HVAC Mechanic at Complete Building Services – Washington, District of Columbia

Complete Building Services
HVAC Mechanic

US-DC-Washington

Job ID: 2026-4360
Type: Regular Full-Time
# of Openings: 1
Category: Operations and Maintenance - Experienced
Complete Building Services

Overview

Complete Building Services, a building operations and facilities maintenance company, is currently seeking a Commercial HVAC Mechanic in Washington, DC. CBS is a division of The Donohoe Companies, Inc. - Washington's oldest real estate company. The Commercial HVAC Mechanic is responsible for the installation, maintenance, and repair of heating, ventilation, air conditioning, and refrigeration systems in large-scale environments like office buildings, hospitals, and industrial plants. Role involves high-capacity systems, complex electrical circuits, and sophisticated building automation systems (BAS).

Responsibilities

Core Responsibilities

• Installation: Read blueprints and technical specifications to install complex ductwork, air handlers, condensers, and piping.
• Preventative Maintenance: Perform routine inspections, filter changes, and system tuning to ensure peak energy efficiency and prevent equipment failure.
• Diagnostics & Repair: Troubleshoot mechanical and electrical malfunctions using specialized tools; repair or replace components like compressors, motors, and thermostats.
• System Testing: Test pipe or tubing joints and connections for leaks using pressure gauges or soap-and-water solutions.
• Compliance: Adhere strictly to local building codes and environmental regulations, particularly regarding the handling and disposal of refrigerants (EPA guidelines).
• Documentation: Maintain detailed logs of all work performed, parts used, and system performance metrics.

Skill Set

To be successful in this role, a candidate must possess a blend of technical expertise, physical stamina, and analytical thinking.

Technical Proficiency

• Electrical Knowledge: Ability to read wiring diagrams and use multimeters to test voltage, amperage, and continuity.
• Chillers & Boilers: Understanding of chilled water systems, boilers, and cooling towers.
• Refrigeration Cycle: In-depth knowledge of large and small refrigeration systems and various refrigerants.
• BMS/BAS Familiarity: Experience interacting with digital control systems to monitor building climate remotely.

Tools & Equipment

• Proficiency with recovery machines, vacuum pumps, manifold gauges, and leak detectors.
• Experience with brazing, soldering, and threading pipe.

Soft Skills & Physical Demands

• Problem-Solving: Ability to diagnose complex issues under pressure in mission-critical environments (e.g., data centers).
• Physical Stamina: Capacity to lift 50+ lbs, climb ladders, and work in confined spaces or extreme weather conditions.

Salary for this position based on experience and license $40 - $45 per hour.

Qualifications

Required Qualifications

• HVAC Journeyman License
• High School Diploma or GED.
• Completion of an HVAC/R apprenticeship program or a technical degree.
• 5- plus years of experience specifically in a commercial or industrial setting.
• EPA Section 608 Certification: (Universal)
• OSHA Safety Standards: Knowledge of Lockout/Tagout (LOTO) procedures and fall protection.
• Valid driver’s license with a clean driving record.

EOE, including disability/veterans