Sr. Principal Systems Engineer

Job Summary

Mercury Systems' Integrated Process Solutions (IPS) Line of Business (LOB) offers a leadership opportunity for a Sr. Principal Systems Engineer who will own architecture end‑to‑end, drive system innovation, and guide core aspects of architecture, integration, verification, and delivery within the IPS LOB. The role requires collaboration across a matrixed, multi‑disciplinary engineering organization and close engagement with customers to ensure successful outcomes.

• Direct collaboration with Chief Engineers, program management, business development, operations, supply chain, and leadership.
• Contributing to multiple fast‑moving programs, addressing complex systems challenges, and shaping the technical direction of high‑impact projects.

• A technical systems engineering leader with experience at a major prime contractor who remains actively involved in technical work.
• Driven to make a tangible difference with a hands‑on approach and agile leadership to accomplish objectives efficiently.
• Seeking broader responsibility, encompassing ownership of the entire systems engineering lifecycle.
• Motivated to create meaningful impact by strengthening engineering skills across multiple programs with shorter development cycles.

• 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.
• U.S. citizenship with ability to obtain a U.S. government security clearance; eligible to access U.S. export‑controlled information.

• CONOPS; stakeholder and system requirements; architecture definition; trade studies; interface definition; technical reviews (SRR, PDR, CDR, TRR); technical baseline management; production transition.

• Proven leadership of multidisciplinary engineering teams; experience partnering with Business Development on captures, bids, BOE/ROM, and technical/management volumes.

• Active DoD Secret clearance.
• Advanced degree in a STEM field.
• Familiarity with Anti‑Tamper and system security engineering.

• Experience with MBSE and tools such as Cameo/SysML; familiarity with Jama, Confluence, Jira, Bitbucket.

• 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.

• Experience in the Space domain, EW, SIGINT, RADAR.

• Strong time management and organizational skills; familiarity with earned value management.

• Proven ability to solve cross‑disciplinary engineering challenges and collaborate across business units; ability to travel up to 10 percent.

• Hybrid role based in Andover, MA (preferred) or Hudson, NH. Candidates must be within commuting distance.

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.

As an equal opportunity employer, Mercury Systems is committed to a diverse workforce. In order to ensure reasonable accommodation for individuals protected by Section 503 of the Rehabilitation Act of 1973, the Vietnam Veterans' Readjustment Act of 1974, and Title I of the Americans with Disabilities Act of 1990, applicants that require accommodation in the job application process may contact  for assistance.