from initial planning meetings through launch operations and Day of Launch. - Help with mission working groups, to include: mission integration, ground operations, flight operations, trailblazer planning/execution, and Day-of-Launch. - Help provide technical services for mission program reviews, integrated schedule development/management, rehearsal support, and daily status reporting. - Support development of launch mission planning tasks and develop key program...
SAIC
Oct 08, 2025
Principal Test Engineer
SAIC CA
Description SAIC is seeking a highly motivated Program Test Systems Engineer to join a Systems Engineering team defining the next generation of space communication systems supporting Air Force Military Satellite Communications (MILSATCOM). You will support Systems Engineering & Integration (SE&I) activities in a multidisciplinary and collaborative environment. This opportunity is in El Segundo Ca. In this role, you will develop, plan, and execute test strategies to validate system requirements and ensure successful integration of space and ground segments. You will interface and collaborate with SE&I team members, contractors, government civilians, and members of the U.S. Space Force (USSF). Key Responsibilities: Develop T&E strategy, Test and Evaluation Master Plan, requirement verification and test plans, test objectives, test methodology, and evaluation criteria Collect, review, analyze, and report T&E data Support implementation of common...
SAIC
Aug 28, 2025
Satellite Integration and Test Engineer
SAIC CA
Description As a customer In-Plant Satellite Factory Integration & Test (I&T) Engineer, provide government customer insight at satellite contractor facility during design, manufacture, integration, test and launch phases. Responsibilities will include oversight of various contractor I&T activities; identifying and resolving technical issue by leading and influencing contractor efforts in successfully delivering satellite for on orbit operations. Key duties/responsibilities include, but are not limited to: • Work in an interactive team environment with Government customer leads, satellite subsystems developers, and other subject matter experts. • Facilitates communications between Customer Program Office and contractor team and provide written daily and weekly status reports to customer program office • Identify, communicate and lead program team to address and resolve technical and programmatic issues • Review, assess and evaluate contractor satellite...
SAIC
Aug 28, 2025
Space Systems Engineer
SAIC CA
Description SAIC is seeking a highly experienced Sr. Principal S pace Systems Engineer to support Space Systems Command Space Domain Awareness and Combat Power (SSC/SZ) portfolio. Position is available in El Segundo, California . Fun stuff you will do on the job: Lead technical requirements development, systems engineering, and oversee development contractor to develop, design, produce, integrate and test space systems. Oversee payload integration and interface control management. Perform system integration of multiple efforts to integrate complex space systems, ground segment integration, and deployment into operation. Manage and negotiate interface control documents with external stakeholders. Perform systems architecting and engineering activities such as system requirements definition, interface definition, design, interface management, data architecture development, systems integration, performance analysis, lifecycle cost analysis...
SAIC
Feb 25, 2026
Chief Cloud Engineer
SAIC CA
Description SAIC's Horizon program is seeking you, our next Chief Cloud Engineer to join the U.S. Space Force team delivering warfighter capability via the Space Systems Command's Space Combat Power portfolios working out of El Segundo, CA. You will be a part of the team responsible for developing and delivering cyber capabilities to Space Force cyber operators. If you have expertise and extensive experience designing and developing Service cloud environments (eg: Platform One / Warp Core / AWS / Azure / Unified Data Library / etc.) to load, format, analyze, and display large-volume data streams, arriving in a variety of formats this is the job for you. The Horizon program is supporting Government weapon systems program offices with subject matter experts that have a background with the Department of Defense major capability acquisition process. Horizon team members provide systems acquisitions and program management support on various capability development programs that...
SAIC
Feb 25, 2026
Senior Cloud Developer
SAIC CA
Description SAIC's Horizon program is seeking you, our latest Senior Cloud Developer to join the U.S. Space Force team delivering warfighter capability via the Space Systems Command's Space Combat Power portfolios working in El Segundo, CA. Y ou will be a part of the team responsible for developing and delivering cyber capabilities to Space Force cyber operators. If you have expertise and experience in cloud development, tools, and integrated systems to format, load, analyze, and display large-volume data streams, arriving in a variety of formats, and familiarity with Service mesh architectures (eg: Platform One, Unified Data Library, Warp Core, etc.) then this is the job for you. The Horizon program is supporting Government weapon systems program offices with subject matter experts that have a background with the Department of Defense major capability acquisition process. Horizon team members provide systems acquisitions and program management support on various...
SAIC
Feb 11, 2026
Project Engineer
SAIC CA
Description The Horizon 2 program is looking for you, a talented Project Engineer with engineering and program management experience to support the Space Security and Defense Program (SSDP) in El Segundo, CA , as a liaison between the SSDP and the Space Systems Command (SSC). You will support the SSDP West Office with space related program management, program support, technical review, and integration of SSDP efforts. The SSDP West Office is tasked with integrating SSC's programs into analytical force designs and transitioning those force designs into acquisition programs at SSC and with other mission partners. They are also responsible for performing liaison functions across Title 10 and Title 50 joint departmental organizations as well as the interagency. This position requires regular and independent interaction with senior military and governmental leaders, government project leads, multiple contractors, FFRDCs, UARCs, customers, and partners at all classification...
SAIC
Feb 04, 2026
Test and Evaluation Systems Engineer
SAIC CA
Description SAIC is seeking Test & Evaluation (T&E) Systems Engineers in support of NAVWAR's Naval Operational Architecture (NOA) Program in San Diego, CA. This is a recently awarded contract, funded for five years. Work is performed on site in San Diego, CA. Please view our program page for more information and to view all open positions available: company website Responsibilities: Support Hardware-in-the-Loop (HWIL) testing, validation, and verification activities for Navy C4ISR systems and emerging technologies. Assist in the design, planning, execution, and reporting of Developmental and Operational Test events. Translate mission-level objectives into measurable test objectives and actionable test tasks. Conduct data analysis and track bugs and discrepancies across test phases. Create and maintain test schedules, track action items, and support presentations to senior leadership. Facilitate coordination across multiple stakeholders,...
SAIC
Feb 04, 2026
Test and Evaluation Lead
SAIC CA
Description SAIC is seeking Test & Evaluation Lead in support of NAVWAR's Naval Operational Architecture (NOA) Program in San Diego, CA. This is a recently awarded contract, funded for five years. Work is performed on site in San Diego, CA. Please view our program page for more information and to view all open positions available: company website Responsibilities: Develop, document, and execute test plans in support of ONMIS system functionality. Lead test activities across multiple teams ("team of teams") to support development and operational testing in a lab-based environment. Conduct technical evaluations, record results, and report findings to engineering and program leadership. Collaborate with systems engineers, software developers, and stakeholders to validate requirements and ensure test coverage. Support integration and testing of shipboard networks, Aegis Weapon System interfaces, and related Navy systems. Contribute to...
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