Full-Time

Welder/Fitter

Aerospace Manufacturing

Posted on 9/10/2026

Machina Labs

Machina Labs

51-200 employees

AI-enabled robotic manufacturing for rapid production

Compensation Overview

$30 - $37/hr

Chatsworth, Los Angeles, CA, USA

In Person

Category
Manufacturing & Production Operations (1)
Required Skills
Welding
GD&T
Assembly

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Requirements
  • Demonstrated professional experience in welding, fitting, fabrication, or a related precision manufacturing environment.
  • Strong hands-on fabrication and mechanical assembly skills.
  • Ability to read and interpret engineering drawings, weld symbols, geometric dimensioning and tolerancing, specifications, and manufacturing work instructions.
  • Ability to accurately measure, lay out, fit, align, and assemble complex components.
  • Experience using welding equipment, hand and power tools, fixtures, fabrication equipment, and precision measurement instruments.
  • Ability to consistently work within tight dimensional, alignment, and fit-up requirements.
  • Strong understanding of fabrication and welding fundamentals and the ability to troubleshoot problems as they arise.
  • High attention to detail with a strong commitment to producing quality hardware.
  • Ability to work independently while collaborating effectively with Engineering, Quality, Production, and other teams.
  • Comfortable working in a fast-paced, high-mix/low-volume environment where processes and requirements may continue to evolve.
  • Ability to follow controlled procedures, work instructions, safety requirements, and quality standards while identifying opportunities for improvement.
  • Ability to stand for extended periods and perform detailed hands-on work under personal protective equipment.
  • Ability to lift up to 50 pounds.
Responsibilities
  • Read and interpret engineering drawings, blueprints, weld symbols, geometric dimensioning and tolerancing, specifications, work instructions, weld procedures, and travelers.
  • Perform precision layout, measurement, cutting, forming, fitting, tack welding, welding, and assembly of metallic components and structures.
  • Fit and align components using fixtures, clamps, tooling, and other fabrication equipment while maintaining required joint gaps, orientation, alignment, and assembly geometry.
  • Fabricate components from sheet metal, plate, tubing, structural members, thin-wall materials, and other complex geometries.
  • Perform welding operations in accordance with approved procedures, specifications, and work instructions.
  • Work with carbon steel, stainless steel, aluminum, titanium, nickel alloys, and other metals used in aerospace and advanced manufacturing applications.
  • Set up and properly use welding equipment, fixtures, tooling, purge systems, clamps, hand tools, and fabrication equipment.
  • Use precision measurement and inspection equipment, including calipers, micrometers, height gauges, weld gauges, squares, and straightedges.
  • Verify dimensional accuracy, joint gaps, alignment, orientation, and overall assembly geometry throughout the fabrication process.
  • Maintain proper material cleanliness, purge practices, contamination controls, and foreign object debris prevention requirements.
  • Inspect work for dimensional accuracy, fit-up, weld quality, cleanliness, and conformance to engineering and quality requirements.
  • Identify and troubleshoot fabrication, fit-up, dimensional, tooling, and welding issues before they result in unnecessary scrap or rework.
  • Recognize discrepancies between engineering requirements and the physical product and work with Engineering and Quality to determine the appropriate resolution.
  • Maintain accurate production, quality, inspection, and material traceability documentation within applicable digital systems, travelers, and manufacturing records.
  • Partner closely with Engineering, Quality, Production, and other teams to resolve manufacturing challenges and improve processes.
  • Support first-article builds, new product introduction, prototype builds, process development, and production ramp activities.
  • Contribute to the development and continuous improvement of welding, fitting, and fabrication processes.
  • Support robotic, automated, laser, and other advanced welding technologies as required.
  • Maintain tools, fixtures, equipment, and work areas in a safe, clean, organized, and serviceable condition.
  • Follow applicable safety, personal protective equipment, foreign object debris prevention, 5S/6S, quality, and controlled manufacturing requirements.
  • Assist with training and knowledge transfer to other welders, fitters, and production team members as appropriate.
Desired Qualifications
  • Experience with gas tungsten arc welding (TIG) and/or gas metal arc welding (MIG).
  • Experience with laser welding, robotic welding, or automated welding systems.
  • Experience supporting welding process development, troubleshooting, or production optimization.
  • Aerospace, defense, automotive, space, or other precision manufacturing experience.
  • Experience fabricating thin-wall components, complex weldments, or precision structural assemblies.
  • Experience working with aluminum, stainless steel, titanium, nickel alloys, and other aerospace materials.
  • Working knowledge of applicable American Welding Society and American Society of Mechanical Engineers welding codes and standards.
  • Experience working to AWS D17.1 or other aerospace welding requirements.
  • AWS welding certification or other applicable welding qualifications.
  • Experience working within an AS9100 quality management system.
  • Familiarity with foreign object debris prevention, material traceability, controlled documentation, and 5S/6S practices.
  • Experience supporting first-article builds, new product introduction, prototype-to-production transitions, or manufacturing process improvement.
  • Experience developing or improving fabrication procedures, work instructions, training, or standardized processes.
  • Experience working with carbon steel, stainless steel, aluminum, titanium, and nickel-based alloys.
  • Occasional overtime or weekend shifts based on program needs.

Machina Labs develops integrated manufacturing systems that combine robotics and AI to speed up design, prototyping, and production. Their systems automate the shaping, assembly, and testing of sheet metal and other parts using AI-driven optimization and digital tooling. These capabilities are tailored for aerospace, defense, OEMs, heavy equipment, energy, marine, construction, and consumer products, with a focus on large-format parts and fast, end-to-end fabrication for government and industrial customers. The goal is to shorten design-to-production cycles while improving quality and reliability for next-generation equipment.

Company Size

51-200

Company Stage

Series C

Total Funding

$172.3M

Headquarters

Los Angeles, California

Founded

2019

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Simplify Jobs

Simplify's Take

What believers are saying

  • Machina closed a $124 million Series C on February 4, 2026.
  • Woven Capital, Lockheed Martin Ventures, and SDF back the factory buildout.
  • Toyota partnership work, updated August 2026, widens commercial demand beyond defense.

What critics are saying

  • If JASSM qualification stalls, Machina's defense thesis collapses.
  • Factory 3 remains under development, so 2026 revenue depends on unproven scale-up.
  • Machina said 70% of revenue came from defense in 2026, creating concentration risk.

What makes Machina Labs unique

  • RoboCraftsman replaces dies with robotic sheet-forming, cutting tooling from millions to software.
  • Lockheed Martin qualified Machina-built JASSM parts on July 15, 2026.
  • Factory 3 targets 200,000 square feet and 50 cells for missile production.

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Benefits

Flexible Work Hours

Growth & Insights and Company News

Headcount

6 month growth

-3%

1 year growth

-7%

2 year growth

-5%
SpaceNews
Aug 12th, 2026
Pentagon missile buildup changing the factory floor.

Pentagon missile buildup changing the factory floor. Startups are bringing software, robotics and manufacturing methods developed around commercial space into a defense industry under pressure to produce weapons faster HUNTSVILLE, Ala. - The Pentagon's push to replenish missile inventories is creating an opening for a new class of manufacturers that say the problem isn't simply a shortage of factory space. It is how those factories are built. Startups such as Machina, Hadrian and Freeform are applying software, robotics and highly automated production techniques to aerospace and defense manufacturing, challenging a model that has long relied on dedicated machinery, specialized tooling and skilled labor to make relatively small numbers of complex parts. Some of the new manufacturing technology grew out of the commercial space industry. At this year's Space and Missile Defense Symposium, Los Angeles-based Machina is displaying a 16-foot fuselage for a hypersonic vehicle that it manufactured for Ursa Major, a company that is expanding from rocket propulsion into complete hypersonic missile systems. Machina co-founder and chief executive Edward Mehr, who previously worked at SpaceX and Relativity Space, says the hardware is an example of how AI can be applied not to designing weapons, but to controlling the machines that manufacture them. "Missile programs are not constrained by design. They are constrained by production," Mehr told SpaceNews. Machina recently received a qualification contract from Lockheed Martin supporting the Joint Air-to-Surface Standoff Missile, or JASSM, a long-range cruise missile built for the Air Force. The agreement is significant for Machina because it puts an assembly made with the company's manufacturing process through qualification for an operational missile program. Lockheed is also an investor in Machina through Lockheed Martin Ventures. Mehr said manufacturing fuselage structures for hypersonic missiles has become "a big area of growth for us." Machina's manufacturing platform, called RoboCraftsman, uses robotic arms to progressively shape sheets of metal into aerospace structures. The company uses artificial intelligence to give robotic equipment more autonomy over how it performs a physical task. "Our use of AI and robotics allows us to build flexible manufacturing systems that can switch between processes and geometries while reducing the need for dedicated tooling," Mehr said. Mehr said traditional programs can require tens of millions of dollars in dedicated equipment and long setup periods before the first production hardware is available for testing. Machina's argument is that a programmable factory can compress that transition because much of the change resides in software rather than in a new set of dies and machinery. Equipment previously producing automotive hardware, for example, could be reprogrammed to begin making a missile structure after receiving the digital design, he said. "Under the traditional model, a significant design change or a new missile component can require another investment in tooling, equipment and production setup," Mehr said. "With our system, much of that change can happen through software rather than by building another dedicated manufacturing line." Machina is looking to demonstrate that its approach can consistently meet the tolerances, quality requirements and production rates demanded by major weapons programs. The company is preparing to scale. Machina raised $124 million earlier this year to help finance a new 200,000-square-foot U.S. factory intended to move the technology from lower-volume work into larger production runs. Its customers also include NASA and Toyota.

Business Wire
Feb 5th, 2026
Machina Labs Raises $124 Million to Scale Manufacturing Infrastructure for Defense and Advanced Mobility

Machina Labs, a leader in advanced manufacturing and robotics, today announced it has closed a Series C financing totaling $124 million and the development o...

Tech in Asia
Feb 4th, 2026
US robotics startup raises $124M to build AI-driven missile factory

Machina Labs, a Los Angeles-based robotics startup, has raised $124 million to build a large-scale robotic manufacturing facility. The company plans to construct an "Intelligent Factory" spanning over 18,580 square metres, focused on mass-producing missile structures and airframes. The facility, significantly larger than Machina's current sites, will be located in New Mexico, Texas, Alabama or Nevada. Investors include Lockheed Martin Ventures, Balerion Space Ventures, Woven Capital and Abu Dhabi-based EDGE Group's Strategic Development Fund. Machina's "RoboCraftsman" cells use AI-guided robotics to shape metal parts directly from CAD files, eliminating the need for custom dies that cost up to $1 million each with 50-week lead times. The company currently generates 70% of revenue from defence contracts and 30% from commercial clients.

Mid-East Info
Dec 11th, 2025
Strategic Development Fund Announces Investment and Initial Agreement with Machina Labs - Middle East Business News and Information - mid-east.info

Abu Dhabi, UAE – December, 2025 – Strategic Development Fund (SDF), an Abu Dhabi-based investment entity wholly owned by EDGE Group, today announced the signing of an initial partnership and …

Thomasnet
Oct 6th, 2025
Toyota, Machina Labs Partnership Offers On-Demand Customization for Vehicles

Toyota, Machina Labs partnership offers on-demand customization for vehicles. Toyota Motor North America has partnered with Los Angeles - based Machina Labs to test new ways of manufacturing custom vehicle parts, including body panels and accessories, using artificial intelligence (AI) and robotics at automotive-grade quality. AI-Driven manufacturing for custom parts. Machina Labs is piloting its RoboForming technology with Toyota. The system, part of Machina's RoboCraftsman platform, uses robotic arms and AI to shape sheet metal without the need for dedicated molds or tooling. This allows automakers to produce unique parts in smaller volumes while maintaining the speed and precision of traditional mass production. Toyota and Woven Capital's role. The project was unveiled at the UP.Summit 2025 technology conference, where Machina and Toyota demonstrated a custom tailgate made using the process. Zach Choate, the General Manager of Production Engineering at Toyota Motor North America, said the work is in line with Toyota's goal of offering more personalized options to customers. Toyota's venture arm, Woven Capital, has backed the collaboration with an investment, noting that AI-powered manufacturing enables engineers to design and produce parts faster and at lower cost while easing supply chain pressures. The overall goal is to make vehicle customization more affordable and scalable within existing production systems. Toward flexible, on-demand production. Machina's technology also supports near-line manufacturing, allowing parts to be produced on demand from cells positioned close to assembly lines. The company said this setup makes it possible to handle low-volume, customized production without interrupting factory operations. The approach also addresses a growing market for automotive customization and accessories - valued at about $2.4 billion in 2024 for trucks alone - by reducing tooling costs, storage needs, and changeover times. Image credit: Machina Labs