Critical Facility Technician ; HVAC SME - Top Secret Eligible

Join to apply for the Critical Facility Technician 3 (HVAC SME) - Top Secret Eligible role at M.C. Dean, Inc.

M.C. Dean is Building Intelligence. We design, build, operate, and maintain cyber-physical solutions for mission-critical facilities, secure environments, and complex infrastructure. Our capabilities include electrical, electronic security, telecommunications, life safety, automation, controls, AV, and IT systems. Headquartered in Tysons, Virginia, we employ over 5,800 professionals dedicated to deploying secure, resilient power and technology systems.

Why join M.C. Dean? Our team is inspired by engineering and innovation that enhance outcomes, improve lives, and change the world. Our core values are agility, expertise, and trust.

Security & Licensing Requirements: Applicants must be able to obtain and maintain a Top-Secret clearance, provide a valid passport for site access, and hold a current Journeyman HVAC License (highly preferred).

• Ensure electrical, mechanical, and fire/life safety equipment in data centers operate at peak efficiency, including preventive maintenance, corrective work, and emergency response.
• Serve as a technical resource, reporting to a program manager, and interact with onsite engineering and vendors.
• Maintain data center uptime >99.999%.
• Meet CET1 requirements; OEM training/experience preferred. Strong communication skills required.
• Apply safe work practices, interpret diagrams, blueprints, and operational instructions.
• Use hand tools and test equipment for troubleshooting and repairs, logging activities in CMMS.
• Assist and transfer knowledge to other technicians, and perform daily facility walk-throughs.
• Understand and operate critical systems (UPS, generators, HVAC, BMS, fire alarm, etc.), including performing shutdowns and startups.
• Maintain compliance with building codes and regulations, and manage procurement of parts.
• Utilize diagnostic tools, understand heating and refrigeration cycles, and perform load calculations.

• Minimum 6+ years in electrical, mechanical, or fire/life safety equipment, with a high school diploma or GED.
• Ability to obtain and maintain Top-Secret clearance and provide a valid passport.

• Journeyman Electrician or HVAC license or equivalent.

• Competitive salary, comprehensive benefits, paid time off, tuition reimbursement, 401k, and other perks.

• Ability to lift up to 50 pounds, work at heights, and perform physical tasks regularly.
• Good vision, hearing, and communication skills.

• Full-time, management and manufacturing roles, in the design services industry.