> Markdown version of [/jobs/ext/1919288-advanced-programs-sr-principal-systems-engineer-18309](https://www.wearedevelopers.com/jobs/ext/1919288-advanced-programs-sr-principal-systems-engineer-18309). 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). --- # Advanced Programs - Sr. Principal Systems Engineer - 18309 - **Company:** Northrop Grumman - **Location:** Roy, UT, United States - **Experience:** Expert - **Salary:** $122,800.0 - $184,200.0 - **Contract:** Permanent contract - **Skills:** Agile Methodology, Systems Engineering, Confluence, JIRA, CompTIA Security+, Network Interface Controllers, SAP (Applications), Software Engineering, Software Requirements Analysis, Verification and Validation (Software), Systems Architecture, Integration Tests, Atlassian Tools, Hardware Infrastructure - **Published:** August 4, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=6b43179b29400648 ## About the Role * Senior Principal Systems Engineer: Bachelor's Degree in a STEM discipline from an accredited university with 8 years of related experience, 6 years with Masters, 4 years with PhD * Must have an active U.S. Government DoD Secret security clearance at time of application, current and within scope, with an investigation date within the last 6 years * Must have the ability to obtain and maintain Special Access Program (SAP) approval within a reasonable period, as determined by the company to meet its business needs * 6+ years of experience assessing and managing program risks in a defense-acquisition environment. * 6+ years of experience with DOORS and CAMEO and recent MBSE work including architecture development, functional decomposition, requirements development and allocation, and interface definition., * Active DoD Top Secret Clearance. * CompTIA Security+ certification. * Experience with DoD weapon-system conceptual and preliminary design, particularly for test and integration. * Flight-test planning experience and development of test procedures for cruise-missile systems. * Familiarity with Agile methodologies and Atlassian toolset (Jira, Confluence) for software development and integration. * Recent requirements development and decomposition experience * Specifically deriving requirements for supplier specifications * Flight systems architecture development experience - In either the missile or unmanned aircraft domain * System Requirements Review experience ## Description * Decompose and allocate system requirements into detailed specifications, maintaining end-to-end traceability throughout the lifecycle. * Develop functional architectures, use cases, and concepts of operations for cruise-missile subsystems, including model-based systems engineering artifacts (CAMEO, DOORS). * Lead hardware-in-the-loop, developmental flight, and operational test integration, overseeing verification and validation of software and hardware components. * Create and manage technical-maturation roadmaps and integration plans for the Technology Maturation and Risk Reduction (TMRR) phase. * Identify, analyze, and mitigate program risks, producing risk-management plans and supporting decision-making. * Facilitate cross-functional working groups and model-capability reviews, ensuring adherence to standards and processes. * Produce key systems-engineering deliverables such as design reviews, trade studies, interface control documents, and requirements baselines. * Contribute to proposal development, RFP/RFS responses, and Bases of Estimate for TMRR efforts. * Act as a Systems Engineering liaison with internal teams, external partners, and customers, providing expertise and guidance. ## Related Videos - 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