> Markdown version of [/jobs/ext/448211-sentinel-senior-principal-systems-engineer-18647](https://www.wearedevelopers.com/jobs/ext/448211-sentinel-senior-principal-systems-engineer-18647). 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). --- # Sentinel - Senior Principal Systems Engineer - 18647 - **Company:** Northrop Grumman - **Location:** Roy, UT, United States - **Experience:** Expert - **Salary:** $122,800.0 - $184,200.0 - **Contract:** Permanent contract - **Skills:** Systems Engineering, Configuration Management, SAP (Applications), Software Requirements Analysis, Verification and Validation (Software), Systems Integration, Test Data, Software Verification, Test Scripts, Modeling and Simulation - **Published:** June 2, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=19605de43df187fd ## About the Role * Bachelor of Science, Technology, Engineering or Math (STEM) with a minimum of 8 years of related experience, 6 years with a master's degree. * Active DoD Secret (or higher) clearance (with a background investigation within the past 6 years or enrolled into Continuous Evaluation) with the ability to obtain and maintain a DoD Top Secret clearance. * Ability to obtain and maintain Special Program Access (SAP/PAR). * 5 years minimum experience in Requirements Verification and tools such as DOORS. * 3 years experience with Model Based Systems Engineering (MBSE) and tools such as Cameo * 5 years experience in review/approval of test plans/procedures and test reports., * Active DoD Top Secret clearance (with a background investigation within the past 6 years or enrolled into Continuous Evaluation). * Prior Supplier Management Experience on a Program in the Development phase. * Technical evaluations of supplier proposals & subsequent contract negotiations. * Experience in creating and monitoring technical risks and opportunities. ## Description Primary job responsibilities include participation and leading technical tag ups, support of testing and review / approvals of test reports and procedures and working within the team to align with customer requirements that flow to the subcontract. To support this role, the Principal Systems Engineer will: * Complete tasking with minimum oversight. * Understand and apply system requirements. * Mentor lower level Engineers. * Participate in technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for mechanical, electrical and integrated systems. * Maintain design documentation and follow configuration management requirements. * Create technical reports and present technical information * Requirements coordination with systems engineers, specialty teams, and customer. * Verify specifications and designs through modeling and simulation, test data processing, and performance analysis. * Support all phases of the systems life cycle including concept, design, fabrication, test, installation, operation, maintenance and disposal. * Review customer deliverables, testing, and requirements verification. * Bring technical information to boards including PERB, AERB and TRB (as applicable) for all variances, technical direction to supplier, etc. * Support pre-ship reviews and coordination with ILS group. * Maintain design documentation and follow configuration management requirements. * Assistance in planning and scheduling activities. * Interface with AF customer and Subcontractor. ## Related Videos - [Independently together: how micro-applications improve developer experience + app performance](https://www.wearedevelopers.com/videos/452-independently-together-how-micro-applications-improve-developer-experience-app-performance) - [Are Classical Automation Frameworks Dead? How AI Agents Are Transforming QA](https://www.wearedevelopers.com/videos/100243-are-classical-automation-frameworks-dead-how-ai-agents-are-transforming-qa) - [Dirty Tests And How To Clean Them](https://www.wearedevelopers.com/videos/515-dirty-tests-and-how-to-clean-them) - [Why Your Best Mediors Never Become Seniors (And How to Fix It)](https://www.wearedevelopers.com/videos/2108-why-your-best-mediors-never-become-seniors-and-how-to-fix-it) - [Replacing Excel with SAP APIs & Python validation](https://www.wearedevelopers.com/videos/1944-replacing-excel-with-sap-apis-python-validation) - [How to add test automation to your project: The good, the bad, and the ugly](https://www.wearedevelopers.com/videos/1668-how-to-add-test-automation-to-your-project-the-good-the-bad-and-the-ugly) ## Related Articles - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023) - [Résumé-Driven Development: How IT trends affect the job market for software developers](https://www.wearedevelopers.com/magazine/59-resume-driven-development-how-it-trends-affect-the-job-market-for-software-developers) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs)