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Freelance Subsurface Utility Engineer Jobs (NOW HIRING)

ADVANCED INFRASTRUCTURE DESIGN

$60K - $78K/yr

... subsurface and utility mapping, and forensic studies. AID owns and operates an array of NDT ... The candidate will perform this work mostly under the supervision of a senior engineer. The ...

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How much do freelance subsurface utility engineer jobs pay per year?

As of Sep 14, 2026, the average yearly pay for freelance subsurface utility engineer in the United States is $92,871.00, according to ZipRecruiter salary data. Most workers in this role earn between $71,000.00 and $109,000.00 per year, depending on experience, location, and employer.

What is a freelance subsurface utility engineer?

Freelance Subsurface Utility Engineers are professionals who specialize in detecting, mapping, and managing underground utilities such as water pipes, gas lines, and electrical cables on a contract or project basis. They use techniques like Ground Penetrating Radar (GPR), electromagnetic locating, and utility mapping to prevent damage during construction projects. By working independently or with multiple clients, freelance subsurface utility engineers offer flexible expertise to construction companies, municipalities, and engineering firms. Their work is crucial for ensuring safety, regulatory compliance, and efficient project planning.

What are the key skills and qualifications needed to thrive as a freelance subsurface utility engineer?

To thrive as a Freelance Subsurface Utility Engineer, you need a strong background in civil engineering, utility mapping, and site investigation, often supported by a relevant engineering degree and professional licensure (such as PE). Proficiency with geophysical survey tools, CAD/GIS software, and ground-penetrating radar (GPR) systems is typically required. Strong analytical thinking, effective communication, and problem-solving skills help foster client relationships and ensure accurate reporting. These capabilities are crucial for delivering precise utility location data, minimizing project risks, and maintaining industry compliance.

What are some common challenges faced by freelance subsurface utility engineers when managing multiple projects simultaneously?

Freelance subsurface utility engineers often juggle several projects at once, which can present challenges such as coordinating schedules with various contractors, ensuring timely access to project sites, and keeping up with differing client requirements. Effective communication and strong organizational skills are essential for managing overlapping deadlines and data from diverse sources. Additionally, freelancers must stay updated on local regulations and utility mapping standards to ensure accuracy and compliance across all projects.
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Freelance Subsurface Utility Engineer jobs near you
Infographic showing various Freelance Subsurface Utility Engineer job openings in the United States as of September 2026, with employment types broken down into 1% Internship, 89% Full Time, 7% Part Time, and 3% Contract. Highlights an 84% Physical, 5% Hybrid, and 11% Remote job distribution, with an average salary of $92,871 per year, or $44.6 per hour.

Subsurface Utility Engineering (SUE) Assistant

On-site

ADVANCED INFRASTRUCTURE DESIGN
See more jobs at ADVANCED INFRASTRUCTURE DESIGNexternal

$60K - $78K/yr

Other

Medical, Dental, Vision, Retirement, PTO

Posted 13 days ago

Key responsibilities

  • Perform geophysical/electronic location and designation of subsurface utilities using surface geophysical equipment.

  • Document work through sketches, spreadsheets, and written reports, and interpret field data using geophysical equipment software.

  • Assist in utility mark out, geophysical surveying activities, and prepare reports and presentations of findings.

Job description

Benefits
  • 401(k) matching
  • Dental insurance
  • Health insurance
  • Paid time off
  • Vision insurance
About Advanced Infrastructure Design (AID), Inc.

AID is a growing yet established consulting firm located in central New Jersey, offering professional services in non‑destructive testing and evaluation (NDT/NDE) of highway infrastructure (bridges and pavements), pavement evaluation and design, geotechnical design and subsurface investigation, subsurface and utility mapping, and forensic studies. AID owns and operates an array of NDT equipment, including a Laser Crack Measurement System (LCMS), Falling Weight Deflectometer (FWD), various air‑launched and ground‑coupled Ground Penetrating Radar (GPR) antennas, and many others such as a high‑speed profiler and walking profilers. In addition, AID runs its own soils, asphalt, and concrete materials testing laboratory.

Job Description

This full time Field Engineering Assistant position will primarily involve geophysical/electronic location and designation of subsurface utilities using surface geophysical equipment, including RF Pipe and Cable Locators, Ground Penetrating Radar, electromagnetic induction devices, record research, and documenting the work through the preparation of sketches, spreadsheets, and written reports. The ability to work minimal supervision is required. The ideal candidate should be prepared to work in the field, performing both utility mark out (locating, subsurface utility engineering) and geophysical surveying activities. This position also entails office work, including, but not limited to, assisting with proposal and invoice preparation, using geophysical equipment software to interpret field data, and providing written reports with findings as well as presenting findings on CAD maps/plans. The candidate will perform this work mostly under the supervision of a senior engineer. The potential candidate must be open to work during day/night shifts and occasionally on the weekends. He/she will also be expected to assist in other areas of work, as needs dictate. Working in other NDT areas might be expected.

Salary: $60,000/yr - $78,000/yr, depending on experience and credentials.

Qualifications
  • Associate degrees in civil engineering, geotechnical or physics fields.
  • Proficiency of AutoCAD and basic knowledge of Civil 3D.
  • Proficiency in computer and MS office
  • Excellent communication skills, both written and verbal, with the ability to present complex information clearly and effectively.
  • Strong organizational skills and the ability to manage multiple tasks and deadlines.
  • Able to carry 50 Ib of equipment.
Preference Qualifications
  • Bachelor’s degrees in geotechnical or physics fields. Bachelor’s degree in civil engineering is a plus.
  • 2 years of experience in Civil Engineering fields
  • Any experience in NDT and SUE fields is a plus
  • Familiarity with CI/ASCE 38-22 standards and technical utility investigation is a plus.
  • Familiarity in geophysical testing and analysis methods, including EMI and GPR is a plus.
Job Site

This is a full time in person job. Prospective candidates should be able to commute or relocate to the Township of Hamilton, NJ, 08691

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