Power System Design Senior Engineer

Senior Power Systems EngineerHybrid Electric Vehicle Integration & ModelingSterling Heights, MI$72.45 - $84.05/HourU.S. Citizenship is required by Federal LawWe are seeking a Senior Power Systems Engineer to support the design, development, modeling, integration, and validation of advanced hybrid electric power systems for next-generation military and automotive vehicle platforms. This role focuses on power architecture development, electrical power generation and distribution, energy storage systems, MATLAB/Simulink and Ansys modeling, system integration, and vehicle-level testing while supporting advanced electrification technologies and defense vehicle programs.Responsibilities:Lead the design, development, integration, and validation of advanced vehicle power systems and hybrid electric architectures.Define power subsystem architectures and support critical power system design decisions for current and future vehicle platforms.Conduct technology assessments, trade studies, and feasibility analyses for emerging electrification technologies.Collaborate with internal engineering teams, suppliers, and external partners to integrate power-related systems and subsystems into vehicle platforms.Develop and maintain CAE models of complex hybrid electric systems, including:High-voltage batteriesIntegrated Starter Generators (ISG)Electric motorsDC/DC convertersPower distribution and power management devicesIntegrate component models into complete power subsystem simulations to evaluate system performance under varying operating conditions, including:Drive cyclesEnvironmental conditionsRoad loadsSystem tolerancesElectrical and mechanical loading profilesPerform component and system sizing analyses to ensure compliance with customer and vehicle performance requirements.Translate system and feature requirements into validation plans, test procedures, and operational use cases.Support subsystem and vehicle-level integration, troubleshooting, and testing activities in laboratory and vehicle environments.Develop, review, and approve technical documentation, including:System/Subsystem Design Descriptions (SSDD)Software Requirements Specifications (SRS)CAN Interface Control Documents (ICD)Engineering development artifactsProvide technical leadership, mentorship, and guidance to engineering team members while supporting technology roadmaps and future capability development.Participate in internal reviews, customer demonstrations, and technical presentations.Work closely with cross-functional engineering teams to define interfaces, operational concepts, drive cycle profiles, performance requirements, and system integration strategies.Participate in peer reviews and support defect identification, root cause analysis, corrective actions, and issue resolution.Research and evaluate emerging technologies related to:Hybrid electric vehicle systemsHigh-voltage battery technologiesElectric propulsion systemsPower electronicsVehicle electrification architecturesQualifications:U.S. Citizenship is required by Federal LawBachelor's or Master's degree in Electrical Engineering, Electrical Power Systems, or a related technical discipline.10+ years of experience in electrical power systems, vehicle electrification, or related engineering roles.Experience designing, developing, integrating, testing, and troubleshooting vehicle electrical power systems, including:Power generationPower distributionPower managementEnergy storage systemsStrong knowledge of military or automotive vehicle electrical architectures and associated hardware components.Experience with hybrid electric vehicle architectures and multi-voltage system integration.Strong background in electrical system modeling, simulation, and analysis.Proficiency with MATLAB/Simulink, Ansys, and model-based development environments.Experience supporting system integration, troubleshooting, and validation activities in laboratory and vehicle environments.Ability to manage multiple concurrent development programs while meeting schedule, budget, and technical objectives.Ability to support occasional evening and weekend work as required.Preferred Qualifications:Experience with Hardware-in-the-Loop (HIL) and Software-in-the-Loop (SIL) testing.Experience using Vector tools including CANalyzer, CANoe, and CAPL.Knowledge of J1939 CAN Bus communications.Experience designing, developing, and integrating military ground vehicle systems.Familiarity with defense industry engineering processes, documentation standards, and product development lifecycles.Experience with Git version control, Jira issue tracking, and Confluence collaboration tools.Experience working in Agile development environments.Familiarity with Siemens Teamcenter and VisMockup.Moseley Technical Services, Inc. is an AA/EEO/Veterans/Disabled Employer.