Job Title: Plumbing & Fire Fighting (PHE & FF) Design Engineer

Experience Required: 2 to 8 Years

Industry: MEP Engineering / Building Services Design / Infrastructure Consulting

Project Focus: High-Rise Commercial, Residential, and Mixed-Use Developments

​Role Overview

Seeking a qualified Plumbing and Fire Fighting Design Engineer to handle the end-to-end design, hydraulic calculations, equipment sizing, and coordination of Public Health Engineering (PHE) and Fire Protection systems for high-rise building projects. The candidate must possess deep computational skills, hands-on experience with vertical pressure zoning and pumping systems, and robust familiarity with applicable building codes.

​Key Responsibilities

​Hydraulic Calculations & Engineering Sizing

​Calculate domestic water demand, flushing water requirements, and total storage capacities (underground/overhead tanks).

​Design water distribution systems, including booster pump head/flow sizing, pipe friction loss, hydro-pneumatic system sizing, and pressure-reducing valve (PRV)



station zoning for high-rise structures.

​Perform soil, waste, and vent pipe sizing, drainage stack capacities, condensate drainage, and rainwater/stormwater runoff calculations (gravity and syphonic).

​Conduct fire protection hydraulic calculations: sprinkler density, standpipe/hydrant flow rates, friction loss, and fire pump sizing (electric, diesel standby, jockey).

​Design sewage treatment plant (STP) capacities, greywater recycling networks, and rainwater harvesting systems.

​Design Execution & Drafting Coordination

​Prepare comprehensive Design Basis Reports (DBR), schematic riser diagrams, equipment layouts, and plant room drawings (pump rooms, STP, water treatment plants).

​Prepare detailed Bill of Quantities (BOQ), material specifications, equipment schedules, and technical tender documents.

​Coordinate service routes across structural, architectural, HVAC, and electrical disciplines to resolve spatial clashes

📌 Plumbing & Fire Fighting Design Engineer (Mumbai)
🏢 Topslick Management Services
📍 Mumbai