> Markdown version of [/jobs/ext/4374283-sr-principal-systems-engineer](https://www.wearedevelopers.com/jobs/ext/4374283-sr-principal-systems-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Sr Principal Systems Engineer - **Company:** Northrop Grumman - **Location:** Los Angeles, CA, United States - **Experience:** Expert - **Salary:** $83,400.0 - $125,200.0 - **Contract:** Permanent contract - **Skills:** C (Programming Language), Systems Engineering, Automation of Tests, C Sharp (Programming Language), C++ (Programming Language), Network Analysis, Software Debugging, Hardware Interface Design, Python (Programming Language), MATLAB, Programming Environments, IBM Rational DOORS, Verification and Validation (Software) - **Published:** October 12, 2026 - **Apply:** https://www.beyondlosangeles.com/job.asp?id=3423494231&tx=KP8585FFR&pt=1&aff=0B19D771-A501-4A5E-8338-2A822B784D54&utm_source=Job%20Feed&utm_medium=textkernel&utm_campaign=DE&utm_term=0B19D771-A501-4A5E-8338-2A822B784D54 ## About the Role * 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, * 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 ## Description * 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