Nscale
Technology
Director,MechanicalEngineering
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“Director, Mechanical Engineering at Nscale. Skills: Mechanical design, Data center cooling, Liquid cooling integration, Engineering leadership. Own mechanical basis of design. Lead design reviews”
What You'll Achieve.
Reduce complexity of AI development; Achieve superior results; Meet availability targets; Meet maintainability targets; Meet efficiency targets; Improve reliability; Improve maintainability; Improve cooling performance; Improve energy efficiency
Industry & Context.
Issue resolution; Risk-based leadership
What They're Looking For.
Must Have
Bachelor's degree in Mechanical Engineering, Professional Engineering License, 5+ years mechanical engineering experience, 3+ years engineering leadership experience, Experience working with U.S. engineering firms, Experience working with AHJs, Experience working with state/local code environments
Nice to Have
Significant time in data center design, People leadership experience, Leading large multi-site programmes experience
What You'll Do.
Own mechanical basis of design
Establish mechanical design standards
Maintain mechanical design standards
Ensure designs meet targets
Lead liquid cooling readiness development
Provide engineering support
Select engineering consultants
Manage engineering consultants
Enforce quality standards
Enforce documentation standards
Lead review of CFD studies
Partner with stakeholders
Ensure mechanical systems meet requirements
Implement lessons learned
Build high-performing team
Lead high-performing team
Support mechanical technical due diligence
Assess cooling architecture
Assess capacity headroom
Assess maintainability
Assess operational maturity
Assess fit for AI workloads
Review landlord documentation
Define mechanical lease exhibits
Negotiate mechanical lease exhibits
Define technical schedules
Negotiate technical schedules
Support site screening
Define mechanical utility requirements
Define constructability requirements
Assess site constraints
Assess delivery risks
How You'll Work.
Team & Collaboration
Cross-functional partnership; Construction collaboration; Commissioning collaboration; Operations collaboration; Procurement collaboration; Product stakeholders; Platform stakeholders
Communication Scope
Specification reviews; Drawing reviews
Process & Methodology
Programme management
Full Job Description
About Nscale Nscale is the GPU cloud engineered for AI. We provide cost-effective, high-performance infrastructure for AI start-ups and large enterprise customers. Nscale enables AI-focused companies to achieve superior results by reducing the complexity of AI development. Our GPU cloud bolsters technical capabilities and directly supports strategic business outcomes, including cost management, rapid innovation, and environmental responsibility. We thrive on a culture of relentless innovation, ownership, and accountability, where every team member takes pride in their work and drives it with excellence and urgency. As an Nscaler, you’ll build trust through openness and transparency, where everyone is inspired to do their best work. If you join our team, you’ll be contributing to building the technology that powers the future. About the Role We’re hiring a Director, Mechanical Engineering to lead mechanical design ownership and engineering governance across Nscale’s North America data center portfolio. This is a senior, hands-on leadership role responsible for shaping the mechanical basis of design across multiple U. S. sites, including cooling plant architectures, heat rejection, piping design, water treatment, and control system interfaces. You’ll play a key role in developing infrastructure purpose-built for high-density AI and liquid-cooled GPU hardware. This includes setting standards for liquid cooling readiness, CDU/HX integration, piping and materials strategy, water quality and treatment, leak detection and containment, and commissioning and acceptance criteria. What You’ll be Doing Own the mechanical basis of design for U. S. data centers, including cooling plant architectures, heat rejection, piping design, water treatment, and control system interfaces. Lead concept, schematic, and detailed design reviews for new builds and expansion projects. Establish and maintain mechanical design standards and reference architectures to enable repeatable, rapid deploy
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