Sr Principal Engineer Reliability

Company: Northrop Grumman
Location: San Diego
Posted on: April 1, 2026

Job Description:

RELOCATION ASSISTANCE: CLEARANCE REQUIRED FOR START: CLEARANCE TYPE: TRAVEL: Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history. Job Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems in air and space that impact people’s lives around the world today, and for generations to come. Our work preserves freedom and democracy and advances human discovery and our understanding of the universe. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future; and have a lot of fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, but they are also making history. The Network Operations, Sustainment, Support and Modernization (N-OSSM) Operating Unit is looking for a Sr. Principal Reliability Engineer to join our team based out of San Diego, CA. As a Reliability Engineer at Northrop Grumman, you will have a challenging and rewarding opportunity to be a part of our Enterprise-wide digital transformation. Through the use of Model-based Engineering, Dev Sec Ops and Agile practices we continue to evolve how we deliver critical national defense products and capabilities for the warfighter. 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. What you will get to do: The responsibilities include management interfaces with manufacturing, logistics support, design engineering, quality assurance, and test teams; coordination with other reliability programs; and key participants in the systems engineering organization. The Senior Principal Reliability Engineer will interface between the reliability organization and other functional elements of the programs, as well as with other reliability related disciplines and will define the resources needed, to perform reliability requirements. Key duties and responsibilities: • As a Reliability Engineer, you will provide reliability subject matter expert advice on assigned programs. • Participate in reliability engineering reviews. • Liaison with other reliability engineers and programs to ensure best practice and share knowledge. • Provide advice to Systems Engineers regarding their responsibilities in accordance with the Reliability Program. • Conduct independent reliability analysis as deemed necessary. • Ability to work across multiple disciplines. An interim DoD Secret clearance is required to start. This position is contingent upon program award Basic Qualifications: • 8 Years with Bachelors in Science; 6 Years with Masters; 4 Years with PhD • Experience with Root Cause Analysis, FRACAS, FMEA/FMECA or related Reliability Engineering work • Must have the ability to obtain and maintain a secret clearance • Must have the ability to obtain SAP security clearance. Preferred Qualifications: Practical hands-on experience performing: Reliability, Availability, Maintainability, FRACAS, ESS, Reliability Testing, Root Cause Analysis, FMEA/FMECA, Fault Tree Analysis, sparing analysis, and related engineering work. Experience with Life Cycle Cost Analysis and Modeling Experience in completing detailed risk analysis. Experience in completing Basis of Estimates (BOE). Current active DoD Secret Clearance Current Active SAP security clearance. Primary Level Salary Range: $0.00 - $0.00 The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business. The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. Northrop Grumman is an Equal Opportunity Employer, making 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 our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

Keywords: Northrop Grumman, Diamond Bar , Sr Principal Engineer Reliability, Engineering , San Diego, California