Assistant Manager, Process

Gradiant; Chennai; On-site; INR 900,000 - 1,350,000; Full time

Job summary

Gradiant, a leader in water and wastewater treatment solutions, seeks an Asst. Manager – Process and Proposal in Chennai.

You will oversee the process design function for WTP, STP, ETP, RO, and ZLD projects, ensuring technically sound, cost-effective designs aligned with client and project needs. The role requires strong expertise in water/wastewater process design, with leadership and cross-functional coordination to drive design optimization, safety, and compliant deliverables across EPC/con

Qualifications

• BE/BTech in Chemical, Environmental or Mechanical Engineering.
• M.Tech is preferred for advanced roles.
• Experience leading process design for water & wastewater projects.

Responsibilities

• Design conceptual, basic, and detailed processes for WTP, STP, ETP, RO, ZLD, UF/MF.
• Define design philosophies and select technologies per project requirements.
• Review PFDs, P&IDs, mass balance and equipment sizing.
• Lead hazard reviews (HAZOP/HAZID) and process safety assessments.
• Coordinate with mechanical, electrical, instrumentation and automation teams for integration.

Skills

Process design

Leadership

Communication

Project management

Hydraulic design

Education

B.E./B.Tech in Chemical/Environmental/Mechanical Engineering

M.Tech preferred

Tools

AutoCAD

SmartPlant

3D P&ID

Job description

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.

The Asst. Manager– Process and Proposal is responsible for the process design function for water and wastewater treatment projects. This role ensures that all process engineering deliverables are technically sound, cost-effective, compliant with standards, and aligned with client and project requirements. The position demands strong technical expertise in water and wastewater treatment process design, combined with leadership, project management, and cross-functional coordination skills.

Responsibilities:

1. Technical Leadership

• Design the conceptual, basic, and detailed process design for water and wastewater treatment systems (WTP, STP, ETP, RO, ZLD, UF/MF, etc.).
• Define design philosophies, process flow schemes, and technology selection based on project requirements.
• Approve and review PFDs, P&IDs, mass balance, hydraulic profiles, and equipment sizing calculations.
• Provide expert input during hazard reviews (HAZOP/HAZID) and process safety assessments.
• Drive process optimization, energy efficiency, and cost reduction initiatives in design.

2. Project & Team Management

• Work as a team member.
• Work with multiple intradisciplinary teams.
• Coordinate with mechanical, electrical, instrumentation, civil, and automation teams for design integration.

3. Business & Proposal Support

• Develop process design packages, technical write-ups, and cost estimates.
• Participate in client meetings, technical clarifications, and design reviews.
• Evaluate vendor technologies and develop partnerships for innovative treatment solutions.
• Contribute to process standardization and the development of design templates and databases.

4. Compliance & Quality Assurance

• Ensure all designs meet applicable national and international standards (e.g., BIS, ISO, US EPA, WHO, ASME).
• Drive compliance with safety, environmental, and sustainability guidelines.
• Implement quality checks and audits for process deliverables.

5. Commissioning & Technical Support

• Provide high-level process support during commissioning, troubleshooting, and performance testing.
• Lead design validation and root-cause analysis for process deviations or non-conformities.

Requirements :

• B.E./B.Tech in Chemical / Environmental / Mechanical Engineering (M.Tech preferred).
• 5-6 years of experience in process design and engineering for water/wastewater treatment systems.
• Proven experience in handling large-scale industrial or municipal projects.
• Prior experience in an EPC / Consulting / OEM environment is highly desirable.
• In-depth knowledge of water and wastewater treatment technologies like coagulation/flocculation, clarification, filtration, RO, UF/MF, ion exchange, biological systems (MBR, SBR, MBBR, ASP), and zero liquid discharge (ZLD).
• Strong understanding of hydraulic design, mass balance, and control philosophy.
• Proficiency in AutoCAD / SmartPlant for review and interface.
• Excellent leadership, team management, and communication skills.
• Strong analytical and problem-solving abilities.
• Capability to interact with clients, consultants, and regulatory authorities confidently.
• Exposure to digital design and modelling tools (BIM, 3D P&ID integration).
• Awareness of sustainability metrics (water reuse, energy recovery, carbon footprint).
• Experience in tender evaluation and technical-commercial proposal preparation.

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.