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Penetrant Jobs in California (NOW HIRING)

Senior plc

NDT level I Penetrant

Oceanside, CA · On-site

$22 - $25/hr

Uses automated and manual techniques including digital radiography (DR) and fluorescent penetrant inspection (FPI) to perform non-destructive tests (NDT) to identify errors or defects. What will my ...

Senior plc

NDT level I Penetrant

Oceanside, CA · On-site

$22 - $25/hr

Uses automated and manual techniques including digital radiography (DR) and fluorescent penetrant inspection (FPI) to perform non-destructive tests (NDT) to identify errors or defects. What will my ...

NextDeavor Inc.

NDT Technician 1

Simi Valley, CA · On-site

$28 - $35/hr

Conduct Liquid Penetrant Inspection (PT) cycles, including proper lighting, temperature control, and system performance evaluations * Process parts through the complete penetrant inspection cycle and ...

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Penetrant information

What is a penetrant?

Penetrants, often referred to as liquid penetrant inspectors or technicians, are professionals who perform nondestructive testing (NDT) to detect surface-breaking defects in materials and components. They use liquid penetrant inspection methods to identify cracks, porosity, or other flaws that may not be visible to the naked eye. This process is widely used in industries like aerospace, automotive, and manufacturing to ensure the safety and integrity of critical parts. Penetrants follow strict procedures for cleaning, applying penetrant, developing, and inspecting the parts. Their work is essential for quality control and compliance with industry safety standards.

What are the key skills and qualifications needed to thrive as a penetrant inspector?

To thrive as a Penetrant Inspector, you need knowledge of non-destructive testing (NDT) methods, attention to detail, and a high school diploma or equivalent, often supplemented by NDT Level I or II certification. Familiarity with penetrant testing equipment, safety protocols, and relevant industry standards such as ASNT or NAS 410 is typically required. Strong observational skills, problem-solving abilities, and clear communication help inspectors accurately identify and report defects. These skills and qualifications are vital for ensuring the safety and reliability of components in industries like aerospace, manufacturing, and construction.

What are some common challenges faced by penetrant testing professionals and how can they be addressed?

Penetrant testing professionals often encounter challenges such as identifying subtle surface discontinuities, working in confined or awkward spaces, and ensuring thorough cleaning of test surfaces to avoid false results. Staying up-to-date with the latest testing standards and maintaining attention to detail are crucial. Collaborating closely with other NDT (Non-Destructive Testing) team members and following strict safety protocols can help address these challenges, ensuring accurate and reliable inspections.

What is the difference between Penetrant vs Radiographer?

AspectPenetrantRadiographer
Required CertificationsPenetrant testing certification (e.g., ASNT Level II)Radiography certification (e.g., ARRT, ARDMS)
Work EnvironmentIndustrial settings, manufacturing, aerospaceMedical facilities, hospitals, clinics
Industry UsageNon-destructive testing (NDT) in manufacturingMedical imaging and diagnostics
Job FocusDetecting surface flaws in materialsCapturing images of the human body for diagnosis

While both Penetrant testers and Radiographers work with imaging techniques, Penetrant specialists focus on non-destructive testing of materials in industrial settings, whereas Radiographers operate medical imaging equipment to diagnose patients. Their certifications, environments, and industry applications differ, but both roles require specialized training and safety protocols.

What are popular job titles related to Penetrant jobs in California?

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

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

The top searched job categories for Penetrant jobs in California are:

Penetrant jobs near you
Infographic showing various Penetrant job openings in California as of August 2026, with employment types broken down into 78% Full Time, 18% Part Time, 1% Temporary, 1% Contract, and 2% Nights. Highlights an 97% Physical, and 3% Remote job distribution.

Penetrant Inspector Level II - 1st Shift

alu

Santa Ana, CA

$20.25 - $26.96/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 19 days ago

Job description

Job Summary:

We are looking for a Level II NDT PENETRANT INSPECTOR that can start working right away.  The Inspector will be responsible for inspecting parts for defects as per our internal penetrant procedures.

Job Requirements:

  • Use Penetrant method of non-destructive testing (NDT) to detect surface defects invisible to the naked eye.
  • Perform all penetrant system checks.
  • Inspect parts following our internal Penetrant Inspection procedures.         
  • Evaluate all discontinuities and defects as specified by acceptance criteria.
  • Mark all defects and discontinuities clearly with a red marker.
  • Work within all time limits to avoid re-processing parts.
  • Re-evaluate and/or reject defected parts as required.
  • Maintain and document records of inspection.
  • Communicate effectively and professionally with employees across all levels and departments at APP.
  • Work safe and maintain an organized, lean work environment.
  • Strong commitment to good attendance and being on time as it is critical to meet production needs.

 

Skill Requirements:

  • In compliance with ITAR regulations, must be a US Citizen or US Person.
  • Must have previously had NAS 410 certification and be able to pass a specific and practical penetrant exam.
  • Ability to follow specific instructions and directions.
  • Able to work in a demanding fast-paced environment. 
  • English (reading, writing, verbal and comprehension).

 

Why work for APP?

  • On-the-job training and opportunities for advancement with a strong promote within program.
  • Medical, Dental, Vision – Generous company contribution, low cost to employee
  • Life insurance – 100% company paid - covers employee, spouse and dependent children
  • Generous Vacation Time
  • 9 Paid Holidays
  • Holiday Shut Down (Christmas thru New Year’s)
  • Sick Time
  • Annual Bonus (based on company meeting Key Results)
  • 401k (Company matches up to 4%)
  • ESOP Employee Profit Sharing Retirement Plan (100% Company Paid)
  • Tuition reimbursement

 

Compensation: $20.25 to $26.96 an hour. This is the lowest to highest salary we in good faith believe we would pay for this role at the time of this posting. We may ultimately pay more or less than the posted range, and the range may be modified in the future. An employee’s pay within the salary range will be based on several factors including, but limited to, relevant education, qualifications, certifications, experience, skills, seniority, geographic location, performance, and business or organizational needs.

 

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