This position is in the Office of Marine Services. You will be responsible to the Vessel Master and/or Deputy Vessel Master for the operating condition of the Corporation's floating plants/vessels. You will serve as Assistant Engineer aboard tugs, corporation work boats, and other floating plant equipment.
As a Marine Machinery Mechanic (Marine Assistant Engineer), your duties include the operation, maintenance, repair, and overhaul of all machinery, auxiliaries, and propulsion equipment aboard the Corporation's fleet and similar equipment in shore installations. Vessels include two Z-drive tugboats, buoy barge, and gate lifter barge. This responsibility is 24/7 during the 10-month shipping season and continues into the winter months with preventative maintenance and repair.
Additional duties: Serves as overall technical authority with respect to marine propulsion and auxiliary systems, has responsibility for the efficient operation, maintenance, and repair of all engines, generators, motors, auxiliaries, monitoring equipment, control systems, hydraulic controls, fire systems and pumps, and service systems, such as refrigeration, plumbing, heating, air compressors and mechanical and electrical distribution systems.
Makes scheduled and on-demand inspections of all machinery, equipment, and facilities. Determines extent of repairs necessary and procedures to be followed in effecting same to minimize delays in normal operations. Is responsible for maintaining all machinery on all vessels are in compliance with current and upcoming applicable industry and government regulations.
Ability to lay-out, plan and complete the installation, modification and repair of various systems, circuits, etc., to ship controls and equipment. Has the ability to interpret and apply blueprints, wiring diagrams, engineering drawings, schematics, color code of ships wiring systems, and to use basic formulas to trades and craft work. Has skill in the use of a variety of hand or power tolls and test equipment, both mechanical and electrical.
Has knowledge of various meters, instruments, gauges, couplings, electrical and mechanical devices, lubricants, fuels, fire extinguishing apparatus, causes of spontaneous combustion, pollution abatement. The ideal candidate for this position has experience in operating conditions, maintenance, repair, and upkeep of the floating plants/vessels and meets USCG Qualifications stated herein for the levels of the position.
PLEASE NOTE: This is an open continuous 60 day vacancy with an initial cut-off after 30 days. After the first certificate, we will review applications as needed and refer the top candidates for potential interviews during the open period of the announcement.
TRANSJOBS@dot.gov · 000-000-0000
This position is with Great Lakes Saint Lawrence Seaway Development Corporation, Department of Transportation.
The posted pay range is $34.88 – $43.25/hr.
This position requires a Other security clearance.
Applications close on 2026-10-21.
This is a Full Time position.
This position is open under the 'Disability' hiring path.
Source: USAJOBS.gov — U.S. Federal Government · Retrieved 2026-10-09 · Not affiliated with or endorsed by OPM or USAJOBS.gov
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