Description Management has the discretion to change or modify the duties and essential functions at any time in accordance with operating needs. Frequency of essential functions, marginal functions, machine/equipment/tools used, physical requirements, and working conditions may change somewhat due to the type of railcar, weather, and location operating restriction, but ALL MAINTENANCE SPECIALISTS perform basically the same work. 1. Repairs, modifies, and upgrades rail cars. 2. Rebuilds car comp…