Senior Power Systems Engineer – Millennium Space

Requirements

• Bachelors degree in electrical, computer, or related engineering discipline
• Minimum of 5 years of experience in designing, developing, analyzing, implementing, testing, and/or operating spacecraft power systems
• Proficiency in modeling and simulating power system loads against input power
• Familiarity with solar arrays and Li-ion batteries, including their design, construction, and testing
• Understanding of power control and distribution electronics and architectures
• Experience collaborating with engineers across various disciplines on complex system designs and tests
• Ability to write and review technical documentation including test procedures, design diagrams, and requirement specifications
• Hands‑on experience testing electronics with tools like DMMs, oscilloscopes, PSUs, E‑Loads, and custom test racks
• Knowledge of power circuit design fundamentals
• Strong communication and presentation abilities
• Eligibility to obtain and maintain a TS/SCI Security Clearance

Responsibilities:

• Conduct spacecraft Electrical Power Subsystem design and analysis at the spacecraft level, ensuring integration with other subsystems – Create system, subsystem, and component-level requirements that stem from higher-level requirements – Develop spacecraft-level power models to forecast power loading and performance margins, aiding system design – Assist in the design of batteries, solar arrays, and electronic components – Present design and analysis findings to program managers, clients, and sponsors – Facilitate system-level functional and environmental testing – Provide on‑orbit support during mission operations and address any anomalies – Contribute to proposal and business development initiatives – Collaborate with consultants as needed – Oversee cost management and scheduling for satellite EPS tasks – Mentor junior engineers in their professional development

Company:

At Millennium Space Systems, a subsidiary of Boeing, we strive for innovation and collaboration to better the world. We deliver affordable, high-performance space systems to discerning customers. Here, you will join a cohesive team tackling exciting technological challenges in an open environment that encourages idea-sharing across all disciplines. We value excellence and offer ample opportunities for career advancement. Our workplace promotes a welcoming, respectful, and inclusive atmosphere, ensuring every teammate can grow professionally.

This role is based onsite, and we invite U.S. citizens eligible for a security clearance to explore this opportunity.