HVAC Mechanical Specialist

Arlington Independent School District; Arlington (TX); On-site; USD 34,000 - 55,000; Part time

Job summary

Arlington Independent School District is seeking a Support/Hourly Heating and Air Conditioning Zone Lead. The role involves operating, repairing, and maintaining central chiller plants, water pumps, electrical motors, and complex HVAC systems across district facilities to ensure uninterrupted instructional delivery.

Responsibilities include managing daily work orders and preventative maintenance, generating system reports, and coordinating with HVAC supervisors and campus staff.

Qualifications

• High school diploma required.
• HVAC degree or EMS certification preferred.
• Four years of experience with water/air cooled chilled water systems preferred.
• Familiarity with major HVAC brands and 500-ton capacity systems preferred.
• Knowledge of facility mechanical and electrical systems.

Responsibilities

• Manage daily work assignments and preventive maintenance for district HVAC equipment.
• Provide effective communication with staff and school personnel.
• Support HVAC Supervisor/Foreman and EMS Foreman in departmental functions.
• Troubleshoot mechanical and automation problems and authorize repairs.
• Generate system reports and support energy programs.
• Work overtime or after-hours emergencies as needed.

Education

High school diploma

Driver's license (Texas)

HVAC degree or EMS certification/training

Chilled water systems operation experience

Knowledge of facility mechanical/electrical systems

Experience with commercial water/air cooled chilled water systems

Experience with JCI, MagLev, Trane, Carrier, McQuay systems

Familiarity with air & water systems up to 500 tons

CMMS (computerized maintenance management system) proficiency

Experience with K-12 facilities

Job description

Support/Hourly - Position - Heating and Air Conditioning Zone Lead

Job Number 0000765609

Open Date 10/23/2026

ROLE AND PURPOSE

Operate, install, inspect, repair, troubleshoot, replace and or overhaul HVAC, pumps, and all chiller plant support equipment, water pumps, electrical motors from fractional to 125 HP, pneumatic and electronic control systems, pneumatic valves, level controllers and other associated equipment used in the operation of the central chiller plants, pool systems, and HVAC equipment.

Also, Operate, install, modify, inspect, troubleshoot, repair, replace and overhaul large HVAC systems, HVAC subsystems and components, electric and pneumatic control systems, humidifiers, pumps, variable air volume boxes, air conditioning units, evaporative coolers, traps, gas/water valves and pressure regulators.

QUALIFICATIONS

Education/Certification

• Valid Texas drivers license and satisfactory driving record
• High school diploma required

Preferred Qualifications/Experience

• HVAC degree or HVAC or EMS certification or training preferred
• Four years of experience with commercial water and air cooled chilled water systems
• Preferred experience with JCI, MagLev, Trane, Carrier, and McQuay Systems. Also, familiarity with air & water systems up to 500 tons.

SPECIAL KNOWLEDGE AND SKILLS

• Knowledge of facility mechanical and electrical systems
• Experience in operation of chilled water systems
• Strong organizational, communication, and interpersonal skills
• Proficient in the used of computerized maintenance work order system preferred
• Experience with K-12 educational or office facilities preferred

MAJOR RESPONSIBILITIES AND DUTIES

INSTRUCTIONAL MANAGEMENT

• Management of daily work assignments, preventative maintenance, and assigned contracted services for district HVAC equipment to ensure effective delivery of instruction

SCHOOL/ORGANIZATION CLIMATE

• Models behavior that promotes a positive organizational climate
• Provides assistance in implementation of maintenance and operations goals
• Assists in advancing the mission, vision, goals, and strategic plan for the district
• Provides effective and service-oriented communication with staff and school personnel

SCHOOL/ORGANIZATIONAL IMPROVEMENT

• Generates communication and reporting necessary to improve facility maintenance and operations
• Actively supports the efforts of others to achieve the district's goals and implement the strategic plan
• Maintains an effective system of communication among department staff and individual school staffs

ADMINISTRATION AND FISCAL/FACILITIES MANAGEMENT

• Provides support to HVAC Supervisor, HVAC Foreman, and EMS Foreman to address departmental functions
• Provide support to campuses to address facility maintenance and operations
• Manages and maintains departmental information
• Troubleshoots mechanical and automation problems
• Authorizes repairs to make chiller systems more effective
• Generates system reports
• Additional responsibilities, as needed, to advance the maintenance and operations and energy programs
• Must be able to work overtime, after hours' emergency calls, and a changing shift schedule as needed

SCHOOL/COMMUNITY RELATIONS

• Maintains a working knowledge of district policies, procedures, and practices
• Helps facilitate communications and coordination with campuses
• Provides support during meetings with departmental, campus, and administrative staff

PROFESSIONAL GROWTH AND DEVELOPMENT

• Seeks, accepts, and responds to evaluative feedback from subordinates, peers, and supervisors
• Assumes personal responsibility for enhancing competencies through staff development
• Exhibits good judgement and logical thinking
• Continually improves and updates knowledge of the District's facilities, maintenance, and energy initiatives
• Adheres to professional channels of communication