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Freelance Hydrographic Survey Engineer Jobs (NOW HIRING)

Woolpert

Hydrographic Surveyor

Port Orchard, WA

The Hydrographic Survey team performs surveys for private and public agencies throughout the United ... Bachelor's degree in surveying, Geomatics, environmental science, ocean engineering, geology ...

Woolpert

Hydrographic Surveyor

Port Orchard, WA · On-site

$65K - $82K/yr

Woolpert is an award-winning, global leader in architecture, engineering, and geospatial services ... The Hydrographic Survey team performs surveys for private and public agencies throughout the United ...

GBA Inc

$100 - $150/hr

Supervise, train and mentor survey engineers, technicians, and support staff. * Collect and process topographic data as referenced to hydrographic applications. * Support the maintenance, upkeep, and ...

GBA Inc

Senior Survey Manager

Baltimore, MD · On-site

$100 - $150/hr

Supervise, train and mentor survey engineers, technicians, and support staff. * Collect and process topographic data as referenced to hydrographic applications. * Support the maintenance, upkeep, and ...

Woolpert

Hydrographic Specialist

Honolulu, HI · On-site

Position Overview Woolpert is looking for a Hydrographic Survey Specialist to join our Hydrographic ... Bachelor's degree in surveying, geomatics, environmental science, ocean engineering, geology ...

Woolpert

Hydrographic Specialist

North Charleston, SC · On-site

Position Overview Woolpert is looking for a Hydrographic Survey Specialist to join our Hydrographic ... Bachelor's degree in surveying, geomatics, environmental science, ocean engineering, geology ...

New

Woolpert

Hydrographic Specialist

Honolulu, HI · On-site

$75K - $94K/yr

Position Overview Woolpert is looking for a Hydrographic Survey Specialist to join our Hydrographic ... Bachelor's degree in surveying, geomatics, environmental science, ocean engineering, geology ...

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Freelance Hydrographic Survey Engineer information

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$12.5K

$104.9K

$164K

How much do freelance hydrographic survey engineer jobs pay per year?

As of Aug 23, 2026, the average yearly pay for freelance hydrographic survey engineer in the United States is $104,896.00, according to ZipRecruiter salary data. Most workers in this role earn between $77,500.00 and $131,500.00 per year, depending on experience, location, and employer.

What is a freelance hydrographic survey engineer?

Freelance Hydrographic Survey Engineers are professionals who specialize in mapping and analyzing underwater features, such as seabeds, rivers, and lakes, on a project-by-project basis rather than working for a single employer. They utilize specialized equipment like sonar, GPS, and software to collect data crucial for navigation, construction, and environmental studies. Working as a freelancer allows them to take on diverse assignments globally, providing flexibility and variety in their work. Their expertise is essential for industries such as maritime construction, offshore energy, and environmental monitoring.

What are the key skills and qualifications needed to thrive as a freelance hydrographic survey engineer?

To excel as a Freelance Hydrographic Survey Engineer, you need a solid background in geospatial sciences, marine engineering, or a related field, along with experience in hydrographic surveying techniques. Proficiency in specialized survey software (such as Hypack or QINSy), GPS systems, and multibeam sonar equipment is typically required, and certifications like IHO Cat A/B are highly valued. Strong problem-solving, attention to detail, and effective communication skills set outstanding professionals apart, especially when collaborating with multidisciplinary teams or clients. These competencies are essential for ensuring accurate data collection, analysis, and reporting in challenging marine environments.

What are some common challenges faced by freelance hydrographic survey engineers, and how can they be managed?

Freelance Hydrographic Survey Engineers often encounter challenges such as working in remote or harsh marine environments, managing varying client expectations, and ensuring equipment reliability in the field. Effective planning, strong communication with clients and vessel crews, and regular maintenance of survey instruments are key to overcoming these obstacles. Additionally, freelancers must stay current with the latest survey technologies and software to remain competitive and deliver high-quality results.

What is the difference between Freelance Hydrographic Survey Engineer vs Marine Surveyor?

AspectFreelance Hydrographic Survey EngineerMarine Surveyor
CredentialsHydrographic survey certifications, GIS knowledgeMaritime certifications, safety training
Work EnvironmentOffshore and onshore survey sites, vesselsShip inspections, port assessments, offshore platforms
Employer & IndustryFreelance, consulting firms, maritime industryShipping companies, survey agencies, maritime industry

Both roles involve maritime environments and require specialized certifications. However, Freelance Hydrographic Survey Engineers focus on mapping underwater terrains and data collection, often working independently or as consultants. Marine Surveyors typically conduct inspections and assessments of ships, ports, and offshore structures, often employed by companies or agencies. Understanding these differences helps job seekers identify the right career path in maritime and hydrographic fields.

More about Freelance Hydrographic Survey Engineer jobs

What cities are hiring for Freelance Hydrographic Survey Engineer jobs?

Cities with the most Freelance Hydrographic Survey Engineer job openings:

What are the most commonly searched types of Hydrographic Survey Engineer jobs?

The most popular types of Hydrographic Survey Engineer jobs are:

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The top searched job categories for Freelance Hydrographic Survey Engineer jobs are:

Freelance Hydrographic Survey Engineer jobs near you
Infographic showing various Freelance Hydrographic Survey Engineer job openings in the United States as of August 2026, with employment types broken down into 94% Full Time, 2% Part Time, and 4% Contract. Highlights an 85% Physical, 6% Hybrid, and 9% Remote job distribution, with an average salary of $104,896 per year, or $50.4 per hour.

Hydrographic Survey Technician

Prudent Engineering

Syracuse, NY

$21.65 - $28.85/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 24 days ago

Job description

About the Firm:

Our mission: Transforming Infrastructure with Passion and Kindness.

We provide quality, cost-effective engineering services to state and local governments and private-sector clients across New York State and Pennsylvania. Our project portfolio features experience in bridge, highway, and structural design; condition and safety inspection; civil and site engineering support; construction inspection and administration; survey and mapping; and hydrographic services.

Knowledge, Skills, and Abilities:

Prudent Engineering is seeking a Hydrographic Survey Technician to work out of our Syracuse office. As a Hydrographer, your duties will include data QA/QC, equipment setup/calibration, trouble shooting, data acquisition, data processing, equipment maintenance, and production of final deliverables/reports.

What you'll be able to do:

  • Assist in day-to-day operations on a Hydrographic Survey Team
  • Be able to run a multi beam or single beam Hydrographic Survey
  • Be able to process Hydrographic data and create deliverables with little supervision
  • Be able to trailer a boat and launch/recover a boat.

    The minimum requirements we seek:

    • Degree strongly desired, preferably in Survey, Geomatics, or GIS.
    • Strong written and verbal communication, and interpersonal skills.
    • Work well in a team environment.
    • Organizational, effective time management and prioritization skills are important to the need to work to deadlines.
    • Ability to travel up to 70% of the time. Ability to ride on a boat for up to 10 hours a day.
    • Ability to legally work in the United States.
    • Ability to maintain a valid driver's license.

    In addition, the candidate will have the following desired skills/software capabilities:

    • HYPACK Survey
    • SonarWiz
    • AutoCAD
    • MicroStation
    • RTK GPS
    • Static GPS
    • Robotic Total Station
    • Boat Operator
    • Boat maintenance
    • Discover Side Scan
    • Discover Sub-bottom


    What you'll receive in return:

    • An hourly rate of between $21.65 to $28.85.* Plus, prevailing wage rates when applicable.
    • Medical, dental, vision.
    • 401K with company match.
    • PTO plus paid holidays.
    • Unlimited opportunities to advance your career.

    Prudent Engineering is an Equal Opportunity Employer.

    *Actual compensation may vary based on work experience, location, market conditions, education/training, certifications, and other credentials, as well as applicable knowledge and skills.

    Employment Type: FULL_TIME

    Apply