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M.C. Dean

Designs and deploys secure mission-critical infrastructure

HVAC Technician 3

HVAC & Building SystemsConfirmed live in the last 24 hours
Full-timeWashington, DC, USA$51.97 /hrIn-person

About the Job

Requirements

  • Hold a current Journeyman License from a U.S. state or territory, possess a VMET certification with equivalent experience, or have equivalent training and certifications plus at least five years of commercial or industrial experience where a license was not required.
  • Have a high school diploma or GED and at least six years of experience working with complex HVAC systems and equipment, including chillers, boilers, package units, VAV systems, and direct digital, pneumatic, and automated control systems.
  • Be eligible for access to classified information as a U.S. citizen and be able to obtain and maintain HSPD and Secret requirements; HSPD-12 and active Secret are preferred.
  • Be able to lift, carry, and move objects weighing up to 50 pounds regularly and follow proper lifting techniques and safety protocols.
  • Relocate a 12-foot stepladder without assistance.
  • Work at heights up to 60 feet and climb and balance on scaffolds, aerial lifts, catwalks, and ladders.
  • Routinely walk, climb, lift, squat, crawl, kneel, push, pull, and reach overhead.
  • Have vision that may be corrected, color vision, and the ability to hear and communicate in English.
  • Use a standard ladder without exceeding its weight limit while carrying tools.
  • Recognize when something is wrong or likely to go wrong.
  • Apply general rules to specific problems and combine information to form conclusions.
  • See details at close range and listen to and understand spoken information.

Responsibilities

  • Inspect Engineering systems and equipment periodically, monitor equipment operation, and maintain operating logs.
  • Mentor less experienced HVAC Technicians.
  • Operate and maintain site-critical Engineering systems and equipment supplying heat, utility and conditioned water, ventilation, air conditioning, and other environmental and critical systems, following diagrams, operating manuals, industry best practices, and manufacturers’ specifications.
  • Monitor and control building equipment and operate the facility’s building automation systems.
  • Disable and re-arm fire alarm panels when required.
  • Use test equipment and devices pertinent to building operating systems and analyze the results.
  • Operate and maintain gas-fired steam boilers.
  • Perform other related duties as requested.
  • Maintain Engineering systems and equipment, including chillers, IFU, VAV, HVAC controls, and fire and life safety sprinkler systems.
  • Inspect and adjust mechanical equipment and systems; perform preventive and general maintenance while adhering to the building energy model for efficiency.
  • Record and report faults, deficiencies, and unusual occurrences; respond to emergencies and perform tasks necessary to protect occupants and property.
  • Perform facilities or mission-critical-environment maintenance activities under minimal supervision.
  • Operate and maintain critical systems, including HVAC, CRAC units, life safety and building automation systems, and utility systems.

Desired Qualifications

  • Completion of an HVAC technical training program at a vocational or technical school, or a recognized apprenticeship program.

About the Company

M.C. Dean

Designs and deploys secure mission-critical infrastructure

M.C. Dean designs, builds, operates, and maintains integrated cyber-physical systems for mission-critical facilities, secure environments, and large enterprises. Its work spans electrical power, security, telecommunications, life safety, automation and controls, audio-visual, and IT systems, all coordinated through management platforms that support long-term operation and sustainability. The company works end-to-end: it engineers solutions, installs them, and then runs and maintains them to ensure continuous, secure, and resilient performance. What sets it apart is its ability to provide comprehensive, turnkey technology and infrastructure services for critical environments—combining physical systems with digital management to create secure, automated facilities. The goal is to deliver automated, secure, and resilient power and technology systems and the platforms needed to manage them over the long term.

Company size
1,001-5,000
Company stage
Not listed
Total funding
Not listed
Headquarters
Tysons, VA
Founded
1949

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