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M.C. Dean

Designs and deploys secure mission-critical infrastructure

Plumber 3

Plumbing & PipefittingConfirmed live in the last 24 hours
Full-timeRaleigh, NC, USANo salary listedIn-person

About the Job

Requirements

  • Applicants must have at least 8 years of relevant experience and a high school diploma or GED.
  • Applicants must have at least 8 years of experience working with fire alarm systems, sprinkler control systems, renovations, or related work in commercial facilities.
  • Applicants must hold a State of North Carolina Class I Plumber's and Fire Sprinkler license.
  • The role requires regularly lifting, carrying, and moving objects weighing up to 50 pounds while following proper lifting techniques and safety protocols.
  • Candidates must be able to relocate a 12-foot stepladder without assistance.
  • Candidates must be able to work at heights up to 60 feet and climb and maintain balance on scaffolds, aerial lifts, catwalks, and ladders.
  • Candidates must routinely walk, climb, lift, squat, crawl, kneel, push, pull, and reach overhead.
  • Candidates must have vision that may be corrected, be able to see in color, and be able to hear and communicate in English.
  • Candidates must be able to use a standard ladder without exceeding its weight limit while carrying tools.
  • Candidates must be able to recognize when something is wrong or likely to go wrong.
  • Candidates must be able to apply general rules to specific problems, combine information to reach general conclusions, see details at close range, and listen to and understand spoken information.
  • Applicants selected must meet eligibility requirements, including U.S. citizenship, for access to classified information, and must be able to obtain and maintain HSPD-12 clearance.

Responsibilities

  • Perform routine and non-routine operations, maintenance, and repairs of fire alarm systems, sprinkler control systems, domestic water systems, sanitary systems, steam and other piping distribution systems, and renovations for commercial facilities in a large complex with laboratories.
  • Assemble, install, modify, and repair pipes, fittings, fixtures, valves, backflow preventers, utility and disposal systems, sewage systems, water, waste vent and gas distribution systems, oil, compressed air, vacuum, grease trap and acid systems, cooling or heating water systems, drainage systems, hydrants, plumbing fixtures, hot water equipment, garbage disposal units, dishwashers, water softeners, fire sprinkler systems, and pumps according to specifications and plumbing codes.
  • Study building plans, blueprints, and sketches to plan and lay out system and equipment routing and placement, determine required work aids, and sequence installations.
  • Locate or mark pipe and pipe-connection positions, cut passage openings in walls and floors, and use rulers, shop mathematics, levels, plumb bobs, hand tools, and power tools.
  • Cut and thread pipe using pipe cutters, a cutting torch, and a pipe-threading machine.
  • Bend pipe to required angles using a pipe-bending machine or by hand over a block.
  • Assemble and install valves, pipe fittings, traps, unions, and pipes made of metal or nonmetal materials using hand and power tools.
  • Join pipe using screws, bolts, fittings, solder, and plastic adhesives or glues.
  • Fill pipe systems with water or air and read pressure gauges to determine whether systems leak over time.
  • Open clogged drains using augers or hydrostatic equipment.
  • Attach holding fixtures and hangers to steel structural members.
  • Comply with OSHA safety regulations and standards.
  • Operate hoists, holders, and pulleys when removing heavy units such as large plumbing fixtures and valves.
  • Use Safety Data Sheets to identify chemical characteristics.
  • Use personal protective equipment properly.

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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