Summer 2026 - Mechanical Engineering Internship

Summer 2026 Intern Position

CesiumAstro is looking for interns to design and build space structures and thermal systems for satellite communication systems. Mechanical systems interns will work closely with Cesium 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. Cesium interns regularly present their work to peers, mentors, and Cesium 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.

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.

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.