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Antares

Test Engineer I-II

Los Angeles$95k–$150kfulltimemidAdded today

About this role

Antares is seeking a Test Engineer to design and operate test infrastructure for advanced microreactor systems, developing comprehensive test plans and validating components across thermal management, power distribution, and mechanical subsystems. You'll architect custom test stands, define testing protocols, and collaborate across teams to ensure hardware meets performance requirements.

What you'll do

  • Design and build custom test stands and rigs for heat pipe components and thermal systems
  • Develop comprehensive test plans with instrumentation specs, execution procedures, pass/fail criteria, and data analysis workflows
  • Create CAD models and schematics of test setups; validate measurement precision and accuracy
  • Lead test design reviews and communicate results to cross-functional stakeholders
  • Establish standardized testing processes for prototype, qualification, and production-grade hardware
  • Investigate test failures and implement corrective actions with subject matter expertise mentoring

What they're looking for

  • Test engineering and test rig design
  • CAD design (test fixtures and assemblies)
  • Test instrumentation integration (thermocouples, pressure transducers, strain gauges, solenoid valves)
  • Thermal and mechanical testing
  • LabVIEW or Simulink test automation software
  • Heat rejection and thermal management systems
  • Project management and cross-functional communication
  • Python or general programming
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Antares

Antares develops advanced nuclear microreactors designed for diverse applications including terrestrial, underwater, and space use, with a focus on inherently safe and mass-producible designs. The company is hiring electrical engineers, nuclear engineers, thermo-mechanical designers, software engineers, and manufacturing engineers to advance reactor systems from design and analysis through testing, qualification, and production.

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Likely interview questions

  • Walk us through a test rig you designed from concept to execution—what were the key challenges in validating measurement accuracy?
  • Describe your experience developing test protocols for complex systems. How did you determine pass/fail criteria and handle unexpected results?
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