Thermal Fluid Lab Technician — Product Development

Molten Dynamics; Austin (TX); On-site; USD 52,000 - 67,000; Full time

Job summary

Molten Dynamics in Austin, TX is seeking a hands-on Laboratory Technician to support R&D and product development by building test setups, running thermal fluid experiments, and keeping the lab organized and safe.

You’ll assemble mechanical fixtures, run tests on thermal ovens and chillers, set up sensors, 3D print parts, and document results. Ideal candidates enjoy building things, solving practical problems, and maintaining meticulous records in a fast-growing hardware startup.

Qualifications

• Hands-on, practical problem solver with lab experience.
• Experience building test setups and running experiments in a hardware environment.
• Interest in technical documentation and record-keeping.

Responsibilities

• Build and modify experimental fluid loops, pump housings, adapters, and test fixtures.
• Run thermal, pressure, and pump performance tests and record results.
• Set up sensors, thermocouples, and data acquisition hardware.
• 3D print and post-process prototype parts and check them for fit.
• Keep the lab organized, safe, and stocked.

Skills

Mechanical assembly

3D printing

Measurement & inspection

Vacuum systems

Fluids handling

Sensor integration

Data acquisition

Electrical troubleshooting

Lab safety & organization

Parts tracking

Documentation

3D CAD

Python scripting

Data analysis & plotting

Instrument calibration

Thermal testing

Pumps experience

AI coding tools

Education

Associate degree or technical certificate in engineering technology, electronics, or related field

Tools

3D printers

Data acquisition hardware

Inspection tools

Job description

Molten Dynamics in Austin, TX is seeking a hands-on Laboratory Technician to support R&D and product development by building test setups, running thermal fluid experiments, and keeping the lab organized and safe.

You’ll assemble mechanical fixtures, run tests on thermal ovens and chillers, set up sensors, 3D print parts, and document results. Ideal candidates enjoy building things, solving practical problems, and maintaining meticulous records in a fast-growing hardware startup.