Lead Hydrographer

Position Summary:

GBA is seeking a Lead Hydrographer with 2+ years of survey experience to join our team in Baltimore, MD.  Hydrographic surveys will be conducted from vessels up to 40 feet in length.  Data collection will include single beam, multi-beam, side scan sonar and towed arrays including magnetometer and sub-bottom devices. This is not an entry level position.  This is an on-site position and relocation to the Baltimore metro area is a requirement.  The selected candidate must be authorized to work in the US.

Job Responsibilities:

  • Understand and follow safety guidelines and procedures.
  • Assist the Survey Project Manager in the successful completion of survey projects from start to finish.
  • Participate in and lead hydrographic and geophysical survey projects from inception to completion.
  • Perform hydrographic surveys in support of dredging projects.
  • Collect and process topographic data as referenced to hydrographic applications.
  • Support the maintenance, upkeep, and documentation of the survey vessel and company vehicles in concert with the vessel operator.
  • Ensure accordance with company standards, industry standards and local regulations.

 Required Skills:

  • Ability to work independently with minimal supervision, as well as part of a team.
  • Possesses effective oral and written communication skills.
  • Demonstrated knowledge of inland and nearshore hydrographic surveying procedures and data processing techniques to meet or exceed the hydrographic standards as referenced within the Corps of Engineers Hydrographic Survey Manual.
  • Demonstrated experience in both single beam and multi-beam hydrographic data collection and processing. Ability to perform all functions for single beam and multi-beam surveys from field to finish.
  • Demonstrated experience utilizing industry standard hydrographic data collection and post processing software such as: Hypack, Hysweep, Qinsy, Sonarwiz, etc. 
  • Demonstrated experience utilizing industry standard hydrographic data collection equipment, such as Real-Time Kinematic GPS, single beam echo sounders, multibeam data collection systems, MRUs (including all peripheral devices associated with hydrographic data collection systems).
  • Demonstrated experience using AutoCAD to prepare survey deliverables.  Experience with Autodesk Civil3D highly desired.

Required Experience:

  • Degree in surveying, geomatics, engineering technology or closely related discipline from an accredited program. Bachelor’s degree or higher preferred.
  • 2+ years of experience in hydrographic surveying.
  • Must possess a valid driver’s license with an acceptable driving record.
  • Must possess or have the ability to obtain a Transportation Worker Identification Card (TWIC).

Preferred Experience:

  • Experience with collection and post processing of side scan sonar data, and geophysical data using towed arrays including magnetometer and sub-bottom devices a plus.
  • Possession of or ability to sit for Engineer-in-Training (FE) and/or Land Surveying-in-Training (FS) exam a plus.
  • Possession of or ability to sit for Professional Engineering (PE) and/or Professional Land Surveyor (PLS) exam a plus.
  • Possession of or ability to obtain U.S. Hydrographer Certification from NSPS-THSOA including Level 1, Certified Master Hydrographer (CMH), or Level 2, Certified Hydrographer (CH) a plus.
  • Possession of or ability to obtain International Hydrographer Certification from FIG/IHO/ICA including CAT A or CAT B program a plus.


Frequent travel to inland and nearshore areas is required for this position.  Travel typically occurs during the work week (Monday – Friday); however, weekend work (Saturdays & Sundays) may be required on occasion.  A typical work week will consist of several one (1) day survey events (i.e., out, and back in the same day). Some surveys will require overnight stay when multiple days are required to complete.  Rotation or shift work is not typical.  

GBA 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



Baltimore, Maryland

Employment Type

Minimum Experience
2 Years

Experience Level

Work Model