SJ

Mechanical Design Engineer

Accepting applications

Selby Jennings · Austin, TX

Full-Time Mid_senior aiaterfsoc
Posted
2d ago
Category
Manufacturing
Experience
Mid_senior
Country
United States
What You'll Do

Design and develop mechanical components and systems for high-performance computing platforms and specialized trading infrastructure
Build detailed CAD models and production drawings for assemblies, enclosures, fixtures, and other mechanical subsystems
Conduct engineering analyses, including thermal simulations, structural evaluations, and system-level tradeoff studies
Prototype, test, and refine hardware designs through hands-on validation and integration
Translate concepts into manufacturable solutions while optimizing for performance, reliability, and serviceability
Partner with external vendors and contract manufacturers to support fabrication, assembly, and production
Develop tooling, fixtures, and test setups to enhance assembly, testing, and validation processes
Assist with prototype builds, system bring-up, and troubleshooting during deployment
Collaborate with cross-functional teams (electrical, firmware, and infrastructure) to integrate mechanical designs into complete systems
Create and maintain technical documentation, including drawings, specifications, assembly instructions, and test procedures
Provide design input to improve manufacturability, scalability, and operational performance

What You'll Get

Hands-on experience building highly specialized, high-performance hardware with direct business impact
A collaborative environment where your work is visible and valued
Varied and engaging projects-no two systems are the same
Opportunity to work alongside top talent from a diverse, global team
Competitive compensation with performance-based bonuses
401(k) with up to 50% employer match
Comprehensive benefits including medical, dental, vision, mental health, disability, and life insurance
Generous paid time off (25 days) plus market holidays
Office perks such as daily meals, snacks, social events, clubs, and sports leagues

What You'll Need

Bachelor's degree in Mechanical Engineering or a related discipline
3+ years of experience designing mechanical systems using CAD tools (e.g., SolidWorks, Fusion 360)
Experience with thermal management and cooling solutions for electronics
Proven ability to take designs from concept through prototyping and production
Hands-on experience with fabrication and prototyping methods (machining, 3D printing, fixture design, etc.)
Strong understanding of manufacturing processes and design for manufacturability (DFM) principles
Experience performing engineering analyses such as structural, thermal, or CFD simulations
Ability to troubleshoot mechanical issues during prototyping and implement practical solutions
Strong written and verbal communication skills, with experience producing clear technical documentation
Authorization to work in the United States (no sponsorship available)

Nice to Have

Experience designing hardware for high-performance computing systems, networking equipment, or electronics enclosures
Familiarity working with contract manufacturers or external fabrication partners
Experience with fiber optics, dense electronic assemblies, or complex electromechanical systems
Hands-on experience building or integrating systems such as servers, robotics, drones, or optical platforms
Personal interest or experience in building or modifying computers
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