HVAC & Mechanical Systems II - Mechanical Maintenance (Public Works) - J03370 - 15000

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SUMMARY: 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.

ESSENTIAL DUTIES AND RESPONSIBILITIES: 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.

QUALIFICATIONS: 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.

EDUCATION and/or EXPERIENCE: 1) Associate's degree (A. A.) in a relevant field from a two-year college or technical school, plus three years of building maintenance experience; or 2) high school/GED diploma plus five years of building maintenance experience and/or relevant training in HVAC. Must be familiar, knowledgeable and experienced in using instruments such as Ohm meters, amp meters, drills, saws, and other mechanical and electrical equipment essential to performance of his/her duties.

Any equivalent combination of experience and training which provides the required knowledge, skills and abilities, may be considered for current Nueces County employees only.

LANGUAGE SKILLS: 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.

MATHEMATICAL SKILLS: 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.

CERTIFICATES, LICENSES, REGISTRATIONS: 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.

OTHER SKILLS AND ABILITIES: The employee must have working knowledge of:

➢ 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 relationships with other county employees and officials.

PHYSICAL DEMANDS: The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

While performing the duties of this job, the employee is regularly required to stand; walk; climb ladders to 20ft, and use hands to finger, handle, or feel objects, tools or controls. The employee frequently is required to reach with hands and arms and climb or balance. The employee is occasionally required to sit, stoop, kneel, crouch, or crawl and talk and hear. The employee must occasionally lift and/or move up to 100 pounds. Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception and the ability to adjust focus.

WORK ENVIRONMENT: The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

While performing the duties of this job, the employee regularly works near moving mechanical parts and in outside weather conditions. The employee must practice safe working practices to avoid risk from accident including electrical shock. The employee must be able to climb ladders and work in high places and occasionally exposed to wet and/or humid conditions, extreme cold, and extreme heat. The noise level in the work environment is usually loud. Employee must adhere to county safety policies and procedures at all times, wearing safety goggles, ear protection, hard hats, steel toe boots and other protective gear.

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