HVAC Technician — Critical Facilities On-Call

M.C. Dean, Inc.; Tysons (VA); On-site; USD 34,000 - 48,000; Full time

Benefits offered by this job

Competitive salary

Medical, dental, vision insurance

Paid time off

Tuition reimbursement

401k Retirement Plan

Military Reserve pay offset

Paid maternity leave

Job summary

M.C. Dean, Inc. is seeking a skilled HVAC Technician to design, install, operate, and service critical mechanical systems for government and commercial facilities.

You will handle preventive and corrective maintenance across a range of equipment including chillers, boilers, AHUs, VAVs, and cooling towers. The role requires a strong understanding of HVAC design, field diagnostic work, and the ability to work nights, weekends, and on-call shifts.

Qualifications

• High school diploma or GED; 3+ years of commercial HVAC experience or 1+ year with an associate degree.
• Commercial HVAC experience with trucks-based service
• Experience with chillers, boilers, AHUs, VAVs and related controls.
• HVAC training program or apprenticeship (preferred)
• Current CFC/EPA Universal Certification (within 1 year)
• Willingness to obtain Top Secret clearance
• Valid driver's license; may require vehicle use
• Ability to read mechanical drawings and plans
• Proficiency with hand tools and testing equipment
• Excellent English communication and willingness to work nights/weekends/on-call

Responsibilities

• Provide full-service maintenance and installation for mechanical equipment and systems.
• Support preventive and corrective maintenance across government and commercial clients.
• Install, service, and repair chillers, boilers, AHUs, VAVs, heat pumps, and related systems.
• Document maintenance tasks and safety briefings accurately.
• Travel as needed and work independently or in teams.

Skills

HVAC systems knowledge

Troubleshooting skills

Physical stamina

Communication skills (English)

Safety awareness

Independent work

Education

High school diploma or GED

Associate degree

HVAC technical training program

Tools

HVAC tools

Diagnostic equipment

Test equipment

Job description

M.C. Dean, Inc. is seeking a skilled HVAC Technician to design, install, operate, and service critical mechanical systems for government and commercial facilities.

You will handle preventive and corrective maintenance across a range of equipment including chillers, boilers, AHUs, VAVs, and cooling towers. The role requires a strong understanding of HVAC design, field diagnostic work, and the ability to work nights, weekends, and on-call shifts.