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13 ground systems engineer jobs found

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SAIC ground systems engineer CA
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SAIC
May 06, 2026
Ground Systems Software Integration 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 Counterintelligence (CI) 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....
SAIC
Jun 08, 2026
PNT SE&I Entry Level Engineer
SAIC CA
Description SAIC is seeking an entry level systems or digital engineer to join our team of diverse Positioning Navigation (PNT) Systems Engineering and Integration (SE&I) team. Participant will engage in a 1-year Engineering Rotational Program (ERP), spending ~3 months on each team, gaining experience, learning from senior engineers, and developing skills related to PNT SE&I. The PNT SE&I Team provides Space Systems Command (SSC) specialized engineering, analysis, planning and execution expertise in support of Global Positioning System (GPS) Programs of Record (PoRs) and the PNT Enterprise. This includes: Ensuring effective requirements integration across space, ground, and user; hardware and software; and all other aspects of systems and organizations within the Enterprise. Maintaining the technical baseline, including identifying and documenting system specification and interface requirement traceability to sell-off verification and test events....
SAIC
Jun 01, 2026
Software - Architect
SAIC CA
Description SAIC is seeking a Software Architect to join our team in El Segundo, CA or Colorado Springs, CO. The Software Architect will work closely with the Principal Engineer to define the platform's overall design, reference architecture, and supporting demonstrators. This role demands broad technical depth and is well suited to someone experienced across the full stack of large-scale, deployed systems who can make principled, high-quality design decisions across diverse technologies. 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 state-of-the-art 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...
SAIC
Jun 01, 2026
Mission Engineer
SAIC CA
Description Make a difference for national security by joining a team of dedicated professionals who assist the Space Development Agency in developing and deploying the next generation of satellites and ground systems for missile warning (MW), missile tracking (MT) and missile defense (MD). SAIC is seeking an experienced Mission Engineer to support the Space Development Agency (SDA) Tranche 3 Program Integration (T3PI) program. This position requires an active TS/SCI security clearance. Desired location is in Chantilly, VA, El Segundo, CA, or the Colorado Springs, CO area(s). Our T3PI team has a need for a tracking Mission Engineer with experience analyzing space and ground system architectures through mission thread development and simulation. We are looking for innovative, creative, and highly motivated individuals to mature models and build scenarios (GRMs and DRMs) that effectively capture system of systems effects in complex operational environments....
SAIC
May 27, 2026
Senior Digital Engineer
SAIC CA
Description SAIC is seeking a Senior Digital Engineer , specialized in Systems of Systems (SoS) Architectures, in El Segundo, CA , to provide systems engineering, mission architecting, and analysis support to the Space Systems Command within the Space Combat Power and Battle Management, Command, Control, Communication and Space Intelligence System Deltas. These System Deltas oversee the planning, development, testing, deployment, integration, and sustainment of a portfolio that consist of Space Control capabilities. This position supports the architecting of the ground and space-based Space Control enterprise consisting of counter space operations such as Orbital and Spectrum Warfare as well as emerging capabilities to outpace the threat. Responsibilities: Provide leadership advice on mission engineering strategies for SoS architectures and strategic messaging to key operational and government stakeholders. Provide systems engineering and mission architecting support....
SAIC
Apr 22, 2026
RF Test Engineer
SAIC CA
Description SAIC is searching for an experienced Radio Frequency (RF) Test Engineer to join our team at Point Mugu, CA . JOB DESCRIPTION : The RF Test Engineer should have proven experience in developing innovative solutions that will be used to meet warfighter needs to support the US Navy relating to Electronic Warfare (EW) capability development. Seeking a candidate with hands-on experience in on-orbit satellite Command and Control (C2) and a strong understanding of the underlying communication infrastructure. JOB DUTIES : Contribute to the development of Tactics, Techniques, and Procedures (TTPs) for Counter-C5ISRT (Command, Control, Computing, Communications, Cyber, Intelligence, Surveillance, Reconnaissance, and Targeting) operations Develop and manage a dynamic database of categorized on-orbit assets to directly support mission readiness by creating and distributing time-sensitive Rapid Reaction Files (RRF) Generate technical documentation:...
SAIC
Mar 11, 2026
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...
SAIC
Mar 11, 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...
SAIC
Mar 11, 2026
Space Systems Engineer
SAIC CA
Description SAIC is seeking a highly experienced Sr. Principal Space 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
Jun 17, 2026
Network Engineer Associate
SAIC CA
Description SAIC is seeking a Junior TACNET ISEA Network Engineer (Fleet Support) ONSITE in San Diego, CA. This role will support the Tactical Networks (TACNET) Capabilities Based In Service Engineering Agent (CB-ISEA). TACNET CB-ISEA supports the sustainment and modernization of Automated Digital Network System (ADNS), Consolidated Afloat Network and Enterprise Services (CANES), Combined Enterprise Regional Information Exchange System (CENTRIXS), Integration Shipboard Networking System (ISNS), Sensitive Compartmented Information (SCI) Networks, Video Information Exchange System (VIXS), and Wireless Reachback System (WRBS) Programs of Record information systems. *This position supports a 24/5 networking monitoring. Must be willing to work rotating shifts on weekdays: 5am-12pm, 1pm-9pm, and/or 9pm-5am.In addition, this position supports rotating shifts providing 24 hour support 5 days per week with occasional on-call. This position will feed into a TACNET Network Engineer...
SAIC
Jun 10, 2026
Principal Software Engineer
SAIC CA
Description SAIC is seeking a full-stack Principal Software Engineer to join the Joint Range Extension (JRE) software development team. This is a Remote Role in San Diego, CA. It is REQUIRED to be local to the area . You must be a U.S. Citizen to be considered who can obtain a Secret clearance after you start. JRE is a combat-proven datalink gateway that plays a vital role in the defense of the United States and our allies by extending the reach of tactical data across the battlespace and around the globe. As a senior principal software engineer on the team, you'll play an essential role in evolving JRE for the future mission needs of the warfighter. JOB DUTIES: Design, develop, and maintain major new features, enhancements, and integrations for the JRE suite of edge- and cloud-deployed client and server applications. Develop and contribute deep domain expertise in the tactical data link, situational awareness, and command and control domains. Refactor existing...
SAIC
Jun 03, 2026
Systems Engineer Principal - MBSE
SAIC CA
Description SAIC is seeking a cleared MBSE Systems Engineer who is a current Model-Based Engineering practitioner to support a portfolio of Battlespace Awareness and Information Operations (BAIO) capabilities to our DoD customer. In this role, you will join our highly energized team of solution architects as we deploy innovative solutions for Information Operations; Intelligence, Surveillance and Reconnaissance; and Meteorology and Oceanography capabilities. The candidate applies systems engineering, systems modeling, product lifecycle management, modeling and simulation, and related techniques, tools, and methodologies to construct, steward, curate, and leverage end-to-end digital content for client programs. Job Highlights • Exercise both thought leadership and practical engineering application by leveraging your Systems Engineering and Model-Based Engineering experiences to transform programs from a document-centric approach to a model-based approach to more effectively...
SAIC
Jun 01, 2026
Senior Systems Engineer
SAIC CA
Description SAIC is seeking a highly skilled and motivated Senior Systems Engineer to join our team in support of critical Department of Defense (DoD) Command, Control, Communications, Computers, and Intelligence (C4I) programs. The ideal candidate will bring a strong technical background in systems engineering principles, military communications architectures, and DoD acquisition processes, combined with the ability to lead complex technical efforts and collaborate effectively across government, contractor, and operational stakeholder communities. Serves as a technical authority, providing engineering expertise and leadership for the sustainment, enhancement, troubleshooting, and lifecycle management of complex naval systems supporting the In-Service Engineering Agent (ISEA) at Naval Information Warfare Center Pacific (NIWC PAC). This role is ON-SITE in SAN DIEGO, CA, must be local to area. Duties and Responsibilities: Provide technical expertise for system...
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