Jobs in Torrance, CA

About the role

Valar Atomics is seeking an experienced Senior Process Engineer to lead the design, development, testing, and operation of helium systems supporting next-generation high-temperature gas-cooled reactor (HTGR) technology. This engineer will own process system architecture from early concept and design through manufacturing and commissioning.

What you'll bring

• Bachelor's degree in Chemical Engineering, Mechanical Engineering, Nuclear Engineering, or a related engineering discipline.
• 5+ years of experience designing industrial process systems, gas handling systems, thermal-fluid systems, or related energy systems.
• Proven experience developing and delivering complex engineered systems from concept through commissioning or operational deployment.
• Strong foundation in thermodynamics, fluid mechanics, and process engineering principles.
• Familiarity with industrial instrumentation, process controls, and gas analysis systems.
• Excellent technical communication, documentation, and cross-functional leadership skills.
• Master's degree in Chemical Engineering, Mechanical Engineering, Nuclear Engineering, or a related field.
• Experience with helium systems, cryogenic systems, high-pressure gas systems, gas purification, vacuum systems, or high-temperature process equipment.
• Experience with high-temperature gas-cooled reactors (HTGRs), advanced reactor technologies, or other nuclear energy systems.
• Familiarity with helium coolant chemistry, impurity control, moisture management, graphite compatibility, and gas sampling systems.
• Working knowledge of ASME B31.3 Process Piping, ASME Section VIII Pressure Vessels, and applicable industrial gas handling standards.
• Hands-on experience supporting commissioning, startup, troubleshooting, and performance optimization of first-of-a-kind process systems.

Benefits