Sr Principal Systems Engineer
Northrop Grumman
Listing collected from Northrop Grumman's career site. NextChapter is independent of Northrop Grumman.
Los Angeles, CA · Posted October 14, 2026
Just laid off? Start here: a plan for the first weeks
See every open role at Northrop Grumman
More in California job market · Aerospace & Defense · Engineering jobs
More roles at Northrop Grumman
- DevOps Engineer – Level 3 or 4 AHT · Dulles, VA
- Supplier Quality Engineer (Level 3 or 4) · Mesa, AZ
- Program Manager 2 – Antares 330/Eclipse Program · Chandler, AZ
- Manager General Manufacturing 1 · Clearfield, UT
- Sr. Staff Propulsion Engineer - 6 · Corinne, UT
- Software Configuration Analyst 5 (AHT) · Aurora, CO
Similar jobs
- Systems Engineer IV (E4) · Applied Materials · Santa Clara, CA
- Senior Systems Engineer · Modern Technology Solutions · El Segundo, CA
- Senior Technical Architect · Arcadis · San Francisco, CA
- System Engineer IV, Platform (E4 · Applied Materials · Santa Clara, CA
- Sr Solutions Engineer · Pacific Life · Newport Beach, CA
- Solutions Architect · Lirvana Labs · Menlo Park, CA
Where Los Angeles, CA ranks
Where Los Angeles, CA placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #2Best cities for aerospace and defense jobs498 openings · of 67
- #2Best cities for media and entertainment jobs429 openings · of 17
- #2Cities with the most jobs that do not need a four-year degree in the West Coast428 jobs · of 47
- #3Best cities for legal jobs339 openings · of 36
- #3Best cities for design jobs158 openings · of 10
- #3Best cities for healthcare jobs590 openings · of 82
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
How AI is used in this kind of work
Among computer occupations, all other, AI is already used for a large share of the tasks. Measured exposure for computer occupations, all other: 31% (high).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
Skills this job asks for
Say which you have and which you want to build. We use it to match you to jobs like this one.
About the job
RELOCATION ASSISTANCE: Relocation assistance may be available
CLEARANCE REQUIRED FOR START: Yes
CLEARANCE TYPE: Secret
TRAVEL: Yes, 10% of the Time 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.
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 searching for a Sr Principal Systems Engineer to support our Integration & Test (I&T) department. As a member of the I&T department, the candidate will work in a fast-paced team environment alongside physicists, design engineers, and superconducting foundry engineers to make our technologies a reality. This position will serve on-site at our Woodland Hills, CA facility. This position will be 100% on-site.
Job Responsibilities
Identifying unique requirements from a broad customer base, flowing the requirements into design documentation, and working with a diverse team to build and test those requirements
Work on the capabilities of current products, performance analyses, design information, and requirements verification methods
Ensure logical and systematic conversion of customer or product requirements into total systems solutions that acknowledge technical, schedule, and cost constraints
Perform functional analysis, timeline analysis, detail trade studies, requirements allocation
Generate, review, and manage multiple requirements sets that cover all aspects of both performance and nonperformance including mechanical interfaces, electrical interfaces, data requirements, environmental requirements, and reliability
Design, develop, and implement testing methods to verify and validate project requirements
Performing hands-on electrical testing at CCA level and systems level test setups
Documenting & dispositioning hardware discrepancies, pursuing root cause & corrective actions
Basic Qualifications:
8 years relevant experience with B.S. Electrical Engineering or equivalent STEM discipline equivalent; or 6 years relevant experience with M.S. Electrical Engineering or equivalent STEM discipline equivalent; or 3 years relevant experience with PhD Electrical Engineering or equivalent STEM discipline equivalent
Active US Government Secret Level security clearance
Experience in System Engineering activities such as: Requirements development
Test Procedure development
Verification and Validation i.e. experience running tests and documenting results
Ability to diagnose complex issues, lead problem-solving efforts, and drive tasks to completion
Demonstrated teamwork and leadership of projects or teams
Strong written and verbal communication skills
Willingness to work onsite in Woodland Hills, Ca as required by this position
Preferred Qualifications:
Active US Government TS/SCI with poly security clearance
Experience with IBM Rational DOORS and technical baseline management
Systems Engineering experience on large, complex systems
Experience supporting test investigations and debugging efforts
Proficient in at least one of the following programming environments: MATLAB, C, C++, C#, and/or Python
Experience creating automated test scripts that integrate with hardware interfaces
Working knowledge of standard test equipment: network analyzers, oscilloscopes, waveform generators, synthesizers, digitizers, and/or signal analyzers
Working knowledge of standard design components: filters, couplers, splitters, amplifiers, etc.
Experience working with operational hazards such as overhead lifting, Thermal Chambers, and Vibration Test systems
Strong track record of driving innovation and spearheading digital-transformation initiatives in test workflows
Experience engaging external customers through meetings, presentations, and technical negotiations
Primary Level Salary Range: $142,200.00 - $213,400.00
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.