Systems Engineer SME

Overview Job Summary Galapagos Federal Systems LLC is seeking a highly experienced Senior Systems Engineer, Subject Matter Expert (SME) – Level 4 to provide senior-level technical leadership and systems engineering support to the BMC3I mission. The Senior Systems Engineer SME will serve as a trusted technical advisor to Government leadership, supporting complex system-of-systems integration, architecture, requirements development, interface management, technical assessments, test and evaluation, and capability integration across multiple programs and stakeholders. The successful candidate will bring extensive experience supporting complex DoD systems, strong systems engineering judgment, and the ability to identify technical risks, resolve integration challenges, and provide clear recommendations to senior program and technical leadership. Key Responsibilities The Systems Engineer SME will: Serve as a senior technical advisor to Government leadership on complex systems engineering, integration, mission architecture, and compliance activities supporting BMC3I Lead and support system-of-systems engineering activities across multiple programs, platforms, interfaces, and mission partners Develop, analyze, and refine system requirements, technical baselines, interface definitions, architecture products, and engineering documentation to ensure alignment with mission and program objectives Identify and assess technical risks, integration challenges, performance gaps, compliance deficiencies, and cross-program dependencies; recommend mitigation strategies and corrective actions Support technical planning, design and architecture reviews, requirements reviews, test readiness reviews, and other engineering decision forums Evaluate system performance, technical maturity, interoperability, and mission effectiveness using engineering analysis, modeling and simulation, test data, and operational feedback Coordinate with Government program offices, engineering teams, contractors, laboratories, security personnel, system administrators, and mission partners to resolve technical and compliance issues Support interface management, including the definition and validation of system interfaces, data exchanges, external dependencies, and interoperability requirements Provide technical oversight and assessment of contractor-developed solutions, engineering products, design approaches, and technical deliverables Support test and evaluation planning, integration events, demonstrations, verification activities, and requirements validation Serve as a primary point of contact for BMC3I Elite-related audits and assessments, coordinating audit schedules, evidence requests, interviews, walkthroughs, and documentation submissions Maintain audit and compliance documentation, including control evidence, standard operating procedures (SOPs), risk records, configuration baselines, and corrective action plans Track audit findings,…