Lead Water Systems Engineer – Semiconductor Facilities
Location: Mumbai, India (office in Thane West)
Job Status: Permanent
Sector: Semiconductor / High-Tech Manufacturing
Salary: Competitive and negotiable
Job Title: Lead Water Systems Engineer
About Deerns
Deerns is a multinational consultancy, design, and engineering firm specializing in high-end MEP (Mechanical, Electrical & Plumbing) advisory, design, and engineering for mission-critical and high-tech facilities. With a legacy of 97+ years, we deliver world-class solutions for data centres, healthcare, life sciences, microelectronics, and airports.
With ~750 experts across 17 offices in 10 countries, Deerns provides services from strategic consulting, master planning, and specialist engineering to sustainability consulting and digital roadmaps. We are driven by our core values: entrepreneurship, design reputation, integrity, cooperation, and competence.
Deerns Spectrum Private Limited is our joint venture in India with Spectrum PharmaTECH Consultants, expanding our expertise across India, South Asia, and East Africa.
We are in an exciting phase of growth and are looking for skilled professionals from Data Centre sector to join our team.
Job Overview:
Deerns India is seeking a highly experienced Lead Water Systems Expert to support the design and delivery of Electronics/semiconductor manufacturing facilities (OSAT/ATMP/FABS).
This role is focused on engineering design excellence, technical advisory, and independent design validation of ultra-high purity water (UPW), wastewater treatment, and sustainable water systems within a design consultancy / Owner’s Engineer framework.
The position requires working across multidisciplinary teams and international stakeholders, ensuring that water systems are designed to meet global semiconductor standards while being adapted to local regulatory and infrastructure conditions.
Act as the Subject Matter Expert (SME) for all water-related systems. Ensure robust, compliant, and high-performance design solutions. Bridge global best practices with local execution realities. Provide independent technical assurance throughout the project lifecycle
Key Responsibilities:
· Lead the design, engineering, and execution of industrial water systems for semiconductor and high-tech facilities.
· Develop system concepts and detailed designs for Ultrapure Water (UPW), process water, wastewater, and ZLD systems.
· Prepare and review Design Basis Reports (DBR), PFDs, P&IDs, and hydraulic calculations.
· Ensure system performance aligned with reliability, operability, and sustainability targets.
· Integrate water systems with process tools, utilities, cleanroom, and facility infrastructure.
· Design and optimize water treatment, recycling, and reuse strategies.
· Conduct water balance analysis and system capacity planning.
· Review vendor submissions, technical specifications, and equipment selections.
· Support procurement, cost estimation, and bid evaluations.
· Ensure compliance with local regulations, environmental norms, and global semiconductor standards.
· Participate in design reviews, HAZOP studies, risk assessments, and value engineering.
· Provide technical support during construction, commissioning, and system validation.
· Collaborate with multidisciplinary engineering teams and international stakeholders.
· Mentor junior engineers and support project delivery across multiple assignments.
Why Join Us?
Work on cutting-edge Electronics projects with leading industry experts.
Be part of a company that values technical excellence & innovation.
Lead high-impact, mission-critical projects shaping the future of digital infrastructure.
Our clients include a mixture of key regional and international players in the Semiconductor industry
Skills & Competencies Required:
· Bachelor’s / master’s degree in chemical, environmental, or water Engineering.
· 15+ years of experience in industrial water systems design.
· 10+ years of Experience in semiconductor / high-purity / mission-critical facilities preferred.
· Strong expertise in UPW systems, wastewater treatment, ZLD, and sustainable water design.
· Knowledge of global and Indian design standards and environmental regulations.
· Proficiency in engineering tools such as AutoCAD, Revit, and P&ID development platforms.
· Strong capability in design review, technical governance, and vendor coordination
· Excellent problem-solving, stakeholder management, and communication skills
· Ability to work in multidisciplinary and international project teams