Laboratory Technician

LiquidStack•Carrollton, TX

30d•$75,000 - $110,000•Onsite

About The Position

At LiquidStack, we’re redefining what’s possible in the data center world. As a global leader in advanced liquid cooling solutions, we’re powering the future of AI, edge computing, and high-performance systems. Our team is growing, and we’re looking for skilled professionals who want to be part of something innovative and impactful. POSITION SUMMARY At LiquidStack, you will help validate and scale the cooling systems powering the next generation of AI infrastructure. As AI, high-performance computing, and hyperscale data centers push thermal limits beyond what traditional systems can support, our liquid cooling technologies are enabling a fundamental shift in how data centers are designed and operated. We are seeking a hands-on Laboratory Technician (Engineering Technician) to play a critical role in system-level validation, rapid prototyping, and performance optimization of advanced liquid cooling solutions. Reporting to the Director of R&D, you will work across component, system, and rack-level environments, contributing directly to product development and real-world deployment readiness. This role is ideal for someone who wants to move beyond executing test procedures and into owning complex validation environments, influencing engineering decisions, and working on cutting-edge infrastructure at scale.

Requirements

Associate degree or higher in Mechanical Engineering, HVAC, Thermal Systems, or related field
Strong problem-solving, organizational, and communication skills
3+ years of experience in: Engineering lab, R&D, or hardware validation environments
3+ years of experience in: Thermal, fluid, mechanical, or HVAC systems
Strong experience with: System-level testing and complex lab setups
Strong experience with: Refrigerant handling
Strong experience with: Instrumentation, sensors, and data acquisition systems
Strong experience with: Charging, recovering, and handling of common refrigerants in a research lab
Strong experience with: Troubleshooting across mechanical, thermal, and fluid systems
Willingness to travel up to 5%
Valid passport and driver’s license
Ability to meet background check and screening requirements

Nice To Haves

Liquid cooling, CDUs, immersion cooling, or DTC systems (preferred)
Data center infrastructure or high-performance computing environments (preferred)
Test automation, scripting, or controls systems (a plus)
Working in fast-paced, iterative product development environments

Responsibilities

Own system-level testing and validation of liquid cooling solutions across lab and rack-scale environments
Build, configure, and operate complex test systems, including fluid loops, sensors, instrumentation, and data acquisition platforms
Partner with engineering to design, modify, and optimize experimental setups
Execute and adapt test plans in a fast-paced, iterative R&D environment
Troubleshoot and debug integrated systems, identifying root causes across mechanical, thermal, and fluid domains
Analyze and interpret data to identify performance trends, anomalies, and optimization opportunities
Contribute to test automation and efficiency improvements, including scripting, controls, or process enhancements where applicable
Maintain high standards for data integrity, documentation, and repeatability
Ensure compliance with safety standards and operational protocols
End-to-end execution and reliability of test setups and validation workflows
Accuracy, quality, and usability of experimental data
Readiness and performance of lab infrastructure and equipment
Continuous improvement of lab processes, scalability, and efficiency