Principal Electric Propulsion Engineer I

Austin, TX
Engineering – Spacecraft /
Full-time /
Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State.

At CesiumAstro, we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate, collaborative, energetic, and forward-thinking individuals to join our team.

We are looking to add a Principal Electric Propulsion Engineer I to our team. If you enjoy working in a startup environment and are passionate about developing leading-edge hardware and software for satellites, spacecraft, and aerospace systems, we would like to hear from you.


    • Design the power and electrical components of a brand-new hall effect thruster including the Power Processing Unit, anode, and cathode.
    • Analyze hall effect thruster performance and efficiency.
    • Plan and conduct component and system level electrical testing.
    • Deliver components and thruster in a rapid, risk-tolerant, and iterative manner.
    • Work on a full Hall Effect Thruster team and communication design decisions and issues effectively.
    • Responsibility includes full chain of electrical engineering tasks including PCB schematic and board layout, component selection, analysis, design for manufacturing, design for test, etc.
    • Principal engineers also serve as technical and professional mentors in their field.


    • Bachelor of Science (BS), or Master’s (MS) degree in Electrical Engineering, Aerospace Engineering, or Physics
    • A minimum of 9 years of experience with a bachelor's degree, 7 years of experience with a master’s degree, or 5 years of experience with a Ph.D. in spacecraft electrical propulsion system design, analysis, manufacturing, test, and troubleshooting.
    • Experience building electronics for a hall effect thruster or other related technology such as gridded ion thrusters.
    • Familiarity with all aspects of the satellite system design life cycle, including spacecraft level environmental testing, launch, and operations.
    • Familiarity with the system level trades in a satellite propulsion system.
    • Desire to design products which change the satellite cost paradigm.
    • Ability to work within and lead within a multidisciplinary team environment is required.


    • Hands on experience bringing multiple propulsion systems from concept to flight or concept to test.
    • Experience with multiple thrusters that guides your vision for the next generation.
    • Full space mission lifecycle experience.
CesiumAstro considers several factors when extending an offer, including but not limited to, the role and associated responsibilities, a candidate’s work experience, education/training, and key skills. Full-time employment offers include company stock options and a generous benefits package featuring health, dental, vision, HSA, FSA, life and retirement plans. 
CesiumAstro, Inc. is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex including sexual orientation and gender identity, national origin, disability, protected Veteran Status, or any other characteristic protected by applicable federal, state, or local law.