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Liquid Cooling Testing Engineer Jobs (NOW HIRING)

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Liquid Cooling Testing Engineer information

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How much do liquid cooling testing engineer jobs pay per hour?

As of Sep 13, 2026, the average hourly pay for liquid cooling testing engineer in the United States is $44.24, according to ZipRecruiter salary data. Most workers in this role earn between $33.41 and $52.40 per hour, depending on experience, location, and employer.

What does a liquid cooling testing engineer do?

A Liquid Cooling Testing Engineer is responsible for designing, implementing, and evaluating liquid cooling systems, primarily used for thermal management in electronics, data centers, or industrial equipment. Their job involves setting up tests, monitoring system performance, analyzing data, and ensuring that cooling solutions meet safety and efficiency standards. They collaborate with design and manufacturing teams to troubleshoot issues and optimize cooling systems. This role often requires expertise in thermodynamics, fluid mechanics, and the use of specialized testing equipment.

What are the key skills and qualifications needed to thrive as a liquid cooling testing engineer?

To thrive as a Liquid Cooling Testing Engineer, you need a background in mechanical or thermal engineering, with expertise in thermodynamics, fluid dynamics, and hands-on testing experience. Familiarity with simulation software (like CFD tools), data acquisition systems, and industry certifications such as Six Sigma or thermal management credentials is commonly required. Strong analytical thinking, attention to detail, and effective communication are crucial soft skills for diagnosing issues and working in cross-functional teams. These skills ensure that systems are tested accurately, operate reliably, and meet safety and performance standards.

What are some typical challenges faced by liquid cooling testing engineers during system validation?

Liquid Cooling Testing Engineers often encounter challenges related to maintaining precise temperature control and preventing leaks during system validation. Troubleshooting unexpected thermal performance issues and ensuring compatibility between various components are also common hurdles. Additionally, engineers must carefully document test results and collaborate closely with design and manufacturing teams to address any discrepancies. Effective communication and attention to detail are key to successfully navigating these challenges and ensuring reliable, high-performance cooling solutions.

What is the difference between Liquid Cooling Testing Engineer vs Thermal Testing Engineer?

AspectLiquid Cooling Testing EngineerThermal Testing Engineer
Required CredentialsBachelor's in Mechanical/Electrical Engineering, relevant certificationsBachelor's in Mechanical/Electrical Engineering, relevant certifications
Work EnvironmentLaboratories, manufacturing facilities, R&D centersLaboratories, testing labs, R&D centers
Industry UsageElectronics cooling, data centers, high-performance computingElectronics, automotive, aerospace, consumer devices
Comparison FocusSpecializes in liquid cooling systems testing and validationFocuses on overall thermal performance testing of devices

While both roles involve thermal management testing, the Liquid Cooling Testing Engineer specializes in testing liquid cooling systems, whereas the Thermal Testing Engineer covers broader thermal performance assessments. The roles often overlap but differ in focus and specific expertise within thermal management.

What are popular job titles related to Liquid Cooling Testing Engineer jobs?

For Liquid Cooling Testing Engineer jobs, the most frequently searched job titles are:

Infographic showing various Liquid Cooling Testing Engineer job openings in the United States as of September 2026, with employment types broken down into 1% Internship, 1% As Needed, 85% Full Time, 10% Part Time, and 3% Contract. Highlights an 89% Physical, 2% Hybrid, and 9% Remote job distribution, with an average salary of $92,027 per year, or $44.2 per hour.

Field Project Manager - Data Center Liquid Cooling

Phoenix, AZ • On-site

Full-time

Posted 4 days ago


Job description

Position Overview 

Align offers a wide variety of services centered around the data center white space.We are a fit-out specialist who manages the entire white space from conceptual design through execution across the country.Our services include designing layouts, overhead support systems (to support conveyance and electrical systems), power striping/redundancy planning for distribution from PDUs to cabinet receptacles, mechanical distribution from CDU to the rack or server, conduit pathways, and low voltage structured cable infrastructure. 

We are seeking an experienced data center liquid cooling specialist to lead planning, estimating, and execution of advanced cooling infrastructure for hyperscale and AI data center white-space fit-outs. The successful candidate will combine hands-on technical expertise with strong project management skills, overseeing liquid cooling systems from design coordination and procurement through installation, testing, commissioning, and turnover. Ideal candidates have managed liquid cooling projects in hyperscale, AI, colocation, or other mission-critical environments and can effectively coordinate engineers, manufacturers, contractors, commissioning agents, operators, and construction teams.

Familiarity with broader data center MEP systems-including electrical distribution, structured cabling, and telecommunications-is a strong plus. 

  • This is a full-time salaried role offering $170,000-$210,000 (commensurate with experience) full benefits, project bonuses, paid travel, and advanced training.
  • This position requires 50% travel to project sites nationwide, including AI build locations. 
Key Responsibilities 

Liquid Cooling Project Management

  • Lead data center liquid cooling projects from design coordination through installation, commissioning, and turnover. 
  • Oversee direct-to-chip cooling, rear-door heat exchangers, technology cooling loops, CDUs, manifolds, piping, pumps, heat exchangers, filtration, and related infrastructure. 
  • Integrate cooling systems with server racks, IT equipment, power distribution, containment, overhead infrastructure, and other white-space systems. 
  • Manage scope, schedule, budget, procurement, subcontractors, vendors, quality, and documentation. 
  • Serve as the technical liaison among Align, clients, engineers, contractors, manufacturers, commissioning agents, and other stakeholders. 

Design & Technical Coordination

  • Review designs, drawings, submittals, specifications, equipment selections, and vendor proposals for functionality, constructability, maintainability, and compliance with project requirements. 
  • Evaluate system capacity, flow, pressure, redundancy, controls, connections, and integration with IT equipment. 
  • Coordinate with engineers, subcontractors, and field teams to identify design conflicts, installation constraints, and technical risks, then translate requirements into practical solutions. 
  • Participate in design reviews, BIM coordination, and technical evaluations. 
Construction Installation & Oversite
  • Direct mechanical subcontractors, specialty installers, construction managers, and field personnel during liquid cooling installation. 
  • Verify compliance with approved documents, manufacturer requirements, and project quality standards. 
  • Coordinate piping, equipment connections, rack interfaces, controls, leak detection, power, and supporting infrastructure. 
  • Monitor quality, conduct field inspections and punch-list activities, and resolve deficiencies before commissioning or turnover. 
Testing, Flushing & Commissioning
  • Coordinate filling, flushing, filtration, cleaning, pressure and leak testing, startup, functional testing, and integrated systems testing. 
  • Review commissioning plans, procedures, performance tests, and documentation with contractors, manufacturers, commissioning agents, and operators. 
  • Troubleshoot issues, coordinate corrective actions, and verify system readiness for high-density IT equipment before turnover. 

Vendor & Subcontractor Coordination

  • Evaluate manufacturers, distributors, contractors, installers, and commissioning firms based on technical capability, experience, methodology, capacity, schedule, and commercial considerations. 
  • Review proposals and technical information, support equipment and material procurement, and maintain strong industry relationships. 

MEP Coordination

  • Coordinate liquid cooling with electrical distribution, busway, PDUs, rack power, structured cabling, telecommunications, controls, containment, overhead supports, and other white-space infrastructure. 
  • Assess interdependencies among cooling capacity, electrical capacity, rack density, IT equipment, and supporting systems, and resolve cross-discipline conflicts. 

Required Qualifications 

The successful candidate is a practical, field-oriented subject matter expert who understands how liquid cooling systems work and how to coordinate, build, test, commission, and turn them over in mission-critical environments. The candidate must communicate effectively in design meetings, submittal reviews, field inspections, commissioning activities, and client discussions while driving technical issues toward practical resolution. 

  • 7+ years of project, construction, or technical management experience in data centers, mission-critical facilities, mechanical construction, or MEP construction. 
  • Demonstrated experience managing liquid cooling projects in hyperscale, AI, or other high-density data centers. 
  • Practical knowledge of direct-to-chip cooling, rear-door heat exchangers, CDUs, manifolds, piping, pumps, heat exchangers, filtration, controls, and related systems. 
  • Experience overseeing installation, filling, flushing, filtration, pressure and leak testing, commissioning, and turnover. 
  • Ability to interpret mechanical drawings, specifications, submittals, schematics, and construction documents and identify constructability issues. 
  • Experience coordinating subcontractors, manufacturers, commissioning agents, and other trades. 
  • Strong understanding of data center white-space construction and the relationship between cooling systems and IT infrastructure. 
  • Strong project management skills across scope, schedule, budget, risk, quality, documentation, and subcontractor performance. 
  • Willingness and ability to travel approximately 50% throughout the United States. 

Preferred Qualifications 

  • Experience with hyperscale, AI, NVIDIA GPU, or other high-density compute environments. 
  • Experience with CDUs, liquid-to-liquid heat exchangers, facility water systems, secondary cooling loops, rack manifolds, quick disconnects, direct-to-chip distribution, rear-door heat exchangers, and technology cooling loops. 
  • Experience with liquid cooling commissioning and integrated systems testing. 
  • Experience with a data center general contractor, mechanical or MEP contractor, equipment manufacturer, or specialty liquid cooling contractor. 
  • Knowledge of data center electrical distribution, structured cabling, and telecommunications infrastructure. 
  • Experience with Procore or a similar construction management platform. 
  • PMP or equivalent project management credential preferred. 
  • Engineering degree or PE license is a plus but not required. 

To support a fair, consistent, and high-quality hiring experience, some interviews may be recorded. These recordings help our team focus fully on the conversation at hand, rather than note-taking, and allow us to better evaluate and improve our recruitment process. Recordings are used solely for internal purposes such as training, quality assurance, and process improvement. Candidates will be informed in advance and asked to provide consent before any recording takes place.

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