Senior Principal Systems Engineer

Responsibilities 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. Requirements 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. Hard Skills model-based systems engineering functional architectures requirements development risk management verification and validation technical maturation roadmaps integration plans design reviews trade studies interface control documents Soft Skills leadership cross-functional collaboration decision-making communication facilitation Certifications & Qualifications Bachelor’s Degree in STEM U.S. Government DoD Secret security clearance Special Access Program (SAP) approval #J-18808-Ljbffr