Power Systems Engineer

Posted 6/27/2026 · last confirmed live 8/26/2026

OUR COMPANY As an early mover in the in-space transportation and infrastructure services, Momentus is at the forefront of the commercialization of space. With an experienced team of aerospace, propulsion, and robotics engineers, Momentus has developed a cost-effective and energy-efficient in-space transport system.  OUR PEOPLE Daring problems require daring solutions.  We boldly charge into uncharted territory knowing that no matter the outcome we will benefit from the journey and move closer to our goals no matter what. Our teams know that working at Momentus means more than building innovative technology, it means creating entirely new markets in the space economy. We are level-headed, business-minded strategic thinkers intent on providing immediate value to our customers today while simultaneously preparing for the vast possibilities of the future. If this sounds like you, we should talk. JOB SUMMARY We are seeking a Power Systems Engineer to  develop, implement, and maintain advanced power systems.   The ideal candidate should be accustomed to working in a fast-paced environment and enjoys working on  ensuring the reliability, efficiency, and sustainability of the power supply, addressing both the technical and economic aspects of power system design and operation. Energy systems are critical for powering spacecraft and supporting long-duration missions.   Key Responsibilities:   Design, analyze, and support power systems, including power distribution, power conditioning, and battery interfaces   Perform power budgeting, load analysis, and efficiency trade studies across mission phases   Ability to analyze and design systems in a collaborative multidiscipline environment   High level of proficiency in circuit analysis, test, and troubleshooting   Write clear and concise reports that document your work   Provide power system expertise during system integration and performance testing    Required Skills and Experience   Proficient in all phases of engineering development (requirements, design, test, and production)   Experience using industry-specific tools to analyze and test electronic systems   Ability to write technical documents and procedures   Experience with spacecraft or aerospace power systems, including battery management systems (BMS)   Familiarity with power integrity analysis, grounding strategies, and high-current PCB layout techniques   Ability to work independently   Excellent technical communications skills   Excellent written and verbal communication skills   Desired Skills and Experience:   Previous experience working on DoD and other USG development and deployment programs   Ability to hold and maintain a USG Security Clearance   Education & Work Experience:   Master's in Electrical Engineering, Physics, or equivalent with 5+ years   Bachelor's degree with 10+ years   Compensation: Annual Base Salary Range: $140,000 - $195,000/per year Base pay is one part of our total compensation package (base+bonus+equity) and is determined within a range. Your actual base salary will be determined on job-related knowledge and skills, education, and experience.  Our benefit plans include medical, dental, and vision insurance, 401k retirement plan, short and long term disability and life insurance. We also offer flexible PTO, along with 11 paid holidays, sick time and paid parental leave. This is a full-time position in San Jose, California. This position requires access to export-controlled commodities, technical data, technology, software, and services. U.S. citizenship, U.S. legal permanent resident status, or protected person status under 8 U.S.C. Â§ 1324b(a)(3) is required.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. To all recruitment agencies: Momentus does not accept agency resumes. Please do not forward resumes to our employees or any company email. Momentus will not be responsible for any fees related to unsolicited resumes.    

This role is published by Momentus Space LLC on greenhouse. SwiftFit is not the employer and does not accept applications.