R&D Technician

Accelsius
Accelsius

Austin, TX, USA

Posted on Sep 23, 2026

R&D Technician

Interested in getting in at the ground floor of a new, disruptive company attacking an important multi-billion-dollar problem? As AI, cloud computing, streaming, and IoT applications rapidly expand, data centers are facing unprecedented thermal and power challenges. Accelsius is developing revolutionary direct-to-chip, 2-phase cooling technologies that enable next-generation performance, sustainability, and scalability for Server OEMs, Data Centers, and Edge Computing Operators.

Accelsius is looking for a R&D technician to support the design, development and testing of new cooling products and technologies. This position will report directly to the Principal Engineer and the right candidate will be a curious, self-starter, with a great aptitude for electro-mechanical and fluid system problem solving.

Role Responsibilities:

  • Assemble, configure, troubleshoot, and maintain lab test setups.
  • Wiring of instrumentation, heaters, power supplies, sensors, etc.
  • Plumbing, filling/discharging, troubleshooting of custom refrigeration systems.
  • Support hardware prototyping, validation testing, and engineering experiments.
  • Assist engineers with experimental setup, data collection, documentation, and troubleshooting activities.
  • Support fabrication, welding, brazing, soldering, and mechanical integration activities as needed.
  • Identify opportunities to improve lab processes, test methodologies, and operational efficiency.

Qualifications:

  • Associate’s or Bachelor’s degree in a technical field preferred, but equivalent practical experience will also be considered.
  • Hands-on experience with hardware assembly, testing, and troubleshooting.
  • Experience using common lab tools, hand tools, and test equipment.
  • Experience with brazing, soldering, or related mechanical assembly techniques preferred.
  • Familiarity with thermal systems, fluid circulation systems, electronics troubleshooting, or instrumentation preferred.
  • HVAC background is highly preferred.
  • Solid modeling and electrical skills are preferred.

Additional Qualifications

  • Strong attention to detail and organizational skills.
  • Ability to work independently while collaborating effectively across engineering teams.
  • Comfortable operating in a fast-paced startup environment with evolving priorities.
  • Positive attitude, curious personality, enjoys a variety of work and creating new things.
  • Previous startup, hardware development, or R&D lab experience is a plus.

Physical & Work Environment Requirements

  • Ability to lift and move equipment up to 40 pounds.
  • Ability to stand, bend, and work in a lab environment for extended periods.
  • Comfortable working around mechanical, electrical, and fluid-based systems while following lab safety procedures.

Accelsius offers a competitive salary with equity, a full range of benefits including medical and dental, 401K, and flexible PTO.

The position is based in Austin, Texas.

This position includes the responsibilities outlined above and may also encompass additional duties as assigned to meet business and compliance needs.

Accelsius does not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, disability, veteran status, marital status, or based on an individual's status in any group or class protected by applicable federal, state or local law. Accelsius encourages applications from minorities, women, the disabled, protected veterans, and all other qualified applicants.