Environmental Engineer

Innowell Engineering International; Chennai District; On-site; INR 1,500,000 - 2,500,000; Full time

Job summary

Innowell Engineering International in Chennai, India, seeks a Senior Environmental Engineer to expand environmental services with focus on STP, ETP, WTP systems. You will contribute to sustainable water/wastewater solutions, proposals, process design, and project execution, coordinating with MEP and other teams.

Ideal candidates have 5–8 years in water/wastewater design, strong P&ID/PFD interpretation, and expertise in process calculations and equipment sizing.

Qualifications

• Bachelor's degree in Environmental, Chemical, or Civil Engineering (Environmental).
• 5–8 years of experience in design and engineering of water and wastewater treatment systems.
• Strong working knowledge of STP, ETP, and WTP process design.
• Hands-on experience in process calculations, hydraulic calculations, and equipment sizing.

Responsibilities

• Prepare technical proposals and support bid submissions with process concepts and engineering inputs.
• Review P&ID and PFD to develop design solutions.
• Perform process design calculations for water and wastewater systems (STP/ETP/WTP).
• Size equipment, vessels, and pipelines; perform hydraulic flow calculations.
• Develop treatment schemes for STP/ETP/WTP/RO/MEE/MVRE/ATFD/ZLD; support cost estimation.
• Coordinate with MEP, process, mechanical, and electrical teams during design and project execution.
• Review vendor submissions for compliance with design intent and assist in documentation.

Skills

STP design

ETP design

WTP design

Hydraulic calculations

P&ID interpretation

PFD interpretation

Process calculations

Equipment sizing

Vendor submittal review

Cost estimation support

Environmental compliance

MS Excel

Education

Bachelor's degree in Environmental/Chemical/Civil (Environmental)

Tools

Hydraulic calculation software

Process simulation tools

MS Excel/Calc

Job description

Job Description

Environmental EngineeringExperience: 5–8 YearsWeare seeking an experienced Senior Environmental Engineer to support the expansion of senior environmental engineering services within BU-01, with a primary focus on strengthening capabilities in ETP, STP, and WTP systems. The role will contribute to developing and delivering sustainable water and wastewater treatment solutions while supporting proposal development, process design, and technical engineering activities.The Senior Environmental Engineer will play a key role in establishing and enhancing environmental serviceofferings — including STP, ETP, WTP, RO, MEE, MVRE, ATFD, and ZLD systems — ensuring technicallyoptimized, compliant, and cost-effective solutions aligned with project requirements. The position will also support multidisciplinary coordination during design development and project execution.

Roles & Responsibilities

• Prepare technical proposals and support bid submissions by developing process concepts, technical writeups, and preliminary engineering inputs for client requirements.
• Review and interpret P&IDs (Piping & Instrumentation Diagrams) and PFDs (Process Flow Diagrams) tounderstand process requirements and develop design solutions.
• Perform process design calculations for water and wastewater treatment systems including STP, ETP, andWTP.
• Carry out equipment, vessel, and pipeline sizing based on design parameters and treatment processrequirements.
• Perform hydraulic flow calculations and system analysis to ensure efficient plant operation and optimalperformance.
• Develop and optimize treatment schemes for STP, ETP, WTP, RO, MEE, MVRE, ATFD, and ZLD systems.
• Provide technical inputs during project planning, estimation, and engineering stages.
• Coordinate with multidisciplinary teams (MEP, process, mechanical, and electrical) to integrateenvironmental systems into overall project design.
• Review vendor technical submissions, data-sheets, and equipment specifications for compliance withdesign intent.
• Support preparation of design documents, reports, calculations, and technical deliverables.
• Ensure designs comply with applicable environmental regulations, standards, and client specifications.
• Participate in technical discussions with clients, consultants, and vendors during design development andproposal stages.
• Assist in troubleshooting design and process-related issues during project execution when required.
• Contribute to the development and enhancement of senior environmental engineering services.

Required Qualifications

• Bachelor's Degree in Senior Environmental Engineering / Chemical Engineering / Civil Engineering(Environmental specialization) or related discipline.
• 5–8years of relevant experience in design and engineering of water and wastewater treatment systems.
• Strong working knowledge of STP, ETP, and WTP process design and engineering.
• Hands-on experience in process calculations, hydraulic calculations, and equipment/vessel/pipe sizing.

Preferred Qualifications

• Experience working in consultancy, EPC, or industrial water/wastewater treatment projects.
• Familiarity with relevant environmental norms and regulatory compliance requirements.
• Experience in multidisciplinary coordination within MEP or industrial projects.
• Exposure to cost estimation, proposal preparation, and client technical presentations.
• Knowledge of engineering software/tools used for hydraulic or process simulations.
• Experience in reviewing vendor drawings, data sheets, and technical submittals.
• Strong communication and client coordination skills.
• Ability to support project execution, commissioning, or technical troubleshooting activities

Technical Skills

Technical Skills:STP / ETP / WTPProcess DesignRO, MEE, MVRE, ATFD & ZLDP&ID & PFDInterpretationEquipment & Pipeline SizingHydraulic Flow CalculationsTechnical Proposal PreparationVendor Submittal ReviewCost Estimation SupportEnvironmental ComplianceMSExcel & Calc ToolsProcess OptimizationCertifications / LicensesMultidisciplinary Coordination

Certifications / Licenses:Multidisciplinary Coordination

• Certification in Water & Wastewater Treatment Design / Senior Environmental Engineering.
• Training or certification related to STP/ETP/WTP process design.
• ISO14001– Environmental Management Systems awareness certification.
• Certification in Process Engineering or Industrial Wastewater Management.
• Professional Engineer (PE) or equivalent engineering certification (if applicable).
• Health, Safety & Environment (HSE) certification or safety training.
• Software-related certifications for engineering or hydraulic calculation tools (if any)