Summer 2027 - Mechanical Engineering Internship

CesiumAstroCesiumAstroWestminster, Colorado, United States
Join the waitlist to applySave this job

Invite-only right now: save jobs, track applications, build tailored resumes

Already have an account? Log in

Posted

9/16/2026

Employment

Intern

Range

Check website

Work style

On-site

AI documents

Powered by AI

Jigup writes these against this posting once you are in, using the profile you build once.

Career path

See where this role leads

Jigup maps the next three moves from a job like this one, with the titles and the skills each step asks for.

Join the waitlist

AI summary

Core responsibilities

Interns will design and build space structures and thermal systems for satellite communication platforms. They will collaborate with engineers on product development, testing, and manufacturing while presenting their work to leadership.

Requirements overview

Candidates must be currently enrolled in a BS, MS, or Ph.D. program in Mechanical or Aerospace Engineering with a GPA of 3.5 or higher. Applicants are required to have upper-level coursework in structures and heat transfer, along with experience in FEA tools.

Key skills

Mechanical EngineeringAerospace EngineeringSolidWorks SimulationANSYSFEAThermal SystemsStructural DesignComposite StructuresCommunication SystemsElectronics AssembliesEMI/EMC MitigationCNC ManufacturingTechnical WritingProduct DevelopmentHeat Transfer

Resume keywordsJigup Pro

This job lists resume keywords

The terms this posting uses, pulled out so you can mirror them in your resume. Jigup Pro members see the list on the job board.

Join the waitlist

Education requirements

bachelor degreepostgraduate degree

About CesiumAstro

Industry

Defense and Space Manufacturing

Employees

547

Type

Privately Held

Size

501-1,000 employees

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.

View company page

Job categories

EngineeringManufacturingTechnologyScience & Research

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. The CesiumAstro mechanical team is looking for Summer 2027 interns to design and build space structures and thermal systems for satellite communication systems. Mechanical systems interns will work closely with CesiumAstro engineers on product development, design, test, and manufacturing of structures and thermal systems for space communication systems. Areas of focus will include design of conduction-cooled packaging, deployable structures and mechanisms, and lightweight composite space structures. Assignments will be determined by a mix of project availability and the interests of the successful candidates. CesiumAstro interns regularly present their work to peers, mentors, and CesiumAstro executive leadership throughout the course of the summer. As such, excellent written and verbal communication skills are required. To apply, please include a cover letter describing your interest in mechanical systems and either space systems or communication systems. \n JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS Current enrollment in a Bachelor of Science (BS), Master of Science (MS), or Ph.D. program in Mechanical Engineering or Aerospace Engineering from an accredited university. GPA of 3.5 or higher. Upper-level undergraduate coursework in structures and heat transfer. Experience with mechanical FEA tools, such as SolidWorks Simulation or ANSYS. Excellent written and verbal communication skills. PREFERRED EXPERIENCE Familiarity with electronics assemblies. Experience with EMI/EMC mitigation techniques. Experience with CNC manufacturing. Aerospace or automotive electronics design, development, and qualification. \n 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.

Requirements

  • Mechanical Engineering
  • Aerospace Engineering
  • SolidWorks Simulation
  • ANSYS
  • FEA
  • Thermal Systems
  • Structural Design
  • Composite Structures
  • Communication Systems
  • Electronics Assemblies
  • EMI/EMC Mitigation
  • CNC Manufacturing
  • Technical Writing
  • Product Development
  • Heat Transfer

More entry level jobs in Westminster, CO

All jobs in Westminster, CO

More jobs at CesiumAstro

Ready to apply?

Jigup is invite-only right now. Join the waitlist to save jobs, track applications, and build tailored resumes.

Join the waitlist