Senior Welder – Nuclear-Grade Precision, Equity & PTO

Valar Atomics Inc.; Los Angeles (CA); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Equity ownership

Unlimited PTO

Free onsite meals

PPE stipend

Career growth opportunities

Collaboration with engineers

Job summary

Valar Atomics is seeking a Senior Welder to fabricate precision components for our modular nuclear reactor systems. You will perform high-integrity welds on pressure vessels, piping, and structural assemblies, working closely with engineering and quality teams to meet demanding nuclear-grade specifications.

This is a hands-on shop-floor role critical to building first-of-a-kind hardware. You will mentor junior welders and enforce safety, quality, and 5S standards while documenting weld travelers

Qualifications

• 5+ years of professional welding experience in manufacturing, aerospace, shipbuilding, or heavy industrial environment.
• AWS Certified Welder (or equivalent) with proficiency in GTAW on stainless steel and exotic alloys.
• Ability to read and interpret complex engineering drawings, weld symbols, and WPS documentation.
• Experience with pressure vessel or code welding (ASME Section IX, B31.3, or similar) strongly preferred.
• Comfortable working in a fast-paced startup manufacturing environment with evolving processes; able to lift up to 50 lbs and wear PPE.

Responsibilities

• Perform GTAW/TIG, GMAW, and SMAW welds on carbon steel, stainless steel, and nickel alloys to nuclear-grade specifications.
• Read and interpret blueprints, weld symbols, and engineering drawings for pressure vessels and structural assemblies.
• Perform in-process and final visual inspection of welds; coordinate with QC for NDE testing.
• Maintain and calibrate welding equipment; select filler metals, shielding gases, and parameters per WPS.
• Mentor junior welders and enforce shop safety, quality, and 5S standards on the floor.
• Document weld travelers, certifications, and non-conformances in accordance with quality procedures.

Skills

Blueprint reading

Welding expertise

Safety compliance

Mentoring

Adaptability

Education

AWS Certified Welder

Tools

GTAW (TIG)

GMAW

SMAW

WPS documentation

Job description

Valar Atomics is seeking a Senior Welder to fabricate precision components for our modular nuclear reactor systems. You will perform high-integrity welds on pressure vessels, piping, and structural assemblies, working closely with engineering and quality teams to meet demanding nuclear-grade specifications.

This is a hands-on shop-floor role critical to building first-of-a-kind hardware. You will mentor junior welders and enforce safety, quality, and 5S standards while documenting weld travelers