18 lead systems engineer jobs found

Description SAIC is seeking an experienced Cybersecurity Engineer to support compliance, monitoring, and authorization activities for DoD/Federal systems. This position will be onsite at the Mark Center in Alexandria, Virginia. The ideal candidate has strong RMF and ATO experience, is comfortable with cloud environments, and can work hands-on with security monitoring tools (including Azure security services and other enterprise monitoring platforms). Key Responsibilities: Lead and support Risk Management Framework (RMF) activities across all steps (categorization through continuous monitoring). Develop, update, and maintain ATO packages, including System Security Plans (SSPs), Security Assessment Reports (SARs), and related artifacts. Create, track, and manage Plan of Action and Milestones (POA&Ms) to ensure timely remediation of findings. Configure, interpret, and monitor security alerts and dashboards using Azure security tools (e.g., Microsoft Defender for...

Description Make a difference for national security by joining a team of dedicated IT professionals who will sustain, modernize and transform the enterprise IT capabilities for the Defense Counterintelligence and Security Agency (DCSA). The Air Force, Space & Intel Business Group (AFSI) of SAIC is seeking a Senior Systems Infrastructure Technologist to support a transformational infrastructure program for DCSA. SAIC is proud to be supporting DCSA in safeguarding our nation's information. DCSA is the designated oversight authority on the accreditation of classified facilities, information systems, and the insider threat program. This involves security oversight of more than 10,000 companies and approximately 13,000 facilities involved in classified work throughout the DoD and 31 Federal agencies. Specifically, on the DCSA One IT program, SAIC will provide an enterprise IT solution that delivers highly secure and adaptable IT infrastructure, provide customer support,...

Description A U.S. Government (USG) program office conducting research and development (R&D) in artificial intelligence (AI), machine learning (ML), and advanced sensing seeks a subject-matter expert (SME) to serve as a contractor Systems Engineering and Technical Assistance (SETA) advisor. The SIGINT R&D Engineer will support Government leadership in managing a portfolio of research and development projects. The role emphasizes post-award program execution, technical oversight, acquisition support, and budget execution. The successful candidate will help shepherd new project concepts through the acquisition process; assess technical approaches and developer performance; and provide objective, technically informed recommendations to Government Program Managers and acquisition personnel. Experience with radio frequency (RF), electronic warfare (EW), and signals intelligence (SIGINT) technologies is required. R&D experience is preferred; AI/ML...

Description Join a winning team!! SAIC's National Security and Space (NSS) Sector is currently hiring to advance space capabilities supporting our Department of Defense (DOD) and Intelligence Community customers. Ten miles from the SAIC headquarters, our Chantilly, VA team supports systems development, targeting & intelligence analysis, systems engineering & integration and more. This position is for a Satellite SETA Program Manager for a large, multi-year contract supporting a cutting-edge and innovative space program. The Satellite SETA Program Manager must possess, and have successfully demonstrated, Contracts Office Technical Representative expertise, experience managing cost, schedule, and technical performance. Requires excellent oral and written communication skills, problem-solving skills, and the interpersonal skills. The Satellite SETA Program Manager will partner with the Government PM and subsystem Subject Matter Experts (SME) to effectively plan, organize...

Description SAIC is seeking two experienced Information Systems Security Engineers (ISSEs) to support the MAJESTIC Joint Program Office (JPO) -one serving as a traditional enterprise ISSE and one serving as a specialized Edge ISSE focused on tactical-edge environments. Together, these engineers will lead advanced security engineering and architecture efforts for MAJESTIC's mission-critical systems, including those operating in distributed, low-bandwidth, intermittently connected, and operationally constrained mission scenarios. The Enterprise ISSE will design, develop, implement, and validate security architectures for MAJESTIC's core systems and enterprise environments, ensuring security controls are integrated throughout the full engineering lifecycle-from requirements and high-level architecture through deployment, sustainment, modernization, and ATO maintenance. The Edge ISSE , leveraging the job functions described in ISSE_Edge, will engineer cybersecurity...

Description Make a difference for national security by joining a team of dedicated IT professionals who will sustain, modernize and transform the enterprise IT capabilities of the Defense Counterintelligence and Security Agency (DCSA). The Air Force, Space and Intelligence Business Group of SAIC is seeking a Network Architect SME to support a transformational infrastructure program for DCSA. SAIC is proud to be supporting DCSA in safeguarding our nation's information. DCSA is the designated oversight authority on the accreditation of classified facilities, information systems, and the insider threat program. This involves security oversight of more than 10,000 companies and approximately 13,000 facilities involved in classified work throughout the DoD and 31 Federal agencies. Specifically, on the DCSA One IT program, SAIC will provide an enterprise IT solution that delivers highly secured and adaptable IT infrastructure, provides customer support, an cutting-edge technologies...

Description SAIC is seeking an experienced Information Systems Security Engineer (ISSE) to support the MAJESTIC Joint Program Office (JPO) by performing advanced security engineering and architectural design for mission-critical IT systems. In this role, the ISSE will lead the design, development, implementation, and validation of security architectures , ensuring all security controls are integrated into system engineering processes across the full lifecycle-from requirements development to deployment and sustainment. The ISSE will collaborate closely with program leadership, system owners, developers, ISSMs/ISSOs, enterprise architects, and cybersecurity operations teams to ensure systems meet federal security requirements, including NIST 800-53, RMF, and customer-specific A&A frameworks such as ICD 503 and DAAPM. This role requires on-site support in Springfield, VA . Key Responsibilities: Design and engineer secure system architectures, integrating...

Standard Job Description WHO WE ARE Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering. LM SPACE: WHAT WE'RE DOING Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. And we’re reimagining how space can connect us, ensuring security and prosperity. THE WORK Lockheed Martin is seeking a skilled Level 3 Systems Engineer with an active TS/SCI security clearance to work from our Herndon, VA location . Stormbreaker Operations team is seeking a...

Description The SIGINT Systems Architect is a member of a high performing team supporting the customer Chief Architect 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 SIGINT Systems Architect supports the development of overhead SIGINT architectures and integration of new capabilities, including requirements definition, analysis and systems engineering to meet compelling national security needs. Responsibilities Include: Develop Concept of Operations (CONOPS) and architecture requirements, initial requirements flow-down, initial validation and verification approaches, trade studies, and analysis of enterprise-level and segment-specific portions of the end-to-end system Perform early architecture level acquisition activities, including evaluating system level trades against enterprise level budgets, acquisition milestones,...

Description SAIC is looking for an Exercise Execution Systems Engineer with Space Domain Operations experience in Chantilly, VA to support a very dynamic and innovative space program office in Chantilly, VA. The Exercise Execution Systems Engineer is responsible for designing, planning, coordinating, and executing operational test campaigns and exercises to assess, validate, and demonstrate on-orbit system capabilities in support of mission objectives. This role serves as a critical bridge between engineering, operations, and mission partners to ensure space and intelligence systems are rigorously evaluated under realistic operational conditions. The successful candidate will lead the development of exercise concepts, test objectives, execution plans, and performance assessments while collaborating across the Department of Defense (DoD), Intelligence Community (IC), and international partner organizations. This individual must possess strong systems engineering expertise,...

Description SAIC is seeking a Fire Protection Engineer to join our team in our Chantilly, VA office. This position requires the interest & ability to obtain a TS/SCI security clearance with Polygraph . In this role you will be responsible for providing compliance with life safety requirements for the protection of personnel, mission and property through the role of enterprise Authority Having Jurisdiction. Additionally, you will evaluate compliance with applicable federal, state, and local laws and Department of Defense regulations to limit client exposure to civil and criminal liability. The following duties are a representative summary of the primary duties and responsibilities: Serve as a Fire Protection Engineering subject matter expert (SME) for all client locations. Review planning, programming, architectural and engineering design documents, specifications, and other technical documents for proposed construction activities to validate compliance...

Description SAIC is seeking a highly skilled and motivated Senior Security Control Assessor (SCA) to support the cybersecurity assessment and compliance needs of mission-critical IT systems for the MAJESTIC Joint Program Office (JPO) Team. The successful candidate will perform independent assessments of security controls to ensure compliance with federal cybersecurity policies, standards, and frameworks, such as the Risk Management Framework (RMF), NIST SP 800-53, and others, to manage and mitigate risks to sensitive and classified systems. This role will require working closely with Information System Security Managers (ISSMs), Information System Owners (ISOs), and system administrators to conduct technical reviews, evaluate security controls, and assist with Authorization and Accreditation (A&A) efforts. This role requires on-site support in Springfield, VA. Key Responsibilities: Conduct independent, objective, and robust assessments of IT systems...

Description SAIC is seeking a highly motivated and experienced Senior Systems Administrator - RHEL to join our MAJESTIC Joint Program Office (JPO) Team in Springfield, VA . This individual will play an integral role in managing and optimizing mission-critical Red Hat Enterprise Linux (RHEL) systems in a hybrid IT enterprise environment. The ideal candidate will have in-depth expertise in RHEL system administration, including configuration, maintenance, and performance optimization. Additionally, experience with virtualized environments and enterprise systems, including Windows Server and HCI solutions, is critical. The candidate will ensure system security, reliability, and efficiency while collaborating with cross-functional teams to support operations. This position requires on-site support in a high-security, fast-paced environment . Key Responsibilities: Administer, configure, and maintain Red Hat Enterprise Linux (RHEL) systems, including...

Description SAIC is seeking a dedicated an Enhanced Distance Support Network Engineer to join our TACNET CB-ISEA team and permanently support the Enhanced Distance Support (EDS) Team . This is an ONSITE role at the Naval Information Warfare Command, Atlantic (NIWC-LANT) Building V53 in Norfolk, VA . The ideal candidate will be responsible for providing Tactical Networks Remote Assistance (TNRA) to fleet units, ensuring effective and timely network support operations. This position involves working closely with various stakeholders, including shipboard personnel and leadership, to align support strategies with operational goals and maintain a unified approach to problem resolution. *Up to 10% of travel throughout the year.* JOB DUTIES: Remote Network Assistance: Provide expert TNRA to unit and force level ships, covering all variants of CANES (SW1-4 and future SW5) for both NIPR and SIPR networks utilizing approved remote administration tools in accordance...

Description SAIC is currently hiring a System Engineer at Ft Belvoir, VA. Job Duties : Support the modernization and integration of the Intelligence Foundation layer aligning sensors, data, and analytics with command requirements of the US Army Intelligence and Security Command (INSCOM) needed to execute Multi-Domain Intelligence. Maintain responsibility for assessment and estimation of gap analysis, requirements, development, test, and deployment of products and systems. Work closely with customers, senior leadership within programs, and other systems engineers and development engineers to comprehend customer objectives and requirements and develop solutions from the conceptual stage through delivery and field deployment. Comprehend customer objectives, CONOPS, and requirements and translate those requirements into an executable development plan. Responsible for overseeing system definition and implementation in support of an overall system architecture for...

Description This is an opening for a Firewall Operations Engineer to support a Department of State (DoS) Bureau of Diplomatic Technology (DT) program. This program provides transparent, interconnected systems and security supporting the DoS in successfully carrying out its U.S. foreign policy mission. DT provides enterprise architecture design, engineering, operations and maintenance support services for servers, networks, firewalls, and enterprise applications across the Department. This position is within the Vanguard 2025 program, providing general Tier 2 monitoring, configuration, and support to multiple firewalls and perimeter security systems. The position directly supports DoS on-site to provide perimeter security protection to over 80,000 customers globally. This is a hybrid position based out of Beltsville, MD or Springfield, VA and requires approximately 3 days on-site. Shift is Tuesday - Saturday 1500 -2330 subject to mission priorities. During the ~6-8-week...

Description The SAIC Vanguard 2025 Program currently has an opening for a Senior Network Engineer supporting the Dept. of State (DoS) Diplomatic Technology (DT) Network Operations (NO) division. This position primarily supports operations and maintenance of foreign post network integrations with the DoS Core and other network integrations comprising a large and complex network infrastructure and cloud environments, with engineering and design responsibilities as warranted. This program provides transparent, interconnected systems and security supporting the DoS in successfully carrying out its U.S. foreign policy mission. DT provides enterprise architecture design, engineering, operations and maintenance support services for desktops, servers, networks, firewalls, cloud infrastructure, and enterprise applications across the Department. The SAIC Vanguard 2025 Program provides comprehensive IT support consisting of the Department's servers, network devices, network perimeter...

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...