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Senior Engineer, Commissioning (Ultrapure Water Systems)
Accepting applicationsGradiant · Chennai, Tamil Nadu, India
Full-Time Senior
Estimated market salary
₹14-25 LPA
This is a SiliconBoard market estimate, not an employer-posted salary.
Posted
1d ago
Category
Manufacturing
Experience
Senior
Country
India
Senior Engineer, Commissioning (Ultrapure Water Systems) Gradiant India Private Limited Chennai, India 8/27/26 Project Management
Gradiant is a Different Kind of Water Company. With a full suite of differentiated and proprietary end-to-end solutions for advanced water and wastewater treatment powered by the top minds in water, the company serves its clients’ mission-critical operations in the world’s essential industries, including semiconductors, pharmaceuticals, food & beverage, lithium and critical minerals, and renewable energy. Gradiant’s innovative solutions reduce water used and wastewater discharged, reclaim valuable resources, and renew wastewater into freshwater. The Boston-headquartered company was founded at MIT and has over 1,400 employees worldwide.
Discover us at www.gradiant.com.
Job Overview
Responsible for planning, executing, and managing the commissioning of Ultra Pure Water (UPW) systems to ensure systems are designed, installed, tested, and operated in compliance with project specifications, process requirements, and industry standards.
Responsibilities
Commissioning Planning & Preparation
Review design documents including P&IDs, Process Flow Diagrams (PFDs), specifications, and control philosophy.
Develop commissioning procedures, checklists, and method statements.
Participate in HAZOP, risk assessments, and constructability reviews.
Coordinate with engineering, construction, vendors, and client teams.
Pre-Commissioning Activities
Verify mechanical completion of systems (MC checks, punch list closure).
Perform line checks, flushing, cleaning, and passivation activities.
Ensure proper installation and alignment of equipment such as: Pretreatment Units, RO Units (Multi-pass systems), EDI (Electrodeionization), Ion Exchange Units, Degasifiers / Membrane contactors, UV Units (TOC reduction & sterilization), Filters (UF, cartridge filters), Chemical dosing systems.
Commissioning Execution
Perform functional testing and loop checking (instruments, control valves, analyzers).
Commission PLC/SCADA/DCS systems in coordination with automation team.
Start-up and stabilize UPW system to achieve required quality parameters: Resistivity (≥18.2 MΩ·cm), TOC levels, Silica removal, Dissolved oxygen
Troubleshoot system performance issues.
Performance Testing & Validation
Conduct performance test runs and demonstrate system capacity and efficiency.
Support validation activities (IQ, OQ, PQ – especially in pharma projects).
Ensure compliance with standards: SEMI standards (for semiconductor), ASTM / USP / cGMP (for pharma applications)
Documentation & Handover
Prepare commissioning dossiers and reports.
Update as-built documentation.
Ensure completion of: Test records, Calibration reports, SOPs and O&M Manuals
Support final handover to operations team.
Health, Safety & Environment (HSE)
Enforce safety procedures and permit-to-work systems.
Identify and mitigate risks during commissioning activities.
Ensure compliance with site HSE policies.
Requirements
Strong knowledge of UPW process technologies: Reverse Osmosis (RO – multi-pass), EDI systems, UF systems, Degassing systems, Chemical dosing (SMBS, NaOH, acid systems)
Experience with instrumentation: Conductivity/resistivity analyzers, TOC analyzers, Flow, pressure, and level transmitters, Familiarity with automation systems (PLC/DCS/SCADA)
Systematic commissioning workflow, Troubleshooting and root cause analysis, Vendor coordination and FAT/SAT involvement
Strong communication and stakeholder coordination, Leadership and team supervision, Problem-solving and decision-making under pressure
Bachelor’s Degree in: Chemical Engineering / Mechanical Engineering / Environmental Engineering.
Professional certifications (preferred): Commissioning certifications, Safety certifications (e.g., NEBOSH)
8–15 years of experience in water treatment / UPW systems.
Proven experience in commissioning large-scale UPW plants.
Experience in industries such as: Semiconductor manufacturing, Pharmaceuticals, Electronics / Data centers
Willingness to travel or work at remote project locations
Strong coordination with multinational teams and vendors
Tools & Software
MS Office (Word, Excel, Project)
Commissioning management systems
SCADA/PLC interfaces
Document control platforms
Work Location : Sites across India
Gradiant is an equal opportunity employer. Qualified applicants will be considered without regard to race, color, religion, creed, gender, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class.
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Gradiant is a Different Kind of Water Company. With a full suite of differentiated and proprietary end-to-end solutions for advanced water and wastewater treatment powered by the top minds in water, the company serves its clients’ mission-critical operations in the world’s essential industries, including semiconductors, pharmaceuticals, food & beverage, lithium and critical minerals, and renewable energy. Gradiant’s innovative solutions reduce water used and wastewater discharged, reclaim valuable resources, and renew wastewater into freshwater. The Boston-headquartered company was founded at MIT and has over 1,400 employees worldwide.
Discover us at www.gradiant.com.
Job Overview
Responsible for planning, executing, and managing the commissioning of Ultra Pure Water (UPW) systems to ensure systems are designed, installed, tested, and operated in compliance with project specifications, process requirements, and industry standards.
Responsibilities
Commissioning Planning & Preparation
Review design documents including P&IDs, Process Flow Diagrams (PFDs), specifications, and control philosophy.
Develop commissioning procedures, checklists, and method statements.
Participate in HAZOP, risk assessments, and constructability reviews.
Coordinate with engineering, construction, vendors, and client teams.
Pre-Commissioning Activities
Verify mechanical completion of systems (MC checks, punch list closure).
Perform line checks, flushing, cleaning, and passivation activities.
Ensure proper installation and alignment of equipment such as: Pretreatment Units, RO Units (Multi-pass systems), EDI (Electrodeionization), Ion Exchange Units, Degasifiers / Membrane contactors, UV Units (TOC reduction & sterilization), Filters (UF, cartridge filters), Chemical dosing systems.
Commissioning Execution
Perform functional testing and loop checking (instruments, control valves, analyzers).
Commission PLC/SCADA/DCS systems in coordination with automation team.
Start-up and stabilize UPW system to achieve required quality parameters: Resistivity (≥18.2 MΩ·cm), TOC levels, Silica removal, Dissolved oxygen
Troubleshoot system performance issues.
Performance Testing & Validation
Conduct performance test runs and demonstrate system capacity and efficiency.
Support validation activities (IQ, OQ, PQ – especially in pharma projects).
Ensure compliance with standards: SEMI standards (for semiconductor), ASTM / USP / cGMP (for pharma applications)
Documentation & Handover
Prepare commissioning dossiers and reports.
Update as-built documentation.
Ensure completion of: Test records, Calibration reports, SOPs and O&M Manuals
Support final handover to operations team.
Health, Safety & Environment (HSE)
Enforce safety procedures and permit-to-work systems.
Identify and mitigate risks during commissioning activities.
Ensure compliance with site HSE policies.
Requirements
Strong knowledge of UPW process technologies: Reverse Osmosis (RO – multi-pass), EDI systems, UF systems, Degassing systems, Chemical dosing (SMBS, NaOH, acid systems)
Experience with instrumentation: Conductivity/resistivity analyzers, TOC analyzers, Flow, pressure, and level transmitters, Familiarity with automation systems (PLC/DCS/SCADA)
Systematic commissioning workflow, Troubleshooting and root cause analysis, Vendor coordination and FAT/SAT involvement
Strong communication and stakeholder coordination, Leadership and team supervision, Problem-solving and decision-making under pressure
Bachelor’s Degree in: Chemical Engineering / Mechanical Engineering / Environmental Engineering.
Professional certifications (preferred): Commissioning certifications, Safety certifications (e.g., NEBOSH)
8–15 years of experience in water treatment / UPW systems.
Proven experience in commissioning large-scale UPW plants.
Experience in industries such as: Semiconductor manufacturing, Pharmaceuticals, Electronics / Data centers
Willingness to travel or work at remote project locations
Strong coordination with multinational teams and vendors
Tools & Software
MS Office (Word, Excel, Project)
Commissioning management systems
SCADA/PLC interfaces
Document control platforms
Work Location : Sites across India
Gradiant is an equal opportunity employer. Qualified applicants will be considered without regard to race, color, religion, creed, gender, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class.
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