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Gasfitters install, service, and certify natural gas and propane piping, meters, burners, and appliances. Because an undetected leak or a badly vented appliance is dangerous, the trade is tightly tied to codes, testing, and documented certification. Work ranges from residential furnaces and water heaters to commercial kitchen and industrial burner equipment.
ApprenticeshipSkilled trades, maintenance and repair
Aircraft maintenance engineers inspect, service, repair, and certify aircraft and their systems so they can be released back to service. The trade is documentation-driven: every task is done to an approved procedure and recorded, and the certifying signature carries legal weight. Work is regulated by the national aviation authority and often runs on shifts around flight schedules.
Certificate or college diplomaSkilled trades, maintenance and repair
Customs brokers clear imported and exported goods through border agencies on behalf of importers and exporters. The work centres on classifying goods correctly, applying the right duty and tax treatment, and filing accurate declarations under legal responsibility. Errors are expensive, and brokers in many countries must hold a licence to act for clients.
Certificate or college diplomaSupply chain, transport and logistics
Freight forwarders arrange international movement of cargo by sea, air, road, or rail on behalf of shippers, without owning the vehicles themselves. They select routings and carriers, produce transport documents, and coordinate customs clearance and delivery at both ends. Time zones, cut-offs, and paperwork accuracy drive the rhythm of the job.
Certificate or college diplomaSupply chain, transport and logistics
Health, safety and environment advisors help operating sites identify hazards, meet legal obligations, and learn from incidents. The job is part inspection and investigation, part coaching supervisors and crews who are under production pressure. Influence usually matters more than authority, because the advisor rarely controls the work being done.
Certificate or college diplomaUtilities, energy, mining and resources