The Senior Mechanical Engineer will support for Transaction advisory, Owner's Engineer FPR off taker / Developer-side advisory, and lender's technical advisory (LTA) assignments for water and wastewater infrastructure projects across the Middle East.

The role involves conducting independent technical assessments, reviewing project design documents / Drawing and engineering reports, evaluating risks, monitoring project execution, and ensuring compliance with contractual, technical, and regulatory standards under PPP, BOOT, BOO, IWPs, IWPPs, ISTPs, and similar procurement structures.

The position requires strong exposure to Water treatment plants (WTPs), Sewage/Wastewater treatment plants (WWTPs), Desalination (RO/Thermal), transmission networks, and related mechanical systems.

Act as the Owner's technical representative, ensuring EPC Contractor compliance with designs, specifications, QMS/HSE requirements, and project contracts.

Review and approve Mechanical designs, P&IDs;, equipment datasheets, hydraulic calculations, and vendor documentation.

Monitor construction progress, conduct site inspections, verify installation quality, and track schedule deviations.

Witness FAT, SAT, commissioning, reliability testing, and performance guarantee tests on behalf of the Owner.

Assess change requests, claims, deviations, and support technical decision-making for the Owner.

Conduct technical due diligence for water and wastewater assets, including assessment of designs, mechanical systems, technology selection, project feasibility, and compliance with Middle East standards.

Review EPC, O&M;, and Off taker technical documents, performance guarantees, risk allocations, and technical schedules under PPP/BOOT/BOO/IWP/IWPP/ISTP models.

Evaluate technical assumptions for financial models (capacity, efficiencies, availability, Opex/Capex inputs).

Prepare concise Due Diligence Reports, LTA Reports, construction monitoring updates, and risk assessments for lenders, off‑takers, and investors.

Identify key technical, construction, technology, and operational risks and propose mitigation strategies.

Coordinate with process, civil, electrical, Instrumentation and environmental teams to ensure consistent technical inputs.

Bachelor's degree in Mechanical Engineering.

- 5–10 years of relevant experience in water, wastewater, or desalination projects.




- Experience working in/with Middle East markets (Saudi Arabia, UAE, Oman, Qatar, Bahrain).
- Experience preparing or reviewing Technical Due Diligence, LTA Reports, or Independent Engineer Reports.
- Strong analytical skills and proficiency in risk assessment.
- Excellent technical writing, communication, and presentation skills.

Master's degree in engineering, Infrastructure, or Project Management.

Certifications such as PMP, CEng, or equivalent.

International project experience and exposure to large utility scale water projects.

Familiarity with software tools: Hydraulic modelling, AutoCAD, BIM/Revit, Primavera/MS Project (reading capability).

Employment with WSP India is subject to the successful completion of a background verification ('BGV') check conducted by a third-party agency appointed by WSP India.

WSP is one of the world's leading professional services consulting firms. We are dedicated to our local communities and propelled by international brainpower. We are technical experts and strategic advisors including engineers, technicians, scientists, architects, planners, surveyors and environmental specialists, as well as other design, program and construction management professionals. We design lasting solutions in the Transportation & Infrastructure, Property & Buildings, Earth & Environment, Power & Energy, Resources and Industry sectors, as well as offering strategic advisory services. Our talented people around the globe engineer projects that will help societies grow for lifetimes to come.

With approximately 4,000 talented people across 3 locations (Noida, Bengaluru & Mumbai offices) in India and more than 73,000 globally , in 550 offices across 40 countries , we engineer projects that will help societies grow for lifetimes to come.





At 'WSP' we draw on the diverse skills and capabilities of our employees globally to compete for the most exciting and complex projects across the world and bring the same level of expertise to our local communities. Unified under one strong brand, we use our local expertise, international reach and global scale to prepare our cities and environments for the future, connect communities and help societies thrive in built and natural ecosystems. Passionate people doing purposeful and sustainable work that helps shape our communities and the future.

A network of experts channeling our curiosity into creating solutions for complex issues.

Inspired by diversity, driven by inclusion, we work with passion and purpose.

At WSP, you can access our global scale, contribute to landmark projects and connect with the brightest minds in your field to do the best work of your life. You can experience a world of opportunity and the chance to shape a career as unique as you.

Our Hybrid Working Module

With us, you can operate in a versatile, agile, yet structured work environment and follow a Hybrid Work Model.

Maintain product quality and cultural integrity.

Balance community, collaboration, opportunity, productivity, and efficiency.

Our people are our greatest asset, and we prioritize a safe work environment. Health, safety, and wellbeing are integral to our culture, with each of us accountable for fostering a safe workplace through our 'Making Health and Safety Personal' initiative. Our Zero Harm Vision drives us to reduce risks through innovative solutions, earning recognition for our global health and safety practices with the prestigious RoSPA Health and Safety Awards for six consecutive years.

Inclusivity and Diversity

We ensure an unbiased approach in hiring, promotion, and performance evaluation, regardless of age, gender identity, race, religion, sexual orientation, marital status, physical ability, education, social status, or cultural background.

Join our close-knit community of over 73,300 talented global professionals dedicated to making a positive impact. Together, we can make a difference in communities both near and far.

Any unsolicited resumes, including those submitted to hiring managers or other business leaders, will become the property of WSP and WSP will have the right to hire that candidate without reservation – no fee or other compensation will be owed or paid to the recruiter, employment agency, or other staffing service.

📌 Senior Mechanical Design Engineer - Hybrid (Mumbai)
🏢 WSP in India
📍 Mumbai