HVAC/Refrigeration Technician

Summary

A class incumbent is involved in advanced heating, ventilation, air conditioning and refrigeration work installing, repairing, replacing and maintaining system components in various structures throughout the state and has credentials to service these systems according to federal law.

Essential Functions

• Identify and diagnose malfunctioning systems to include air conditioning, refrigeration, ventilation, boilers, heat pumps, environmental units and related electrical components.
• Repair and replace systems to comply with federal, state, ASHRAE standards and the National Electrical Code.
• Conduct preventative maintenance on complex HVAC/R systems and determine the need for repair and/or replacement of system components to include mechanical, electrical and/or fluid.
• Oversee the work of certified/skilled mechanics or HVAC/R apprentices in the performance of maintenance, repair and servicing of HVAC/R equipment.
• Diagram mechanical, electrical and structural modifications to heating, ventilation, air conditioning, refrigeration, electrical and pneumatic control systems.
• Interpret various diagrams, blueprints and layouts.
• Identify and recommend the use of contractors when resources are limited.
• Estimate time and materials required to complete a variety of repair and replacement projects.
• Maintain records of work performed, materials used, time spent on assignments, and refrigerant usage logs in accordance with established procedures and federal law.
• Operate various electrical meters and testers, humidity recorders, leak testing equipment, refrigeration gauges, temperature recorders, torches, recovery units, vacuum pumps and micron meters and related testing and repair devices.
• Requisition supplies, materials and labor.

Job Requirements

HVAC/Refrigeration Technician – Applicants must have education, training and/or experience demonstrating competence in each of the following areas:

• Possession of a Delaware Master HVACR or Master HVACR Restricted license OR possession of a Master HVACR or Master HVACR Restricted license from another state that meets Delaware license requirements or equivalent requirements as determined by the State Board of Plumbing, Heating, Ventilation, Air Conditioning, and Refrigeration Examiners.
• Possession of a Universal CFC certification.
• Six months experience in HVAC/R installation, troubleshooting, and repair.
• Six months experience in estimating cost, time and materials for projects.
• Knowledge of interpreting blueprints and schematics.
• Knowledge of staff supervision acquired through course work, academic training, training provided through an employer, or performing as a lead worker overseeing the work of others; OR supervising staff which may include planning, assigning, reviewing, and evaluating the work of others; OR supervising through subordinate supervisors a group of professional, technical, and clerical employees.
• Possession of a valid Driver's License (not suspended, revoked or cancelled, or disqualified from driving).

Additional Information

• This posting may be closed on or before July 8, 2026 upon filling the vacant position(s).

Conditions of Hire

• Applicants must be legally authorized to work in the United States.
• The State of Delaware participates in the Federal E-Verify system to confirm work authorization. Pre-employment drug testing and a Functional Capability Evaluation are required after a conditional offer.
• All applicants must read the detailed physical requirements at the state job site and the file named HVAC/Refrigeration Technician - Division of Facilities Management.
• A satisfactory criminal background check is required as a condition of hire. The recruiting agency may require the applicant to pay for the background check.
• This position is covered by a collective bargaining agreement and represented by an exclusive bargaining representative as applicable by law.

Benefits

To learn more about the comprehensive benefit package please visit the Delaware state benefits website.

Selection Process

The application and supplemental questionnaire are evaluated based on education, training and experience as they relate to the job requirements. Provide complete and accurate information, including dates, job titles and duties. Include education provider, course titles and summaries as applicable. Narrative responses must be supported by the information provided in the application.

Accommodations

Accommodations are available for applicants with disabilities in all phases of the application and employment process. TDD users may request an auxiliary aid or service. The State of Delaware is an Equal Opportunity employer and values a diverse workforce.