Crusoe
Senior Staff Mechanical Systems Engineer - Spark
Denver, CO - US. Posted 2 months ago
The role
The Senior Staff Mechanical Systems Engineer - Spark supports the mechanical, thermal, and fluid architecture of the Spark Modular Data Center platform. You will design liquid-cooled MDC systems and translate GPU compute workloads into mechanical specifications.
What you will do
- Own system-level design for direct-to-chip and hydronic infrastructure
- Perform thermal and fluid calculations including heat load modeling and pump sizing
- Apply mechanical engineering principles to optimize containerized envelope design
- Work with external partners and internal teams to review CAD models and drawing packages
- Partner with manufacturers to optimize pipe racks, modular connections, and skid assemblies
- Drive the mechanical and thermal roadmap for future Spark generations
- Own the mechanical design as it interfaces with compute, power, and networking constraints
- Provide sustaining mechanical engineering support for deployed Spark assets
- Implement engineering change orders and feed field learnings into future designs
Required qualifications
- Bachelor's degree in Mechanical Engineering or a related field
- 8-12 years of mechanical engineering experience
- Deep, hands-on expertise in fluid mechanics, heat transfer, structural integrity, and mechanical system dynamics
- Direct experience designing, validating, or integrating complex liquid-cooling loops
- Strong working understanding of thermal engineering fundamentals
- Proficiency with mechanical CAD tools (e.g., SolidWorks, Creo, or Inventor)
- Familiarity with thermal-fluid simulation tools (e.g., ANSYS Fluent/CFX, 6SigmaET, or equivalent)
- Working knowledge of relevant mechanical codes and standards (e.g., ASME B31.x, ASHRAE, NFPA)
Nice to have
- Master's degree
- Direct experience in modular data center design
- Background in complex adjacent industries such as aerospace, automotive, energy, or industrial process hardware
- Experience leading design-for-manufacturability efforts with contract manufacturers
- Familiarity with BIM workflows and full-lifecycle drawing packages (30/60/90/100%)
- Professional Engineer (PE) license
Benefits
- Competitive compensation
- Restricted Stock Units
- Paid time off & paid holidays
- Comprehensive health, dental & vision insurance
- Employer contributions to HSA account
- Paid parental leave
- Paid life insurance, short-term and long-term disability
- Professional development & tuition reimbursement
- Mental health & wellness support
- Commuter benefits (parking & transit)
- Cell phone stipend
- 401(k) Retirement plan with company match up to 4% of salary
About the company
Crusoe is a vertically integrated AI infrastructure company that owns and operates each layer of the stack to power AI workloads. The company uses an energy-first approach to build AI infrastructure.