Bicycle Mechanic installs, repairs, and replaces various equipment including handlebars, stands, lights, and seat. 

Perambulator Repairer install, maintain, service and repair mechanical and related equipment of baby bicycles

Wheelchair Repairer build and repair new wheelchairs/scooters. Assembles seating and mobility equipment in a timely manner; makes necessary equipment modifications to prepare goods for delivery to the patient; includes custom seating & sizing to meet patient needs. 

Marine Engine Mechanic to repair and maintain marine engines, restore motorized and electrical equipment on boat engines, winterize boats, determine problems with a vessel, and conduct general routine maintenance of vessels.

Ship Mechanic cleaning, repairing, and maintaining all parts of the boat or vessel. 

Train Engine Fitter assembling fabricated components into a larger machine or system. Complying with operations, safety, and maintenance procedures.

Train Engine Repairer a locomotive mechanic maintains and repairs train engines and equipment. In this career, you work for a railroad company, and your duties usually focus on diesel-powered locomotives.

Factory and Machinery Inspector Assistant Grade J19 checks, visually and mechanically, the use of approved materials, devices, fixtures and equipment. Issues written notices of code violations requiring corrective action.

Assistant Mechanic assist the mechanics in the performance of mechanical repairs as required.

Precision Instrument Maker alibrate, repair, maintain, adjust and install mechanical watches, clocks, nautical, meteorological, optical, orthopaedic and other precision instruments and equipment and set them for correct performance.

Scientific Instrument Maker works on complex and diverse assignments, operating metal working machine tools and hand tools to shape, fabricate, and install a wide variety of mechanical assemblies, mechanical instruments, or mechanical assemblies of electrical or electronic instruments for surgical instrument.

Surgical Instrument Maker create, repair and design surgical instruments, such as clamps, graspers, mechanical cutters, scopes, probes and other surgical instruments.

Photographic Equipment Maker maintain, test, disassemble, and repair cameras and other equipment used to take still and motion pictures.

Dental Prosthesis Maker undertake all aspects of prosthetic work including making bites and special trays, casting, mouth guards and retainers.

Orthopedic Appliance Maker construct or receive casts or impressions of patients' torsos or limbs for use as cutting and fabrication patterns.

Watches and Clock Maker make, repair, clean, assemble and adjust watches and clocks. They may work with either classic, mechanical time pieces or digital clocks, watches and accessories.

Optical Instrument Maker carries out service tasks such as cleaning, oiling and regulating; checks prepared parts for accuracy using measuring equipment, assembles parts and adjusts as necessary using hand and machine tools at the optical instrument.

Balancing Maker Operate balancing machine and dynamically balance according to standard any rotary components including but not limited.

Barometer Maker is a scientific instrument used to measure atmospheric pressure, also called barometric pressure. 

Meteorological Instrument Maker are responsible for developing, installing and maintaining the computer systems, radar, automatic weather stations and electronic airport systems that meteorological technicians use in gathering information for weather.