Principal Systems Engineer
Science Applications International Corporation
Description SAIC is looking for a Principal Systems Engineer to provide technical assistance and recommendations regarding the planning, implementation, and management of Information Warfare programs and projects within the Program Executive Office, Command, Control, Computers, Communications, and Intelligence (PEO C4I). Ideal candidate will provide high quality engineering advisory services as they relate to evaluating requirements, program technical roadmaps, acquisition documentation and policies, Fleet Capability gaps, and resource planning (POM). This position will be on Onsite in San Diego, CA. JOB DUTIES:Analyze required warfighter capabilities to determine System of System requirements, alignment of requirements to PEO C4I programs, identify integration requirements, define risks, and develop capability roadmaps to meet warfighter needs. Assess acquisition documentation (Acquisition Strategies, Test and Evaluation Master Plans, Acquisition Decision Memorandums, etc.) and the briefs that support them to advise the PEO on maturity of the documentation and any risks to successful program execution.Conduct objective analysis to identify Information Warfare capability gaps in support of multi-domain mission threads as well as Naval and Joint warfighting guidance. Engage senior fleet tactics experts through the Warfare Improvement Process to communicate findings and align analysis with prioritized fleet gaps.Provide systems engineering and technical support for ongoing Information Warfare and advanced technology developments and policies to the PEO C4I Technical Director.Interface with various levels of program leadership: Program Managers, project managers, task and functional leaders, and product owners. Provide technical and operational expertise to synchronize PEO C4I domain roadmaps into a single cohesive Information Warfare development picture.The Contractor shall provide subject matter expertise support in meetings, technical working groups, technical exchange meetings, and leadership update briefs. Communicate requirements, work products, progress, and deliverables schedules to senior level civilian and military personnel.QualificationsREQUIREMENTS:Bachelor’s degree in science, engineering or math and nine (9) years or more experience; Masters and seven (7) years or more experience. Applicable years of experience is acceptable in lieu of advanced education.Active TS/SCI Clearance to start.Must be a U.S. Citizen.Prior Military experience with DoD C4I systems.Prior experience with unmanned systems and unmanned payloads.DESIRED SKILLS:INCOSE ASEP/CSEP.Experience using the Cameo System Modeler.Understanding of PEO C4I / NAVWAR organizational structure, programs of record and mission focus.Understanding of PEO T / PEO U&W / PEO A / PEO JSF / NAVAIR organizational structure, programs of record and mission focus. Understanding of airborne C4I architectures.Familiarity with the Department of Defense Planning, Programming, Budgeting and Execution (PPBE) process, especially the OPNAV process that supports PPBE. Basic familiarity with DoD and U.S. Navy acquisition documents and the DoD 5000 series acquisition process.Job Field: Engineering and SciencesTravel: Yes, 10 % of the Time
- DescriptionSAIC is looking for a Sr Principal Systems Engineer - IO in San Diego, CA. SAIC is looking for a cleared Systems Engineering candidate to provide technical assistance and recommendations regarding the planning, implementation, and management of Battlespace Awareness...SuggestedFor contractorsWorldwide
$131.3k - $237.35k
...and Values guide the way we do business.Your greatest work is ahead!Leidos Defense is seeking a highly skilled, visionary Principal Systems Engineer to join our multi-disciplinary engineering organization. In this role, you will drive the architectural design, hardware-...SuggestedFull timeFor subcontractorWorldwide$193k - $220k
...-tier portfolio of businesses, including Cubic Transportation Systems (CTS) and Cubic Defense (CD). Explore more on Cubic.com.Job Details... ...:Works independently as a technical project leader, applies engineering principles, procedures and techniques to perform systems...SuggestedFull timeFor subcontractor- ...StatesExperience: 10-20 yearsContact: RaghavendraContact Email: ****@*****.*** Title: Level 3 to Level 5 (Systems / Principal / Sr. Principal Systems Engineer) (2200)Location: San Diego, CA (9326 Spectrum Center Blvd)Clearance Requirements: Active Secret Clearance...SuggestedContract work
$120k - $160k
...Diego, CA, US Date Posted: 2026-10-20 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-Time Shift: Day Job... ...Description SAIC is seeking a Senior Principal Systems Engineer to support the Tactical Networks (...SuggestedPermanent employmentFull timeWork at officeLocal areaRemote workWork from homeShift work$118.3k - $224.9k
...than 100 years of experience and renowned engineering expertise to meet the needs of today’s... ...future of aerospace and defense.Raytheon’s Systems Engineering and Test Capabilities (SE&TC... ...Radars & Sensors Center is seeking a Principal Systems Engineer to join our Long Range...Temporary workWork experience placementInterim roleWork at officeLocal areaRemote workRelocation packageFlexible hours$177k - $286k
Senior Staff/Principal System Function Safety EngineerCategoryChip DesignLocationSan Diego, CA ExperienceMore than 8 Years Work Expe.EducationMaster... ...WC2Main Requirements and Qualifications1. MS+ in electronic engineering or computer science2. Experience in IC design or...Temporary work$153k - $284k
...the space, air, land, sea and cyber domains in the interest of national security. Job Description: Job Title: Sr. Systems Engineering Manager, T&RF Job Code: 42501 Job Location: San Diego, CA Job Schedule: 9/80: Employees work 9 out of every 14...Contract workLocal areaFlexible hours$220k - $330k
...CaliforniaHivemind Enterprise Division - Engineering /Full Time Employee /On-siteShield AI is... ...members and civilians with intelligent systems. Its products include Hivemind autonomy... ...leadership as a technical lead, architect, Principal Engineer, or equivalent, with...Full timeTemporary workPart timeWorldwide$75k - $232k
...Guiding Values; we affectionately refer to it as the Aggregate System and it’s won us countless awards for diversity and workplace excellence... ...:Job RoleWe are seeking a Communications Systems Design Engineer with a strong background in communication theory and signal...Full time$130k - $165k
Job TitleProject System Engineer/Project Deputy ManagerLocationSan Diego, CA 22400 US (Primary)CategoryResearch, Development, and EngineeringJob TypeFull-TimeCareer LevelStaffEducationNoneTravel-Security Clearance RequiredSecretJob DescriptionPrescient Edge is seeking Project...$175.5k - $311.7k
...to the people around us.We are looking for an experienced, highly technical EPM to join the team driving product definition, system engineering and integration/validation of a new product category. If you have broad experience across various key hardware enablers (e.g...Relocation- ...@staffingfuture.comPay 85-105/h depending on experienceVision Systems Expertise Required: Serve as the primary technical expert for... ...control, and may develop those techniques. * Provides guidance to engineering regarding design concepts and specification requirements to...Contract workWork at officeImmediate start
$250k - $350k
...Diego, CaliforniaX-BAT Division - X-BAT Engineering - Mechanical /Full Time Employee /On-siteShield... ...members and civilians with intelligent systems. Its products include Hivemind autonomy... ...AI is just the place for you!As a Principal Thermal Engineer at Shield AI, you will...Full timeTemporary workPart timeWorldwide$175k - $225k
...Join our fast-paced and passionate team as a Principal Reliability Engineer. As we scale, you will be instrumental in building our foundation from... ...Engine (QLE) hardware. ~ Collaborate directly with Systems Engineering team to identify system design inclusions that...Full timeLocal area$148.4k - $238.4k
...relocation is offered.Overall Purpose: Leads and supervises a team of engineers to design, implement, and optimize advanced technical sales... ..., demos, and addressing inquiries.• Project Management and System Optimization: Lead deployment projects, manage technical sales...Full timeTemporary workLocal areaRelocation- ..., is one of the world’s leading resources for high-technology systems development ranging from the nuclear fuel cycle to remotely piloted... .... We currently have an exciting opportunity in our Systems Engineering Integration department for a full-time Systems Engineer (SE)...Full timeContract workWork experience placementRemote workWorldwide
- ...L3Harris Technologies in San Diego is seeking a Systems Engineering Manager for T&RF to lead a multidisciplinary team of 10–12 engineers across space and defense programs. You will own system requirements, architecture, interface control, and verification planning from...
- ...and citizen services. We’re a nonprofit engineering, applied research, and advanced technology... ....MITRE Technology and Engineering’s Systems Engineering Division delivers innovative... ...CCE will also provide individual, senior principal technical support directly to MITRE's work...Work experience placementInternshipLocal area
$160k - $240k
...Join our fast-paced and passionate team as a Senior Principal Project Engineer. As we scale, you will be instrumental in building our foundation... ...Skills Proven record of successfully leading a photonic system development project using structured development process....Full timeLocal areaFlexible hours$166.6k - $296k
...satellite, ground station, RAN+Core, and service application systems, incorporating COTS applications where applicable. It also defines... ...specification. The Test Platforms, Applications, and Systems Engineering Program Manager will work with the SCG and the UE software...Relocation- Business Unit: Cubic Defense Company Details: When you join Cubic, you become part of a company that creates and delivers technology solutions in transportation to make people’s lives easier by simplifying their daily journeys, and defense capabilities to help promote...Full time
- ...Job Description Job Description Summary : The Principal Engineer will play a key role in driving the technical direction of complex engineering projects, utilizing deep expertise to solve challenging technical problems, and ensuring the successful delivery of high...
- ...Monarch Quantum, Inc. in San Diego seeks a Senior Principal Project Engineer to build our foundational capabilities. This hands-on, self-starting role demands leadership across photonics, systems engineering, and AMO physics to drive complex projects from concept to customer...
- ...real business value with AI.What You’ll DoWe are seeking a Principal Engineer , Domian Knowledge, to define and build the next generation... ...You will own the architecture, engineering, and evolution of systems that enable employees, analysts, data scientists, AI agents,...Flexible hours
- ...operate at enterprise scale. We are seeking an exceptional Principal NLP Engineer to own and lead the design, development, and deployment of... ...retrieval, question answering, knowledge extraction, reasoning systems, AI agents, and enterprise copilots for Teradata Context...Flexible hours
$260k - $390k
.../ RemoteHivemind Enterprise Division - Engineering /Full Time Employee /On-siteShield AI is... ...members and civilians with intelligent systems. Its products include Hivemind autonomy... ...and YouTube. Job Description:As a Senior Principal Engineer, you will establish and lead the...Full timeTemporary workPart timeWorldwide$247.5k - $335k
...featuresCommunityContributes to standards, patterns, and best practices that improve the engineering communityProvides perspective on leading industry trends,... ...with numerous stakeholders8+ years of experience developing systems or software for large business environments5+ years of...Temporary workWork experience placementWorldwide- ...about the team and you:The Digital Platform Engineering team is focused on building world-class... ...for our data science services. As a Principal Engineer of Identity Platform Engineering... ...platform has a critical role in ensuring the system is secure, scalable, and user-friendly....Full timeFlexible hours
$120.6k - $180.9k
...better world, so we can all enjoy living in it.Solar Turbines’ GCE Mechanical and Electrical Analysis (MEA) Group is seeking a Principal Engineer specializing in Non Destructive Testing/Examination (NDT/NDE) to support our current gas compressor production and our...Full timePart timeWork experience placementFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Principal Systems Engineer. Be the first to apply!
- senior director engineering San Diego, CA
- data center chief engineer San Diego, CA
- principal engineer San Diego, CA
- director of product engineering San Diego, CA
- senior civil engineer project manager San Diego, CA
- director of electrical engineering San Diego, CA
- general engineer San Diego, CA
- director data engineering San Diego, CA
- senior chief engineer San Diego, CA
- engineering director San Diego, CA





