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Master Plumber

Sentry
Watertown, SD Full Time
POSTED ON 10/25/2026
AVAILABLE BEFORE 12/24/2026

Master Plumber

Position Summary

Sentry is seeking an experienced Master Plumber to lead and perform plumbing work on commercial and residential projects. This is a hands-on position responsible for planning installations, directing plumbers and apprentices, and ensuring work is completed safely, efficiently, and according to project requirements and applicable plumbing codes.

Responsibilities

  • Lead and work alongside journeyman plumbers and apprentices.
  • Install water, sanitary waste, vent, storm drainage, and gas piping systems.
  • Install plumbing fixtures, water heaters, pumps, valves, and related equipment.
  • Read and interpret construction drawings, specifications, and plumbing codes.
  • Lay out plumbing systems and determine material, equipment, and manpower needs.
  • Plan daily work and coordinate crew assignments to meet project schedules.
  • Identify installation conflicts and work with project managers and other trades to resolve them.
  • Inspect completed work for quality and compliance with project requirements.
  • Coordinate plumbing inspections and address required corrections.
  • Test systems and troubleshoot piping and equipment problems.
  • Train and mentor journeyman plumbers and apprentices.
  • Track project progress, crew hours, material usage, and changes in scope.
  • Communicate with project managers, inspectors, customers, and other contractors.
  • Follow and enforce company safety policies and applicable OSHA requirements.
  • Keep company vehicles, tools, and work areas clean and organized.
  • Perform other plumbing and construction-related duties as assigned.

Qualifications

  • Current South Dakota Master Plumber license or ability to obtain one before performing duties requiring that license.
  • Strong commercial or residential plumbing experience.
  • Experience leading crews and supervising plumbing installations.
  • Thorough understanding of plumbing codes, systems, materials, and installation methods.
  • Ability to read blueprints, perform plumbing layout, and prepare material lists.
  • Ability to plan work, manage crew productivity, and solve problems in the field.
  • Strong leadership and professional communication skills.
  • Valid driver’s license with an acceptable driving record.
  • Reliable attendance and attention to detail.
  • Ability to pass applicable pre-employment screening.

Physical Requirements

  • Regularly lift and carry up to 50 pounds.
  • Work from ladders, lifts, scaffolding, and in confined spaces.
  • Frequently stand, walk, bend, kneel, climb, and reach.
  • Work indoors and outdoors in varying weather conditions.
  • Safely use hand tools, power tools, and plumbing equipment.

What We Offer

  • Competitive hourly compensation based on experience.
  • Opportunities for overtime.
  • Health and other employee benefits.
  • Paid time off and paid holidays.
  • Company-provided tools.
  • Training and advancement opportunities.
  • Stable, year-round work.

Schedule

Full-time position. Typical working hours are Monday through Friday, with overtime or travel required depending on project needs.

Sentry is an equal opportunity employer.

Salary : $40 - $50

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