Hydrographic Surveyor for Dredging & Marine Construction

Bo-Mac Contractors, LTD; Beaumont (TX); On-site; USD 65,000 - 90,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

Life Insurance

401(k) with company match

Health Savings Account

Employee Assistance Program

Job summary

Bo-Mac Contractors, Ltd. is seeking qualified Hydrographic Surveyors for challenging work on active construction sites in Texas. The role requires experience with modern survey equipment and software, including Hypack, Trimble Business Center, and AutoCAD Civil 3D.

Responsibilities include pre/post-dredge surveys, data processing, and site positioning on dredging projects. Ideal candidates have 3+ years in hydrographic or marine surveying, valid credentials, and the ability to work aboard marine

Qualifications

• Minimum 3 years of hydrographic or marine surveying experience (dredging experience preferred).
• Strong working knowledge of Hypack, Clam Vision AutoCAD, and GPS/RTK systems.
• Understanding of dredging operations, volume calculations, and marine construction methods.
• Ability to interpret engineering drawings, coordinates, and survey control networks.
• Must be able to efficiently tow and launch a survey boat.
• Excellent analytical, organizational, and communication skills.
• Willingness to work in field environments and aboard marine vessels as needed.
• Valid driver’s license and TWIC cards are mandatory.
• Certifications such as Certified Hydrographer or FAA Part 107 (UAS) are a plus.

Responsibilities

• Conduct hydrographic and topographic surveys using GPS, RTK, and multi-beam or single-beam sonar systems.
• Perform pre- and post-dredge surveys to determine dredge cuts, volumes, and project progress.
• Perform interim surveys on daily occurrence when necessary for larger projects.
• Process and analyze survey data using Hypack, Trimble Business Center, AutoCAD Civil 3D, and related GIS software.
• Prepare digital terrain models, contour maps, and volume calculations for internal and client reporting.
• Coordinate with dredge operators, levermen, and project managers to verify alignment, grade, and cut accuracy.
• Set up and maintain positioning equipment on clamshell rigs and hydraulic dredges for systems such as Dredgepack or CLAM Vision.
• Maintain calibration and accuracy of survey instruments and equipment.
• Ensure compliance with project specifications, safety requirements, and company quality standards.
• Archive and manage survey data, backups, and records for project documentation.
• Support mobilization/demobilization activities with site layout and positioning support.
• Participate in daily safety meetings and demonstrate a commitment to safe work practices.

Skills

Hydrographic surveying

Marine surveying

Analytical skills

Communication skills

Education

Associate or Bachelor’s degree in Surveying or related field

Equivalent work experience considered

Tools

Hypack

Trimble Business Center

AutoCAD Civil 3D

Dredgepack

CLAM Vision

Job description

Bo-Mac Contractors, Ltd. is seeking qualified Hydrographic Surveyors for challenging work on active construction sites in Texas. The role requires experience with modern survey equipment and software, including Hypack, Trimble Business Center, and AutoCAD Civil 3D.

Responsibilities include pre/post-dredge surveys, data processing, and site positioning on dredging projects. Ideal candidates have 3+ years in hydrographic or marine surveying, valid credentials, and the ability to work aboard marine