Principal Design Engineer

Own the full-lifecycle engineering design of Crusoe's Spark modular data center product line, serving as the technical authority across electrical, mechanical, thermal, and structural domains and the primary engineering interface to external design and manufacturing partners.

Responsibilities

• Drive medium- and low-voltage electrical architecture.
• Lead structural enclosure design.
• Lead thermal management for direct liquid cooling and coolant distribution unit systems.
• Apply design-for-manufacturing practices to design revisions.
• Ensure compliance with UL, CE, NEC, NFPA, and OSHA standards.
• Develop and improve factory acceptance testing protocols.
• Manage external design firms and specialty consultants.
• Lead systems engineering for the transition to liquid cooling.
• Own drawings, specifications, bills of materials, and interface control documents.
• Deliver engineering packages for manufacturing handoff.

Requirements

• Bachelor's degree in Electrical Engineering, Mechanical Engineering, or a related discipline.
• 10+ years of progressive engineering experience in data center design, modular infrastructure, or industrial power systems.
• 10+ years of experience managing external design engineering partners with budget and schedule accountability.
• Mastery of medium-voltage power distribution.
• Expertise in structural analysis for containerized systems.
• Knowledge of heat transfer fundamentals.
• Experience with seismic and wind load calculations.
• Expert knowledge of NFPA 70E and arc flash hazard analysis.
• Knowledge of UL and CE compliance.
• Proficiency with CAD/BIM platforms, electrical single-line design tools, or thermal simulation software.
• A master's degree and active PE license are strongly preferred.
• HPC and large-scale AI workload experience is preferred.
• Agency certification experience is preferred.
• Experience scaling products from prototype through high-volume production is preferred.

Benefits

• Restricted Stock Units
• Paid time off
• Paid holidays
• Comprehensive health insurance
• Dental insurance
• Vision insurance
• Employer HSA contributions
• Paid parental leave
• Paid life insurance
• Short-term disability insurance
• Long-term disability insurance
• Professional development
• Tuition reimbursement
• Mental health and wellness support
• Commuter benefits
• Cell phone stipend
• 401(k) retirement plan with company match up to 4% of salary
• Volunteer time off