We are hiring an experienced Fire Sprinkler Fitter for commercial and warehouse projects in the Fontana, CA area. This role is best suited for someone with strong hands-on installation experience who can work independently from plans with minimal supervision. Responsibilities • Install and run overhead steel fire sprinkler piping • Install mains, branch lines, risers, drops, and sprinkler heads • Measure, cut, thread, groove, fit, hang, and secure steel pipe • Install hangers, supports, seismic bracing, and structural bracing • Read and interpret sprinkler blueprints, shop drawings, and layouts • Make field adjustments when site conditions differ from plans • Coordinate sprinkler piping with HVAC, electrical, plumbing, and other trades • Work safely from scissor lifts and boom lifts at heights up to 30–36 feet • Follow all jobsite safety procedures and quality standards Requirements • 5–6 years of hands-on fire sprinkler fitting/install experience • Strong commercial or warehouse sprinkler installation background • Experience working with steel fire sprinkler pipe • Must be able to work independently from blueprints without constant supervision • Experience with sprinkler heads, mains, branch lines, hangers, and seismic bracing • Comfortable working at heights and operating lifts • Must have basic fitter tools and PPE • Reliable transportation to the Fontana area • Strong attendance, reliability, and safety awareness