Production Weld Fitter

Machina Labs•Los Angeles, CA

1d•Onsite

About The Position

Machina Labs is changing the manufacturing industry by building intelligent, software-defined factories that produce complex metal structures directly from digital design. We integrate advanced metal forming, robotics, and automated production within a flexible factory architecture, enabling customers to move from prototype to production rapidly. We are backed by industry leaders like Lockheed Martin, Toyota, and NVIDIA, and we are building the future of manufacturing infrastructure for defense, aerospace, and advanced mobility programs. If you are passionate about solving challenging problems that have a tangible impact, Machina Labs is the place for you.

Requirements

U.S. person (ITAR/EAR).
High school diploma or equivalent; welding trade certificate or apprenticeship preferred.
2+ years hands-on GTAW in aerospace/defense or equivalent high-spec environment.
Ability to qualify to AWS D17.1 (Class A/B) and pass required visual acuity tests.
Proficiency reading prints/GD&T; using calipers, micrometers, height gauges, and weld gauges.
Demonstrated skill with thin-wall welding and distortion management.
Comfortable with digital travelers/MRP and disciplined documentation.

Nice To Haves

Experience fitting aerospace, defense, pressure vessel, tank, or structural assemblies.
Experience working to AWS D17.1 or other aerospace welding requirements.
Experience with aluminum, stainless steel, titanium, nickel alloys, or other aerospace-grade materials.
Welding trade certificate, apprenticeship, or equivalent hands-on training.
Experience in an ISO 9001 or AS9100 certified manufacturing environment.
Experience supporting robotic welding, laser welding, or automated manufacturing systems.
Familiarity with purge setups, titanium/stainless cleanliness requirements, and contamination control.
Experience supporting first-article builds, development hardware, or low-rate production.
Working knowledge of lean manufacturing, 5S, and shop safety practices.

Responsibilities

Fit, align, clamp, and tack weld thin-wall components and assemblies, including tanks, rings, skins, brackets, and structural hardware.
Prepare parts and assemblies for GTAW, laser welding, and robotic welding operations in accordance with drawings, travelers, work instructions, and weld procedures.
Read and interpret engineering drawings, GD&T, weld symbols, travelers, WPS documents, and inspection requirements.
Perform precision layout, measurement, trimming, edge prep, and joint preparation prior to welding.
Build, set up, and use fixtures, jigs, clamps, and tooling to maintain alignment and control distortion.
Verify fit-up dimensions using calipers, micrometers, height gauges, weld gauges, and other precision inspection tools.
Support purge setups for stainless steel, titanium, and other sensitive materials, including argon back-purge, dams, cleanliness controls, and dedicated tooling.
Perform tack welding and basic weld operations as required to secure assemblies prior to final welding.
Maintain strict cleanliness standards for aerospace welding, including degreasing, edge prep, dedicated brushes, and contamination control.
Assist welders, manufacturing engineers, and quality personnel with first-article builds, fit-up improvements, fixture adjustments, and process refinements.
Maintain accurate documentation in travelers, digital work instructions, MRP systems, and production records.
Support robotic welding cell setup, fixture changeover, part loading, and basic equipment care as needed.
Maintain a clean, organized, and safe work area in accordance with 5S, PPE, and shop safety requirements.
Mentor junior technicians or welders on fit-up practices, cleanliness, and production discipline as needed.