Senior Fire Sprinkler Designer

Responsibilities

• Develop detailed fire sprinkler system designs and layout drawings using HydraCAD Software
• Perform hydraulic calculations and material take-offs in accordance with NFPA standards and local codes
• Review architectural, structural, and mechanical plans to ensure proper system coordination
• Prepare submittals, fabrication drawings, and as-built documentation
• Collaborate with project managers, estimators, and field supervisors to ensure design intent and code compliance
• Mentor junior designers and provide technical guidance
• Stay current with updates to fire protection codes and standards (NFPA, IBC, IFC, etc.)
• Participate in project meetings and communicate with clients, contractors, and AHJs

Requirements

• 5–10 years of experience in fire sprinkler or fire protection design
• Proficiency in AutoCAD, HydraCAD, Navisworks, and/or Revit
• In-depth knowledge of NFPA, FM Global, and other related standards
• Strong understanding of building and fire codes
• Excellent written and verbal communication skills
• Ability to work independently and manage multiple design projects

Preferred Qualifications

• NICET Level III or IV in Water-Based Systems Layout

About the Company

Mullins Mechanical is a self-performing specialty contractor specializing in design-build applications, including HVAC, plumbing, fire protection, and metal fabrication. Ranked highly on the ENR Top Specialty Contractors list, the company serves industrial and heavy commercial environments such as manufacturing, automotive, and data centers.