Sr. Principal Systems Engineer
Mercury Systems
Sr. Principal Systems EngineerMercury Systems' Integrated Process Solutions (IPS) Line of Business (LOB) offers an exciting leadership opportunity for a Sr. Principal Systems Engineer who wants to expand your influence, own architecture end-to-end, and drive system innovation. The selected candidate will play a central role in defining, supporting, and delivering the next generation of industry-leading edge processing subsystems solutions. Serving as the Lead Systems Engineer (SEL) within the IPS LOB, this individual will guide core aspects of architecture, integration, verification, and delivery. The role requires collaboration across a matrixed, multi-disciplinary engineering organization and close engagement with customers to ensure successful outcomes.Responsibilities Include:Direct collaboration with Chief Engineers, program management, business development, operations, supply chain, and leadershipContributing to multiple fast-moving programs, addressing complex systems challenges, and playing a pivotal role in shaping the technical direction of high-impact projectsThe ideal candidate for this role is:A technical systems engineering leader with experience at a major prime contractor who is eager to remain actively involved in technical work.Driven to make a tangible difference by taking a hands-on approach and demonstrating agile leadership to accomplish objectives efficiently.Someone who seeks a broader scope of responsibility, encompassing ownership of the entire systems engineering lifecycle.Motivated to create meaningful impact, they aim to strengthen their engineering skills and expertise while contributing to multiple programs characterized by shorter development cycles.Required Qualifications:BS or higher in a STEM field.Typically requires 12+ years in Systems Engineering across the Systems Vee (capture, design, integration, verification, validation) and the full program lifecycle.Technical skills: CONOPS; stakeholder and system requirements; architecture definition; trade studies; interface definition; technical reviews (SRR, PDR, CDR, TRR); technical baseline management; production transition.Leadership & business: Proven leadership of multi-discipline engineering teams; experience partnering with Business Development on captures, bids, BOE/ROM, and technical/management volumes.U.S. citizenship with ability to obtain a U.S. government security clearance; eligible to access U.S. export-controlled information.Preferred Qualifications:Active DoD Secret clearance.Advanced degree in a STEM field.Familiarity with Anti-Tamper and system security engineering.Modeling and tools: Experience with MBSE and tools such as Cameo/SysML; familiarity with Jama, Confluence, Jira, Bitbucket.Hardware and signal processing: Knowledge of high-speed sensor processing architectures; experience with RF, digital processing, radar, or EW systems; familiarity with FPGA, CPLD, CPU, or MCU based designs.Domain experience: Experience in the Space domain, EW, SIGINT, RADAR.Program skills: Strong time management and organizational skills; familiarity with earned value management.Collaboration and travel: Proven ability to solve cross-disciplinary engineering challenges and collaborate across business units; ability to travel up to 10 percent.Location:Hybrid role based in Andover, MA (preferred) or Hudson, NH. Candidates must be within commuting distance.Why should you join Mercury Systems?Mercury Systems is a technology company that makes the world a safer, more secure place. We push processing power to the tactical edge, making the latest commercial technologies profoundly more accessible for today's most challenging aerospace and defense missions. From silicon to system scale, Mercury enables customers to accelerate innovation and turn data into decision superiority. Headquartered in Andover, Massachusetts, Mercury employs more than 2,300 people in 24 locations worldwide. To learn more, visit mrcy.comOur CultureWe are committed to making Mercury a great place to work, no matter where our employees are located. We offer a casual and enjoyable atmosphere that allows employees to learn and grow. We help and care for one another and work as one to achieve results for us and for our customers. We value communication and transparency, and strive to foster two-way dialogue at all levels of the organization. We are committed to lifelong learning, offering comprehensive skills training and tuition reimbursement. Whether you're just starting out on your career journey or you are an experienced professional, it's important to us that you feel recognized and rewarded for your contributions.Mercury Systems is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex (including pregnancy), sexual orientation, gender identity, national origin, genetic information, creed, citizenship, disability, protected veteran or marital status.
- Job DescriptionJob Summary:Mercury Systems' Integrated Process Solutions (IPS) Line of Business (LOB) offers an exciting leadership opportunity for a Sr. Principal Systems Engineer who wants to expand your influence, own architecture end-to-end, and drive system innovation...SeniorFor contractorsCasual workWorldwide
$132.4k - $251.6k
...strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead... ...world. Raytheon is seeking a talented and motivated Senior Principal Systems Engineer to join our team within the Systems Engineering and...SeniorTemporary workWork experience placementWork at officeLocal areaRemote workFlexible hours$132.4k - $251.6k
...Senior Principal Systems EngineerRaytheon is seeking a talented and motivated Senior Principal Systems Engineer to join our team within the Systems Engineering and Test Capabilities (SETC) Discipline, supporting the LTAMDS and GhostEye Radars. This role offers a unique...SeniorTemporary workWork experience placementFlexible hours- Senior Principal Presales Systems Engineer, Cloud and AI NetworkingThis role has been designated as ‘Remote/Teleworker’, which means you will primarily... ...on x86 and scaling using technologies such DPDK, SR-IOV, SmartNICs etc. Proven success in complex pre-sales roles...SeniorFull timeWork experience placementLocal areaImmediate startRemote workWork from home
- ...Senior Principal Systems Engineer Raytheon is seeking a talented and motivated Senior Principal Systems Engineer to join our team within the Systems Engineering and Test Capabilities (SETC) Discipline, supporting the LTAMDS and GhostEye Radars. This role offers a unique...SeniorLocal area
$107.5k - $204.5k
...than 100 years of experience and renowned engineering expertise to meet the needs of today’s... ...the future of aerospace and defense.The Systems Engineering and Test Capabilities (SE&TC... ...Systems (LWMDS) organization is seeking a Principal Systems Engineer with experience in...Temporary workWork experience placementInterim roleWork at officeRemote workRelocation packageFlexible hours$107.5k - $204.5k
...than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission... ...future of aerospace and defense. The Systems Engineering & Test Capabilities team is seeking a highly motivated Principal Systems Engineer to lead technical...Temporary workWork experience placementWork at officeRemote workRelocation packageFlexible hoursAfternoon shift$107.5k - $204.5k
...more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission... ...future of aerospace and defense.Raytheon’s Systems Engineering & Test Capabilities directorate is seeking Principal Systems Engineer who will support hardware/software...Temporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours$132.4k - $251.6k
...strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead... ...DoThis is an exciting opportunity for a highly motivated Senior Principal System Safety Engineer to join us onsite in. Tewksbury, MA as a...SeniorTemporary workWork experience placementFor subcontractorWork at officeRemote workRelocationFlexible hours$132.4k - $251.6k
...strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead... ...create a safer, more secure world.Raytheon is seeking a Senior Principal Systems Security Engineer (Anti-Tamper/Program Protection) - P5 to...SeniorTemporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours- ...Principal Systems EngineerAt RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired... ...new ways to connect and protect our world.Raytheon's Systems Engineering & Test Capabilities directorate is seeking Principal Systems...Relocation package
$107.5k - $204.5k
...than 100 years of experience and renowned engineering expertise to meet the needs of today’s... ...future of aerospace and defenseRaytheon’s System Safety / Human System Integration (HSI)... ...warfighters.We are currently seeking Principal System Safety Engineers. These are onsite...Contract workTemporary workWork experience placementWork at officeRemote workRelocationFlexible hours$107.5k - $204.5k
...the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead... ...Join us and help shape the future of aerospace and defense.The Systems Engineering & Test Capabilities team discipline is seeking an...Temporary workPart timeWork experience placementInterim roleWork at officeLocal areaRemote workRelocation packageFlexible hoursShift workDay shift$107.5k - $204.5k
...more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission... ...aerospace and defense. \n \n Raytheon’s Systems Engineering & Test Capabilities directorate is seeking Principal Systems Engineer who will support hardware/software...Temporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours$107.5k - $204.5k
...the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead... ...help shape the future of aerospace and defense. \n \n The Systems Engineering & Test Capabilities team discipline is seeking an...Temporary workPart timeWork experience placementInterim roleWork at officeLocal areaRemote workRelocation packageFlexible hoursShift workDay shift- Job DescriptionJob Summary:As a Senior Principal Electrical Engineer at Mercury Systems, you will serve as a senior technical leader providing strategic direction and oversight to board-level hardware development across multiple programs. You will see the profound impact...SeniorPermanent employmentCasual workWorldwide
- Job DescriptionMercury Systems is offering a Senior Principal Hardware Electrical Engineer a fulfilling career where you will be able to see the direct impact of your designs in deployed systems with true end-to-end ownership, operating in a smaller, highly technical team...SeniorPermanent employmentCasual workWorldwide
$100 - $120 per hour
DescriptionKforce has a client in Irvine, CA that is seeking a highly experienced, cross-functional Principal Systems Engineer to drive the system-level architecture, design, and implementation of complex medical devices including defibrillators, patient monitors, and...$144.1k - $190k
Principal Systems Engineer - DefenseWe are growing and looking for a Principal Systems Engineer to join our team.As our Principal Systems Engineer you will be an industry-recognized expert in an engineering discipline or specialty area. You will have created or significantly...Full timeWork at office$107.5k - $204.5k
...want you to grow with us! We're expanding our engineering organization dramatically to meet exciting... ...Do you thrive in dynamic environments? The Systems Engineering & Test Capabilities team discipline is seeking a Principal Systems Engineer to support important Naval...Temporary workWork experience placementInterim roleWork at officeLocal areaRemote workRelocation packageFlexible hours- ...Raytheon is seeking a Principal Systems Engineer to support the development of complex inertial guidance systems for space and military applications. In this role, you will collaborate across disciplines to troubleshoot issues, perform data analysis, and implement solutions...
- ...Principal Systems EngineerAre you passionate about turning innovative concepts into reality? Do you thrive in dynamic environments? Raytheon is seeking a talented and motivated Principal Systems Engineer to join our team within the Systems Engineering and Test Capabilities...
- DescriptionWho We AreTextron Systems is part of Textron, a $14 billion, multi-industry company employing 35,000 talented makers, thinkers... ...are seeking an experienced and highly skilled System Safety Engineer to join our team. In this role, you will be responsible for leading...WorldwideFlexible hours
- ...Responsibilities Kforce has a client in Irvine, CA that is seeking a highly experienced, cross-functional Principal Systems Engineer to drive the system-level architecture, design, and implementation of complex medical devices including defibrillators, patient monitors...Hourly payContract work
$184.03k - $266.49k
...billion in FY25, ADI ensures today's innovators stay Ahead of What's Possible. Learn more at and on LinkedIn and X.Senior Principal Engineer, Systems Design/ArchitectThe ADI Industrial Team (Wilmington, MA) is currently seeking an experienced Senior Principal System...SeniorPermanent employmentFull timeWork at officeLocal areaRemote workDay shift$165k - $185k
...Principal Systems Engineer Department: Engineering Employment Type: Full Time Location: Burlington, MA Compensation: $165,000 - $185,000 / year Description Why should you join our success story? Based on patented technology developed at MIT, Harvard...Full time$107.5k - $204.5k
...the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead... ...and help shape the future of aerospace and defense..Raytheon’s Systems Engineering and Test Capabilities (SE&TC) is seeking a Systems...Temporary workWork experience placementWork at officeLocal areaRemote workRelocation packageFlexible hours$107.5k - $204.5k
...strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead... ...environments? Raytheon is seeking a talented and motivated Principal Systems Engineer to join our team within the Systems Engineering and...Temporary workWork experience placementWork at officeRemote workFlexible hours$107.5k - $204.5k
...strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead... ...aerospace and defense.Raytheon is seeking a well-qualified Principal System Security Engineer (Cyber Engineer) - P4 to join our elite Systems...Contract workTemporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours$146.15k - $186.75k
...Principal Systems Engineer Req Id: 426 Location: Billerica, MA, US, 01821 Date: Aug 27, 2026 Thales Defense & Security, Inc. (TDSI) Headquartered in Clarksburg, MD, is a U.S. company that has been serving domestic and international...Work experience placementWork at officeLocal areaImmediate start
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