17 ground software engineer jobs found

Description Make a difference for national security by joining a team of dedicated professionals in El Segundo, CA who assist the US Space Force in developing and deploying the satellites and ground systems for Nuclear Detection System (NDS) capabilities. These systems provide timely and critical nuclear detection data to our warfighter to ensure national security mission success. Our Systems Engineering & Integration (SE&I) team has an immediate need for a hybrid Principal Nuclear Detection System Engineer (USNDS) in El Segundo, CA with mission experience in space/ground systems for the management, development, and deployment of NDS systems to ensure on-time delivery of capabilities. As a SE&I professional, candidates will provide System Engineering (SE) services across all SE disciplines with emphasis in integration and test toward delivering operational capabilities into an enterprise system architecture. Job Responsibilities: Provide Systems...

Description SAIC is seeking GEOINT Systems Engineer to support SAIC's Prime Program, Aretuza in Chantilly, VA. Aretuza is a SETA program, supporting the NRO's Ground Enterprise Directorate (GED). As the GEOINT Systems Engineer you will interact daily with senior government and Program staff to analyze new concepts and technologies; support the definition and baselining of new capabilities and/or enhancements; advise on all aspects of System Engineering analysis (architecture, requirements, Concept of Operations (CONOPs), interfaces, schedule, and dependency identification); test support, and provide Readiness Event support. Responsibilities to include Collaborate daily with development contractors, government program personnel, and customers on systems engineering and acquisition functions for GEOINT collection, mission management, and mission processing. Provide oversight and monitor software development and integration activities, ensuring alignment with government...

Description SAIC is seeking an experienced and innovative Systems Engineer Manager to spearhead the modernization and integration efforts of the Converged Infrastructure in support of Ground Intelligence Support Activity (GISA) in Fort Gordon, GA . In this pivotal role, the candidate will drive the development, integration, and deployment of systems that advance the Army Intelligence Enterprise Architecture (AIEA)/Converged Infrastructure, ensuring mission-critical objectives are met. The Systems Engineer Manager will be responsible for but not limited to the following duties: Serve as the Technical Lead for the modernization and integration of Enterprise Services, bridging the gap between sensors, data systems, and analytics to meet GISAs operational needs. Lead efforts to identify technological and system gaps, define requirements, and oversee the assessment, development, testing, and deployment of innovative solutions. Act as the primary technical point of...

Description SAIC is seeking a Software Test Engineer to join The Theater High Altitude Area Defense (THAAD) program in Huntsville, AL. The Theater High Altitude Area Defense (THAAD) Interoperability Section of the THAAD Evaluation Center (TEC) is seeking candidates for a Sr. Test Engineer position in the team. The position involves duties on the THAAD Weapon System, particularly interface testing of the THAAD Fire Control Component (TFCC) and its various subsystems. The Test Engineer will provide technical expertise to the THAAD Interoperability teams' effort to test and certify TFCC software versions through the life cycle of the weapon system. Support for this effort includes the testing activities associated with THAAD internal/developmental tests, preliminary testing of the Common Data Link Interface Module (CDLIM) software product in THAAD, the THAAD Army Service Level Test, US Army Interoperability tests, Missile Defense Agency (MDA) Ground and Flight test and...

Description SAIC is seeking a Principal Systems Engineer onsite in Colorado Springs, CO with experience in space operations, space system sustainment or space acquisitions to join the Positioning, Navigation, and Timing (PNT) Systems Engineering & Integration (SE&I) Team. PNT SE&I provides engineering, integration, technical analysis, and subject matter expertise (SME) support to the US Space Force. As a member of our PNT SE&I Team, you'll work in a fast-paced environment with Government personnel and systems engineers to provide systems engineering and analysis services to include system development, enterprise and system architecture, acquisition, testing, operations, and sustainment support for existing and new capabilities. You will also provide an enterprise perspective for identification and review of risks and risk mitigation plans and work to institutionalize systems engineering best practices across the organization. Major duties of this...

Description SAIC seeks an Information System Security Engineer (ISSE) to support the U.S. Space Force, Space Systems Command, in the operational maintenance and sustainment of ground-based radars critical to U.S. and Allied strategic missile surveillance, warning, defense, and space surveillance missions. Reporting to the SAIC Program Manager and Chief Engineer, this engineer plans, develops, and delivers PARCS and UEWR assessments of systems and networks to identify deviations from acceptable configurations, enclave policy, or local policy, and designs and implements remediation solutions. This position is located in Colorado Springs, Colorado. Job Duties Build security architectures, integrate new architectural features into existing infrastructures, design cybersecurity architectural artifacts, and provide engineering recommendations to resolve integration and testing issues. Develop cyber requirements to DoD 8570/8140 standards. Perform vulnerability assessments and...

Description SAIC is seeking an experienced Cybersecurity Engineer to support a mission-critical modernization program delivering a modular, adaptable software suite of essential capabilities across multiple warfighting functions. In this role, you will serve as the technical authority responsible for designing, implementing, and maintaining a robust cybersecurity posture across a modern, open-architecture platform spanning enterprise cloud and tactical edge environments. This position operates across cloud and tactical edge environments, supporting cybersecurity architecture, implementation, and continuous monitoring across the full software development lifecycle - from initial design through fielding - in both garrison and deployed settings, including Denied, Degraded, Intermittent, and Low Bandwidth (DDIL) environments. The work is to be performed at the customer site at Aberdeen Proving Ground (APG), MD. This role is contingent upon award news in Fall 2026. Key...

Description SAIC is seeking an experienced Software Engineer to support a mission-critical modernization program delivering a modular, adaptable software suite of essential capabilities across multiple warfighting functions. In this role, you will serve as a core technical contributor responsible for designing, developing, testing, and delivering high-performance software solutions that meet complex operational requirements across a modern, open-architecture platform spanning enterprise cloud and tactical edge environments. This position operates across cloud and tactical edge environments, supporting software design, development, and validation across the full software development lifecycle - from initial architecture through fielding - in both garrison and deployed settings, including Denied, Degraded, Intermittent, and Low Bandwidth (DDIL) environments. The work is to be performed at the customer site at Aberdeen Proving Ground (APG), MD. This role is contingent upon...

Description The Senior SIGINT Systems Engineer is a member of a high performing team supporting the customer Chief Engineer by providing expert advice and performing activities and tasks necessary to define and implement an innovative future SIGINT space architecture in a fast-paced, dynamic environment. The Senior SIGINT Systems Engineer supports the development of overhead SIGINT architectures and integration of new capabilities, including requirements definition, CONOPS development, systems engineering and integration, and system of systems end-to-end verification, validation, and test to meet compelling national security needs. Provides expert advice and manages systems engineering processes and implementation for SIGINT-developed collection systems, including space vehicle and associated ground command and control elements. Job Description: • Manage and develop requirements from higher level Enterprise governing documents to the Segment level • Support transition of...

Description SAIC is seeking a Space Protection Acquisition Engineer to join the Air Force, Space, and Intelligence Business Group providing systems engineering and technical advisory services to a rapidly expanding Government Intelligence Community (IC) customer. The customer is developing the next generation of space and ground systems, architectures, and hardware and software solutions. The Space Protection Acquisition Engineer will serve as a subject matter expert (SME) and System Program Office (SPO) representative facilitating execution of a Major System Acquisition (MSA) in coordination with development contractors and other stakeholders (including end user operators) to deploy new protection capabilities into space operations. The Space Protection Acquisition Engineer will join a small team of acquisition SMEs to plan, develop, and execute new acquisitions/Engineering Change Proposals (ECPs), guide the program through Milestone Decision Authority (MDA) directed...

Description JOB DESCRIPTION: SAIC is seeking an ESS Terminals 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 ESS Terminals Systems Engineer will play a critical role in designing, implementing, and maintaining complex infrastructure, platform, and software systems that support National Leadership Authority capabilities. This position requires a deep understanding of system architecture, Protected SATCOM Terminal configurations, and security protocols to ensure robust, scalable, and secure environments. The engineer will collaborate closely with outside organizations to analyze system requirements and oversee development, delivery, and implementation of those requirements. Additionally, the role involves leading technical projects and contributing to the development of best practices and documentation. An ideal candidate would be...

Description SAIC is seeking an experienced Software Engineer , to serve as a subject matter expert (SME) in developing, deploying, and sustaining National Security Space systems. In this critical role, you will work directly with government, technical, and industry stakeholders to design, integrate, configure, and optimize data-driven software solutions that enable mission execution across complex operational environments. This position, based in El Segundo, CA, supports the Horizon contract within the Space C2 Program Management Office and requires close collaboration with program stakeholders to meet mission-critical objectives. As part of this role, you will work closely with the Space Systems Command's (SSC) Battle Management Command, Control, Communications & Intelligence (BMC3I) Program Office. Your primary responsibilities will include contributing to the software development, system architecture, and the expansion of the Space C2 program, with a strong emphasis...

Description SAIC is seeking a Radar Phenomenology Engineer to join the National Security and Space Sector (NSS). You would work on a joint Intelligence Community (IC) and Department of Defense (DoD) crown jewel program providing highly specialized space/counter-space engineering, scientific, and analytical services from Aurora, Colorado. We support the Nation's leading-edge IC and DoD space programs and offer compelling, deep-technical work that has direct influence and impact on program development and operations. Our team has Subject Matter Experts (SMEs) across a variety of disciplines, including physics, math, RF, optics, space acquisition and operations, and intelligence collection and analysis. This Radar Phenomenology Engineer will work in a collaborative team-focused environment of U.S. Government civilians and contractors solving applied technical problems and developing usable solutions for multiple space-related capabilities and threats. The ideal candidate...

Description SAIC is seeking a Satellite Communications Systems Engineer to support mission-critical communications for national security and intelligence operations. You will conduct research, develop innovative solutions, and analyze advanced satellite communication systems to enable design, development, and integration for secure, reliable data, voice, or video transmissions. Job Responsibilities: Lead research and development of novel satellite communication technologies for national security applications Perform system-level analysis, link budget calculations, and simulations to optimize performance under operational constraints Integrate satellite communications with ground stations, mobile platforms, and other defense assets Analyze and resolve technical issues in deployed systems, including RF interference and encryption challenges Collaborate with multidisciplinary teams, including government and contractor personnel, to ensure mission...

Description SAIC is seeking a Software Developer to support cutting-edge mission systems development at Naval Surface Warfare Center (NSWC) Crane. This position directly supports integrated sensor, radar, and C5ISR (Command, Control, Communications, Computers, Cyber, Intelligence, Surveillance, and Reconnaissance) software development efforts for airborne surveillance and reconnaissance platforms. The ideal candidate will have hands-on Linux development experience and a strong background supporting Department of Defense (DoD) or Department of the Navy (DoN) programs with a passion for delivering mission-critical capabilities to warfighters. Key Responsibilities: Design, develop, integrate, and test software components for embedded and mission systems supporting airborne C5ISR platforms Develop and maintain software in Linux-based environments, including real-time operating systems (RTOS) and embedded Linux distributions Support integration of sensors, radar systems, and...

Description SAIC is seeking a Systems Engineer for the Cloud team to support an IT Service Management effort for USTRANSCOM located at Scott Air Force Base (AFB) in Illinois. The USTC Managed Information Technology Services (MITS) contract is intended to provide strategic, technical, and program management guidance and support services to facilitate the operations and modernization of the combatant command's infrastructure, systems, and applications. This support will be provided to the USTC Command, Control, Communications & Cyber Systems Directorate (TCJ6). The successful candidate initiates, supervises, and/or develops requirements from a project's inception to conclusion for complex to extremely complex programs; Provides strategic advice, technical guidance and expertise to program and project staff; Provides detailed analysis, evaluation and recommendations for improvements, optimization development, and/or maintenance efforts for client-specific or mission critical...

Description SAIC is seeking an experienced Technical Project Lead to join the Jammer Technique Optimization (JATO) team at Point Mugu, CA. The Technical Project Lead should have proven experience in Electronic Warfare or RF Engineering and strong leadership skills that will be used to lead engineering test teams. JOB DUTIES: Drive the successful completion of technically complex Electronic Warfare projects, to include modeling and simulation and lab, ground, and flight experiments. Define project goals and objectives; break down projects into smaller tasks; establish schedules; identify resources to achieve goals. Assign tasks to engineering team members; organize and lead regular meetings to review project progress; foster communication between cross-disciplinary teams (systems, electrical, and software engineers, and operators; track project progress. Conduct risk assessments (technical, financial, scheduling); troubleshoot technical issues and communicate resulting...