Experienced HVAC Service Technician - Commercial

Casto Technical Services; Martinsburg (WV); On-site; USD 52,000 - 76,000; Full time

Benefits offered by this job

Paid Time Off

9 Paid Holidays

Medical, Dental & Vision Insurance

401K with Company Match

Company Paid Short Term Disability

Health Reimbursement Account

Bereavement, Jury Duty, Parental leave

Job summary

Casto Technical Services seeks an Experienced Commercial HVAC Service Technician to inspect, diagnose, repair, and perform preventive maintenance on a range of commercial HVAC systems in Northeastern West Virginia and surrounding areas. Dispatch from home with a company van.

The role requires strong troubleshooting skills, EPA compliance, and professional customer service while adhering to safety policies. Valid driver’s license and EPA 608 Universal Certification preferred.

Qualifications

• Minimum of five (5) years of commercial HVAC service experience.
• Experience servicing rooftop units, split systems, boilers, chillers, package units, VRF systems.
• Thorough understanding of commercial HVAC systems, controls, electrical and refrigeration circuits.
• Strong troubleshooting, diagnostic, and problem-solving skills.
• Working knowledge of EPA refrigerant handling regulations.
• Excellent verbal and written communication skills.
• Ability to work independently and as part of a team.

Responsibilities

• Diagnose, troubleshoot, and repair commercial HVAC equipment
• Perform preventive maintenance according to manufacturer recommendations and company standards
• Inspect equipment to identify deficiencies and recommend corrective actions
• Document service calls, repairs, parts used, and recommendations
• Maintain EPA regulations compliance and all local, state, and federal codes
• Follow safety policies and maintain a safe work environment
• Communicate professionally with customers, coworkers, and management
• Maintain tools, equipment, vehicle, and inventory
• Participate in scheduled on‑call rotations and overtime as required
• Perform other duties as assigned

Skills

HVAC troubleshooting

Rooftop units

VRF systems

EPA refrigerant handling

Electrical circuits

Education

High school diploma or equivalent

HVAC training or technical schooling

Job description

Experienced HVAC Service Technician - Commercial

Casto Technical Services

Martinsburg, WV 25402

We are looking for an experienced commercial HVAC Service Technician in Northeastern WV and surrounding areas!

We offer our technicians the convenience of dispatching from their homes with an assigned company van

Job Summary

The Commercial HVAC Service Technician is responsible for the inspection, diagnosis, repair, and preventive maintenance of commercial heating, ventilation and air conditioning equipment. This position requires strong troubleshooting skills, technical expertise, and the ability to provide professional customer service while maintaining compliance with all company safety policies and EPA regulations.

Essential Duties and Responsibilities

• Diagnose, troubleshoot, and repair commercial HVAC equipment
• Perform preventive maintenance on a wide variety of HVAC systems in accordance with manufacturer recommendations and company standards
• Inspect equipment to identify deficiencies and recommend corrective actions
• Accurately document service calls, repairs, parts used, and recommendations
• Maintain compliance with EPA regulations and all applicable local, state, and federal codes
• Follow all company safety policies and maintain a safe work environment
• Communicate professionally with customers, coworkers, and management
• Maintain company-issued tools, equipment, vehicle, and inventory
• Participate in scheduled on‑call rotations and overtime as required
• Perform other duties as assigned

Required Qualifications

• Minimum of five (5) years of commercial HVAC service experience
• Experience servicing rooftop units, split systems, boilers, chillers, package units, variable refrigerant flow (VRF) systems
• Thorough understanding of commercial HVAC systems, controls, electrical circuits, refrigeration circuits, and mechanical equipment
• Strong troubleshooting, diagnostic, and problem-solving skills
• Working knowledge of EPA refrigerant handling regulations
• Excellent verbal and written communication skills
• Ability to work independently with minimal supervision and effectively as part of a team

Physical Requirements

• Ability to lift, carry, push, and pull up to 50 pounds.
• Ability to safely move and position a 10-foot ladder without assistance
• Ability to climb ladders, work at heights, and access rooftops and mechanical spaces
• Ability to walk, stand, bend, squat, kneel, crawl, and reach overhead for extended periods
• Ability to work indoors and outdoors in varying weather conditions and temperatures
• Ability to distinguish colors for electrical wiring and system diagnostics

Certifications

• Valid driver's license with an acceptable driving record
• EPA 608 Universal Certification
• High school diploma or equivalent required; technical or vocational HVAC training preferred

Preferred Licenses: HVAC Journeyman, Boiler Operator, Electrical, Plumbers, or Gas Installer

We offer excellent benefits and Casto Tech is committed to offering the best training in the industry for our associates!

• Generous Amount of Paid Time Off
• 9 Paid Holidays
• Medical, Dental & Vision Insurance Options
• 401K with Excellent Company Match
• Company Paid Short Term Disability
• Company Paid Health Reimbursement Account
• Other Company Paid Benefits include Bereavement, Jury Duty, and Parental leave

Casto Technical Services is a locally owned and operated, family business with over 50 years of experience serving building owners and operators.

Equal Opportunity Employer, including disabled and veterans.