• Lead the development, decomposition, and management of system, subsystem, and interface requirements in alignment with customer needs and program objectives. • Collaborate with the engineering team to ensure requirements are traceable, verifiable, and aligned with mission performance. • Participate in subsystem architecture trades to balance performance, cost, schedule, and risk. • Review and approve technical approaches to ensure designs meet requirements and integrate cleanly at the system level. • Provide technical oversight and direction to subcontractors and suppliers delivering hardware, software, and system elements. • Review subcontractor designs, analyses, test plans, and test results for compliance with requirements and interfaces. • Review and approve subcontractor technical artifacts, including requirements, designs, test plans, and deliverables. • Serve as a technical interface between subcontractors, internal engineering teams, and government stakeholders. • Actively participate in technical reviews, ensuring technical rigor and risk mitigation with subcontractors and customers. • Mentor and develop junior and mid-level engineers, fostering strong systems engineering practices and technical growth. • Promote consistency in systems engineering processes, tools, and best practices across programs. • Foster a culture of continuous learning, technical curiosity, and accountability. • Support proposal and capture efforts by contributing technical approaches, requirements understanding, and engineering cost estimates. • Write technical content including white papers, technical sections of proposals, status reports, and internal documentation. • Deliver effective internal and external technical briefings. • Engage with customers and partners to understand technical needs and communicate SIE’s engineering capabilities.