Senior Principal Systems Engineer — Secret Clearance, 10% Travel

Northrop Grumman Corp. (AU); El Segundo (CA); On-site; USD 142,000 - 213,000; Full time

Job summary

Northrop Grumman Aeronautics Systems in California seeks a Senior Principal Systems Engineer to join our systems engineering team. You will apply the full lifecycle from concept to delivery, interfacing with customers and leaders to design against performance and safety requirements.

Responsibilities include developing ICDs, MBSE-based architecture, and supporting SRR/PDR/CDR reviews. An active US Secret clearance is required, with potential for Top Secret/SAP as needed.

Qualifications

• Must have BS in STEM with 8+ years of relevant experience, OR MS with 6+ years, OR PhD with 4+ years.
• Experience across the systems engineering lifecycle including requirements development and verification.
• Experience with requirements management tools (e.g., DOORS, DOORS Next).
• Experience with ICD development and interface definition.
• Ability to prepare and deliver technical presentations to customers or leadership.
• Active U.S. Government Secret clearance; ability to obtain Top Secret/SAP clearance.

Responsibilities

• Apply the full systems engineering lifecycle from concept through V&V and delivery.
• Prepare and deliver technical briefings to leadership and customers.
• Develop Verification & Validation strategies and plans.
• Create and maintain ICDs for internal and external interfaces.
• Support system architectures and CONOPS with cross-functional teams.
• Assist design reviews (SRR, PDR, CDR) and integration readiness activities.

Skills

Systems engineering lifecycle

Requirements management

Technical briefings

Interface definition

V&V planning

Education

Bachelor's in STEM field

Master's in STEM field

PhD in STEM field

Tools

DOORS Next

ICD development

MBSE tools

Job description

Northrop Grumman Aeronautics Systems in California seeks a Senior Principal Systems Engineer to join our systems engineering team. You will apply the full lifecycle from concept to delivery, interfacing with customers and leaders to design against performance and safety requirements.

Responsibilities include developing ICDs, MBSE-based architecture, and supporting SRR/PDR/CDR reviews. An active US Secret clearance is required, with potential for Top Secret/SAP as needed.