Great Lakes Dredge and Dock

Headquartered in Houston, Texas, Great Lakes Dredge & Dock Company (GLDD) is the largest provider of dredging services in the United States and has a long history of performing significant international projects. We own and operate the largest and most diverse fleet in the U.S. dredging industry, comprising approximately 200 specialized vessels. In 2021, Great Lakes formed our Offshore Energy sector – a strategic growth area for the company.

Jan 07, 2026
Full time
Great Lakes Dredge and Dock Port Isabel, TX, USA
Position Summary: Great Lakes Dredge & Dock Co is seeking a full-time Dredge Electrician to support operations aboard its vessels near Port Isabel, TX. This role is responsible for the repair, troubleshooting, and maintenance of all electrical systems on the dredge, working under the supervision of the Chief Engineer. The Dredge Electrician will conduct routine and preventive maintenance, manage inventory of spare parts and consumables, and ensure minimal equipment downtime. This position requires strong electrical expertise, particularly in marine machinery and automated systems, and a commitment to safety and operational excellence in a demanding marine environment. Key Responsibilities: Perform resistance, megger, voltage, and current tests on all electrical equipment Troubleshoot issues related to high-voltage switchboards, MCCs, and motor controls Conduct preventative and general maintenance of all onboard electrical systems...
Jan 07, 2026
Full time
Great Lakes Dredge and Dock Port Isabel, TX, USA
Position Summary: Great Lakes Dredge & Dock Co is currently seeking full-time Deckhands to support hydraulic dredge and marine operations near Port Isabel, TX and Sulphur, LA. Deckhands are vital members of the deck crew, responsible for assisting with a variety of operational and maintenance tasks aboard dredges and support boats. Core duties include line handling during docking and undocking, securing mooring lines, maintaining deck equipment, and assisting with anchor handling and dredge-related repairs. The role involves physical labor, working with industrial power tools, and supporting welding and mechanical teams, all while maintaining strict adherence to safety protocols in challenging marine environments. Key Responsibilities: Assist with docking, undocking, and line handling operations Secure mooring lines to vessels Perform routine deck maintenance including cleaning, chipping, scraping, and painting Operate industrial power...
Jan 07, 2026
Full time
Great Lakes Dredge and Dock Port Isabel, TX, USA
Position Summary: Great Lakes Dredge & Dock Co is hiring full-time Equipment Operators to support land-based dredging operations in Houston, TX and Port Isabel, TX. These operators will use heavy equipment to move and grade materials such as earth, sand, and clay to create levees, fill beaches, reclaim land, or prepare disposal areas. Operators may work in varying environments, including near the water’s edge or on steep piles of sand/fill. During downtime between loads, they may also inspect equipment, relocate pipe, or assist with other site tasks. This role is ideal for skilled heavy equipment operators with a strong commitment to safety and the ability to work in challenging outdoor conditions. Key Responsibilities: Operate all classes and models of heavy equipment at the project fill site Maintain heavy equipment in proper working order Perform specialized work aboard the dredge and attendant plant Move and grade sand,...
Jan 07, 2026
Full time
Great Lakes Dredge and Dock Port Isabel, TX, USA
Position Summary: Great Lakes Dredge & Dock Co is seeking full-time Oilers to support operations aboard hydraulic dredges and support vessels near the Gulf Coast, based out of Port Isabel, TX. This hands-on maritime role involves lubricating and maintaining marine equipment such as diesel engines, pumps, and bearings. The Oiler may also operate machinery and assist engineers in monitoring and repairing equipment. The ideal candidate will be safety-conscious and physically capable of handling equipment and parts up to 75 lbs, while contributing to the efficient and safe functioning of dredging operations. Key Responsibilities: Oil and grease marine equipment such as diesel engines, pumps, shafts, and bearings Operate marine diesel engines and other machinery Relieve engineer on main engine and generator watch in the control booth Assist with engine room repairs Inspect fuel, water, oil, and slop oil tank levels Lift,...