Plumber – Fire Sprinkler

Coho Technology Solutions is seeking an experienced Plumber (Fire Sprinkler Technician) to inspect, test, maintain, troubleshoot, and repair fire sprinkler and water-based fire protection systems. This is a hands-on, journeyman-level position responsible for ensuring fire suppression systems remain safe, reliable, and fully operational in accordance with applicable industry standards and established maintenance procedures.

The successful candidate will possess extensive knowledge of wet and dry pipe sprinkler systems, mechanical and pneumatic components, hydraulic principles, and fire protection system maintenance. This individual must demonstrate strong troubleshooting abilities, sound technical judgment, and the ability to work independently while maintaining compliance with applicable safety requirements.

Responsibilities (include but are not limited to):

• Inspect, test, maintain, troubleshoot, and repair fire sprinkler systems and associated mechanical, electrical, pneumatic, and electronic components.
• Perform operational testing to identify malfunctioning equipment, diagnose system deficiencies, and verify proper system performance.
• Troubleshoot and repair leaks involving water and air lines, piping, valves, fittings, sprinkler heads, and associated equipment.
• Inspect and test water flow rates, water flow alarms, pressure gauges, trip valves, and system pressure.
• Maintain and repair wet and dry pipe sprinkler systems, including adjusting releasing mechanisms, quick-opening devices, exhausters, and control valves.
• Perform maintenance and repairs on gate valves, globe valves, valve gaskets, valve seats, and other system components.
• Test dry pipe systems by measuring water delivery times and flow rates at inspector's test connections.
• Inspect, clean, adjust, and repair retarding chambers, releasing mechanisms, and associated fire protection components.
• Replace defective sprinkler heads, piping, valves, fittings, gauges, electrical devices, and other damaged system components.
• Test fire sprinkler system alarms and coordinate testing with associated fire alarm systems and monitoring equipment.
• Assist engineering personnel with fire sprinkler system installations, modifications, maintenance, and troubleshooting activities.
• Evaluate fire sprinkler protection requirements when buildings undergo structural modifications, renovations, or other facility improvements.
• Read and interpret work orders, technical instructions, and applicable system documentation.
• Select appropriate materials, tools, and repair methods to complete assignments safely and efficiently.
• Maintain accurate inventory records of materials, supplies, and consumable items when assigned a stocked service vehicle.
• Work independently with minimal supervision while adhering to established safety procedures, industry standards, and applicable maintenance practices.
• Provide technical instruction and oversight to assigned trainees or helpers, demonstrating proper maintenance techniques and safe work practices.
• Perform additional maintenance, repair, and operational duties as assigned.

Essential Job Qualifications and Requirements:

• Licensure:
  • Valid state driver's license

• Education and Certification:
  • Active NICET Level II certification in Inspection, Testing, and Maintenance of Water-Based Fire Protection Systems

• Required Experience:
  • Demonstrated experience working with wet pipe and dry pipe fire sprinkler systems

• Required Skill and Competencies:
  • Thorough working knowledge of fire sprinkler system installation, operation, inspection, testing, and maintenance
  • Knowledge of National Fire Protection Association (NFPA) 13 and NFPA 25 standards
  • Strong understanding of mechanical, pneumatic, hydraulic, and electrical principles related to fire protection systems
  • Ability to troubleshoot, diagnose, and repair fire sprinkler system components and associated equipment
  • Knowledge of sprinkler system valves, piping, fittings, pressure gauges, alarm devices, and control mechanisms
  • Ability to interpret work orders, technical instructions, and system documentation
  • Strong problem-solving skills and the ability to work independently with minimal supervision

• Physical Requirements:
  • Ability to independently lift and carry up to 40 pounds. Heavier items must be lifted with assistance
  • Ability to climb ladders and scaffolding and perform work at various heights.
  • Ability to walk, kneel, crouch, crawl, stoop, bend, and reach while performing maintenance and repair activities
  • Ability to work in confined spaces and cramped or physically demanding positions
  • Ability to perform physically demanding tasks at a rapid pace for short periods
  • Normal vision is required

• Working Conditions:
  • Work is performed both indoors and outdoors in varying weather conditions.
  • May be required to work on rooftops, in equipment rooms, beneath buildings, and in confined spaces
  • Potential exposure to extreme temperatures, high noise levels, dust, dirt, grease, oil, fumes, and poorly ventilated or illuminated areas
  • May encounter typical maintenance and construction-related hazards, including cuts, bruises, burns, electrical shock, and eye hazards
  • Must use appropriate personal protective equipment (PPE) when performing assigned duties

• Additional Responsibilities and Operational Requirements:
• May be assigned to assist with non-trade-related work as operational requirements dictate
• May receive work assignments through Regional Dispatch and must follow established dispatch procedures
• May be assigned a service vehicle containing controlled inventory and consumable materials and will be responsible for maintaining accurate inventory records
• May be assigned trainees or helpers and will be responsible for providing appropriate instruction, guidance, and oversight