Assistant Engineer – Mechanical Design

Texmo Industries; Coimbatore District; On-site; INR 600,000 - 1,100,000; Full time

Job summary

Texmo Industries in Coimbatore, India, is seeking an Assistant Design Engineer to design and develop mechanical equipment for water treatment plants. You will apply process parameters and design calculations to optimize aeration, settling, filtration, and tank sizing while coordinating with operations for site installations.

The role emphasizes hands-on design, 3D modelling, and documentation, with collaboration across electrical, civil and environmental engineers to ensure seamless integration.

Qualifications

• BE/B.Tech in Mechanical Engineering with 3–5 years of experience in water treatment for product and process design.
• Strong understanding of wastewater treatment processes and their applications.
• Experience in design of water treatment plants, skid piping, structures, layouts, and pumping/filtration/disinfection systems.

Responsibilities

• Design and develop mechanical layouts for water treatment plants and STP equipment.
• Select pumps, blowers, mixers, agitators, compressors and related devices per project requirements.
• Analyze and optimize processes to improve plant efficiency and reliability.
• Create detailed drawings, specifications, and 3D models; prepare BOQ for costing.
• Collaborate with procurement, installation, and commissioning teams to integrate systems.

Skills

Mechanical design

Water treatment

Process optimization

Team collaboration

Education

BE/B.Tech Mechanical

Tools

SolidWorks

AutoCAD

Job description

Assistant Design Engineer with expertise in mechanical equipment design & development, will play a pivotal role in design & development of water treatment plants - STP process & equipment design and collaborating with operations team for site installations. The role is expected to create innovative and efficient solutions that meet project requirements and environmental standards by analyzing and optimizing mechanical systems.

System Design

Executing the complete product design and development (Concept development & finalization, design calculation for tank sizes, defining process parameters - Aeration time, settling time, HRT, SRT, volume of air required, Tank Overflow calculation; Pipe sizing and discharge estimation using hand calculation or software, Sizing the filtration system & dosing requirements).

Equipment Selection

Select appropriate mechanical equipment and components based on project requirements and performance requirements. Evaluate and choose pumps, blowers, mixers, agitators, compressors and other mechanical devices suitable for water & waste water treatment applications.

Process Optimization

Identify opportunities for process improvement and implement strategies to enhance process efficiency of the plant.

Documentation

Create detailed engineering drawings, specifications and documentation of the mechanical systems. 3D modelling of concept design, equipment design calculation, layout plan, testing, validation and drafting for Water Treatment Plant. Preparation of BOQ for costing.

Operations Collaboration

Shall provide support for procurement, installation and commissioning, collaborating with electrical, civil and environmental engineers to ensure seamless integration of mechanical systems with other plant components.

Qualifications

• BE/B.Tech in Mechanical Engineering with 3 to 5 years of experiences in water treatment industry for Product & Process design.
• Should possess strong understanding of the principles of waste water treatment processes and their application.
• Previous experience in design of water treatment plant, skid piping, structures including layout, knowledge of specifications for various pumping/lifting, filtration and disinfection systems will be an advantage
• Exposure to design, development and operations of STP/ETP/RO/UF is preferred.
• Familiarity to treatment plant's automation such as SCADA, IIOT, Sensor technology and knowledge of prevailing discharge standards as per Local, State, and National guidelines. Exposure to design of air ventilations systems.
• Hands on experience in SolidWorks & AutoCAD. Exposure to SolidWorks pipe routing will be an added advantage.