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Senior Mechanical Engineer- Spacecraft Design

Astranis· Engineering
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San Francisco, CA$140k - $190kFull-timePosted 1w ago

About the role

Senior Mechanical Engineer responsible for end-to-end mechanical design and analysis of spaceflight structures and mechanisms, ownership of hardware outcomes, and mentoring junior engineers within Astranis’ spacecraft programs.

Responsibilities

  • Perform mechanical design and analysis of spaceflight structures and/or mechanisms
  • Complete ownership of product outcomes for spaceflight hardware
  • Develop requirements for launch and on-orbit environments, including loads, interfaces, and functional requirements
  • Manage system level schedule and integration requirements for subsystems with AIT team
  • Develop and define design best practices for future programs
  • Assist in recruiting, interviewing, and hiring additional teammates to the rapidly-growing team

Qualifications

  • B.S. or M.S in mechanical, aerospace engineering or equivalent
  • 5+ years of mechanical design or equivalent experience
  • Experience designing aerospace structures or mechanisms
  • Designed flight hardware for a prior satellite program
  • Strong CAD design background (SolidWorks Preferred)
  • Experience with GD&T and designing for manufacturability
  • Demonstrated ability to personally design, evaluate, and procure complex mechanical assemblies with 30-40 components in aerospace or similar
  • A passion for hardware development, including working in a fast-paced environment with hands-on design and development
  • A motivated leader who has experience mentoring and supporting junior engineers

Skills

Required:mechanical designCAD (SolidWorks)GD&T

Benefits

  • equity package
  • high-quality company-subsidized healthcare, disability and life insurance
  • 401(k) retirement planning
  • flexible PTO
  • free on-site catered meals
Last updated Oct 21, 2026. Interested? Apply on the company site.
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About Astranis

Advanced satellites for high orbits.

Astranis builds advanced satellites for high orbits, expanding humanity’s reach into the solar system. Today Astranis satellites provide dedicated, secure networks to highly-sophisticated customers across the globe— large enterprises, sovereign governments, and the US military. With five satellites on orbit and many more set to launch soon, the company is servicing a backlog of more than $1 billion of commercial contracts. Astranis is the preferred satellite communications partner for buyers with stringent requirements for uptime, data security, network visibility, and customization. Astranis has raised over $750 million from some of the world’s best investors, from Andreessen Horowitz to Blackrock, and Fidelity, and employs a team of 450 engineers and entrepreneurs. Astranis designs, builds, and operates its satellites out of its 153,000 sq. ft. headquarters in Northern California, USA.

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