Valar Atomics
Mechanical Technician, Process Gas Systems
Torrance, California, United States · Full-time · Posted Oct 9, 2026
- Experience
- 4+ years; no alternatives stated.
- Education
- High school diploma or equivalent.
- Visa sponsorship
- Applicants must be legally authorized to work in the United States as a U.S. citizen or lawful permanent resident (green card holder).
About the job
Builds, tests, and commissions pressurized process gas skids for an advanced nuclear reactor, from assembly and pressure testing through startup and maintenance.
What you'll do
- Build and fit process gas skids using drawings and procedures, including tubing, piping, valves, vessels, and equipment.
- Perform leak, hydrostatic, and pneumatic pressure tests; support commissioning, startup, troubleshooting, and maintenance.
- Maintain safety, cleanliness, quality, and procedure adherence while coordinating with engineering, quality, and operations.
What they ask for
- High school diploma or equivalent.
- 4+ years of hands-on mechanical experience in a process plant, chemical plant, power generation, or similar industrial environment, with significant work on pressurized gas systems.
- Hands-on experience with stainless steel tubing, compression fittings, piping assemblies, pressure testing, and installing and maintaining compressors, pumps, chillers, and heat exchangers.
- Ability to read mechanical drawings and procedures; proficiency with tools and knowledge of pressurized-system safety, including lockout/tagout.
Nice to have
- Trade school, apprenticeship, or military technical training; or a bachelor's degree in mechanical engineering technology or a related field.
- Knowledge of ASME codes; high-purity gas, vacuum, or cryogenic systems; tube-fitting training; pipefitter, steamfitter, or millwright card; welding, rigging, or startup experience.
Pay
$40 — $50 USD (base salary)
Tools
P&IDs, ASME B31.3, BPVC Section VIII, ASME PCC-1, ASME Section III, Swagelok, Parker, GTAW
Model-written summary · the original posting is authoritative