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Senior TCA Mechanical Design Engineer

Cowboy Space Corporation· Launch & Propulsion Engineering
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Kent, Washington$185k - $210kFull-timePosted 3mo ago

About the role

Senior TCA Mechanical Design Engineer focused on manufacturing processes, tooling design, and specialized fabrication methodologies to support rocket engine injector, combustion chamber, and nozzle development. Combines advanced mechanical design with hands-on manufacturing expertise to drive rapid design/build/test cycles. Onsite in the Seattle, WA area.

Responsibilities

  • Own end-to-end TCA hardware lifecycle from requirements through manufacturing to flight qualification
  • Lead mechanical design optimized for manufacturability, applying physics-based analysis
  • Implement advanced manufacturing techniques: additive manufacturing, precision CNC machining, EDM, and specialized joining (e.g. laser welding, vacuum brazing, diffusion bonding)
  • Design tooling, fixtures, and work-holding solutions for rapid development and repeatable production
  • Develop and qualify manufacturing process parameters for novel materials and geometries
  • Plan and execute hotfire test campaigns, analyze results, and lead rapid redesign efforts balancing performance with manufacturing constraints

Qualifications

  • Bachelor's degree in Mechanical, Manufacturing, or Aerospace Engineering
  • Strong mechanical design proficiency with DFM/DFA emphasis
  • Hands-on experience with CNC machining, welding/brazing, or additive manufacturing
  • Technical proficiency in thermodynamics, fluid dynamics, and structural mechanics

Skills

Required:DFM/DFACNC MachiningWelding/BrazingAdditive ManufacturingThermodynamics

Benefits

  • Equity in Cowboy Space Corp.
  • Medical, dental, and vision insurance for employees and eligible dependents
  • 401(k) retirement savings plan
  • Paid time off
  • 10 paid holidays per calendar year
  • Paid parental leave
  • Relocation assistance if applicable
  • Daily lunch in the office and a fully stocked kitchen with beverages and snacks
Last updated Sep 6, 2026. Interested? Apply on the company site.

About Cowboy Space Corporation

Powering Humanity From the High Frontier

Cowboy Space Corp. is building a power grid in outer space for artificial intelligence. It is an integrated system of satellites and rockets to haul high-performance compute and optical data transmission down from Low Earth Orbit. Earth's energy grid can't run at the pace of AI. We can.

Orbital Data CentersAI compute in spacesolar-powered data centersLow Earth Orbitpower grid in space
Company profileWebsite

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