Thermal Engineer

CoreWeave is The Essential Cloud for AI. Built for pioneers by pioneers, CoreWeave delivers a platform of technology, tools, and teams that enables innovators to build and scale AI with confidence. Trusted by leading AI labs, startups, and global enterprises, CoreWeave combines superior infrastructure performance with deep technical expertise to accelerate breakthroughs and turn compute into capability. Founded in 2017, CoreWeave became a publicly traded company (Nasdaq: CRWV) in March 2025. Learn more at.NÜ Metal is CoreWeave’s Hardware New Product Introduction (NPI) team, a multidisciplinary group of mechanical, thermal, electrical, and power engineers that takes new GPU and server platforms from early concept through validation, integration, and large-scale production across our data centers. The team bridges hardware design, manufacturing partners, and data center operations to de-risk new platforms early and ensure each new generation of high-density, often liquid-cooled hardware lands in the fleet reliably, efficiently, and at scale.What You’ll DoOwn the architecture, design, and evolution of thermals for high-density, GPU-accelerated data centers.Design, validate, and optimize rack-level and server-level thermal solutions.Partner closely with data center teams to define end-to-end thermal architecture—from building infrastructure through the rack.Collaborate with world-class engineers developing next-generation AI/ML hardware platforms.Advise on data center secondary loop layout, commissioning, and operationReview and evaluate JDM/ODM thermal designs, including thermal simulations; independently run simulations as needed.Debug complex thermal and system-level issues, incorporating learnings into future designs.Collaborate with vendors and internal teams to manage heterogeneous deployments, ensuring a cohesive thermal strategy across varying CDUs, server platforms, and facilities.Drive thermal designs from early concept through mass production.Ensure designs meet high standards for efficiency, safety, reliability, and scalability.Partner with manufacturing teams to support production readiness and ramp.Actively contribute to architectural discussions, providing strong hardware design guidance and tradeoff analysis.Mentor and support the growth of junior engineers.Who You AreMinimum Qualifications:10+ years of thermal management experienceBachelor’s Degree in Mechanical Engineering, Aerospace Engineering, or a related technical fieldExperience in heatsinks, thermal interface materials, liquid cooling, heat exchangers and fansPreferred Qualifications:10+ years of experience designing complex thermal systems for hyperscale data centersExperience in liquid cooled data center architectures, including cold plates, wetted material compatibility, and CDUsStrong thermal design expertiseExperience leading cross-functional design efforts in fast-paced environmentsStrong documentation and design review practicesExcellent negotiation and stakeholder-management skillsUnderstanding of rack-level thermal requirements and their impact on upstream infrastructure, including CDUs, facility piping, and chillersThe base salary range for this role is $188,000 to $275,000. The starting salary will be determined based on job-related knowledge, skills, experience, and market location. We strive for both market alignment and internal equity when determining compensation. In addition to base salary, our total rewards package includes a discretionary bonus, equity awards, and a comprehensive benefits program (all based on eligibility).What We OfferThe range we’ve posted represents the typical compensation range for this role. To determine actual compensation, we review the market rate for each candidate which can include a variety of factors. These include qualifications, experience, interview performance, and location.In addition to a competitive salary, we offer a variety of benefits to support your needs. The benefits below reflect our US-based offerings for full-time employees; for roles in other locations, benefits vary and are shared during the hiring process. These include:Medical, dental, and vision insurance - 100% paid for by CoreWeaveCompany-paid Life InsuranceVoluntary supplemental life insuranceShort and long-term disability insuranceFlexible Spending AccountHealth Savings AccountTuition ReimbursementAbility to Participate in Employee Stock Purchase Program (ESPP)Mental Wellness Benefits through Spring HealthFamily-Forming support provided by CarrotPaid Parental LeaveFlexible, full-service childcare support with Kinside401(k) with a generous employer matchFlexible PTOCatered lunch each day in our office and data center locationsA casual work environmentA work culture focused on innovative disruptionCalifornia ApplicantsCalifornia Consumer Privacy ActEqual Opportunity & AccommodationsCoreWeave is an equal opportunity employer, committed to fostering an inclusive and supportive workplace. All qualified applicants and candidates will receive consideration for employment without regard to race, color, religion, sex, disability, age, sexual orientation, gender identity, national origin, veteran status, or genetic information.As part of this commitment and consistent with the Americans with Disabilities Act (ADA), CoreWeave will ensure that qualified applicants and candidates with disabilities are provided reasonable accommodations for the hiring process, unless such accommodation would cause an undue hardship. If reasonable accommodation is needed, please contact: Control ComplianceThis position requires access to export controlled information. To conform to U.S. Government export regulations applicable to that information, applicant must either be (A) a U.S. person, defined as a (i) U.S. citizen or national, (ii) U.S. lawful permanent resident (green card holder), (iii) refugee under 8 U.S.C. § 1157, or (iv) asylee under 8 U.S.C. § 1158, (B) eligible to access the export controlled information without a required export authorization, or (C) eligible and reasonably likely to obtain the required export authorization from the applicable U.S. government agency. CoreWeave may, for legitimate business reasons, decline to pursue any export licensing process.