Machinist

Los Angeles County Metropolitan Transportation Authority•Los Angeles, CA

10d

About The Position

Metro’s mission is to provide a world-class transportation system that enhances the quality of life for all who live, work, and play within LA County. Under moderate supervision, the Machinist sets up and operates machines and precision hand tools to cut, shape, and finish ferrous and non-ferrous metals, plastics, and other exotic materials. The work supports the manufacture, remanufacture, assembly, installation, and repair of vehicle and equipment parts and components. The Machinist works from blueprints, sketches, engineering drawings, damaged parts, or descriptions to determine dimensions and tolerances, operation sequences, and required tools, materials, and machines. The position uses manual and CNC equipment, CAD/CAM software, and precision measurement instruments to produce parts within specification. This classification is considered safety sensitive under Federal Transit Administration drug and alcohol regulations. Working hours are 0530–1400 (TB).

Requirements

Four years of journey-level machinist experience in manufacturing, assembling, installing, and repairing vehicle and equipment parts, special tooling, jigs, and fixtures; operating vertical mills, horizontal mills, and lathes; drilling, milling, turning, and grinding ferrous and non-ferrous metals, plastics, and other exotic materials; and operating CNC mills and lathes; or completion of a four-year machinist apprenticeship program from a recognized union that includes training in these areas.
Valid California Class C driver’s license.
Knowledge of theories, principles, and practices in machining metals for vehicle and equipment part repair or production.
Knowledge of metal properties as they relate to manufacturing and repair.
Knowledge of precision hand and machine tools, including CNC lathes and mills, Bridgeport mills, manual lathes, sharpeners, and radial drills.
Knowledge of machine operations and safety, shop mathematics, and vehicle operations and safety.
Ability to operate precision hand and machine tools to cut, shape, and finish metals and products used in vehicle and equipment part manufacture, assembly, installation, and repair.
Ability to use micrometers and precision measuring instruments and utilize CAD/CAM software.
Ability to read, understand, and apply blueprints, diagrams, and specifications.
Ability to assess and resolve technical equipment problems and breakdowns.
Ability to safely operate Metro vehicles and a variety of hand and power tools.
Ability to communicate effectively, follow verbal and written instructions, and read, write, speak, and understand English.
Ability to lift and move objects weighing up to 50 pounds and travel to offsite locations within a reasonable timeframe.
Possess the required standard tools of the specified trade.
Wear required safety equipment and, when required, use approved safety equipment and personal protective gear, including respirators and eye and hearing protective devices.

Responsibilities

Set up and operate machine and precision hand tools to fit, manufacture, or repair vehicle parts, mechanisms, and related components, including transmissions, pumps, differentials, compressors, and blowers.
Disassemble, repair, and reassemble components and equipment to meet precision alignment and close-tolerance requirements.
Operate lathes to turn, shape, and finish shafts, axles, pins, pulleys, and gears; form surfaces and features; cut screw threads; and drill, ream, tap, and brule work pieces.
Operate milling machines to produce flat, curved, and irregular surfaces, slots, grooves, keyways, dovetails, spines, flutes, cams, and gears.
Clean parts before and after machining to remove grease, rust stains, and other foreign matter.
Interpret blueprints, sketches, engineering drawings, damaged parts, or part descriptions to determine dimensions, tolerances, operation sequences, and required tools, materials, and machines.
Verify finished-product dimensions using GD&T and instruments such as micrometers, calipers, and dial indicators.
Use CAD/CAM software to operate CNC machines.
Contribute to carrying out Metro’s EEO policies and programs.
Safely operate Metro vehicles and a variety of hand and power tools.
Follow verbal and written instructions, communicate effectively, and travel to offsite locations within a reasonable timeframe.
Wear required safety equipment and comply with Cal/OSHA regulations and applicable safety requirements.