Supervision includes, but is not limited to, General Forepersons, Forepersons, Carpenters, Iron Workers, Roofers, Laborers, Brick Masons, Cement Finishers, System Repairers, Painters, Sign Writers, Sheet Metal Workers, various contractors, vendors, outside agencies, and municipalities. Ability to work all shifts and / or locations assigned, directed, or necessary for this position, including (for some transit / operations roles) up to twenty-four (24) hours per day, seven (7) days per week as necessary to accommodate severe weather conditions, emergencies, or any other circumstances that may potentially impact service or the safety of service.