AstroForge · 13 hours ago
Power Electronics Engineer
Seal Beach, CA
Full-time
Onsite
Mid, Senior Level
$100K/yr - $120K/yr
3+ years expAstroForge is a company focused on making space resources accessible on Earth through asteroid mining. The Power Electronics Engineer will be responsible for designing and delivering spacecraft power electronics, collaborating with various engineering disciplines to ensure the power systems meet mission-level goals.
MiningMining TechnologySpace Travel
No H1B
U.S. Citizen Only
Responsibilities
Own power subsystems end-to-end—from requirements definition and architecture through design, manufacturing, integration, and in-flight operations
Design DC/DC converters, power distribution units (PDUs), battery management systems (BMS), and solar array interfaces for high-reliability space applications
Model and simulate power system performance under nominal and fault conditions using tools such as LTspice, PLECS, or MATLAB/Simulink
Conduct PCB-level design and layout for power electronics with thermal, radiation, and EMI/EMC constraints in mind
Drive root-cause analysis and troubleshooting of power-related issues in spacecraft and ground systems
Develop test plans and automate validation for high-voltage and high-current systems
Work with systems, mechanical, software, and GNC teams to ensure power architecture supports mission-level goals and spacecraft performance
Contribute to avionics team best practices, including documentation, design reviews, and hardware bring-up processes
Qualification
Required
Bachelor's degree in Electrical Engineering or a related field
Experience designing and testing power electronics (DC/DC, power conversion, energy storage, etc.)
Familiarity with power systems modeling and simulation tools
Proficiency with test equipment such as oscilloscopes, electronic loads, power analyzers, and logic analyzers
Experience with electrical CAD tools (Altium, KiCad, OrCAD, etc.)
Strong organizational and time-management skills in a fast-paced environment
Willingness to work extended hours when required to support critical milestones
Ability to work onsite in Seal Beach, CA
Preferred
3+ years of experience in power electronics for aerospace, automotive, or other high-reliability systems
Experience with space-rated power architectures and understanding of spacecraft energy budgets
Familiarity with battery chemistries (Li-ion, LiFePO4, etc.) and charging algorithms
Knowledge of fault protection, redundancy, and reliability in power systems
Hands-on experience bringing up and debugging high-power boards and systems
Understanding of EMI/EMC compliance and mitigation strategies
Comfort writing test scripts and automating lab workflows (Python preferred)
Experience with wire harness design and integration for power-heavy systems
Benefits
100% paid medical, dental, and life insurance coverage
Vision and FSA benefits available
3 weeks of PTO + 1 week of sick time
10 paid holidays
Retirement savings plan - 401(k), with company match
Equity on the ground floor of a startup
Company
AstroForge
AstroForge is an asteroid mining company that extracts gold and other minerals from asteroid.
11-50 employees
Funding
Current Stage
Early StageTotal Funding
$55.75MKey Investors
Nova ThresholdInitialized CapitalUndeterred Capital
2025-10-24Series Unknown· $0.22M
2024-12-23Series Unknown· $0.05M
2024-08-20Series A· $42.49M
Leadership Team
Matthew Gialich
Co-Founder and Chief Executive Officer at AstroForge
Recent News
2025-11-14
Company data provided by crunchbase