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M.C. Dean

Designs and deploys secure mission-critical infrastructure

Mechanical Critical Facility Technician 2

HVAC & Building SystemsConfirmed live in the last 24 hours
Full-timeMechanicsburg, PA, USANo salary listedIn-person

About the Job

Requirements

  • Applicants must have a high school diploma or GED or greater.
  • Applicants must have at least 6 years of work experience, including at least 3 years of direct critical-facility operations experience, such as in a data center or hospital.
  • Applicants selected must meet eligibility requirements, including U.S. citizenship, for access to classified information and must be able to obtain and maintain a Secret clearance.
  • Applicants identified as Mechanical must have experience with chillers greater than 300 tons, boilers, or significant other mechanical experience.
  • Pass the NITC Journey-Level HVAC exam within the first year of employment.
  • Have current EPA 608 Universal certification or obtain it within 90 days of employment.
  • Be able to lift, carry, and move objects weighing up to 50 pounds regularly while following proper lifting techniques and safety protocols.
  • Relocate a 12-foot stepladder without assistance.
  • Work at heights up to 60 feet and climb and maintain balance on scaffolds, aerial lifts, catwalks, and ladders.
  • Perform routine and repetitive walking, climbing, lifting, squatting, crawling, kneeling, pushing, pulling, and overhead reaching.
  • Possess good vision, which may be corrected, the ability to see in color, 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 to produce reasonable answers.
  • Combine pieces of information to form general rules or conclusions, including identifying relationships among seemingly unrelated events.
  • See details at close range, within a few feet.
  • Listen to and understand information and ideas presented through spoken words and sentences.

Responsibilities

  • Operate, maintain, and repair complex heating, ventilation, and air conditioning systems, including chillers, boilers, CRAC/CRAH units, and air handling units.
  • Install, maintain, and repair minor plumbing systems, including pumps, valves, and piping.
  • Troubleshoot and repair mechanical equipment using hydraulic and pneumatic systems knowledge.
  • Use BMS platforms such as Niagara Tridium, Siemens, or Johnson Controls to monitor and control environmental systems.
  • Read and interpret mechanical, plumbing, and electrical diagrams to perform maintenance and repairs.
  • Use CMMS software to track and document work orders, repairs, and maintenance activities.

Desired Qualifications

  • Candidates who have already passed the NITC Journey-Level HVAC exam are preferred.
  • Current EPA 608 certification is preferred.

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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