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Weld Testing Jobs in California (NOW HIRING)

Hermeus

Manufacturing Engineer, New Grad

Los Angeles, CA · On-site

$91K - $112K/yr

Support weld qualification efforts, including mechanical testing, NDE inspection, documentation, and data review. * Contribute to root cause investigations related to weld quality, material ...

Hermeus

Manufacturing Engineer, New Grad

Los Angeles, CA · On-site

$91K - $112K/yr

Support weld qualification efforts, including mechanical testing, NDE inspection, documentation, and data review. * Contribute to root cause investigations related to weld quality, material ...

Vantedge

Weld Operator I Temporary

Rancho Cordova, CA · On-site

$22 - $24/hr

Demonstrates through testing, ability to accurately perform carbon air arc cutting. * Develop and build basic fixturing. * Straighten welded parts. * Weld up holes up to 2-inches deep. * Visually ...

TEAM, Inc.

Level I VTP Technician

Benicia, CA · On-site

$62K - $72K/yr

Execute isolation and hydrostatic weld testing services in accordance with the approved site and company procedures. * The technician is directly responsible for the execution of the services in ...

Labor One Staffing

Pipe Welders Needed

Los Angeles, CA · On-site

$28 - $34.50/hr

FCAW Fillet weld plates: · 2F 3F 4F (VT test) *Fillet testing shall take 1-2 hours Steel backing butt joint 6X6 3/8" thick: · 2G 3G 4G (VT and UT test ) *All Butt joint testing takes a welder an ...

Labor One Staffing

Hiring Pipe Welders

San Diego, CA · On-site

$27.50 - $34/hr

FCAW Fillet weld plates: · 2F 3F 4F (VT test) *Fillet testing shall take 1-2 hours Steel backing butt joint 6X6 3/8" thick: · 2G 3G 4G (VT and UT test ) *All Butt joint testing takes a welder an ...

SpaceX

Welding Engineer

Hawthorne, CA

$115K - $140K/yr

Understanding of weld strength testing methodologies, standards, and data acquisition systems used to make informed welding decisions (ASTM E8, E399, E740, ISO 15653, AWS D17.X, AWS C7.X, thermos ...

The Brock Group

QA/QC LEV I

Bakersfield, CA · On-site

$65 - $75/hr

Ability to manually, or with an automated program, produce weld and flange map drawings. • Knowledge of NDE Practices, Welding Processes, and Materials • Knowledge of proper welder testing ...

SpaceX

Welding Engineer

Hawthorne, CA · On-site

$115K - $140K/yr

Understanding of weld strength testing methodologies, standards, and data acquisition systems used to make informed welding decisions (ASTM E8, E399, E740, ISO 15653, AWS D17.X, AWS C7.X, thermos ...

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Weld Testing information

What is weld testing?

Weld testing is the process of evaluating the quality and integrity of welds to ensure they meet specific standards and safety requirements. This can involve various methods, such as visual inspection, ultrasonic testing, radiographic testing, and destructive testing. Weld testing helps identify defects like cracks, porosity, or incomplete fusion, which could compromise the strength and durability of a welded structure. It is essential in industries like construction, manufacturing, and shipbuilding to ensure safety and compliance with regulations.

What are the key skills and qualifications needed to thrive in weld testing?

To excel in Weld Testing, you need a solid understanding of welding processes, metallurgy, and inspection standards, often supported by technical certifications like AWS Certified Welding Inspector (CWI) or equivalent. Familiarity with non-destructive testing (NDT) methods, such as ultrasonic, radiographic, or magnetic particle testing, and competence with inspection tools and documentation systems are essential. Attention to detail, analytical thinking, and clear communication help ensure accurate assessments and reporting of weld quality. These skills and qualifications are critical for maintaining safety, compliance, and reliability in manufacturing and construction projects.

What are some common challenges faced by professionals in weld testing roles, and how can they be addressed?

Weld testing professionals often encounter challenges such as interpreting complex blueprints, ensuring welds meet strict quality standards, and maintaining safety in hazardous environments. Effective communication with welders and engineers is essential to resolve discrepancies and clarify specifications. Staying updated on the latest testing methods and industry codes, as well as participating in ongoing training, can help overcome these challenges and ensure accurate, reliable assessments. Collaborative teamwork and attention to detail are crucial for success in this role.

What is the difference between Weld Testing vs Welding Inspector?

AspectWeld TestingWelding Inspector
CertificationsWeld testing certifications (e.g., AWS, ASNT)Welding inspector certifications (e.g., AWS CWI)
Work EnvironmentLaboratories, testing facilities, on-site testingConstruction sites, manufacturing plants, inspection locations
Primary FocusEvaluating weld quality through testing methodsInspecting welds for compliance and quality assurance
Industry UsageManufacturing, construction, pipeline, aerospaceConstruction, manufacturing, shipbuilding, oil & gas

Weld testing involves evaluating weld quality through various testing methods, often in labs or on-site, focusing on material properties and weld integrity. Welding inspectors, on the other hand, perform visual inspections and ensure welds meet industry standards during construction or manufacturing processes. Both roles require certifications and are essential for ensuring weld safety and quality in the industry.

Are weld testing inspectors in demand?

Weld testing inspectors are in steady demand across industries such as construction, manufacturing, and energy, where quality control and safety are critical. Employment opportunities often require certifications like AWS or ASNT, and the role involves inspecting welds using non-destructive testing methods. The demand is expected to grow with ongoing infrastructure projects and increased emphasis on safety standards.

How to become a weld testing?

To become a weld tester, individuals typically need to complete a welding certification program and gain experience in welding techniques. They often pursue certifications such as AWS Certified Welding Inspector (CWI) and develop skills in visual inspection, non-destructive testing, and safety protocols. Practical experience and knowledge of welding codes are essential for this role.

What are popular job titles related to Weld Testing jobs in California?

For Weld Testing jobs in California, the most frequently searched job titles are:

What job categories do people searching Weld Testing jobs in California look for?

The top searched job categories for Weld Testing jobs in California are:

What cities in California are hiring for Weld Testing jobs?

Cities in California with the most Weld Testing job openings:

Weld Testing jobs near you
Infographic showing various Weld Testing job openings in California as of August 2026, with employment types broken down into 1% As Needed, 88% Full Time, 8% Part Time, 2% Contract, and 1% Nights. Highlights an 87% Physical, 3% Hybrid, and 10% Remote job distribution.

Manufacturing Engineer, New Grad

Hermeus

Los Angeles, CA

$91K - $112K/yr

Full-time

Medical, Retirement, PTO

Re-posted 25 days ago

Job description

Hermeus is a venture-backed defense aviation company reclaiming the lost art of rapid iterative prototyping to build the fastest aircraft in the world today. By prioritizing relentless hardware iteration, we deliver high-speed systems at the pace of the modern battlefield. We work with the Department of War to provide the high-speed capabilities our nation and its allies need to maintain a durable, asymmetric advantage.

About the Role

Hermeus is seeking a hands-on, highly motivated New Grad Manufacturing Engineer to support the development, fabrication, and integration of advanced aerospace hardware, including weld-related processes, across our R&D and prototype manufacturing environments.

In this role, you will work closely with design, manufacturing, test, tooling, and integration teams to help bring complex welded assemblies from concept to hardware. This is an ideal opportunity for a recent graduate who has strong hands-on experience through internships, research, capstone projects, student competition teams, or manufacturing environments and is excited to build, test, learn quickly, and contribute directly to flight hardware development.

Responsibilities:
  • Support the development and improvement of weld processes, parameters, fixtures, and joint designs for advanced aerospace hardware.
  • Assist with R&D and prototype builds of welded aircraft structures, tanks, propulsion assemblies, and related hardware.
  • Work closely with technicians, manufacturing engineers, and design engineers to support fabrication, assembly, and integration activities.
  • Help evaluate weld quality through inspection results, test data, and hands-on troubleshooting.
  • Support weld qualification efforts, including mechanical testing, NDE inspection, documentation, and data review.
  • Contribute to root cause investigations related to weld quality, material compatibility, process variation, and hardware performance.
  • Partner with design and manufacturing teams to improve weld joint design, tooling, and assembly methods for manufacturability, precision, and repeatability.
  • Assist with process control improvements using feedback from weld testing, NDE results, and build data.
  • Support research and evaluation of welding technologies, materials, and joining methods for potential use in hypersonic aircraft manufacturing.
  • Collaborate with tooling, automation, and integration teams to reduce distortion, improve build accuracy, and accelerate production timelines.
Requirements:
  • Graduating or Graduated with a Bachelor's degree in Mechanical Engineering, Welding Engineering, Materials Science, Manufacturing Engineering, or a related technical discipline.
  • Hands-on experience through internships, research, capstone projects, student competition teams, labs, or manufacturing environments.
  • Exposure to fabrication, manufacturing, testing, or integration of mechanical or aerospace hardware.
  • Strong problem-solving skills and willingness to work directly on the shop floor with technicians and engineers.
  • Ability to thrive in a fast-paced, execution-focused environment.
  • Strong communication skills and ability to work cross-functionally across engineering and manufacturing teams.
Preferred Skills and Experience:
  • Hands-on welding, fabrication, or joining experience.
  • Experience with aerospace structures, propulsion hardware, tanks, pressure vessels, or structural assemblies.
  • Familiarity with welding processes such as gas tungsten arc welding, gas metal arc welding, laser beam welding, electron beam welding, plasma arc welding, resistance welding, friction-stir welding, or orbital tube welding.
  • Exposure to nickel-based alloys, stainless steel, titanium, copper, aluminum, or other aerospace materials.
  • Understanding of weld joint design, mechanical tolerances, thermal effects, and structural loading.
  • Experience with NDE, mechanical testing, metallography, brazing, or other joining processes.
  • Experience on hands-on engineering teams such as FSAE, rocketry, robotics, aerospace clubs, or similar build-focused organizations.
  • Interest in automation, robotic welding, tooling, and manufacturing process improvement.
Physical Requirements:
  • Ability to work at a computer for extended periods of time.
  • Ability to regularly move through office, manufacturing, and test facility environments.
  • Ability to work in hands-on manufacturing environments as needed to support hardware builds, inspections, and troubleshooting.
$91,800 - $112,200 a year

The salary range listed for this role is intended as a general guideline. Final compensation will be determined based on a variety of factors, including role scope and responsibilities, relevant experience, education and training, key skills, market data, and business needs.

At Hermeus, compensation is only one part of our total rewards package. We offer competitive pay, equity, and a range of benefits designed to support our team.

Benefits:
  • Health & Wellness: 100% employer-paid healthcare and pet insurance
  • Financial: Competitive pay, stock options, 401(k) retirement plan, and potential year-end bonuses
  • Time Off: Paid parental leave, 12 federal holidays, unlimited PTO for exempt employees, and generous accrued PTO for non-exempt employees
  • Office Perks: Weekly paid office lunches and fully stocked breakrooms
 
U.S. EXPORT CONTROL COMPLIANCE STATUS 
The person hired will have access to information and items subject to U.S. export controls, and therefore, must either be a "U.S. person" as defined by22 C.F.R. 120.62or otherwise eligible for deemed export licensing. US persons include U.S. citizens, U.S. nationals, lawful permanent residents (green card holders), and asylees and refugees with such status granted, not pending. 
 
EQUAL OPPORTUNITY
Hermeus is an Equal Opportunity Employer. Employment decisions at Hermeus are based solely on merit, competence, and qualifications, without regard to race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability, or any other legally protected status.
 
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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