Senior Welder
$35 - $50 per hourValar Atomics
About Valar Atomics At Valar Atomics, we're redefining what's possible in energy. Our mission is to make clean, high-temperature nuclear power scalable-unlocking abundant energy for industry, hydrogen, and next-generation manufacturing. We are a team of builders, engineers, and operators who believe nuclear energy should be fast to deploy, factory-made, and built for the real world. Our first pilot plant in Orangeville, Utah will demonstrate how advanced nuclear systems and fuel fabrication can power the future. Joining Valar Atomics means becoming part of a company where autonomy, ownership, and impact exist at every level. The Team
As part of the Manufacturing organization, the Fabrication/Weld Shop produces complex structural and mechanical assemblies that meet demanding quality and performance requirements. The team combines skilled craftsmanship with disciplined manufacturing practices to support production.
The Role
Valar Atomics is looking for 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.
Key Responsibilities
Equal Employment Opportunity Statement Valar Atomics is an equal opportunity employer. We consider all qualified applicants without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, age, disability, veteran status, or any other protected status under applicable law. We are committed to providing a workplace free of discrimination and harassment and will provide reasonable accommodation as required by law. Applicants must be legally authorized to work in the United States as a U.S. citizen or lawful permanent resident (green card holder). Salary $35-$50 USD
As part of the Manufacturing organization, the Fabrication/Weld Shop produces complex structural and mechanical assemblies that meet demanding quality and performance requirements. The team combines skilled craftsmanship with disciplined manufacturing practices to support production.
The Role
Valar Atomics is looking for 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.
Key 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 (dye penetrant, radiographic, ultrasonic) testing.
- Maintain and calibrate welding equipment; select correct 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 management procedures.
- 5+ years of professional welding experience in a manufacturing, aerospace, shipbuilding, or heavy industrial environment.
- AWS Certified Welder (or equivalent) with demonstrated proficiency in GTAW (TIG) on stainless steel and exotic alloys.
- Ability to read and work from 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.
- Ability to lift up to 50 lbs, stand for extended periods, and work in a shop-floor setting with appropriate PPE.
- Experience welding in nuclear, aerospace, or other highly regulated quality environments.
- Orbital welding experience for small-diameter precision tubing.
- Familiarity with ASME Section IX / Section III code welding and NDE processes.
- Prior experience standing up welding processes or procedures in a new manufacturing line.
- Forklift, overhead crane, or rigging certification.
- Competitive base salary
- Equity ownership in a rapidly growing advanced energy company
- Comprehensive medical benefits
- Unlimited PTO
- Free daily lunch and dinner provided onsite
- Generous PPE stipend
- High-impact startup environment with significant ownership and autonomy
- Opportunities for rapid career growth and internal advancement
- Direct collaboration with experienced operators, engineers, and industry leaders
- The opportunity to help build and scale transformative energy technology from the ground up
Equal Employment Opportunity Statement Valar Atomics is an equal opportunity employer. We consider all qualified applicants without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, age, disability, veteran status, or any other protected status under applicable law. We are committed to providing a workplace free of discrimination and harassment and will provide reasonable accommodation as required by law. Applicants must be legally authorized to work in the United States as a U.S. citizen or lawful permanent resident (green card holder). Salary $35-$50 USD
Vacancy posted 1 day ago
Similar jobs that could be interesting for youBased on the Senior Welder in Torrance, CA vacancy
$35 - $50 per hour
...Senior WelderTorrance, California, United StatesAt Valar Atomics, we're redefining what's possible in energy. Our mission is to make clean... ...to support production.Valar Atomics is looking for a Senior Welder to fabricate precision components for our modular nuclear reactor...SeniorPermanent employment- Honeywell Aerospace is seeking an experienced Welder Advanced - Level 4 to contribute to high-quality welding work that supports production goals and customer satisfaction. The role requires performing MIG, TIG, and Stick welding on various metals, reading complex blueprints...Senior
- 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, collaborating with engineering and quality teams to meet nuclear...Senior
- SpaceX in Hawthorne, CA, seeks a TIG Welder (Starship) Level 4/5 to join our aerospace fabrication team. You will weld, assemble, and fabricate fluid systems, read drawings, and use precision tooling to meet strict specifications. The role requires 5+ years TIG welding...SeniorShift work
$600 per month
The Position The positions assigned to this classification lead and participate in the repair, fabrication, schematics, and welding of metal parts and equipment using routine and complex or advanced welding and fabrication methods. The incumbents of this classification...SeniorOdd jobApprenticeshipShift workNight shiftWeekend work- Rocket Lab Corporation in Long Beach, CA, is seeking a Senior Welder to fabricate fluid systems and sub-assemblies for Rutherford and Archimedes engines. You will set up welding systems, weld to blueprints, and ensure tight tolerances are met. The ideal candidate has 8+...SeniorShift work
$30 - $40 per hour
Rocket Lab Corporation in Long Beach, California is seeking an experienced Orbital Tube Welder to weld and fabricate fluid systems for Rutherford and Archimedes engines. You will develop weld schedules, perform tube bending, read blueprints, and operate orbital welding...SeniorShift work- Relativity Space, Inc. in Long Beach is seeking a GTAW welder to join the Fluids Factory, collaborating with weld development and engineering teams to weld aluminum, stainless steel, Inconel, and more. You’ll own parts from start to finish, load tooling, perform dimensional...Senior
- Rocket Lab USA is seeking an Orbital Tube Welder III for the B shift based at our Long Beach headquarters. You will weld, fabricate, and assemble tubing systems for high-performance rocket engines, reading blueprints and working with orbital welding equipment. Ideal candidates...SeniorShift workAfternoon shift
$29.17 - $41.41 per hour
Vast Space LLC in Long Beach is seeking a Welder and Fabrication Technician III to support the development of systems for human-rated space stations. The ideal candidate will have over 4 years of experience with Class A TIG welding and metal fabrication. This role offers...SeniorHourly payFull time- Vast Space LLC is seeking a Senior Welder in Long Beach to support the development of artificial-gravity human-rated space stations. This full-time position entails responsibilities such as welding the Haven Structure, fabricating tooling, and operating robotic welding...SeniorFull timeAfternoon shift
$40 - $57 per hour
...and on time. If you want to work with the most talented people on Earth furthering space exploration for humanity, come join us. Senior Welder reporting to the Shop Floor Supervisor to support the development of systems required for the design and build of artificial‑...SeniorHourly payPermanent employmentFull timeTemporary workWeekend workAfternoon shift$30 - $50 per hour
...liquid launch vehicle, this is your opportunity! SENIORWELDER Based out of Rocket Lab Headquarters in Long Beach, California the Senior Welder will weld and fabricate various fluid systems and sub-assembly components for the Rutherford and Archimedes Rocket engines. WHAT...SeniorHourly payPermanent employmentLocal areaFlexible hoursShift workWeekend work$22 - $33 per hour
...instructions while maintaining both accountability and accurate work documentation through a start-to-finish fabrication processAssists senior Fabricators with parts and projectsInteracts with Engineering Teams to execute work requestsWhat You'll Do:Weld, fabricate, and...Hourly payTemporary workWork experience placementMonday to Friday$22 - $26 per hour
...provides unique, challenging, and exciting opportunities to contribute to the future of vertical flight.We are actively seeking a Welder in our Weld Bay Department, reporting to the Manager of Fabrication and Assembly.This is a full-time, non-exempt position. Eligible...Full time- Relativity Space, Inc. is seeking an experienced laser/GTAW welder in Long Beach to join the Terran R Materials and NDE team. You will set up and execute welds, interpret blueprints, and ensure weld quality per aerospace standards while working with robotic weld cells....Senior
- Relativity Space is seeking an experienced welder to join the Materials and NDE team in Long Beach. You will set up laser and GTAW welds on Terran R development hardware, read blueprints, and inspect parts using precision tools. The role requires 6+ years of hands-on welding...Senior
- Relativity Space is hiring a skilled welder in Long Beach, CA, to join the Materials and NDE team. You will perform laser and GTAW welds on Terran R development and flight hardware, read blueprints, and inspect parts with precision tools. Robotics experience with KUKA...Senior
$45.1 - $64.02 per hour
...government partners, and other crewed systems designed to unlock the expanding long-term space economy. Vast is looking for a Senior Welder - 2nd Shift reporting to the Shop Floor Supervisor - 2nd Shift, to support the development of the systems that will be required...SeniorFull timeTemporary workWeekend workAfternoon shift$34.42 - $51.63 per hour
At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that’s just the start. Achieving commercial success with Terran...Senior- ...: 401(k) Health insurance Paid time off Dental insurance Position Overview We are seeking an experienced Aerospace Welder (AWS D17.1 Class A) to join our manufacturing team. This role is responsible for performing high-quality welding operations on aerospace...
$23 - $27 per hour
...is actively developing the technologies to make this possible, with the ultimate goal ofenabling human life on Mars. ORBITAL TUBE WELDER, MANIFOLDSRESPONSIBILITIES: Follow established procedures to set up and operate theComposite Overwrap Pressure Vessel (COPV) Manifolds...Permanent employmentTemporary workMonday to FridayAll shiftsShift workWeekend work$23 - $27 per hour
...is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. ORBITAL TUBE WELDER, MANIFOLDS RESPONSIBILITIES: Follow established procedures to set up and operate the Composite Overwrap Pressure Vessel (COPV)...Permanent employmentTemporary workMonday to FridayAll shiftsShift workWeekend work- A leading recruitment firm is seeking a skilled welder in Torrance, California. The ideal candidate will have a high school diploma or equivalent and be adept at metal joining and repair tasks. Flexible work hours for either 1st or 2nd shift are required. In this role,...Flexible hoursDay shiftAfternoon shift
- SpaceX is seeking an Orbital Tube Welder to join our Hawthorne, CA team. You will set up and operate the COPV manifolds orbital welding system, read blueprints, and prepare tubing and fittings for welding. The role requires welding/manufacturing experience, a high school...Shift workWeekend work
- Honeywell Aerospace in Torrance, CA seeks an experienced Welder Advanced - Level 4 to perform MIG, TIG, and Stick welding on diverse metals, reading intricate blueprints and ensuring safety standards. The ideal candidate has extensive welding experience and knowledge of...Full time
- SpaceX is hiring for an Orbital Tube Welder, Manifolds, in Hawthorne, CA. You will set up and operate COPV manifolds welding systems, read blueprints, prepare tubing, perform pressure tests, and inspect welds with borescope equipment. The job requires a high school diploma...Shift work
- Joins, fabricates, and repairs metal and other weldable material by applying appropriate welding techniques. Interprets bluevideos, specifications, diagrams or schematics to determine appropriate welding process. Inspects completed welds to determine structural soundness...Monday to FridayFlexible hoursDay shiftAfternoon shift
- SpaceX is seeking an Orbital Tube Welder (Falcon) in Hawthorne, CA. Responsibilities include setup and operation of the orbital welding system, following blueprints, cutting tubing, and inspecting assemblies with a borescope. Preferred candidates include A&P license, TIG...Shift work
- Relativity Space in Long Beach, CA is seeking an experienced Welder to join the Materials and NDE team on Terran R development and flight hardware. You will set up laser and GTAW welds, inspect parts, and help develop welding parameters in collaboration with Weld Engineers...Senior
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Welder. Be the first to apply!

