RefolkCandidates
Open nowEngineeringEngineering

Summer 2027 - Systems Engineering Internship

CesiumAstro · El Segundo, CA

Location
El Segundo, CA
Employment
Internship
Level
Internship
Posted
4 days ago

About this role

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.
As a Systems Engineering Intern, you will work alongside experienced engineers to contribute to the success of our projects. You will support the design and verification of real-world space systems, collaborating closely with electrical, mechanical, software, RF, and test teams. Tasks may include requirements development, interface definition, system-level analysis, trade studies, integration planning, and test execution. Specific assignments will be matched based on your interests and active program needs. If you're passionate about multidisciplinary engineering and space systems - and want to be involved in defining how complex hardware and software come together into a unified system - this role is for you.

JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS

  • Current enrollment in a Bachelor of Science (BS), Master of Science (MS), or PhD program in Engineering (Aerospace, Electrical, Mechanical, Software), Physics, or a related technical discipline from an accredited university.
  • Targeting rising juniors or seniors with a GPA of 3.5 or higher.
  • Practical experience working with space systems through coursework, internships, clubs, or research.
  • Excellent written and verbal technical communication skills.
  • Strong sense of urgency and the ability to work effectively under pressure in a fast-paced environment.
  • Team player who works well with cross-functional groups and adapts quickly to changing priorities.

PREFERRED EXPERIENCE

  • Experience with systems engineering tools and methodologies, such as requirements flow-down, interface control, system budgets, or validation planning.
  • Familiarity with model-based systems engineering (MBSE) tools (e.g., Cameo, SysML) is a plus.
  • Participation in student design teams, such as CubeSat, rocketry, or aerospace competitions.
  • Exposure to hardware/software integration or system-level testing.
  • Aerospace or defense industry experience is a bonus.

All CesiumAstro internships are compensated competitively and located onsite at one of our facilities. 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.

As published by CesiumAstro. Applications are handled on their site.

Skills this posting mentions

Department of StateTechnical CommunicationSpace Systems

About CesiumAstro

CesiumAstro builds and delivers space communications systems - at scale. We design, engineer, and manufacture software-defined radios, phased array payloads, and fully integrated satellites that enable real-time, multi-beam, multi-user connectivity across space-based and airborne networks. Our systems are built for mission-critical applications and designed to adapt on orbit. As a vertically integrated manufacturer, CesiumAstro brings RF, digital processing, and satellite integration together under one roof, enabling rapid production, consistent performance, and repeatable delivery. Headquartered in Austin, Texas, with operations in Colorado, California, the United Kingdom, Germany, and Japan, CesiumAstro is building the communications infrastructure modern missions depend on. We’re hiring. Explore open roles at CesiumAstro.com/careers.

All 315 openings at CesiumAstro

One click, then it is written

Apply to CesiumAstro with a resume written for this role.

Queue Summer 2027 - Systems Engineering Internship and I read the posting, rewrite your resume against it, draft the cover letter, and score the fit. Then you press send, or press one button and I fill in CesiumAstro’s form for you.

  1. 01Drop your resume

    A PDF or a LinkedIn URL. About a minute, once.

  2. 02I rank the openings

    Every weekday morning, the live catalog scored against your history. Up to 20 worth your time, not two hundred links.

  3. 03Each one is written up

    Resume rewritten for the posting, a cover letter, a fit score. Press send, or let me fill in the form.

  • 25 sent a week, free
  • No card
  • Nothing sent until you say so

More roles at CesiumAstro

See all

Similar roles elsewhere

See more

Put this to work

Paste your career in once. Every application after that is written for you.

Drop a resume or a LinkedIn URL. I rank the live openings against it, rewrite the resume and write a cover letter for the best of them, and fill in the employer's form when you press the button. You read, you decide what goes out.

  1. 01Drop your resume

    A PDF or a LinkedIn URL. About a minute, once.

  2. 02I rank the openings

    Every weekday morning, the live catalog scored against your history. Up to 20 worth your time, not two hundred links.

  3. 03Each one is written up

    Resume rewritten for the posting, a cover letter, a fit score. Press send, or let me fill in the form.

  • New matches ranked and written before you are up.
  • Every bullet stays inside what your history supports. Nothing invented.
  • Queued, submitted, interviewing, offer: one screen, not a spreadsheet.

500 free credits on sign-up. No card. Nothing is sent until you say so.

Listed from the job board CesiumAstro publishes. Refolk is not the employer and does not handle their hiring. Applications go to CesiumAstro directly.