Castle & Co. is a global distributor of specialty metal and plastic products and supply chain services, principally serving the producer durable equipment, oil and gas, commercial aircraft, heavy equipment, industrial goods, construction equipment, retail, marine and automotive sectors of the global economy. PRIMARY RESPONSIBILITIES/ACCOUNTABILITIES: Essential Primary Responsibilities: Repairs and maintains machinery and mechanical equipment, such as motors, pumps, conveyors, belts, fans, air conditioners, etc.