Principal​/Sr. Principal Reliability Systems Engineer - R10217701-4

Principal / Sr. Principal Reliability Systems Engineer - R-4

A key technical leadership role at Northrop Grumman focused on ensuring the reliability and maintainability of complex defense systems.

Full‑time, in‑office requirement only. Holds options for any of the following facilities:
Rancho Bernardo, CA;
El Segundo, CA;
Palmdale, CA; or Oklahoma City, OK.

Relocation Assistance: May be available.

Travel: Yes, 10% of the time.

Clearance: Secret (required). Possession of a Top Secret clearance or the ability to obtain it within a reasonable timeframe is required.

Northrop Grumman is a pioneering defense company driving innovation across multiple technological domains. We seek a Principal or Senior Principal Reliability Systems Engineer to shape future systems with bold ideas, intellectual curiosity and a commitment to excellence.

• Design for reliability and maintainability.
• Maintain a working knowledge of complex systems, their inputs/outputs, functionality, failure modes, fault codes and architectures.
• Perform reliability, maintainability and availability predictions, allocations, and requirements verification & validation.
• Execute FMECA, BIT, Testability analyses, FTA, RBD, FRACAS, failure analysis, risk assessment, RGA, Weibull analysis, RCM, Monte Carlo simulation.
• Support test activities: BIT design verification, maintainability demonstrations, HALT, and RGT.
• Assist in identifying, planning and quoting RMT tasks for proposals.
• Collaborate with Integrated Technical Teams, program management, customers and suppliers on RM&T aspects of assigned systems, influencing high‑level design decisions.

• B.S. in Electrical, Mechanical, Aerospace Engineering, or related STEM discipline with a minimum of 5 years of relevant experience; or M.S. STEM degree with 3 years of engineering experience.
• Demonstrated experience in reliability engineering.
• Active Secret DoD security clearance.
• Capability to obtain and maintain Top Secret clearance and program access within a reasonable period.

• B.S. in the same fields with at least 8 years of experience; or M.S. STEM with 6 years of engineering experience.
• Demonstrated experience in reliability engineering.
• Active Secret DoD security clearance.
• Capability to obtain and maintain Top Secret clearance and program access within a reasonable period.

• Experience using reliability analysis software (Reliasoft preferred).
• Experience in logistics support elements such as LSA, Mod Sim, SEE, PHM, SLO, obsolescence management, training systems, technical data, support hardware, fleet & field support, or product support management.
• Certified Reliability Engineer (CRE) certification.
• Active DoD Top Secret and required SAP/SCI clearances.

Northrop Grumman offers a comprehensive benefits package, including retirement and savings plans, group medical (.dental and vision), life and disability insurance, and flexible spending accounts.

Employees enjoy a wide range of professional development opportunities, flexible work arrangements where applicable, and a supportive team environment.

Primary Level Salary Range: $114,000 – $171,000.

Secondary Level Salary Range: $142,200 – $213,400.

Northrop Grumman is an Equal Opportunity Employer, and we make employment decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For full EEO and pay transparency statements, visit  U.S. citizenship is required for all positions with government clearance.