Mechanic - Mechanical

Washington D.C.
Oct 11, 2018
Nov 12, 2018
Full Time
Job Description


Minimum Qualifications:

Graduation from high school or possession of a high school equivalency certificate, and satisfactory completion of an acceptable vocational school and/or training program in basic mechanical, hydraulic, pneumatic repairs or a related field is required.  Must satisfactorily pass both a written and practical examination with a minimum score of 70 to advance to the next level.

Considerable knowledge of and have performed satisfactorily the duties of a mechanic or related field for a period of not less than two(2) years.

Medical Group:

Ability to complete satisfactorily the medical examination or this job.

Ability to perform strenuous physical tasks including frequent lifting of objects weighing up to 50 pounds and occassionally to 75 pounds.

Ability  to distinguish  basic  colors  for component,  wiring and  safety identification.


Possession of a valid District of Columbia, Maryland or Virginia motor vehicle operator's license from jurisdiction of residence. Safe driving record with no more than four (4) points accumulated over the past three (3)years.

Job Summary/Duties:

This is rapid transit vehicle maintenance work . An employee in this job is responsible   for   the   inspection,   repair,   removal,   installation, troubleshooting, testing and calibration of rapid transit vehicle mechanical, hydraulic and pneumatic systems and its related equipment.  The work requires an  understanding  of  maintenance  procedures  and  practices,  mechanical, hydraulic and pneumatic theory, the materials, parts, tools, test equipment and operating systems associated with WMATA rail cars and repair facilities.

Employees are assigned el ementary mechanical, hydraulic and pneumat i c maintenance work in a repair facility to gain familiarity with and acquire skills in repair and inspection of transit vehicles. All important aspects of the work are subject to detailed and specific procedures which the employee follows closely. Employees receive instruction and close supervision on new assignments, while regular assignments are performed independently. Work i s normally reviewed and verified upon completion. Employee is supervised by a Rail Car Inspection or Shop Supervisor.

Performs repairs, inspections, required adjustments, testing, troubleshooting, cleaning, lubrication, and scheduled maintenance on assigned rail car equipment in accordance with blueprints, diagrams, schematics, operation manuals and manufacturer's maintenance instructions.

Performs preventive, scheduled, unscheduled or corrective maintenance, troubleshoots and tests all vehicle  systems, subsystems and components using precision measuring equipment such as calipers, verniers and micrometers to check for excessive wear on bushings, bearings and gears; and other instruments as required. Operates shop  equipment  (drill  press,  grinder, flange gauge, pi tapes) and uses various special tools.

Observes mechanical, hydraulic, and pneumatic systems and components in operation to detect potenti al failures or locate causes of malfunctions. Dismantles devices and removes defective parts. Inspects used  parts  and equipment for changes in calibration, dimensional requirements  and manufacturer's specifications. Tests and calibrates systems and equipment to ensure proper system operations using test equipment or precision measuring instruments.

Maintains rail car trucks and truck mounted equipment (wheels, axles, gear boxes, traction motors, collector shoe assemblies, and friction brake equipment) by performing scheduled maintenance inspections and tests, lubricating and cleaning, assemblies, removing, replacing or repairing defective or worn parts, and calibrating (truing, shimming, and levelling) to manufacturer's specifications using approved procedures and test equipment.

Maintains hydraulic (pumps, brake control units, pressure switches, valves) and pneumatic equipment (compressors, actuators, suspension systems) and their associated check and control valves, components and system interfaces by performing scheduled maintenance inspections and tests, repai ring, replacing or removing defective components and calibrating to manufacturer's specifications using approved procedures and test equipment.

Maintains mechanical systems

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