HVAC & Mechanical Systems II - Mechanical Maintenance; Public Works - J03370

Base Pay: $27.75 Hourly

Responsible for diagnosing and implementing solutions to fix and properly maintain mechanical, electrical, plumbing (MEP) systems and county equipment, facilities and buildings. May serve as lead worker on tasks involving two or more employees. The employee is required to be on duty before, during, and after natural disasters and emergencies, as directed by the supervisor. This includes emergency and other on-call work, after routine work hours and on weekends, as required by the Director.

• Performs a wide variety of preventive maintenance and repair work on equipment, building components and facilities, and MEP systems.
• Locates problems and makes repairs on chilled water and RDX HVAC heating, ventilation air conditioning systems.
• Installs electrical motors, fans, AHU (Air Handling Unit) components, dampers, belts, wires, panels, fixtures, j-boxes, and switches.
• Troubleshoots and repairs mechanical systems such as pumps, motors, sensors, flow valves, thermostats, temperature gauges, etc.
• Performs plumbing repairs, including repairs to broken copper, galvanized and PVC pipes, and in domestic water systems.
• May act as lead worker on team projects, providing guidance and oversight of other employees’ work.
• Maintains and monitors PC-based automated system that controls building access, fire alarm system, and HVAC Systems, such as Metasys Building Automotive Control Network (BACNET).
• Performs other duties as assigned in the MEP technical areas.

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Ability to read and interpret documents such as safety rules, operating and maintenance instructions, and procedures manuals. Ability to write routine reports and correspondence. Must communicate effectively, orally, in writing and via PC using Microsoft Office Software such as Outlook and Word.

Ability to calculate figures and amounts and properly prepare technical specifications in a scope of work. Ability to apply concepts of basic algebra and geometry.

Must have a valid Texas Motor Vehicle Operator’s License (Class

C). Any employee who drives a vehicle on official business must have a driving record which meets standards set by the County and the County’s insurance carrier. Must pass a criminal background check.

• 1-phase and 3-phase systems/controls, commercial plumbing systems, high-rise buildings and mechanical blueprint reading (HVAC, plumbing, electrical, etc.).
• Chilled water and direct expansion HVAC systems trouble shooting, maintenance, repairs and develop scope of work for projects.
• Chilled water and direct expansion (RDX) HVAC Systems associated instruments, gauges, meters and devices.
• Pumps, motors, mechanical seals, and high voltage (480v, 277v) systems.
• Steam boiler operations, controls, and safety switches.
• Water treatments, boilers, and cooling towers.
• National electrical code.
• Microsoft Office Software such as MS Word and Outlook (e-mails).
• Write reports and summarize work done to close out work orders (WO). Must be able to operate and use personal computers.
• Ability to establish and maintain effective working…