Are you interested in expanding your career through experience and exposure, all the while supporting a mission that seeks to ensure the security of our nation and its allies? If so, then Northrop Grumman may be the place for you! As a leading global security company providing innovative systems, products and solutions to customers worldwide, Northrop Grumman offers an extraordinary portfolio of capabilities and technologies. Here at Northrop Grumman we are comprised of professionals that bring different perspectives, are curious about the world, accepting of each other, and understand that the more ideas, backgrounds, and experiences we bring to our work then the more innovative we can be. As we continue to build our talented workforce we look for professionals that exemplify our core values, leadership characteristics, and approach to innovation.
Northrop Grumman Aeronautics Systems is looking for a Principal / Sr. Principal Reliability Systems Engineer to join our team in Palmdale, CA, Rancho Bernardo, CA, El Segundo, CA, or Oklahoma City, OK.
Roles and Responsibilities will include:
- Dispositioning and validating data from maintainers.
- Working with responsible engineers to determine root cause of failure modes.
- Working with control centers to update/correct maintainer-entered data as necessary.
- Analyzing trending failure modes to generate recommendations.
- Collaborate with other Product Support functions in support of wider analyses.
- Lead customer meetings validating corrective action plan.
- Coach team on root cause analysis and design/software change implementation.
- Drive process improvements and streamlining.
The selected candidate will be required to work full-time, on-site at our facility. There is no remote / hybrid / telework available for this position. Travel up to 25% may be required.
We are looking for self-motivated, proactive, and goal-oriented people to help us grow our services and become even better at what we do.
We offer flexible work arrangements, 9/80 work schedule with every other Friday off, phenomenal learning opportunities, exposure to a wide variety of projects and customers, and a very friendly team environment. We are looking for self-motivated, proactive, and goal-oriented people to help us grow our services and become even better at what we do.
*This position may be offered at the Principal or Sr Principal Level*
Basic Qualifications Principal Reliability Engineer:
- Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline and 5 years of related engineering experience; OR a Master’s degree in a STEM discipline and 3 years of related engineering experience; OR a PhD in a STEM discipline and 1 years of related engineering experience.
- Experience in Reliability Engineering.
- Active US Government Secret clearance (with a background investigation within the past 5 years or enrolled into Continuous Evaluation).
- Must have the ability to obtain and maintain Special Access Program (SAP) clearance, within a reasonable amount of time as determined by business needs.
- Ability to obtain and maintain subsequent SAP PARs following commencement of employment to be able to completely support statement of work.
Basic Qualifications Sr Principal Reliability Engineer:
- Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline and 8 years of related engineering experience; OR a Master’s degree in a STEM discipline and 6 years of related engineering experience; OR a PhD in a STEM discipline and 4 years of related engineering experience.
- Experience in Reliability Engineering.
- Active US Government Secret clearance (with a background investigation within the past 5 years or enrolled into Continuous Evaluation).
- Must have the ability to obtain and maintain Special Access Program (SAP) clearance, within a reasonable amount of time as determined by business needs.
- Ability to obtain and maintain subsequent SAP PARs following commencement of employment to be able to completely support statement of work.
Preferred Qualifications for Both Levels:
- Current applicable Special Access Program (SAP) clearance.
- Familiarity with data collection and analysis methods.
- Demonstrated leadership of cross-functional team solving complex problems.
- Relevant experience in adjacent logistics support elements such as Logistics Support Analysis (LSA) & Maintenance Planning, Modeling & Simulation (ModSim), Support Equipment Engineering (SEE), Prognostics & Health Management (PHM), Supportable Low Observables (SLO), Obsolescence Management, Training & Training Systems, Technical Data, Support Hardware, Fleet & Field Support, and Product Support Management.
- ASQ Certified Reliability Engineer.
- Experience using reliability analysis software (Reliasoft preferred).
- Previous U.S. Military experience with operations and/or aircraft maintenance background.
Skills Required
- Bachelor's degree in a STEM discipline and 5 years related engineering experience OR Master's +3 years OR PhD +1 year (Principal level)
- Bachelor's degree in a STEM discipline and 8 years related engineering experience OR Master's +6 years OR PhD +4 years (Sr Principal level)
- Experience in Reliability Engineering
- Active US Government Secret clearance with background investigation within the past 5 years or enrolled in Continuous Evaluation
- Ability to obtain and maintain Special Access Program (SAP) clearance and subsequent SAP PARs
- Familiarity with data collection and analysis methods
- Demonstrated leadership of cross-functional teams solving complex problems
- Relevant experience in Logistics Support Analysis, Maintenance Planning, Modeling & Simulation, Prognostics & Health Management, Support Equipment Engineering, Obsolescence Management, Training Systems, Technical Data, or Product Support Management
- ASQ Certified Reliability Engineer
- Experience using reliability analysis software (ReliaSoft preferred)
- Previous U.S. Military experience with operations and/or aircraft maintenance background
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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Retirement Support — 401(k) matching is considered strong, with additional defined-benefit coverage for certain cohorts and options like catch-up contributions. Retirement programs are repeatedly highlighted as a core strength of the total rewards.
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Leave & Time Off Breadth — PTO, company-paid holidays, and compressed work schedules (such as 9/80) provide meaningful time away and flexibility. These scheduling options are cited as a major quality-of-life benefit across many locations.
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Parental & Family Support — Paid parental leave alongside caregiver leave, adoption assistance, and back-up care supports a range of family needs. These programs have been expanded recently, signaling continued investment in family support.
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.









