Space Simulation Test Engineer

Overview As an Environmental Test Engineer at Apex, you will design, execute, and manage test campaigns to validate space-grade components and systems. You’ll lead environmental test protocols across vibration, thermal, EMI/EMC, and pressure testing, ensuring reliability for spacecraft platforms. You will work with cross-functional teams to diagnose issues, optimize test methods, and translate results into actionable improvements. This role offers the chance to impact ambitious space propulsion and payload programs at a fast-growing, mission-driven company. Compensation / Benefits100% company-paid medical, dental, and vision for employee and dependentsequity in Apexpto from 15 to 20+ days401(k) with employer matching8 weeks paid parental leavechildcare reimbursement up to $350/day ResponsibilitiesDevelop and manage test plans and procedures for environmental testing (vibration, shock, thermal cycling/TVAC, EMI/EMC, pneumatic pressure)Set up and maintain environmental testing equipment (e.g., vibration shakers, thermal chambers)Conduct production and qualification level environmental tests with functional checksAnalyze test data, generate comprehensive reports, and interpret resultsDiagnose and troubleshoot issues across spacecraft and test equipment systemsCollaborate with production, design, and quality assurance to resolve problemsImprove testing processes for accuracy and efficiencyProvide technical support and guidance to engineers and techniciansStay current with industry trends and best practices in environmental testing Key requirementsU.S. Persons status due to export-controlled dataBachelor’s degree in Aerospace Engineering, Mechanical Engineering, Electrical Engineering, or related field3+ years of aerospace environmental testing experienceStrong knowledge of MIL-STD-461, GSFC-STD-7000, SMC-S-016, MIL-STD-810Experience operating and maintaining environmental testing equipmentExperience with instrumentation used in environmental testing (thermocouples, accelerometers, DAQ)Excellent analytical and attention-to-detail abilitiesStrong written and verbal communication skillsAbility to work collaboratively in a multidisciplinary team environmentcollaborative mindsetstrong communicationattention to detailenvironmental testing standards (MIL-STD-461, MIL-STD-810, etc.)operating and maintaining vibration shakers and thermal chambersinstrumentation (thermocouples, accelerometers, DAQ)