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Freelance Leak Detection Engineer Jobs (NOW HIRING)

Teledyne

NDT Technician II

Huntsville, AL · On-site

$17.75 - $24/hr

Detect, localize, and quantify leak rates in accordance with applicable acceptance criteria ... recognized field of engineering or a closely related field of science. Normally requires ...

Teledyne

NDT Technician II-Huntsville,Alabama

Decatur, AL · On-site

$16.50 - $22.25/hr

Detect, localize, and quantify leak rates in accordance with applicable acceptance criteria ... recognized field of engineering or a closely related field of science. Normally requires ...

Teledyne

NDT Technician II-Huntsville,Alabama

Athens, AL · On-site

$17.25 - $23.50/hr

Detect, localize, and quantify leak rates in accordance with applicable acceptance criteria ... recognized field of engineering or a closely related field of science. Normally requires ...

SpaceXAI

Gas Pipeline Engineer

Memphis, TN · On-site

We are seeking an exceptional Gas Pipeline Engineer to design, develop, and maintain high ... Knowledge of leak detection systems, odorization, corrosion control, and emergency response ...

HKA Enterprises

Life Safety System Engineer

Tempe, AZ · On-site

$75.37/hr

... and Leak Detection Knowledge of design and construction specifications Experience estimating and scheduling mid-to-large-scale projects Ideally, you'll also have: Professional Engineering (PE ...

Amcor

Inspection Systems Engineer

Evansville, IN · On-site

... Engineer provides technical expertise and project support for inspection systems across Amcor ... leak detection, metal detection, and other automated quality systems. Working closely with ...

Hitachi

Field Service Engineer

Mount Pleasant, PA · On-site

Yes Field Service Engineer positions offered by Hitachi Energy USA Inc. (Mount Pleasant ... Perform and document field tests such as SF6 leak detection, gas analysis, timing, power factor ...

Hitachi

Field Service Engineer

Mount Pleasant, PA

Engineering & Science Job Schedule: Full time Remote: No General information: Hitachi Energy is ... Perform and document field tests such as SF6 leak detection, gas analysis, timing, power factor ...

Amcor plc

Inspection Systems Engineer

Evansville, IN · On-site

... Engineer provides technical expertise and project support for inspection systems across Amcor ... leak detection, metal detection, and other automated quality systems. Working closely with ...

HKA Enterprises

Life Safety Systems Engineer

Austin, TX · On-site

$48.22/hr

... Leak Detection Knowledge of design and construction specifications Experience estimating and ... Professional Engineering (PE) license Experience leading projects and managing resources Experience ...

PsiQuantum

Senior Cryostat Equipment Engineer

Milpitas, CA

$121K - $167K/yr

Perform helium leak detection, residual gas analysis (RGA), and vacuum diagnostics. * Collaborate ... Bachelor's degree in Mechanical Engineering, Physics, or a related field (advanced degree preferred ...

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Freelance Leak Detection Engineer information

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$14

$47

$132

How much do freelance leak detection engineer jobs pay per hour?

As of Aug 9, 2026, the average hourly pay for freelance leak detection engineer in the United States is $47.71, according to ZipRecruiter salary data. Most workers in this role earn between $24.28 and $61.78 per hour, depending on experience, location, and employer.

What is the difference between Freelance Leak Detection Engineer vs Plumbing Leak Detection Specialist?

AspectFreelance Leak Detection EngineerPlumbing Leak Detection Specialist
CredentialsCertifications in leak detection, plumbing, or related fields; technical trainingPlumbing licenses, leak detection certifications
Work EnvironmentVarious locations, including residential, commercial, industrial sitesPrimarily plumbing systems in residential and commercial settings
Employer & IndustryIndependent contractors, engineering firms, consulting companiesPlumbing companies, maintenance services
Search & Comparison IntentSeeking freelance leak detection services or careersLooking for plumbing leak detection specialists

While both roles focus on leak detection, Freelance Leak Detection Engineers typically work independently across diverse environments with broader technical responsibilities, whereas Plumbing Leak Detection Specialists are often employed by plumbing firms focusing on residential and commercial plumbing systems. The roles overlap in skills and certifications but differ in scope and work setting.

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What cities are hiring for Freelance Leak Detection Engineer jobs? Cities with the most Freelance Leak Detection Engineer job openings:
What are the most commonly searched types of Leak Detection Engineer jobs? The most popular types of Leak Detection Engineer jobs are:
What states have the most Freelance Leak Detection Engineer jobs? States with the most job openings for Freelance Leak Detection Engineer jobs include:
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Freelance Leak Detection Engineer jobs near you
Infographic showing various Freelance Leak Detection Engineer job openings in the United States as of August 2026, with employment types broken down into 92% Full Time, 2% Part Time, and 6% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $99,230 per year, or $47.7 per hour.

NDT Technician II

Teledyne

Huntsville, AL • On-site

$17.75 - $24/hr

Part-time

This job post has expired today. Applications are no longer accepted.

Teledyne Technologies rating

8.3

Company rating: 8.3 out of 10

Based on 49 frontline employees who took The Breakroom Quiz

41st of 156 rated electronics manufacturers

Job description

Be visionary
Teledyne Technologies Incorporated provides enabling technologies for industrial growth markets that require advanced technology and high reliability. These markets include aerospace and defense, factory automation, air and water quality environmental monitoring, electronics design and development, oceanographic research, deepwater oil and gas exploration and production, medical imaging and pharmaceutical research.
We are looking for individuals who thrive on making an impact and want the excitement of being on a team that wins.
Job Description
Position Summary
Seeking a qualified NDT Level II Leak Testing technician with primary expertise in Helium Mass Spectrometer Testing (MSLT). The technician will perform, interpret, evaluate, and document leak testing examinations in accordance with applicable codes, standards, specifications, and company written practices. Additional experience in pressure change, bubble, and halogen leak testing methods is preferred.
Primary Duties
  • Set up, calibrate, and operate helium mass spectrometer leak detection equipment including vacuum systems, pumps, and detectors
  • Perform leak testing using vacuum, hood, and sniffer techniques
  • Verify instrument sensitivity using certified leak standards prior to and during examinations
  • Detect, localize, and quantify leak rates in accordance with applicable acceptance criteria
  • Interpret and evaluate examination results per code, specification, and customer requirements
  • Prepare accurate and complete examination reports including all required calibration data and test parameters
  • Select appropriate techniques and procedures based on part configuration and test requirements
  • Provide technical direction and on-the-job training to Level I personnel
  • Maintain compliance with company written practices and applicable codes and standards

Required Level II Qualifications
  • NDT Level II certification in Leak Testing (LT) - Helium Mass Spectrometer in accordance with employer written practice per SNT-TC-1A, NAS 410, or CP-189 as applicable
  • Demonstrated hands-on experience with helium leak detection systems, vacuum technology, and leak rate measurement
  • Working knowledge of ASME Section V Article 10, and applicable ASTM standards (E493, E498)
  • Ability to read and interpret codes, standards, specifications, drawings, and procedures

Preferred Level II Qualifications
  • Pressure Change Testing
  • Bubble Testing (immersion and applied solution)
  • Halogen Diode Leak Detection
  • Radiographic Testing (RT)
  • Ultrasonic Testing (UT)
  • Liquid Penetrant Testing (PT)
  • Visual Testing (VT)

Technical Knowledge
  • Helium mass spectrometer operating principles and tracer gas behavior
  • Vacuum system theory, operation, and troubleshooting
  • Leak rate units and interpretation (atm• cc/sec)
  • Calibration standards and sensitivity verification
  • Applicable codes and customer specification requirements

Work Environment
  • Shop and field environments with exposure to pressurized and vacuum systems
  • Use of required PPE and adherence to all safety and gas handling requirements
  • Physical ability to access and inspect components in various orientations and locations

Education:
Requires a high school diploma, prefer candidate have a BS degree in a recognized field of engineering or a closely related field of science. Normally requires approximately ten (10) years of applicable professional experience or a combination of graduate study and experience. However, assignments are primarily made on the basis of demonstrated capabilities and reputation in the area of specialization.
Other Qualifications
  • US Citizenship with ability to attain/maintain government security clearance.

Teledyne and all of our employees are committed to conducting business with the highest ethical standards. We require all employees to comply with all applicable laws, regulations, rules and regulatory orders. Our reputation for honesty, integrity and high ethics is as important to us as our reputation for making innovative sensing solutions.
Teledyne is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age, or any other characteristic or non-merit based factor made unlawful by federal, state, or local laws.

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