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A maintenance engineer with a white hard hat is working in the control room of the building's cooling system and holding the blueprint to inspect the process.
Engineers inspected the electrical switchboard and verified the operational voltage range. Technician setting electrical in inverter solar panel room
A Canadian Navy warship docked at pier.
Electrical engineers check the operation of the main electrical control panels and switches, record values on tablets, electrician inspect the electrical systems in the factory.
Smiling ship commander standing with his arms folded
An armed crew member looks up during his patrol of the USS Emory S. Land, a submarine tender of the US Navy docked at Garden Island naval base in Sydney Harbour. On his left is one of four 0.5 calibre machine guns mounted on the ship.  This image was taken on a cold and sunny morning on 29 June 2024.
The Norwegian port of Stavanger, Norway, Europe. The P&O cruise liner Iona is moored in the background.  In the foreground is mooring point with rope clamps.
Houston, USA - 06 15 2023: Close view on fuel hose of bunker barge  on crane connected to container vessel in bunker station with valves and manifolds during transferring of diesel or bunkering.
12th May 2023: View of the parking deck of a Caledonian MacBrayne ferry, leaving Uig on the Isle of Skye.  A crew member in high visibility workwear is preparing to guide vehicles aboard, having had the hydraulic level above raised with cars already securely loaded. The port is a busy ferry terminal that connects the Highlands and islands on the northwest coast of Scotland.
HMCS Okanagan old Canadian diesel/electric submarine...engine room
Navy frigate moored at naval dockyard.
Copenhagen, Denmark, 1968. Inspection of the officers' teams of the Royal Marines (UK) by an admiral in the port of Copenhagen.
The electrical engineer checks and inspects at MDB panel (Main Distribution Board ) in the Substation building, daily and checks the electric switchboard on the Main Distribution Boards of the factory
A distribution system operator checks equipment at an electrical substation. Control panel settings. An electrician works at a power plant. Switch operator in work helmet
Army ship, background with copy space, full frame horizontal composition
Double exposure of  Engineer or Technician man working with tablet in switch gear electrical room of oil and gas platform or plant industrial for monitor process, business and industry concept
Yokosuka, Japan - May 25, 2023 : JS Uraga (MST-463) at the Japan Maritime Self-Defense Force's base in Yokosuka, Kanagawa Prefecture, Japan.
Launching of a ship at a shipyard in Rio de Janeiro, Brazil.
Serviceman - Electricity
Gothenburg, Sweden - October 29 2022: Ramp extending from the bow of a cruise ship.
Aircraft carrier
Oslo, Norway, August 7, 1986. The bow of the ship entering the very long Oslo Fjord, which extends for about 100 km. It is morning and the deck and the equipment of the ship are wet from the sea spray and humidity.
Navy ship in the port, background with copy space, full frame horizontal composition
Young offshore professional engineer checking parameters of working engine in engine room. Offshore engineer making checks on running machinery.
The interior of the self-propelled 155 mm AHS Krab gun-howitzer
Marine engineer officer controlling vessel engines and propulsion in engine control room ECR. Ship maintenance
Aerial view of naval ship travelling in San Diego Bay, San Diego, California, USA.
Navigational bridge on big cargo ship. Wheelhouse on vessel.
vessels anchorage and vessel sailing
Free Images: "bestof:Navy 100422-N-4649B-024 Fire Controlman 3rd Class Steven Waak rolls electrical deck matting in the hangar bay aboard USS Bataan (LHD 5).jpg en NORFOLK April 22"
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