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Posted August 20, 2026

Electrical Engineer II

CesiumAstro
El Segundo, CA, US Full Time
100000USD - 121000USD per year

Job Description

Job Description
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 seeking an Electrical Engineer II to assist with flight engine electronics, instrumentation, harnessing, and control hardware. In this role, you will design, build, test, and troubleshoot engine control electronics, circuit boards, avionics integration, sensors, and instrumentation systems from development through flight-ready hardware.

JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS
  • Act as the Responsible Engineer for the flight engine electronics and instrumentation.
  • Design, build, and test circuit boards and write software for engine controller, throttles electric drives, and TVC.
  • Procure, calibrate, install, and troubleshoot engine instrumentation.
  • Responsible for wiring harnesses and mounting avionics on engine.
  • Create electronics schematics and models/drawings of parts and assemblies and document processes.
  • Develop and execute test programs, analyze experimental data, and apply findings to optimize designs.
  • Collaborate across mechanical, aerospace, and controls engineering teams to deliver flight-ready hardware.
PREFERRED EXPERIENCE
  • Bachelor’s degree in Electrical Engineering, Aerospace Engineering, or a related field.
  • 2+ years of experience with electronics design, development, fabrication, assembly, or test.
  • Strong analytical and problem-solving skills with high attention to detail.
  • Willing to make mistakes, take responsibilities, work independently and be transparent about your work
  • Excellent written and verbal communication skills.
PREFERRED EXPERIENCE
  • Prior experience designing the flight engine electronics or other rocket systems.
  • Coding (MATLAB, C++, javascript, C, Arduino).
  • Hands-on engineering (Full-stack: computer to wrench to broom).
  • Experience designing electronics and circuit boards.
  • CAD (NX preferred).
  • Familiarity with aerospace safety and reliability practices.
  • Experience in a start-up or rapid development environment.
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 including health, dental, vision, HSA, FSA, life, disability and retirement plans.
CesiumAstro is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected Veteran Status, or any other characteristic protected by applicable federal, state, or local law.

Please note: CesiumAstro does not accept unsolicited resumes from contract agencies or search firms. Any unsolicited resumes submitted to our website or to CesiumAstro team members will be considered property of CesiumAstro, and we will not be obligated to pay any referral fees.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

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