Lead Solar Array Engineer (Loudoun County)

Lead Solar Array EngineerLoudoun County, VA / DMV AreaOur client an exciting Space company are looking for a Spacecraft Solar Array Engineer to lead the design, development, qualification, and in-orbit performance optimization of spacecraft solar array and power generation systems from concept through end-of-life.The role blends spacecraft power subsystem engineering, structural and thermal design awareness, and hands-on test and integration work to deliver reliable, lightweight, and highly efficient photovoltaic power solutions for orbital and deep-space missions.The ideal candidate has experience with space-rated photovoltaic technologies, deployable solar array mechanisms, and spacecraft power architectures, and can own the solar array subsystem from requirements definition through flight support.What you'll be doing:Lead the design and architecture of spacecraft solar array systems, including cell selection, panel configuration, and array sizingDevelop power budgets and perform orbital energy balance and end-of-life performance analysisDefine detailed specifications, ICDs, and technical documentation for solar array assemblies and subsystemsPerform electrical, thermal, and structural analysis to ensure performance across launch and on-orbit conditionsSupport the design of deployment and articulation mechanisms alongside structures and mechanisms teamsPlan and execute qualification and environmental testing, including vibration, thermal vacuum, and life testingWork closely with manufacturing and supply chain to ensure quality, traceability, and scalability of flight hardwareWhat we're looking for:5+ years of experience in spacecraft power systems, solar arrays, or space-based photovoltaic hardwareStrong understanding of solar array design, including string configuration, voltage regulation, and performance modellingExperience with CAD and engineering analysis tools across electrical or electromechanical systemsHands-on experience with prototyping, assembly, and test of hardwareFamiliarity with environmental testing for space hardware such as vibration, thermal, and radiationPractical experience with soldering and solar cell interconnection techniquesNice to have:Experience designing or qualifying flight solar arrays or deployable systemsKnowledge of space standards such as NASA, ECSS, or MILExperience with flexible or lightweight solar array technologiesUnderstanding of radiation effects and long-term degradation of solar cells