Electrical Engineer III - Advanced Programs

Who We’re Looking For Quantum Space is redefining mobility and maneuverability in space. Our high-mobility spacecraft platforms support national security, civil, and commercial missions with unmatched flexibility and propulsion capability. We build fast and iterate quickly. We are seeking a motivated and technically capable Electrical Engineer to support the design, development, integration, and testing of spacecraft electrical systems and defense-related space technologies. In this role, you will contribute to spacecraft avionics, communications, power systems, embedded electronics, and hardware integration activities while collaborating closely with multidisciplinary engineering teams. You will work hands-on with cutting-edge aerospace hardware in a fast-paced environment supporting national security and spaceflight missions. We are seeking an Electrical Engineer III to lead the development of specialized spacecraft electronics hardware supporting next-generation Ranger missions. This role is intended for an experienced hardware engineer capable of taking conceptual designs from early prototyping through flight-qualified delivery while operating across multidisciplinary spacecraft development efforts. You will work closely with systems, mechanical, thermal, propulsion, FPGA, and flight software teams to develop high-reliability electronics hardware for demanding long-duration missions. This is a hands-on technical role focused on execution, hardware ownership, and rapid iteration in support of mission-critical spacecraft systems. Where You’ll Make an Impact Lead development of specialized spacecraft electronics hardware from concept, prototype, qualification, and flight delivery Design and develop analog, digital, mixed-signal, and power electronics supporting Ranger spacecraft platforms Own schematic capture, PCB architecture, layout oversight, bring-up, troubleshooting, and hardware validation activities Develop timing-critical, multi-layer PCB designs for high-reliability spacecraft applications Collaborate closely with systems, thermal, propulsion, FPGA, software, and mechanical engineering teams to define and integrate spacecraft electronics architectures Support FPGA integration activities utilizing AMD and Microsemi devices Lead schematic reviews, design trade studies, and hardware architecture decisions across advanced spacecraft programs Develop electronics solutions supporting spacecraft communications, avionics, propulsion, and power distribution systems Apply EEE component derating methodologies and reliability best practices for spaceflight hardware in accordance with INST-002 requirements Drive design-for-manufacture (DFM) considerations throughout development to support efficient production and high-quality flight hardware delivery Manage PCB and PCBA manufacturing vendors in support of schedule-critical hardware builds Support subsystem integration, environmental testing, anomaly resolution, and flight hardware qualification campaigns Participate in major development reviews including SRR, PDR, CDR, TRR, and FRR activities Develop and maintain technical documentation including schematics, interface control documents, requirements, verification artifacts, and test procedures What It Takes B.S. in Electrical Engineering or related technical discipline 7+ years of experience developing electronics hardware for MEO/GEO spacecraft environments Strong proficiency with industry-standard ECAD tools such as Cadence or Altium Strong analog, digital, and power electronics design capability Direct experience integrating AMD and Microsemi FPGA-based systems Experience designing mixed-signal, timing-critical, multi-layer PCBs Experience leading schematic and hardware design reviews Strong understanding of design-for-manufacture (DFM) principles and hardware production workflows Experience designing for spacecraft communication interfaces including RS-422/485, LVDS, SpaceWire, Gigabit Ethernet, Discrete IO, I2C, SPI, and related protocols Experience managing PCB(A) manufacturers and external vendors supporting hardware fabrication and assembly Ability to derive component- and assembly-level requirements from subsystem or spacecraft-level requirements Strong troubleshooting, root-cause analysis, and hardware integration capability Comfortable operating in a fast-paced, iterative spacecraft development environment Nice-to-Have Experience M.S. in Electrical Engineering or related discipline Knowledge of spacecraft propulsion system architectures and propulsion electronics development Direct experience developing DC-DC converter topologies including Buck, Boost, and Buck-Boost designs Deep understanding of spacecraft load-switch design and optimization Experience designing high-power spacecraft electronics systems Experience supporting or leading spacecraft electronics qualification campaigns including TVAC, vibration, and EMI/EMC testing Knowledge of spacecraft design lifecycle activities and vehicle-level integration operations Familiarity with radiation-hardened component selection and qualification practices Experience supporting mission-critical national security or defense-related space programs What You’ll Get Ownership – Lead development of mission-critical spacecraft electronics supporting advanced Ranger missions Innovation – Develop next-generation spacecraft avionics and power electronics architectures for high-mobility space systems Impact – Deliver flight-ready electronics enabling national security, civil, and commercial missions Growth – Operate as a key technical contributor across rapidly advancing spacecraft programs and multidisciplinary engineering teams Compensation – Base Salary Range: $125,000 - $175,000 - Competitive salary, equity, and comprehensive benefits including medical, dental, vision, generous leave, FSA, 401(k) matching, and equity sharing Additional Requirements To comply with U.S. Government space technology export regulations, including ITAR, applicants must be a U.S. citizen, lawful permanent resident, protected individual per 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State. Apply now. Join us in building the advanced electronics systems powering the next generation of spacecraft mobility and mission capability.