Senior Supplier Quality Engineer, Liquid Cooling and Power

IREN•San Francisco, CA

14d•$240,000 - $300,000•Hybrid

About The Position

The Senior Supplier Quality Engineer, Liquid Cooling and Power owns supplier quality for liquid cooling and power delivery hardware used in IREN’s AI data centers. Hardware includes coolant distribution units (CDUs), manifolds, valve trains, quick disconnects, cold plates, hoses, pumps, leak detection, coolant, power shelves, busbars, PDUs, and battery backup. This senior individual-contributor role qualifies suppliers, establishes quality standards for mass-production deployment, and serves as the senior escalation point for supplier-related liquid cooling and power failures. The role partners with Engineering, Technical Sourcing, Supply Chain Operations, Data Center Operations, and suppliers to deliver hardware that meets cost, quality, and reliability targets at scale. IREN is an AI Cloud Service Provider delivering GPU clusters for AI training and inference. It owns and operates data centers and describes its operations as powered by 100% renewable energy. The position is hybrid; while IREN’s planned Santa Clara office is not yet open, the role will initially work remotely and transition to hybrid on-site work once the office is established. The employee must reliably commute on scheduled in-office days and be willing to travel domestically and internationally to supplier, manufacturing partner, integration, and data center sites. Pre-employment background checks and substance testing may be required under company policies. The expected base salary is USD $240,000–$300,000 per year. Total compensation may include an annual incentive bonus and equity. Relocation or a living-out allowance/per diem may be available depending on the successful candidate’s circumstances. Benefits include company-paid health insurance premiums for employees, partial dependent coverage, disability insurance, voluntary insurance options, an Employee Assistance Program, wellness resources, an HSA when paired with an eligible plan, a 401(k) with company match, access to financial planning and legal services, paid time off and holidays, training, advancement pathways, professional development, and company events.

Requirements

Bachelor’s degree in Mechanical Engineering, Electrical Engineering, Manufacturing Engineering, or a related technical field.
Seven or more years of experience in supplier quality, manufacturing quality, or product quality for liquid cooling, thermal, power, or data center infrastructure hardware is preferred.
Knowledge of liquid cooling and power delivery technologies, including CDUs, manifolds, valve trains, quick disconnects, cold plates, hoses, pumps, leak detection, coolant chemistry, power shelves, busbars, PDUs, and battery backup.
Experience qualifying and managing suppliers and contract manufacturers for fluid-handling, thermal, or power components, including supplier audits, PPAP or equivalent, and First Article Inspection.
Working expertise in supplier test and inspection methods for liquid and power hardware, including pressure and leak testing, flow and thermal performance verification, material compatibility, and electrical safety testing.
Hands-on experience driving supplier manufacturing operations, including reliability and quality requirements, incoming inspection, and acceptance criteria for liquid cooling and power hardware.
Strong knowledge of quality methodologies, including FACA/CAPA, 8D, SCAR, FMEA, SPC/Cpk, and reliability testing; PLM-based BOM and change management; and data center spares planning.
Strong problem-solving, data-analysis, and communication skills, with the ability to work autonomously and drive root cause and corrective actions across cross-functional and supplier teams.
Must be willing to travel domestically and internationally to supplier, manufacturing partner, integration, and data center sites.
Must be able to reliably commute to the assigned office location on scheduled in-office days under the hybrid work arrangement.

Nice To Haves

Advanced degree preferred.
Experience at a hyperscaler, cloud provider, or AI infrastructure company.
Experience with liquid-cooled rack-scale systems such as NVIDIA GB200/GB300 and VR200 programs, and relevant standards such as OCP, UL, and IEC.

Responsibilities

Own supplier quality strategy for liquid cooling and power delivery hardware from supplier qualification and NPI through volume production and sustaining.
Qualify suppliers and contract manufacturers for liquid cooling and power hardware through audits, process capability reviews, and First Article Inspection.
Define supplier quality standards, test and inspection methods, and acceptance criteria, and drive continuous improvement with suppliers.
Lead root cause analysis of leaks, flow and thermal performance issues, material or coolant degradation, and power hardware failures during integration, commissioning, and data center operation; own the Major Issue List.
Drive supplier corrective and preventive actions, including SCAR, 8D, and FACA/CAPA, and SPC-based process control to reduce defects and achieve quality and reliability goals.
Work with cross-functional teams to manage liquid cooling and power hardware supply and meet delivery, cost, quality, and reliability targets.
Advance supplier and incoming test coverage, including pressure and leak testing, flow and thermal verification, and electrical safety testing.
Conduct source inspections and supplier process audits, and maintain supplier quality documentation, BOMs, and engineering changes in PLM tools.
Establish supplier quality KPIs, including incoming DPPM, FAI pass rate, leak rate, field failure rate, and SCAR closure; maintain supplier business review cadences and report performance to leadership.

Benefits

Base salary of USD $240,000–$300,000 per year, with actual compensation determined by experience, qualifications, and regional market data.
Annual performance incentives and opportunities to build long-term wealth through equity programs; total compensation may include an annual incentive bonus and equity.
Relocation or living-out allowance/per diem may be available based on the successful candidate’s circumstances.
100% company-paid health insurance premiums (medical, dental, and vision) for employees and 75% company-paid dependent coverage.
Company-paid short-term and long-term disability insurance.
Voluntary life, critical illness, and accident coverage.
Health Savings Accounts when combined with the High Deductible Health Plan.
Employee Assistance Program and wellness resources.
401(k) retirement plan with company match.
Access to financial planning and legal services.
Paid time off and paid holidays.
Internal skills training and advancement pathways.
Professional development for certifications, continuing education, or role-related training.
Company events and team-building activities.