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Marine engineer officer working in engine room
Competent technician in orange helmet and grey overalls standing near switchgear and connection solar station to common network production of alternative energy and saving of environment
Black man in a white helmet and work clothes smiles with a toothy smile holding a hammer on his shoulder portrait of a happy african american worker in overalls with a sledgehammer in his hands
African industrial manager with binoculars in electricity power plant
African american man in a white helmet and work clothes smiles with a toothy smile holding a sledgehammer in his hands on a gray background portrait of a happy worker in overalls with a copy space
Joyful african american in work jumpsuit with straps and white helmet points his finger at screen of his mobile phone in cancer black foreman has cell phone whose screen he shows close up to camera
Portrait of an african american construction worker on location
Frustrated employee feeling angry holding hammer and clenching fists in studio construction worker upset about working conditions showing teeth because of anger standing on blue background
Asian engineer handsome man or architect with white safety helmet in construction site standing at modern building construction worker asian man working project building
African or american black man industrial worker with chalk energy saving lightbulb on blackboard background
Man phone call and engineering in control room switchboard or industrial system inspection male electrician talking on smartphone at power box server mechanic or electrical substation maintenance
A man builder is measuring a wall
Concentrated african american builder holding cordless drill against blue background professional man carrying belt construction tools wearing hard hat and coverall contrator job
Portrait of male electrician working on wiring installation
Technician conduct troubleshooting modify settings activate processes and operate machines in a factory facility maintenance and regulates the performance of the machine using real time data
Man in uniform using digital tablet for air conditioners
Young african american male worker at overseas shipping container yard logistics supply chain management and international goods export concept
African american black man worker with chalk lightbulb on a blackboard background
African american man in a white helmet and work clothes smiles with a toothy smile holding a sledgehammer in his hands on a gray background portrait of a happy worker in overalls with a copy space
Man in mask kneeling near installed air conditioner outdoors
African american carpenter handling hand saw with uniform and protective helmet construction worker in coveralls preparing tools isolated on blue background studio shot
Electrician builder installing electricity meter
Success of smile african industrial engineer manager b w style
Marine engineer officer working in engine room
Having fun with hammer
Electrician electric wires or happy man for maintenance check of cable system wiring or installation service quality control inspection african male or technician repair electricity power supply
Engineering male african american workers wear soundproof headphones and yellow helmet holding tablet working at operating cnc machine work factory industrial concept
Happy man smiling handsome builder construction mason worker bricklayer in orange hard hat and boilersuit keeps brick and trowel on grey background
African american man takes a picture of completed work on a construction site inside a building with smartphone
Technician black man and electrician checking cables fixing faulty wires and server mechanic male employee entrepreneur and engineer with tools electrical and maintenance with handyman and focus
African american builder uses measuring tape
Young electrician in an orange hardhat experimenting with electric wiring
Construction worker portrait and man on a building roof for architecture and property management smile happiness and industrial designer with arms crossed and sustainable energy with motivation
Cheerful electrician is at work
Worker man with yellow helmet and ear protection typing keyboard of laptop computer at factory
Young engineer carpenter wearing helmet square pattern flanel shirt with red safety vest holding small handheld electric saw smiling to camera
Male worker with a coaxial cable in hand
African american worker set up central gas heating boiler at home
Young african american male worker at overseas shipping container yard logistics supply chain management and international goods export concept
Expert repairman contracted for routine air conditioner cleaning and maintenance using brush to dust dirty clogged air filter restricting airflow and decreasing efficiency
Man using screwdriver for repairing ventilation system
Young african man construction worker with both hands on safety helmet
Happy young african man construction worker against white background
Engineering working in the robotics factory
A young man posing on a black background in a work uniform and a construction tool
Handsome african american blacksmith male worker working in workshop wearing leather apron and protective glasses with gloves concept save work
Portrait of a young female engineer in the welding robot industry posed like a top model
African american man construction worker holding document in hand while standing in building site inside apartment
Happy indian builder in helmet with electric drill
Manager holding tablet while standing near cooling system
Efficient technicians commissioned to do condenser check refilling freon seasoned mechanics using professional manifold gauges to precisely measure the pressure in outside air conditioner
Funny african american construction worker in dungarees showing arm muscles in front of the camera in studio shot against blue background dressed in work uniform wearing tool belt
Portrait of an handsome young black businessman
Portrait of pleasant smiling happy successful owner of household goods store standing behind counter giving thumbs up
Engineering wearing helmet and uniform repair network line on out side
Young man engineer wearing safety vest and helmet showing box with tools while smiling
Software maintenance thoughtful it engineer elevating hand while looking at server closet
Man in uniform using digital tablet for air conditioners
A african repairman repairs adjusts or installs metal plastic windows in the apartment
Portrait of an african american civil engineer
African american worker in a construction helmet
Adult african worker and electric lift truck
Black african american man an engineer or worker control the smart robot welding hand system automated manufacturing machine engine in factory industry equipment in operation warehouse people
Side view of african american man standing outdoors and measuring heat of solar panels with thermal imager professional technician wearing grey overalls orange helmet and safety glasses
Young african man construction worker against white background
Man an electrical technician working in a switchboard with fuses installation and connection of electrical equipment professional with tools in hand concept of complex work space for text
Portrait of heavy industrial workers working at night
Hand of man pushing button on compressing machine
Seller man with canister of motor oil in auto store
Positive male repairman at home
African american textile worker portrait in factory
Man phone and technician in electric inspection for power or sustainable energy at work site male electrician contractor or engineer with smartphone looking to inspect electricity on circuit board
Low angle view of a young african repairman in overalls installing window
Happy worker carrying metal frame
African american worker with tool box
Marine engineer officer working in engine room
Experienced electrician working in power plant control room engineer working on the checking status switchgear electrical energy distribution substation
The engineer call team or manager report system error and plan for fix it
Happy young african man construction worker against white background
Marine engineer officer working in engine room
An african american construction worker shows a thumbs up in the final stage of the reconstruction of the facility happy black worker in helmet and goggles with a close up gesture of admiration
Portrait of professional heavy industry engineer worker wearing safety uniform goggles and hard hat in the background unfocused large industrial factory
Industrial technician recording machine temperature testing result
Marine engineer officer working in engine room
Young happy engineer man wearing white glove and taking hammer inside toolbox while smiling
Happy black man portrait and architect with level for measuring in construction against a blue studio background african male person engineer or contractor smile holding tool for measurements
Construction worker
Confident african american construction worker in house under renovation
Young woman crouching dismounts a tripod with a smile
Auto mechanic demonstrates in his hands a large set of tools compactly located in a convenient suitcase smiling mechanic advertises a modern set of wrenches of different lengths and diameters
African american contractor taking selfie with mobile phone holding hammer against blue background in studio shot construction worker in work uniform and tool belt looking happy
Electrician energy and inspection with man in control room for multimeter mechanic and safety electricity engineering and power with technician and check for generator maintenance and circuit
Man in work uniform holding smartphone with blank advertising screen in studio shot african american construction worker pointing to empty display screen of cell phone on blue background
The glazier carries the glass in the glass factory
Pensive engineer texting sms at construction site
Portrait of african american worker standing holding digital tablet smiling in packaging factory
Mockup phone maintenance or happy black man with marketing service advertising screen or mobile notification presentation rooftop handyman promotion or mock up person with smartphone announcement
Logistics worker with radio coordinates a delivery at the shipping center
Young male technician holding hammer and screwdriver smiling
Marine engineer officer working in engine room
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