Thermal Systems Test Specialist

Li Thermal Works; Saint Petersburg (FL); On-site; USD 45,000 - 65,000; Full time

Job summary

Thermal Works LLC is seeking a hands-on Product Testing Technician to support R&D lab operations and equipment testing. You will set up, operate, test, and troubleshoot thermal systems and components used in product development and validation.

This position is ideal for someone with strong field experience in refrigeration, hydronic systems, and electrical power who is comfortable working in a lab environment where systems are frequently built, modified, and tested.

Qualifications

• EPA certification (or equivalent) for refrigerant handling.
• Strong hands-on experience with refrigeration systems.
• Experience with hydronic systems (pumps, valves, glycol/water systems).
• Working knowledge of electrical systems (single- and three-phase power).
• Ability to read and interpret schematics, wiring diagrams, and P&IDs.
• Proven troubleshooting ability across mechanical and electrical systems.

Responsibilities

• Set up, operate, and modify thermal system test loops.
• Perform hands-on testing, diagnostics, and troubleshooting.
• Support development and execution of test procedures.
• Collect and validate performance data (temperature, flow, pressure, power).
• Identify issues and support root cause analysis.
• Assist with system improvements and design feedback.
• Maintain lab equipment and testing infrastructure.
• Ensure safe handling of refrigerants and compliance with applicable regulations.

Skills

EPA certification

Hands-on refrigeration

Hydronic systems

Electrical power knowledge

Read schematics & P&IDs

Troubleshooting

Job description

Thermal Works LLC is seeking a hands-on Product Testing Technician to support R&D lab operations and equipment testing. You will set up, operate, test, and troubleshoot thermal systems and components used in product development and validation.

This position is ideal for someone with strong field experience in refrigeration, hydronic systems, and electrical power who is comfortable working in a lab environment where systems are frequently built, modified, and tested.