Cesiumastro
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USD 142000–189500/yr

Principal Communication Systems Engineer I

United StatesWestminsterFull-timelead
OtherSystems EngineerCommunication Systems EngineerInfrastructure & Cloud
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Quick Summary

Overview

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,

Technical Tools
OtherSystems EngineerCommunication Systems EngineerInfrastructure & Cloud
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 Systems Engineer I to our team. If you enjoy working in a startup environment and are passionate about developing leading-edge phased arrays for satellites, spacecraft, and aerospace systems, we would like to hear from you.
 
The ideal candidate will have a strong background in system engineering, experience in space technology, and the ability to be the technical point of contact for our communication programs. In this position, you will help develop space architecture concepts, sub-system design, payload design, requirements development, analysis and decomposition, high-level software and hardware system architecture design, concept of operations (CONOPS) development, and risk assessment. You will coordinate activities across multidiscipline engineering teams, raise issues at the program level, and  help drive complex programs to success.
  • Evaluate customer and operational needs to define requirements, integrate technical parameters, and assure compatibility of all physical, functional, and program interfaces.
  • Collaborate with the program management team to support project scheduling and coordination.
  • Partner with program management to be the primary outward-facing team with external customers for technical baseline discussions.
  • Act as the liaison between program management, engineering, and manufacturing ensuring effective and organized communications.
  • Participate in the development of system engineering processes for requirements management, flow down, and traceability.
  • Perform risk analysis and develop mitigation strategies.
  • Identify and resolve issues that may impede the progress of engineering teams.
  • Foster a culture of efficiency and continuous improvement within our programs.
  • Bachelor’s degree in electrical engineering or a related field.
  • A minimum of 9 years of experience with emphasis on space-based communication payloads.
  • Practical experience with antenna and RF systems.
  • Experience working with product/component developers and vendors who provide critical functionality to the overall system.
  • Excellent written and verbal technical communication skills.
  • Proficiency with a requirements management tool such as DOORS or Jama.
  • Ability to define work direction, track milestones, and demonstrate progress on large open-ended projects.
  • Sense of urgency, with the ability to work well under pressure.
  • Excellent problem-solving skills and analytical abilities, with the capability to identify, assess, and resolve complex technical challenges and design issues.
  • The ability to work well with multifunctional teams.
  • Location & Eligibility

    Where is the job
    Westminster, United States
    On-site at the office
    Who can apply
    US
    Listed under
    United States

    Listing Details

    Posted
    October 28, 2025
    First seen
    March 26, 2026
    Last seen
    April 27, 2026

    Posting Health

    Days active
    31
    Repost count
    1
    Trust Level
    41%
    Scored at
    April 27, 2026

    Signal breakdown

    freshnesssource trustcontent trustemployer trust
    Cesiumastro
    Employees
    350
    Founded
    2017
    View company profile
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    CesiumastroPrincipal Communication Systems Engineer IUSD 142000–189500