Jobs / United States / Northrop Grumman Systems Corporation
Sr Principal System Engineer - Integration & Test (AHT)
Northrop Grumman Systems Corporation · 🇺🇸 United States-California-Redondo Beach
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About the role
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: SCI 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. Job Description Northrop Grumman’s Space Systems Sector is seeking Sr Principal Systems Engineer – Level 4 to join our team in Redondo Beach, CA. In this role, the Sr Principal Systems Engineer will support factory (DT&E1) testing and site testing (DT&E2) by performing dry-runs and run-for-records (RFRs) along with test procedure development, conducting & presenting at Test Readiness Reviews (TRRs) and Test Review Boards (TRBs). The position will involve factory and site SOW work mentioned above along with development/inputs for Request For Change (RFCs) and/or any CDRL documents (i.e. Network Interface Planning Documents, System Test Plans, Facilities Requirements Documents, Site Integration Requirements, etc) within the Ground Element scope. Job responsibilities include, but are not limited to, the following: • Develop, update, and execute system-level integration and test procedures for the Ground Element in both factory (DT&E1) and site (DT&E2) environments. • Plan and conduct dry‑runs and run‑for‑record (RFR) test executions, including coordination of test resources, configurations, and data collection. • Prepare and present material for Test Readiness Reviews (TRRs) and Test Review Boards (TRBs), including test objectives, configurations, results, and discrepancies. • Analyze test data to verify requirements compliance, identify anomalies, perform root‑cause analysis, and drive resolution of discrepancies with multi‑disciplinary teams. • Develop and/or provide inputs to Requests for Change (RFCs) and Configuration/Change Control artifacts based on test findings and evolving system needs. • Author and maintain Ground Element technical documentation such as Network Interface Planning Documents, System Test Plans, Site Integration Requirements, and Facilities Requirements Documents. • Support integration of hardware, software, and networks within the ground system, including configuration, checkout, and troubleshooting of complex system interfaces. • Collaborate closely with software, network, and systems engineering teams to ensure testability, integration readiness, and verification of system requirements. • Participate in site installation, integration, and verification activities, including extended travel to operational locations as required. • Adhere to established test processes, configuration management, and quality standards while identifying and implementing continuous improvements to test efficiency and effectiveness. Basic Qualifications for Systems Engineer – Level 4: • Bachelor's degree in STEM (Science, Technology, Engineering, Math) discipline with 8+ years of engineering experience OR, Master's degree in STEM (Science, Technology, Engineering, Math) discipline with 6+ years of experience OR, PhD degree in a STEM discipline with 4+ year of experience • Candi