Master Plumber 4 - TS/SCI - South Korea

Overview

About M.C. Dean

M.C. Dean is Building Intelligence@. We design, build, operate, and maintain cyber-physical solutions for the nation's most mission-critical facilities, secure environments, complex infrastructure, and global enterprises. With over 7,000 employees, our capabilities span electrical, electronic security, telecommunications, life safety, automation and controls, audiovisual, and IT systems. Headquarters in Tysons, Virginia, M.C. Dean delivers resilient, secure, and innovative power and technology solutions through engineering expertise and smart systems integration.

Why Join Us?

Our people are passionate about engineering innovation that improves lives and drives impactful change. Guided by our core values-agility, expertise, and trust-we foster a collaborative and forward-thinking work environment. At M.C. Dean, we are committed to building the next generation of technical leaders in electrical, engineering, and cybersecurity industries.

Clearance Requirement: Applicants selected will be subject to a government security investigation and must meet eligibility requirements, including U.S. Citizenship, for access to classified information; ability to obtain & maintain a TS/SCI clearance required.

License/Certification Requirement:

• Valid Master Plumber's License or equivalent qualifying experience.
• Certification/licensure in pipefitting, steam fitting, or sprinkler systems.
• Backflow Certification highly desirable; must be willing and eligible to obtain certification within 90 days if not already held.

Responsibilities

We are recruiting a highly experienced Senior Plumber (Master Level) to lead complex plumbing installation, maintenance, and repair operations across facility systems. This role serves as a technical expert and mentor to junior personnel while ensuring full operational reliability of all plumbing-related systems.

• Lead installation, assembly, modification, and repair of advanced plumbing and piping systems.
• Serve as the senior technical resource for troubleshooting and system diagnostics.
• Maintain and upgrade commercial plumbing equipment, fixtures, and water distribution systems.
• Execute preventive and corrective maintenance on all plumbing-related systems and components.
• Install and repair equipment including water heaters, drinking fountains, sinks, toilets, and specialty plumbing devices.
• Provide guidance, on-the-job training, and mentorship to apprentices and junior plumbers.
• Ensure compliance with safety codes, facility standards, and operational requirements.
• Perform additional duties as assigned.

Qualifications

• Applicants must have a minimum of 10+ years relevant experience and a High School diploma or GED.

Clearance Requirement: Applicants selected will be subject to a government security investigation and must meet eligibility requirements, including U.S. Citizenship, for access to classified information; ability to obtain & maintain a TS/SCI clearance required.

Desired / Advantageous Qualifications:

• Backflow Certification highly desirable; must be willing and eligible to obtain certification within 90 days if not already held.

We offer an excellent benefits package including:

• A competitive salary
• Medical, dental, vision, life, and disability insurance
• Paid time off
• Tuition reimbursement
• 401k Retirement Plan
• Military Reserve pay offset
• Paid maternity leave

Abilities:

• The position requires the ability to lift, carry, and move objects weighing up to [50 pounds] on a regular basis. Candidates must demonstrate physical strength and stamina to perform various tasks, including but not limited to, loading, and unloading, operating equipment, and assisting in the transportation of various materials. Proper lifting techniques and safety protocols must be followed to ensure personal and team safety.
• Relocates a 12-foot stepladder without assistance.
• Works at various heights up to 60 feet and can climb and maintain balance on scaffolds, aerial lifts, catwalks and all types of ladders.
• Walks, climbs, lifts, squats, crawls, kneels, pushes, pulls and reaches overhead on a routine and repetitive basis.
• Possess good vision (may be corrected vision), the ability to see in color, and the ability to hear and communicate in English.
• May use a standard ladder without exceeding the weight limit while carrying tools.
• Tell when something is wrong or is likely to go wrong. It does not involve solving the problem, only recognizing there is a problem.
• Apply general rules to specific problems to produce answers that make sense.
• Combine pieces of information to form general rules or conclusions (including finding a relationship among seemingly unrelated events).
• See details at close range (within a few feet of the observer).
• Listen to and understand information and ideas presented through spoken words and sentences.