Northrop Grumman Mission Systems is a trusted provider of mission-enabling solutions for global security. Our Engineering and Sciences (E&S) organization pushes the boundaries of innovation, redefines engineering capabilities, and drives advances in various sciences. Our team is chartered with providing the skills, innovative technologies to develop, design, produce and sustain optimized product lines across the sector while providing a decisive advantage to the warfighter. Come be a part of our mission!
Northrop Grumman is seeking a Principal or Senior Principal Reliability Engineer with the ability to obtain a security clearance to work with our Specialty Engineering Team out of Woodland Hills, CA. Our success is grounded in our ability to embrace change, move quickly and continuously drive innovation. The successful candidate will be collaborative, open, transparent, and team-oriented with a focus on team empowerment & shared responsibility, flexibility, continuous learning, and a culture of automation. This is an exciting, challenging and specialized role for a talented, energized and innovative individual who wants to pursue growth in Reliability, Maintainability, and Testability Engineering. This is fully onsite position located in Woodland Hills, CA working a 9/80 schedule.
What You’ll Get to Do:
Perform Reliability and Maintainability allocations and predictions for avionics and navigation systems.
Conduct Failure Modes Effects Analyses (FMEA), Failure Modes Effects Criticality Analyses (FMECA), and Testability analyses.
Support Failure Reporting Analysis and Corrective Action System (FRACAS) as needed.
Support Built-In Test BIT Design Verification Testing (BIT Demos).
Utilize knowledge of documents such as MIL-HDBK-338, MIL-HDBK-2165 and MIL-HDBK-217 F(N2) to perform engineering analysis and make recommendations to design teams.
Collaborate with Integrated Product Teams (IPT), program management, customers, and suppliers for the Reliability, Maintainability and Testability (RMT) aspects of assigned systems.
Support identifying, planning and quoting the RMT tasks for proposals.
This position may be filled as Principal Reliability Engineer or Senior Principal Reliability Engineer.
Basic Qualifications Principal Reliability Engineer
Bachelor’s in Electrical Engineering (or related STEM Discipline) with a minimum of 5 years of relevant experience; Master’s with 3 years of relevant experience; PhD with 1 year relevant experience.
Demonstrated experience in Reliability, Maintainability, and Testability disciplines.
Ability to read electronic circuit schematics and understand component failure modes/mechanisms.
Experience developing a Piece-Part FMEA/FMECA.
Clear and effective verbal and written communication skills to be able to interact with team members, peers and leadership within NGMS and the customer community.
Innovative mindset with focus on process improvement.
U.S. Citizenship is required.
The ability to obtain and maintain a U.S Government Secret Security Clearance is required within a time frame set forth by management.
Basic Qualifications Senior Principal Reliability Engineer:
Bachelor’s in Electrical Engineering (or related STEM Discipline) with a minimum of 8 years of relevant experience; Master’s with 6 years of relevant experience; PhD with 4 years relevant experience.
Demonstrated experience in Reliability, Maintainability, and Testability disciplines.
Ability to read electronic circuit schematics and understand component failure modes/mechanisms.
Experience developing a Piece-Part FMEA/FMECA.
Clear and effective verbal and written communication skills to be able to interact with team members, peers and leadership within NGMS and the customer community.
Innovative mindset with focus on process improvement.
U.S. Citizenship is required.
The ability to obtain and maintain a U.S Government Secret Security Clearance is required within a time frame set forth by management.
Preferred Qualifications:
Experience with hands-on RMT analysis and modeling skills for electronic and non-electronic systems, including experience with Reliability Analysis Software and modeling tools (PTC Windchill Quality Solutions preferred).
Demonstrated experience within aerospace or defense industry
Experience performing Useful Life Analysis and Operational Service Life Analysis.
Experience planning and supporting Highly Accelerated Life Testing (HALT).
Familiarity with Fault Tree Analysis.
Familiarity with additional specifications such as MIL-HDBK-472, MIL-STD-2155, MIL-STD-882E.
Experience with DO-254 Hardware Certification Process.
ASQ Certified Reliability Engineer.
Possess active U.S. Government Secret Security Clearance.
Skills Required
- Bachelor’s degree in Electrical Engineering or related STEM discipline with 5 years of relevant experience for Principal level
- Master’s degree with 3 years of relevant experience or PhD with 1 year of relevant experience for Principal level
- Bachelor’s degree in Electrical Engineering or related STEM discipline with 8 years of relevant experience for Senior Principal level
- Master’s degree with 6 years of relevant experience or PhD with 4 years of relevant experience for Senior Principal level
- Demonstrated experience in reliability, maintainability, and testability disciplines
- Ability to read electronic circuit schematics and understand component failure modes and mechanisms
- Experience developing piece-part FMEA/FMECA
- Clear verbal and written communication skills
- Innovative mindset with focus on process improvement
- U.S. citizenship
- Ability to obtain and maintain a U.S. Government Secret security clearance
- Hands-on RMT analysis and modeling experience for electronic and non-electronic systems
- Experience with reliability analysis software and modeling tools, preferably PTC Windchill Quality Solutions
- Aerospace or defense industry experience
- Useful Life Analysis and Operational Service Life Analysis experience
- Highly Accelerated Life Testing planning and support experience
- Fault Tree Analysis familiarity
- Familiarity with MIL-HDBK-472, MIL-STD-2155, and MIL-STD-882E
- DO-254 Hardware Certification Process experience
- ASQ Certified Reliability Engineer certification
- Active U.S. Government Secret security clearance
Northrop Grumman Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Northrop Grumman and has not been reviewed or approved by Northrop Grumman.
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Healthcare Strength — Health coverage offers multiple medical plan options by region alongside dental, vision, mental‑health resources, and wellness programs. Recent materials also highlight added family‑building support, including a dedicated fertility benefit.
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Retirement Support — The 401(k) savings plan is positioned as competitive with a company match, auto‑escalation features, and access to an employee stock fund/ESPP. Official filings and benefits guides emphasize retirement as a core element of the Total Rewards package.
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Leave & Time Off Breadth — Many sites offer a 9/80 schedule, generous PTO, paid holidays, and flexible/telework options where program needs allow. Paid parental and caregiver leave are prominently featured, with recent enhancements for the delivering parent.
Northrop Grumman Insights
What We Do
We are a close-knit community of big thinkers collaborating to keep the world safe. Our passion, creativity and expertise bring next-level technology solutions to life in autonomous systems, cyber, C4ISR, strike, space, and logistics and modernization for our customers around the globe. On the Northrop Grumman team, you’ll join our pursuit of excellence immersed in a dynamic culture of innovation and respect. Your unique perspective will help achieve our shared vision for the future of global security. Every step of the way, you'll be supported by world-class training, employee resource groups and a comprehensive benefits package that enables greater health and happiness for you and your family. Worldwide and across disciplines, we’re challenging what’s possible for technology to protect people and places from undersea to outer space and into cyberspace. And we see the impact of our performance every day. We are Northrop Grumman, and we work on what matters—now, you too can make a difference. Explore opportunities in engineering, IT, manufacturing, business management, cybersecurity and more with us. Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer.








