Supervise, coordinate, and set work schedules for journeyman-level trades to ensure electrical, HVAC, plumbing, building structure, carpentry, fire detection/suppression, control systems, roofing, ground maintenance, pavements, mass notification systems, sewer and water infrastructure are all operating at optimal levels. (AA) VETERANS PREFERENCE: If you are a war veteran as defined in section 101, Title 38, United States Code or are the surviving spouse of a war veteran who receives survivor benefits from the federal government based on the veterans military service, and wish to claim veterans preference, please attach the appropriate documentation substantiating your claim.