Mid-Career Spacecraft Systems Engineer with Security Clearance

Check out this new opportunity! Spacecraft Systems Engineer On-site in El Segundo, CA Target salary range: $104,550 - $188,750 The Spacecraft Systems Engineer leads the technical execution and systems engineering lifecycle for spacecraft programs, guiding multidisciplinary teams through concept development, design, integration, testing, and in-orbit operations. This role ensures the spacecraft system architecture, requirements, and subsystem interfaces deliver a mission-ready vehicle - focusing on building and operating spacecraft, not just documentation. Responsibilities: * Lead spacecraft systems engineering activities including concept development, trade studies, CONOPS, requirements decomposition and allocation, interface definition, and system verification/validation. * Develop and manage spacecraft system architectures, requirements, and subsystem interfaces across the vehicle lifecycle. * Coordinate with subsystem engineers, manufacturing, integration & test teams, and program leadership to execute spacecraft development. * Perform system-level analyses including power, mass, and performance budgets to optimize spacecraft design and architecture. * Support satellite integration and test (I&T) activities and ensure mission functionality prior to operational deployment. * Participate in software integration and verification testing for mission readiness. * Investigate and resolve cross-functional technical issues and anomalies affecting spacecraft performance. * Apply Model-Based Systems Engineering (MBSE) methods to define and manage spacecraft system architecture. * Analyze technical data to validate system configurations against mission constraints and operational requirements. * Contribute to systems engineering process improvement and risk management activities. * Provide technical guidance and mentorship to junior systems and subsystem engineers. * Collaborate with program management and financial leadership to ensure program execution aligns with schedule and mission objectives. Qualifications: * U.S. Citizenship is required by Federal Law * Bachelor's degree in Engineering or Science with 5+ years of spacecraft systems engineering experience * Active Secret Clearance Required with ability to obtain a U.S. Top Secret Security Clearance * 5+ years aerospace industry experience, preferably in spacecraft or satellite systems. * Experience applying space systems engineering principles and lifecycle processes. * Experience managing power, mass, and system budgets. * Experience performing requirements analysis, decomposition, and flow-down. * Experience with design verification and validation (V&V). * Experience with configuration management practices. * Experience supporting satellite-level integration and test (I&T). * Experience with satellite in-orbit operations. * Familiarity with program management tools and processes. Moseley Technical Services, Inc. is an AA/EEO/Veterans/Disabled Employer What to Expect Moseley Technical Services, Inc. (Moseley) was incorporated in 1994 to provide engineering and professional services to the aerospace/defense, manufacturing, government, and commercial industries. Our Mission is to deliver superior service to our customers and employees. We have achieved our vision by building long-term relationships with customers and employees through integrity, transparency, and appreciation. * To apply, send a resume to: * For more active job openings: Careers at Moseley Technical * For more information about us: Moseley Technical - Mission and Values! "We stand by our 30-year-old commitment of "World Class Service. World Class Company."