First-Shift Journeyman HVAC Technician for Critical Facilities

Complete Building Services; Fairfax (VA); On-site; USD 6,199,200 - 6,888,000; Full time

Job summary

Complete Building Services is seeking a skilled Journeyman HVAC Mechanic to support a large commercial facility in Northern VA (Fairfax). The role focuses on maintaining and repairing HVAC systems in a mission-critical environment, with emphasis on RTUs, air handlers, and cooling towers.

You will respond to service calls, document work in CMMS, and coordinate with facility managers and trades to minimize downtime.

Qualifications

• HVAC Journeyman License is required.
• EPA 608 (Universal CFC) certification is required.
• Experience with RTUs, packaged units, air handlers, and split/mini-split systems.
• Healthcare, data center, or critical facility experience preferred.
• Strong troubleshooting and CMMS documentation skills.

Responsibilities

• Maintain, troubleshoot, and repair HVAC equipment (RTUs, split systems, packaged units, air handlers, CRAC units).
• Respond to work orders and document work performed in CMMS.
• Maintain cooling towers and related pumps; coordinate with managers and trades to minimize downtime.
• Support preventive maintenance (PM) completion and documentation per site standards.

Skills

HVAC maintenance

Troubleshooting

Preventive maintenance

Tools

CMMS

Job description

Complete Building Services is seeking a skilled Journeyman HVAC Mechanic to support a large commercial facility in Northern VA (Fairfax). The role focuses on maintaining and repairing HVAC systems in a mission-critical environment, with emphasis on RTUs, air handlers, and cooling towers.

You will respond to service calls, document work in CMMS, and coordinate with facility managers and trades to minimize downtime.