16 principal systems engineer jobs found

Description SAIC is seeking a highly skilled Principal Systems Engineer to take a leadership role in the design, development, and integration of complex software systems. This position requires deep expertise in software architecture, systems engineering, and large-scale software integrations. As a Principal Systems Engineer, you will be responsible for driving the technical direction, leading design efforts, and overseeing the delivery of high-performance, secure, and scalable systems to the Department of the Air Force's (DAF) Integrated Fires Command and Control Command and Control (DIFC2) Program. This position will lead collaboration with cross-functional teams to ensure seamless integration of software, hardware, and network components. The successful candidate will have excellent communication, organizational and problem-solving skills. They will be expected to continually balance and adjust work priorities to meet short deadlines. This position is ONSITE in Reston, VA...

ECS is looking for a Principal Systems Engineer - Embedded Software Engineer to work Onsite in Arlington, VA. The Principal Systems Engineer will provide senior-level technical oversight, quality assurance, and lifecycle governance for embedded tactical software supporting Department of Defense and Navy weapon and combat systems. This is a principal individual-contributor role focused on reviewing, validating, and auditing embedded software and engineering decisions-not people management or day-to-day software development. The ideal candidate has deep experience in safety-critical, highly regulated environments such as missile systems, Aegis or Navy combat systems, or other real-time defense platforms, and brings the technical judgment needed to independently assess software quality, integration impacts, and engineering rigor. What You'll Do Serve as a senior technical authority on Change Control Boards (CCBs) governing embedded software updates and configuration...

Description SAIC is seeking a motivated and detail-oriented Principal Systems Engineer to support ESR execution, extended mission activities, and activation opportunities. In this role, you will bridge mission science objectives with engineering solutions, playing an integral role in planning, integrating, and executing key milestones throughout the mission lifecycle. The ideal candidate will work directly with the Mission Science Team to ensure mission-critical objectives are met. This includes participating in mission planning, managing engineering processes, and supporting the transition of systems from primary to extended mission phases. Your contributions will help ensure operational success in complex mission environments. Key Responsibilities: ESR Execution and Extended Mission Activities Lead ESR Execution Activities: Plan, manage, document, and execute ESR activities, including milestone reviews, readiness assessments, and risk...

Description SAIC is seeking an experienced Acquisition Systems Engineer with technical and practical understanding of space systems and phenomenology to support a Major System Acquisition development in support of resilience spanning a diverse set of global threats for a customer within the National Reconnaissance Office (NRO) in Chantilly, VA. This customer is responsible for designing, building, and operating national security-related systems based in space, in the air, and on the ground. SAIC is a strong company providing opportunities for energetic individuals with a strong desire to expand their knowledge while increasing their responsibilities. SAIC is seeking Systems Engineers with Acquisition practice at various experience levels to provide Systems Engineering and Technical Advisory (SETA) services to a rapidly expanding Government Intelligence Community (IC) customer for a complex space and ground efforts as part of an exciting and innovative set of programs. The...

Description SAIC's National Security and Space Sector (NSS) is seeking a Systems Engineer to provide systems engineering and technical advisory (SETA) services to a United States Government (USG) customer in Chantilly, VA. The successful candidate will support technology transition and acquisition for next-generation national security space, air, and ground systems-advancing capabilities from applied research through program baseline insertion. This role requires a professional who can bridge technical and acquisition domains to ensure successful program execution in a fast-paced, mission-critical environment. Roles and Responsibilities: Provide analytical, engineering, technical, and administrative guidance to USG leadership in the execution of special communications capabilities Seek new, unique, and innovative data application concepts, engineering techniques, and technology applications through the interpretation and analysis of data and processes Advise on...

Description Join the Data Feed Integration (DFI) team on the Advanced Battle Management System (ABMS) Cloud-Based Command and Control (CBC2) Program. In this role, you will support SAIC's efforts as the Lead Systems Integrator (LSI) by driving critical data feed integration initiatives. The DFI team plays a pivotal role in ensuring the seamless integration of external data feeds, API-based systems, and internal architectures, enabling mission success. This position is central to modernizing advanced Command and Control (C2) capabilities for DoW systems and advancing operational readiness. This position operates in a hybrid work environment with responsibilities divided between 25% travel (including installations and integration events in secure spaces), 25% in-office presence for team collaboration and operational needs, and 50% remote work for independent and team-oriented tasks. This is a unique position that blends technical, strategic, and collaborative responsibilities. You...

Description We are seeking a Test Systems Engineer to develop and lead a test campaign for system level testing to validate mission readiness and performance. This position will also serve as the lead system integrator's senior system engineer and support system engineering efforts outside of test responsibilities. The position requires a diverse background in network engineering, software systems engineering and system level test management to support the United States Air Force in its goal of developing an interoperable system of systems to execute long range kill chains. The Department of the Air Force Integrated Fires Command and Control (DIFC2) program goals include improved information sharing, layered security, common data and architecture standards, system resiliency, faster implementation, and more effective cross-domain capabilities. The position requires an individual with strong technical project management skills and experience in developing and implementing test...

Description Join a winning team! Be part of a dynamic team that delivers excellence and quality for the NRO's Systems Engineering Directorate (SED). SAIC is seeking to fill an opening for a Space Enterprise System Engineer to provide Systems Engineering and Technical Assistance (SETA) services to an IC customer. The customer organization we support provides the system enterprise architecting, analysis, and system of systems engineering solutions that determine the current and future national space systems. Make a difference in securing our nation's security through quality engineering and innovation. Responsibilities include but are not limited to: Coordinating and supporting enterprise requirements, CONOPS, and architectures in various domains; supporting enterprise and system level requirements development for future systems; overseeing the allocation and closure of acquisition-level requirements with developers; participation in readiness events in support of...

Description SAIC is seeking a highly qualified Test Engineer Principal to support the Advanced Battle Management System (ABMS) Digital Infrastructure (DI) Network Designer & Deployer program in support of the Department of the Air Force (DAF) Program Executive Officer for Command, Control, Communications and Battle Management (PEO C3BM). The ABMS DI Network is the backbone of the DAF BATTLE NETWORK - the Air Force's contribution to the DoD's Combined Joint All-Domain Command and Control (CJADC2) warfighting concept. This program delivers a secure, resilient, multi-enclave digital infrastructure spanning Unclassified through TS/SCI security domains, integrating cutting-edge commercial and government technologies, including cloud computing, SD-WAN, Enterprise Cross-Domain Solutions, Data Distribution Networks, Scalable Transport, and Data Link Integration Modules across global operational sites. As the Test Engineer Principal, you will serve as the senior technical authority...

Description SAIC is seeking a Hypersonics Systems Engineer to join our team of qualified, diverse, and highly motivated individuals supporting the Office of the Under Secretary of War for Research and Engineering (OUSW(R&E)). The qualified candidate will provide engineering and analytical support related to emerging hypersonics technologies within academia, industry, and the DoW R&E enterprise. The position is hybrid with onsite work will be performed in Alexandria, VA. Job Description Develop and coordinate concepts and requirements for the application of current and emerging technologies as they apply to DoD's R&E program. Support meetings with both the Hypersonics and Advanced Materials Principal Directors and staff. Conduct technology research analysis for future warfighting constructs with these technologies. Provide programmatic expertise to the Government from system concept definition through technology transfer activities. Provide...

Description SAIC , a leading provider of systems development & deployment, targeting & intelligence analysis, systems engineering & integration, and training capabilities and solutions for the Intelligence Community, is seeking a Space Experiments System Engineer to support systems engineering and technical advisory (SETA) services to a United States Government customer in Chantilly, VA. SETA contractors provide analysis and engineering services in a consulting capacity, working closely with the government's own engineering staff members. This is a critical role within a team, designed to support a government Program Manager (PM) and Principal Investigator (PI) in ensuring the success and smooth operation of space experiment activities. This role requires a blend of technical, organizational, and communications skills, and is fundamental in driving strategic and operational success within a government program. Responsibilities: Experiment Management...

Description SAIC is seeking an Information System Security Engineer (ISSE) to provide information security support. This position is in McLean, VA and requires an active TS/SCI clearance with Polygraph . This Customer's office is the force of choice for the development of global infrastructure and delivery of solutions that drive influence operations. If you have specialized skills in information security and tech ops, this is the role for you. Job responsibilities include, but are not limited to: Support the Lifecycle Assessment and Authorization (A&A) process. Develop a Systems Security Plan (SSP). Assist and maintain a formal Information Security Program that includes recommendations on continuous improvement of the processes and architectures. Maintain and make accessible documentation of all operational and business process activities in the form of Standard Operating Procedures (SOPs). Monitor and track projects in the A&A queue....

Description SAIC is seeking a Principal Cybersecurity Engineer to support the AOC Weapons System Falconer Program, and compliant configuration, sustainment, and troubleshooting of mission-critical Command and Control (C2) systems across various Air Operations Centers (AOCs) worldwide. Roles and Responsibilities: Support AOC Weapons System Falconer Program: Provide cybersecurity support for the Air Operations Center (AOC) Weapons System Falconer Program, ensuring mission readiness and operational effectiveness. Compliance and Configuration: Perform compliant configuration of mission-critical Command and Control (C2) systems, adhering to established cybersecurity policies, standards, and best practices. System Sustainment: Sustain and maintain the ongoing functionality and security of C2 systems across various Air Operations Centers (AOCs) worldwide, ensuring continuous operational availability. Troubleshooting and Maintenance: Identify, diagnose,...

Description SAIC is seeking a Senior Technical Writer to join our team in support of the Air Operations Center Weapons System (AOC WS) Falconer Program. The position is located at the USAF customer site in Hampton, VA, and reports to the Engineering and Sustainment IPT Lead. This position will support activities at Langley Air Force Base. The selected individual will be part of a team that is responsible for the installation, configuration, sustainment, and troubleshooting of Core, Networking, and Command and Control (C2) systems. This is an onsite position with no travel required. This position requires a demonstrated/thorough understanding and application of technical writing, and configuration management principals and processes. The successful candidate must be effective at face-to-face interaction with customers (military, government civil service, and contractors) to respond to requests for information and support for technical meetings, technical interchanges, and...

Description SAIC is seeking an experienced and highly capable Logistics Principal to support the Advanced Battle Management System (ABMS) Digital Infrastructure (DI) Network Designer & Deployer program in support of the Department of the Air Force (DAF) Program Executive Officer for Command, Control, Communications and Battle Management (PEO C3BM). The ABMS DI Network is the backbone of the DAF BATTLE NETWORK - the Air Force's contribution to the DoD's Combined Joint All-Domain Command and Control (CJADC2) warfighting concept. This program is delivering a secure, resilient, multi-enclave digital infrastructure spanning Unclassified through TS/SCI security domains, integrating cutting-edge commercial and government technologies including cloud computing, SD-WAN, Enterprise Cross Domain Solutions, Data Distribution Networks, Scalable Transport, and Data Link Integration Modules across global operational sites. As a Logistics Principal, you will serve as the senior logistics...

Description SAIC currently has an opening for a Communications Security Engineer to support the Department of State (DoS) Bureau of Diplomatic Technology. DT provides enterprise architecture design, engineering, operations and maintenance support services for desktops, servers, networks, firewalls, and enterprise applications across the Department. The Security Engineer shall develop next-generation security solutions to secure the organization's communication fabric. This role engineers the next generation security layers that protect data moving across internal networks, cloud environments, and remote access tunnels. They are the strategic lead in ensuring that every network handshake-whether via TLS, IPsec, or SSH-is backed by a robust and resilient cybersecurity infrastructure. Description of Duties: Secure Connection Management: Oversee the security of network tunnels and data-in-transit protocols. This includes managing the certificates and configurations for VPNs,...