Senior TCA Mechanical Design Engineer — Space Engine & AM

Cowboy Space Corp.; Kent (WA); On-site; USD 185,000 - 210,000; Full time

Benefits offered by this job

Equity in Cowboy Space Corp.

Medical, dental, and vision insurance

Job summary

Cowboy Space Corp. in Seattle, WA is seeking a Senior TCA Mechanical Design Engineer to lead end-to-end hardware development for rocket injector, combustion chamber, and nozzle projects.

The role requires strong hands-on manufacturing insight and a track record in rapid design/build/test cycles. The ideal candidate has deep DFMA, advanced manufacturing skills, and proficiency with additive manufacturing, CNC machining, and welding.

Qualifications

• Bachelor's degree in Mechanical, Manufacturing, or Aerospace Engineering is required.
• Hands-on experience with CNC machining, welding/brazing, or additive manufacturing is required.
• Technical proficiency in thermodynamics, fluid dynamics, and structural mechanics is required.

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.

Skills

Mechanical design

DFM/DFA

CNC machining

Welding/Brazing

Additive manufacturing

Thermodynamics

Fluid dynamics

Structural mechanics

Education

Bachelor's in Mechanical/Aerospace

Advanced degree

Tools

Ansys Mechanical

Fluent

Thermal Desktop

Job description

Cowboy Space Corp. in Seattle, WA is seeking a Senior TCA Mechanical Design Engineer to lead end-to-end hardware development for rocket injector, combustion chamber, and nozzle projects.

The role requires strong hands-on manufacturing insight and a track record in rapid design/build/test cycles. The ideal candidate has deep DFMA, advanced manufacturing skills, and proficiency with additive manufacturing, CNC machining, and welding.