Larsen & Toubro
Manager Process
Riyadh, Saudi ArabiaPosted 2 weeks ago
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- Salary
- AED 6k–14k a month· est.
- Job type
- Full time
- Level
- Lead
- Field
- Energy & Sustainability
- Work mode
- On site
About the role
?? Engineering Design & Process Development - Develop mass and energy balances, PFDs, and P&IDs for seawater RO desalination systems. - Design and size RO trains, pumps, pretreatment units (coagulation, media filtration, UF), and post-treatment (remineralization, CO? dosing). - Prepare detailed specifications for equipment: pressure vessels, membranes, dosing systems, and chemical treatment units. - Analyze and optimize membrane performance using software - Perform hydraulic calculations for multiport vessels and high-pressure piping networks. ? Technical Analysis & Modeling - Conduct system simulations to predict performance under varying feedwater conditions. - Perform recovery, energy consumption, and membrane fouling rate analysis. - Evaluate energy recovery devices (ERDs) and design pressure exchanger systems. - Review and analyze laboratory data, pilot trials, and membrane autopsy reports. ? Project Execution & Documentation - Lead or review engineering deliverables: design reports, datasheets, BOQs, and technical specifications. - Coordinate interdisciplinary interfaces with civil, electrical, instrumentation, and mechanical teams. - Participate in HAZOP, design reviews (3D model reviews, RAM studies), and risk assessments. ? Commissioning & Troubleshooting - Support factory acceptance testing (FAT), site acceptance testing (SAT), and commissioning. - Diagnose and resolve process bottlenecks, membrane fouling, scaling, or plant underperformance. - Train operations teams on membrane cleaning procedures (CIP), energy optimization, and water quality control. Qualifications: Bachelor of Engineering (BE) Experience: 15-20 years
Responsibilities
Engineering Design & Process Development, Technical Analysis & Modeling, Project Execution & Documentation, Commissioning & Troubleshooting. Lead or review engineering deliverables such as design reports, datasheets, BOQs, and technical specifications. Coordinate interdisciplinary interfaces with civil, electrical, instrumentation, and mechanical teams. Participate in HAZOP, design reviews (3D model reviews, RAM studies), and risk assessments. Support FAT/SAT and commissioning. Diagnose and resolve process bottlenecks, membrane fouling, scaling, or plant underperformance. Train operations teams on membrane cleaning procedures (CIP), energy optimization, and water quality control.
Skills
- Mass and energy balances
- PFDs and P&IDs
- RO desalination systems
- membrane performance analysis
- hydraulic calculations
- system simulations
- recovery and energy consumption analysis
- ERD evaluation and pressure exchanger design
- laboratory data review and pilot trials
- design reports and BOQs
- 3D model reviews
- RAM studies
- HAZOP
- FAT/SAT
- commissioning
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