Senior Engineer- Mechanical HVAC(Wastewater)

AECOM; Maharashtra; On-site; INR 1,100,000 - 1,700,000; Full time

Job summary

AECOM in India seeks a Senior Engineer- Mechanical HVAC(Wastewater) to contribute to energy and infrastructure projects across global offices. You will apply advanced mechanical design methods to wastewater and water systems, supporting project teams from concept to construction.

The role offers exposure to modern HVAC and wastewater treatment technologies, with a focus on delivering reliable, cost-efficient solutions within schedule and budget.

Qualifications

• Experience in designing wastewater treatment components and HVAC systems.
• Proficiency in hydraulic calculations and equipment sizing.
• Ability to develop design documentation from concept to construction.

Responsibilities

• Design mechanical components for wastewater treatment systems (e.g., ASP, MBBR, SBR, MBR).
• Size and select pumps, fans, valves, and piping for water and wastewater systems.
• Prepare hydraulic calculations and ensure designs meet schedule and budget.

Skills

Wastewater design

HVAC design

Mechanical design

Pumps & fans sizing

Job description

Company Description

Work with Us. Change the World.

At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations.

There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.

We're one global team driven by our common purpose to deliver a better world. Join us.

Job Description

We are seeking Senior Engineer- Mechanical HVAC(Wastewater)) in India. This is an exciting opportunity for a motivated engineer to contribute to impactful Energy projects across global offices and continue developing their technical expertise in a supportive, high-performing team.

Roles and responsibilities

• Experience in designing various mechanical components of wastewater treatment systems like – ASP, MBBR, SBR, MBR, Digesters, Solids Handling systems, etc. Experience in designing Water Treatment systems including conventional and advance system (e.g., desalination systems).
• Developing the design of Wastewater Treatment Plants (including Sludge Treatment facilities and Odour Control facilities) and Water and Wastewater Networks. Water and wastewater mechanical equipment sizing and selection: Screens, Mixers, Conveyors, Sludge Thickeners and Centrifuges, Chemical dosing systems, etc.
• Preparing hydraulic calculations for pressurized/gravity systems. Pump and fan sizing/selection.
• Valve selection (including penstocks). Pipe sizing and material selection.
• Developing concept design, detail design, tender, and construction documentation in accordance with both, schedule, and budget. Preparing and reviewing design documents e.g., calculations,