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Ultrasonic Testing Jobs in California (NOW HIRING)

NDT Level III, IUT and VI

CA · On-site

$120K - $140K/yr

Overview The NDT IUT and VI Level III provides advanced technical expertise, leadership, and certification authority in ultrasonic testing for aerospace components and assemblies. The Level III is ...

SUMMARY Uses Ultrasonic Testing Units to test and inspect products at various stages of production process to determine and maintain quality and reliability of products. Assists in QA projects as ...

UT Level 2 Inspector

Fontana, CA · On-site

$22.75 - $24.25/hr

SUMMARY Uses Ultrasonic Testing Units to test and inspect products at various stages of production process to determine and maintain quality and reliability of products. Assists in QA projects as ...

AWS/CWI Inspector

San Diego, CA · On-site

$30 - $40.50/hr

Ultrasonic Testing (UT) * Magnetic Particle (MT) * Penetrant Testing (PT) * Associate's or Bachelor's Degree in a related field Compensation: Competitive hourly rate, commensurate with experience and ...

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Ultrasonic Testing information

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How much do ultrasonic testing jobs pay per hour?

As of Jul 26, 2026, the average hourly pay for ultrasonic testing in California is $26.38, according to ZipRecruiter salary data. Most workers in this role earn between $18.83 and $28.25 per hour, depending on experience, location, and employer.

What are some common challenges faced by Ultrasonic Testing technicians in the field, and how can they be addressed?

Ultrasonic Testing (UT) technicians often encounter challenges such as working in confined spaces, dealing with varying surface conditions, and interpreting complex signals from materials with irregular shapes or welds. These challenges can be addressed by staying up to date with the latest UT equipment and software, practicing effective communication with team members to ensure safety, and continually developing interpretation skills through ongoing training and certification. Collaboration with experienced colleagues and thorough pre-inspection planning can also help minimize errors and improve testing efficiency.

What is ultrasonic testing?

Ultrasonic testing (UT) is a non-destructive testing (NDT) method that uses high-frequency sound waves to detect defects, measure thickness, and evaluate the properties of materials. It is commonly used in industries such as manufacturing, aerospace, and oil and gas to inspect welds, structures, and components without causing any damage. UT can identify internal flaws, such as cracks or voids, that may not be visible on the surface. Trained technicians use specialized equipment to transmit and receive ultrasonic waves, analyzing the reflected signals to assess the integrity of the material.

What is the difference between Ultrasonic Testing vs Radiographic Testing?

AspectUltrasonic TestingRadiographic Testing
CredentialsLevel I, II, III certifications in ultrasonic testingLevel I, II, III certifications in radiography
Work EnvironmentContact-based, uses ultrasonic waves on materialsNon-contact, uses X-ray or gamma rays on materials
Industry UsageWelding, aerospace, power plantsWelding, aerospace, power plants
Detection TypeMeasures thickness, detects flaws via ultrasonic wavesVisualizes internal flaws via radiographic images

Both Ultrasonic Testing and Radiographic Testing are non-destructive methods used to inspect materials for flaws. Ultrasonic Testing is contact-based and ideal for thickness measurements and detecting subsurface flaws, while Radiographic Testing provides detailed internal images but involves radiation. The choice depends on the specific inspection needs and safety considerations.

What are the key skills and qualifications needed to thrive as an Ultrasonic Testing Technician, and why are they important?

To thrive as an Ultrasonic Testing Technician, you need a strong understanding of materials science, physics, and non-destructive testing (NDT) principles, often supported by relevant certifications such as ASNT Level I, II, or III. Proficiency with ultrasonic testing equipment, data analysis software, and calibration tools is essential for accurate inspections. Attention to detail, analytical thinking, and effective communication are vital soft skills for interpreting results and reporting findings to stakeholders. These skills and qualifications ensure reliable safety assessments, regulatory compliance, and the prevention of structural failures in critical industries.
What job categories do people searching Ultrasonic Testing jobs in California look for? The top searched job categories for Ultrasonic Testing jobs in California are:
What cities in California are hiring for Ultrasonic Testing jobs? Cities in California with the most Ultrasonic Testing job openings:
Infographic showing various Ultrasonic Testing job openings in California as of July 2026, with employment types broken down into 1% As Needed, 78% Full Time, 12% Part Time, 8% Contract, and 1% Nights. Highlights an 82% Physical, 3% Hybrid, and 15% Remote job distribution, with an average salary of $54,872 per year, or $26.4 per hour.
Non-Destructive Testing Inspector - Level III

Non-Destructive Testing Inspector - Level III

Kleinfelder Inc

Cerritos, CA

Full-time

Medical, Dental, Vision, Life, Retirement

Posted 16 days ago


Kleinfelder rating

7.7

Company rating: 7.7 out of 10

Based on 19 frontline employees who took The Breakroom Quiz

258th of 442 rated engineering


Job description

Job Description

Take Your Construction Career to the Next Level! 

Kleinfelder, a Forbes' Top Employer for Engineers in North America, is committed to a people-first culture, technical excellence, and creating opportunities where employees can thrive!

Are you ready to be challenged, make a difference, and experience professional growth in your career? Kleinfelder's Construction Services team is looking for you! From construction management and observation/inspection services to laboratory testing and materials and forensic engineering, our Construction Services market helps to develop and maintain America's infrastructure and supply chain and is a recognized industry leader with more than 25 accredited laboratories. 

Step into Your New Role 

Kleinfelder, Inc. is seeking an experienced ASNT NDT Level III Technician to support quality assurance and verification (QA/V) inspection and testing of materials and structural components for major transportation infrastructure projects. You will serve as a senior technical resource for our nondestructive testing program, overseeing ASNT SNT-TC-1A NDT Level II inspection staff for inspection of structural steel weldments and related materials at fabrication shops, manufacturing facilities, and field sites.

Key Responsibilities

  • Provide ASNT Level III services in assigned NDT methods, including Ultrasonic Testing (UT), Radiographic Testing (RT), Penetrant Testing (PT), and Magnetic Particle Testing (MT).
  • Perform, evaluate, and interpret NDT examinations of structural steel weldments and other materials in accordance with AWS D1.5 (Bridge Welding Code), AWS D1.1, and applicable contract specifications, including Fracture Critical Member (FCM) provisions.
  • Develop, review, and approve NDT procedures and techniques; administer the company written practice in accordance with ASNT SNT-TC-1A, including training, examination, and certification oversight of Level II personnel.
  • Conduct Phased Array Ultrasonic Testing (PAUT) services in accordance with AWS D1.5 Annex K4.2, as applicable.
  • Travel to job sites, fabrication shops, and manufacturing facilities to verify adequate quality assurance measures and compliance with project requirements.
  • Review Quality Control Plans and inspection reports in a timely manner; prepare clear, accurate inspection and test documentation.
  • Maintain test equipment in good working order, calibrated with devices of accuracy traceable to national standards.
  • Provide direction to inspectors and technical staff regarding materials inspection requirements while maintaining standards, consistency, schedule, and cost objectives.

Required Qualifications

  • Current ASNT NDT Level III certification in two (2) or more of the following methods: Ultrasonic Testing (UT), Dye Penetrant Testing (PT), Magnetic Particle Testing (MT), Radiographic Testing (RT).
  • Minimum five (5) years of NDT experience.
  • Ability to provide copies of current ASNT Level III certifications upon hire (required for client qualification submittals).
  • Working knowledge of AWS D1.5 Bridge Welding Code, including FCM requirements and PAUT requirements (AWS D1.5 Annex K4.2).
  • Ability to read and interpret structural plans, shop drawings, welding procedure specifications, and contract special provisions.
  • Strong written and verbal communication skills; proficiency preparing inspection reports and technical documentation.
  • Valid driver's license and willingness to travel to fabrication shops, plants, and project sites; ability to work in shop and field environments (standing, climbing, lifting up to [XX] lbs, working at heights as needed).

Preferred Qualifications

  • Experience performing quality assurance/verification (QA/V) or source inspection services for Caltrans Materials Engineering and Testing Services (METS) or a similar state DOT materials inspection program.
  • Current ASNT SNT-TC-1A NDT Level II certification in two (2) or more of the following methods: Ultrasonic Testing (UT), Dye Penetrant Testing (PT), Magnetic Particle Testing (MT), Radiographic Testing (RT).
  • Familiarity with Caltrans Standard Specifications, structural materials acceptance requirements, and source inspection documentation and reporting practices.
  • Experience supporting state DOT Quality Assurance and Source Inspection programs, including coordination with oversight engineers, fabricators, and project delivery teams under task order contracts.
  • Experience performing shop inspection at structural steel fabrication facilities including review of fabricator Quality Control Plans and Non-Destructive Testing Plans.
  • Current AWS Certified Welding Inspector (CWI) per AWS QC-1.
  • Experience auditing fabricator quality management systems.
  • Experience working on bridge and major transportation structure projects in California.
  • Phased Array Ultrasonic Testing (PAUT) services in accordance with AWS D1.5 Annex K4.2 is a plus.
  • Digital RT certification / experience is a plus.

Following an offer, candidates will be required to satisfactorily complete employment reference checks, verification of professional licensure and/or educational credentials, a motor vehicle report (MVR), and a comprehensive background check.

Move Forward with Kleinfelder:Kleinfelder and its' subsidiaries and affiliates, has been connecting great people to the best work since 1961. We are engineers, scientists, and construction professionals providing solutions that improve our clients' transportation, water, energy, and other private infrastructure. As a responsive, cross-disciplinary team of bright, curious, and innovative problem-solvers, we are dedicated to doing the right thing, every day, on every project from over 110 offices in the US, Canada, and Australia.Connecting great people to the best work is our purpose - together, we deliver. 

Progress with an Employer that Values You 

Kleinfelder, and its' subsidiaries and affiliates, is an inclusive organization free from discrimination. We are a stronger organization when we are a diverse workforce and believe that through diversity, equity, and inclusion comes creativity, innovation, and unity. We are proud to offer the following: 

Benefits:Kleinfelder, and its' subsidiaries and affiliates, offers an excellent compensation and benefits package, including: medical, dental, vision, life insurance, 401(k) plan, and paid holidays.The expected salary range for the position is displayed in accordance with the California Pay Transparency Law. Final agreed upon compensation is based upon individual qualifications and experience. Salary Range:$180,000 - $220,000 annually. 

Career Development:We are committed to investing in the professional development of our staff, offering each employee every opportunity to grow, develop, and take control of their career paths. We support these efforts through reimbursements for continuing education as well as many of the expenses associated with trainings and certifications, and opportunities for career development through our internal Mentoring Program. 

Equal Opportunity:Kleinfelder, and its' subsidiaries and affiliates, is an Equal Opportunity Employer - Minorities/Women/Disabled/Veterans. (Compliant with the new VEVRAA and Section 503 rules) 

NOTICE TO THIRD PARTY AGENCIES 

Please note that Kleinfelder, and its' subsidiaries and affiliates, does not accept unsolicited resumes from recruiters or employment agencies. In the absence of a signed Recruitment Fee Agreement, Kleinfelder, and its' subsidiaries and affiliates, will not consider or agree to payment for any referral compensation or recruiter fee. In the event a recruiter or agency submits a resume or candidate without a previously signed agreement, Kleinfelder, and its' subsidiaries and affiliates, explicitly reserves the right to pursue and hire those candidate(s) without any financial obligation to the recruiter or agency. Any unsolicited resume, including those submitted to hiring managers, are deemed to be the property of Kleinfelder.

Employment Type: FULL_TIME

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