{"id":3976735,"url":"https://alion.io/job/cesiumastro-summer-2027-mechanical-engineering-internship-4","title":"Summer 2027 - Mechanical Engineering Internship","company":{"id":5315,"name":"CesiumAstro","domain":"cesiumastro.com","url":"https://alion.io/company/cesiumastro","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":{"grade":"A","score":85,"open_postings":39,"ghost_share":0,"stale_share":0.59,"repost_share":0.026,"time_to_fill_p50_days":47,"computed_at":"2026-11-12T10:38:37Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"intern","employment_type":"internship","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Melbourne, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"ANSYS","optional":false},{"name":"SolidWorks","optional":false}],"status":"live","first_seen_at":"2026-11-09T14:24:11Z","employer_posted_date":"2026-11-09","last_verified_at":"2026-11-12T22:22:12Z","board_verified":true,"closed_at":null,"days_open":3,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":3},"description":"The CesiumAstro mechanical team is looking for Summer 2027 interns to design and build space structures and thermal systems for satellite communication systems.\nMechanical 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.\nCesiumAstro 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.\nTo apply, please include a cover letter describing your interest in mechanical systems and either space systems or communication systems.\nJOB REQUIREMENTS AND MINIMUM QUALIFICATIONS\nCurrent 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.\nGPA of 3.5 or higher.\nUpper-level undergraduate coursework in structures and heat transfer.\nExperience with mechanical FEA tools, such as SolidWorks Simulation or ANSYS.\nExcellent written and verbal communication skills.\nPREFERRED EXPERIENCE\nFamiliarity with electronics assemblies.\nExperience with EMI/EMC mitigation techniques.\nExperience with CNC manufacturing.\nAerospace or automotive electronics design, development, and 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