Design and Process Engineer

Key Responsibilities:

1. Process Design & Calculations

• Perform design calculations for water and wastewater treatment processes (e.g., screening, coagulation, flocculation, sedimentation, filtration, biological treatment, disinfection)
• Develop mass balance and hydraulic calculations
• Determine design parameters such as flow rates, loading rates, detention times, and chemical dosages
• Evaluate raw water/wastewater characteristics and recommend appropriate treatment processes

2. Equipment Sizing & Selection

• Size and specify key equipment such as:
• Clarifiers, aeration tanks, filters, digesters
• Pumps, blowers, mixers
• Chemical dosing systems
• Prepare equipment datasheets and technical specifications
• Coordinate with vendors for equipment selection and technical evaluation

3. Drawings & Documentation

• Develop process flow diagrams (PFDs) and piping & instrumentation diagrams (P&IDs)
• Prepare schematic layouts of treatment plants
• Ensure drawings comply with design standards and project requirements
• Support preparation of technical reports, design basis documents, and BOQs

4. Project Support

• Work closely with civil, mechanical, and electrical teams for integrated design
• Provide technical support during project execution, installation, and commissioning
• Review contractor/vendor drawings and documents

5. Optimization & Compliance

• Ensure designs meet regulatory standards and environmental guidelines
• Troubleshoot process issues and recommend improvements
• Optimize system performance for cost, efficiency, and sustainability