56 senior principal systems engineer jobs found

Description SAIC is seeking a Senior Principal Systems Engineer to support the Tactical Networks (TACNET) Capabilities Based in Service Engineering Agent (CB-ISEA). This is a Hybrid/Remote role in San Diego, CA. MUST BE LOCAL TO AREA DUE TO PERIODIC ONSITE VISITS . TACNET CB-ISEA supports the sustainment and modernization of tactical networks to include 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, Flank speed Wireless. TACNET Sustainment Team seeking a Systems Architect who will lead various efforts and initiatives involving our tactical networks. Person will design, develop, and sustain DOD system networks. Person will work closely with development and sustainment engineering team to purpose and engineer solutions to improve, modernize, and sustain...

Description We are seeking a highly skilled Senior Principal Systems Engineer to support the HOPE 2.0 initiative in Colorado Springs, CO. In this role, you will be instrumental in developing system architectures, creating use cases, managing and analyzing requirements, and supporting multiple fast-paced projects across the Space, Intelligence, and Cyber mission areas. You will work onsite with diverse, cross-functional teams in a collaborative Agile environment, focusing on rapid development cycles and streamlined design reviews, ensuring the swift delivery of mission-critical solutions to operational environments. The candidate must also excel at communicating complex technical concepts to non-technical stakeholders and creating high-quality artifacts to effectively convey technical and programmatic objectives. Responsibilities: Working with the HOPE 2.0 Solution Architect, support the development of system architectures, performing trade studies and decisions that...

Basic Qualifications Requires a Bachelor’s degree in Systems Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 10+ years of job-related experience, or a Master's degree plus 8 years of job-related experience. Agile experience preferred.     CLEARANCE REQUIREMENTS: Ability to obtain a Department of Defense Secret security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required. Responsibilities for this Position ROLE AND POSITION OBJECTIVES: As a Systems Engineer, you will work alongside a team of highly talented hardware and software engineers to build new technologies to counter threats of tampering, reverse engineering, and supply chain exploits....

Basic Qualifications Requires a Bachelor’s degree in Systems Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 10+ years of job-related experience, or a Master's degree plus 8 years of job-related experience. Agile experience preferred.   CLEARANCE REQUIREMENTS: Department of Defense TS/SCI with Polygraph security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required. Responsibilities for this Position ROLE AND POSITION OBJECTIVES:   As a Senior-Level Systems Engineer for CISR, you’ll be a lead member of cross-functional hardware and system design teams responsible for the realization of complex computing and communications systems. You’ll make...

Description SAIC is seeking a Senior Principal Systems Enginee r to fill a critical position supporting a large SETA program supporting the NRO's Ground Enterprise Directorate (GED) in Chantilly, VA. The job requires the ability to flexibly manage task execution, provide technical/professional expertise on a variety of Systems Engineering topics, and advise the government on program activities. All candidates must have an active TS/SCI clearance with CI Polygraph. A successful candidate in this position will bring a record of application of systems engineering and creative thought-leadership to mature and develop revolutionary multi-intelligence solutions. Responsibilities include but are not limited to: Provide technical leadership in planning capabilities needed to better support mission operations (e.g. automation, resiliency, situational awareness, etc.) Analyze user needs, develop concepts of operation, and high-level systems architectures, and define capability...

Description SAIC is seeking a highly experienced Lead Systems Engineer (Senior Principal) to support the PMA234 Airborne Electronic Attack (AEA) Systems Program Office, providing direct engineering expertise to the one of several programs within PMA234, the IPT Lead (IPTL), and Class Desk. In this role, you will guide engineering decisions, conduct rigorous technical evaluations, and coordinate across government, contractor, and stakeholders to ensure system performance, maintainability, and technical compliance. These are high visibility positions that directly influences engineering and programmatic outcomes for critical Navy electronic attack capabilities. Key Responsibilities: Technical Evaluation & Systems Engineering Leadership Lead the review, analysis, and acceptance of engineering documents including SOWs, CDRLs, technical proposals, SETR artifacts, technical maturity assessments, and program requirements compliance. Identify deficiencies, develop...

Description SAIC is seeking a Lead Systems Engineer Principal to support PMA251 Aircraft Launch and Recovery Equipment (ALRE) Systems Program Office, to lead the technical direction for high-visibility Naval aviation and shipboard systems that directly impact Fleet readiness and safety. As the Senior Principal Lead Systems Engineer for Foreign Miliary Sales (FMS), you will set architecture, drive requirements and integration, mentor engineers, and represent the program at senior reviews-partnering with NAVAIR/NAVSEA and International stakeholders across complex systems such as AAG, EMALS, ALRE, shipboard power/motion control, and related electromechanical/control domains. What You'll Lead & Deliver Own the system architecture & technical baseline for multi-disciplinary hardware/software systems; guide decisions on interfaces, behaviors, allocations, performance, safety, and sustainment across the lifecycle. Drive requirements management & traceability: lead...

Position Summary Evergreen (Pipeline) Requisition This requisition is used to build a pipeline of qualified candidates for future opportunities. While there may not be an immediate opening, candidates will be considered as positions become available based on their qualifications and program needs.   Odyssey is seeking experienced Avionics Integration Engineers at various levels to support the Air Force Life Cycle Management Center Intelligence, Surveillance, Reconnaissance (ISR) and Special Operations Forces (SOF) Directorate (AFLCMC/WI) at Wright Patterson AFB, OH .  AFLCMC/WI is responsible for equipping warfighters to win the fight.  The Directorate executes a $22 billion acquisition portfolio developing, producing, testing, modifying, fielding, and supporting Air Force ISR and SOF platforms, and related sub-systems.    This role assists in providing rotary wing avionics engineering, consultation, and support to design, develop, manufacture,...

Position Summary Evergreen (Pipeline) Requisition This requisition is used to build a pipeline of qualified candidates for future opportunities. While there may not be an immediate opening, candidates will be considered as positions become available based on their qualifications and program needs.   Odyssey is seeking experienced Systems Engineers at various levels to support the Air Force Life Cycle Management Center Intelligence, Surveillance, Reconnaissance (ISR) and Special Operations Forces (SOF) Directorate (AFLCMC/WI) at Wright Patterson AFB, OH .  AFLCMC/WI is responsible for equipping warfighters to win the fight.  The Directorate executes a $22 billion acquisition portfolio developing, producing, testing, modifying, fielding, and supporting Air Force ISR and SOF platforms, and related sub-systems.    This role provides systems engineering support for DoD weapon systems, ensuring systems are secure, compliant, and resilient. The...

Position Summary Evergreen (Pipeline) Requisition This requisition is used to build a pipeline of qualified candidates for future opportunities. While there may not be an immediate opening, candidates will be considered as positions become available based on their qualifications and program needs. Odyssey is seeking experienced Acquisition Program Systems Engineers at various levels to join our talent community for anticipated opportunities supporting the Air Force Life Cycle Management Center Armament Directorate (AFLCMC/EB) at Eglin AFB, FL . Our Engineers support the government with designing, developing, integrating, and sustaining complex weapon systems and associated technologies across the full acquisition lifecycle. This includes systems engineering, mechanical design and analysis, and software development activities to ensure systems meet performance, reliability, and mission requirements. Responsibilities...

Description SAIC is seeking a Senior Principal Cybersecurity Engineer to support critical Navy communication systems within the DoD. This role is ideal for a hands-on security professional with deep engineering expertise, offensive security experience, and a proven track record finding vulnerabilities, and securing classified and high-security environments. You will serve as a key technical expert collaborating with engineers, program managers, and government personnel to deliver secure, resilient strategic systems. This role is fully ON-SITE in San Diego, CA. Must be local to area. Up to 10% travel involved. JOB DUTIES: Plan and execute penetration test exercises against systems, networks, and applications simulating real world environment. Perform network traffic analysis and threat detection using Wireshark and other offensive/defensive security tools. Architect and harden IT systems, virtualized environments, and network security devices in classified...

Position Summary Odyssey Systems is seeking a highly experienced System Interoperability Engineer SME to provide senior-level interoperability, enterprise architecture, and identity management support to DoD programs located at Lackland AFB, San Antonio, TX. This role involves leading the architecture, integration, and operation of centrally managed shared services that enable interoperability across Platform One products and mission environments.   The position has primary responsibility for enterprise identity and access management, including leading the transition from the current Keycloak-based identity solution to the Department of the Air Force (DAF) ICAM solution based on Okta. The role also oversees cloud-based network transport, zero trust architecture, and enterprise security services to ensure secure, seamless integration across enterprise systems.   The System Interoperability Engineer Principal serves as a trusted technical advisor to...

Overview LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.   Leveraging our mission-ready technology and solutions, proven  expertise  in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration,  LMI serves the defense, space, homeland, healthcare, and intelligence sectors—helping agencies navigate complexity and outpace change.  Headquartered in Tysons, Virginia, LMI is committed to delivering impactful results that strengthen missions and drive lasting value.   Responsibilities LMI is seeking an accomplished Chief Engineer to serve as the program's senior technical authority for...

Description SAIC is seeking a Senior Principal Cybersecurity Engineer to support critical Navy communication systems within the DoD. This role is ideal for a hands-on security professional with deep engineering expertise, offensive security experience, and a proven track record finding vulnerabilities, and securing classified and high-security environments. You will serve as a key technical expert collaborating with engineers, program managers, and government personnel to deliver secure, resilient strategic systems. This role is fully ON-SITE in San Diego, CA. Must be local to area. Up to 10% travel involved. JOB DUTIES: Plan and execute penetration test exercises against systems, networks, and applications simulating real world environment. Perform network traffic analysis and threat detection using Wireshark and other offensive/defensive security tools. Architect and harden IT systems, virtualized environments, and network security devices in classified...

Description SAIC is seeking an Systems Engineer Principal to join our team in support of Naval Electronic Warfare (EW) missions. In this senior-level role, you will be responsible for architecting and developing resilient, distributed systems capable of operating in disconnected, low-bandwidth, or unreliable network environments, integrating electronic attack, electronic protection, and electronic support measures across military platforms. The candidate will sit at our customer site in North Charleston, SC. Job Duties: Design and develop scalable, modular software and hardware architectures for non-kinetic EW systems of systems, defining interfaces, specifications, and requirements in support of naval missions Evaluate and select technologies, frameworks, and tools to meet mission requirements while staying current with advancements in EW, cyber, and information operations Ensure seamless integration of non-kinetic capabilities with existing and future military...

Description SAIC is hiring a Senior Principal Radar Signals Engineer to join a mission-driven analysis team in Chantilly, VA supporting multiple satellite programs at the forefront of national innovation. This team is advancing novel satellite missions that directly support national priorities, operating within a highly engaged Government environment with frequent access to senior Government decision-makers. The engineer will lead modeling, simulation, and analysis of satellite-tracking radar systems for satellites in a wide range of Earth orbits, collaborating with experts in propulsion, optics, AI/ML, cloud, GPUs, and astrodynamics. Responsibilities include, but are not limited to: Design and analyze satellite-tracking radar signals, waveforms, and signal processing algorithms to support detection, acquisition, tracking, and characterization of space objects. Perform antenna design and analysis, including performance modeling and trade studies, to optimize radar system...

Description SAIC is seeking a Senior Test and Evaluation System Engineer to provide senior-level engineering, production, acquisition, and technical advisory support to the Product Manager for Maneuver Ammunition Systems (PM MAS) at Picatinny Arsenal, New Jersey . The position serves as a principal technical authority for system conceptualization, requirements architecture, technical planning, and life-cycle evaluation of complex ammunition and energetics systems. Job Duties : Provide real-time analysis, oversight, reporting, and technical recommendations for the development, production, sustainment, and delivery of small- and large-caliber ammunition, including 5.56 millimeter, 7.62 millimeter, .50-caliber, 9 millimeter, shotshell, 105 millimeter, and 120 millimeter direct-fire ammunition. Support development of acquisition strategies and acquisition plans; independently evaluate technical and process issues affecting ammunition production and delivery; and...

Position Summary Odyssey Systems has an exciting opportunity for a Principal  Systems Engineer providing support to the Command, Control, Communications, and Battle Management Division (C3BM).   Command, Control, Communications, and Battle Management (C3BM) has been tasked with delivering an integrated Department of the Air Force (DAF) Battle Network providing resilient decision advantage and enabling the USAF, USSF, Joint, and Coalition Force to win against the pacing challenge. C3BM supports execution in many different focus areas. C3BM’s main efforts are Architecture and Systems Engineering (ASE), Operational Response Team (ORT), and multiple mission integration teams such as Air, Maritime, and multiple acquisitions consisting of both the Advanced Battle Management System (ABMS) and Space.   The selected candidate will provide systems engineering support across the acquisition lifecycle and will be aligned to the Data Mission Integration Team (MIT)....

Description SAIC is seeking a Principal Systems Engineer to support the Air Force's next-generation Intercontinental Ballistic Missile (ICBM) weapon system acquisition - the Sentinel Program. Our customer is the Sentinel Program Office located at Hill Air Force Base, Utah. This is a rare opportunity to work on one of the Department of Defense's most strategic and transformative acquisition programs while serving as a trusted technical advisor to senior decision-makers. This position demands a highly experienced systems engineering leader with a proven track record of guiding large-scale engineering initiatives, managing complex systems, and driving high-stakes program success. Responsibilities Include: Serve as the primary technical advisor to the U.S. Air Force on engineering and acquisition decisions for the Sentinel program. Develop and oversee the strategy for major technical milestone reviews (e.g., SRR, PDR, CDR), including the creation and delivery of key review...

Position Summary Odyssey Systems has an exciting opportunity for a Principal  Systems Engineer providing support to the Command, Control, Communications, and Battle Management Division (C3BM).   Command, Control, Communications, and Battle Management (C3BM) has been tasked with delivering an integrated Department of the Air Force (DAF) Battle Network providing resilient decision advantage and enabling the USAF, USSF, Joint, and Coalition Force to win against the pacing challenge. C3BM supports execution in many different focus areas. C3BM’s main efforts are Architecture and Systems Engineering (ASE), Operational Response Team (ORT), and multiple mission integration teams such as Air, Maritime, and multiple acquisitions consisting of both the Advanced Battle Management System (ABMS) and Space.   The selected candidate will provide systems engineering support across the acquisition lifecycle and will be aligned to the Data Mission Integration Team (MIT)....