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 Mission Systems is seeking a Test Engineer/Principal Test Engineer to join the EGI-M Airborne Navigation System Integration & Test (I&T) team in Woodland Hills, CA. The role involves conducting comprehensive verification activities throughout the program life cycle, including requirements analysis, test procedure development, test execution, and formal reporting. This position will be 100% on-site.
Job Responsibilities
- Develop test requirements and detailed integration test plans, procedures, readiness reviews (TRRs), test data, and reports.
- Execute qualification testing in accordance with established requirements, plans, and procedures.
- Conduct tests while managing and prioritizing problem resolution.
- Compile data to determine necessary changes in test equipment, procedures, or to establish new test requirements.
- Lead cross-functional teams (including hardware, software, and systems engineers) in both laboratory and field environments.
- Conduct formal technical reviews, such as Test Readiness Reviews (TRRs) with internal stakeholders and external customers.
- Test Equipment Management that includes the design, development, or integration of specialized test equipment, instrumentation, and data acquisition systems.
- Data Analysis of test data, identify anomalies, perform root cause analysis, and generate comprehensive test reports.
- Technical and operational problem solving to troubleshoot complex, multi-domain system failures (hardware/software/mechanical) and conduct root cause analyses.
- Act as the primary technical point of contact during test events, managing customer expectations and reporting results.
Basic Qualifications for Test Engineer:
- Bachelor’s Degree in a STEM discipline from an accredited university with 2 years of related test experience, or a Master's Degree in a STEM discipline from an accredited university, or 4 years of relevant work experience in lieu of a degree.
- Experience authoring test procedures, managing test facility interfaces, and ensuring data integrity and cataloging.
- Experience with test execution, diagnostics, and formal requirement decomposition with traceability and verification.
- Working knowledge of standard test equipment: network analyzers, oscilloscopes, waveform generators, synthesizers, digitizers, and/or signal analyzers.
- Proficient in at least one of the following programming environments: MATLAB, C, C++, C#, and/or Python.
- Active US Government Secret Level security clearance.
- US Citizenship
- Ability to work onsite full-time in Woodland Hills, CA
Basic Qualifications for Principal Test Engineer:
- Bachelor’s Degree in a STEM discipline from an accredited university with 5 years of related test experience, or a Master's Degree in a STEM discipline from an accredited university with 3 years of related test experience, or 4 years of relevant work experience in lieu of a degree.
- Experience authoring test procedures, managing test facility interfaces, and ensuring data integrity and cataloging.
- Experience with test execution, diagnostics, and formal requirement decomposition with traceability and verification.
- Working knowledge of standard test equipment: network analyzers, oscilloscopes, waveform generators, synthesizers, digitizers, and/or signal analyzers.
- Proficient in at least one of the following programming environments: MATLAB, C, C++, C#, and/or Python.
- Active US Government Secret Level security clearance.
- US Citizenship
- Ability to work onsite full-time in Woodland Hills, CA
Preferred Qualifications:
- Experience integrating embedded GPS Inertial Navigation Systems.
- Expert experience with GNSS/INS/EGI systems and precision navigation simulation.
- Experience creating automated test scripts that integrate with hardware interfaces.
- Experience working with operational hazards such as overhead lifting, Thermal Chambers, and Vibration Test systems
- Highly organized, detail-oriented, and able to manage multiple, shifting priorities while maintaining safety standards.
- Demonstrated leadership of System Test efforts in a dynamic work environment.
- Experience with COMSEC material management.
- Experience engaging external customers through meetings, presentations, and technical negotiations.
Skills Required
- Bachelor's degree in a STEM discipline and 2 years of related test experience for Test Engineer
- Master's degree in a STEM discipline for Test Engineer
- Four years of relevant work experience in lieu of a degree for Test Engineer
- Bachelor's degree in a STEM discipline and 5 years of related test experience for Principal Test Engineer
- Master's degree in a STEM discipline and 3 years of related test experience for Principal Test Engineer
- Four years of relevant work experience in lieu of a degree for Principal Test Engineer
- Experience authoring test procedures, managing test facility interfaces, and ensuring data integrity and cataloging
- Experience with test execution, diagnostics, and formal requirement decomposition with traceability and verification
- Working knowledge of network analyzers, oscilloscopes, waveform generators, synthesizers, digitizers, and/or signal analyzers
- Proficiency in MATLAB, C, C++, C#, and/or Python
- Active U.S. Government Secret security clearance
- U.S. citizenship
- Ability to work onsite full-time in Woodland Hills, California
- Experience integrating embedded GPS inertial navigation systems
- Expert experience with GNSS, INS, EGI systems, and precision navigation simulation
- Experience creating automated test scripts integrating with hardware interfaces
- Experience with overhead lifting, thermal chambers, and vibration test systems
- Leadership of system test efforts
- Experience with COMSEC material management
- Experience engaging external customers through meetings, presentations, and technical negotiations
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.








