Senior Liquid-Cooled Data Center Commissioning Engineer

Addison Group; Austin (TX); On-site; USD 120,000 - 165,000; Full time

Benefits offered by this job

Comprehensive Benefits

Job summary

Addison Group in Austin, TX seeks a Senior Commissioning Engineer for Liquid Cooled Systems. You will lead commissioning of advanced cooling infrastructure powering AI data centers, including direct-to-chip cooling, CDUs, and immersion systems.

The role involves developing commissioning procedures, validating system performance, reviewing drawings, and collaborating with OEMs and contractors to ensure safe, reliable operation. Travel up to 75% is required.

Qualifications

• 5+ years in mechanical commissioning, startup, or mission-critical infra.
• Strong knowledge of fluid dynamics and heat transfer.
• Ability to read P&IDs and mechanical drawings.
• Excellent documentation and communication skills.

Responsibilities

• Lead commissioning activities for liquid cooling systems supporting AI and HPC environments.
• Develop, review, and execute commissioning procedures for CDUs, direct-to-chip cooling, rear-door exchangers, immersion cooling systems, and piping networks.
• Execute Level 1–5 commissioning activities including startup verification, FPT, IST, and final turnover.
• Validate flow rates, pressure differentials, temperatures, leaks, and thermal efficiency.
• Perform operational testing of pumps, valves, tanks, exchangers, sensors, and control sequences.
• Collaborate with OEMs, controls integrators, and contractors during startup and optimization.
• Participate in FAT, SAT, and IST for mission-critical cooling infrastructure.
• Review P&IDs, drawings, submittals, control narratives, and sequences to verify installation.

Skills

Commissioning experience (mechanical)

P&ID interpretation

Mechanical troubleshooting

Excellent communication

Travel up to 75%

Education

Bachelor's Degree in Mechanical Engineering

Bachelor's Degree in Chemical Engineering

Bachelor's Degree in Thermal Engineering

Bachelor's Degree in HVAC Engineering

Engineering Technology related degree

Job description

Addison Group in Austin, TX seeks a Senior Commissioning Engineer for Liquid Cooled Systems. You will lead commissioning of advanced cooling infrastructure powering AI data centers, including direct-to-chip cooling, CDUs, and immersion systems.

The role involves developing commissioning procedures, validating system performance, reviewing drawings, and collaborating with OEMs and contractors to ensure safe, reliable operation. Travel up to 75% is required.