Principal System Engineer

About

Clearancejobs is assisting one of our clients with a high-visibility program that keeps mission-critical compliance frameworks current and synchronized across people, technology, and operations. You will own the technical SE work end to end — from requirements to delivery — alongside a focused team with long-term contract stability through 2030.

What You'll Do

• Lead requirements development, architecture design, and technical documentation across the program lifecycle.
• Serve as the technical authority for your SE work — you own quality and accuracy of deliverables.
• Keep requirements and system baselines current through disciplined change control.
• Interface directly with government stakeholders on technical decisions and trade-offs.
• Coordinate with hardware, software, and test teams to drive integration and verification.
• Sit on the CCB and participate in design, program, and test reviews.
• Support DoD accreditation activities and program risk management.

What You Bring

• 20+ years of systems engineering experience with a BS degree.
• Strong foundation in requirements management, system architecture, and interface definition.
• Experience with DoDAF frameworks and Service-Oriented Architecture (SOA).
• Familiarity with DoD acquisition, JCIDS, and Certification & Accreditation processes.
• Ability to assess technical risk and communicate complex issues clearly to engineers and executives alike.

Clearance

Active TS/SCI with a MD customer Polygraph is required. Candidates without a current, active clearance at this level will not be considered.