Principal Systems Engineer & TPM — Defense Programs

Sunseeker Property Service; Huntsville (AL); On-site; USD 131,000 - 237,000; Full time

Job summary

Leidos Defense Systems is a leading engineering organization seeking a Principal Systems Engineer / Technical Program Manager in Huntsville, AL to drive system architecture across multi‑contractor environments and guide programs from concept to production for critical DoW initiatives.

This role requires active secret clearance, extensive systems engineering experience, MBSE familiarity, and EVMS/requirements traceability skills to coordinate government and contractor teams while balancing

Qualifications

• Active Secret Clearance or ability to obtain Top Secret clearance.
• Bachelor’s degree in ABET accredited Engineering with 12+ years of systems engineering/PM experience, or Master’s degree with 10+ years.
• Experience defining complex problem spaces and managing cost, schedule, and performance for high‑profile defense platforms.
• Strong knowledge of systems engineering best practices, risk & opportunity management, EVMS, and requirements traceability.

Responsibilities

• Collaborate with government customers to define problem spaces, mission requirements, and interfaces across high‑speed atmospheric platforms.
• Lead system architecture definition and integration across multi‑contractor environments, driving technical consensus.

Skills

MBSE familiarity

Systems engineering

Lead cross-functional teams

Earned Value Management

Education

ABET-accredited Engineering degree

Tools

IBM DOORS

SysML

Job description

Leidos Defense Systems is a leading engineering organization seeking a Principal Systems Engineer / Technical Program Manager in Huntsville, AL to drive system architecture across multi‑contractor environments and guide programs from concept to production for critical DoW initiatives.

This role requires active secret clearance, extensive systems engineering experience, MBSE familiarity, and EVMS/requirements traceability skills to coordinate government and contractor teams while balancing