We are looking for a Senior Mechanical Engineer with robust technical expertise in the design specification and integration of large-scale mechanical components for dams and hydropower schemes This role will focus on pressure pipelines penstocks high-capacity valves and hydraulic or mechanical gates supporting both new installations and asset rehabilitation Key Responsibilities Design and specify large-diameter steel penstocks expansion joints anchor blocks and supports Select and integrate isolation and control valves e g spherical butterfly Howell-Bunger Develop gate layouts including radial vertical lift and slide gates with appropriate actuation systems Evaluate structural and fatigue performance under transient hydraulic loads Collaborate with civil hydraulic and structural teams to coordinate mechanical interfaces Support procurement fabrication reviews and site installation planning Qualifications Role Requirements Bachelor s degree in Mechanical Engineering Master s preferred Minimum of 8 years experience in hydro-mechanical design for dams hydropower or large water infrastructure Solid understanding of transient load effects fatigue and pressure boundary design Familiarity with international standards e g ASME AWWA EN for pressure equipment and valves Experience coordinating with civil and structural teams on embedded parts and foundations Proficiency in mechanical analysis tools and CAD software e g AutoCAD Inventor ANSYS Additional Information About AECOM AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees Depending on your employment status AECOM benefits may include medical dental vision life AD D disability benefits paid time off leaves of absences voluntary benefits perks flexible work options well-being resources employee assistance program business travel insurance service recognition awards retirement savings plan and employee stock purchase plan AECOM is the global infrastructure leader committed to delivering a better world As a trusted professional services firm powered by deep technical abilities we solve our clients complex challenges in water environment energy transportation and buildings Our teams partner with public- and private-sector clients to create innovative sustainable and resilient solutions throughout the project lifecycle - from advisory planning design and engineering to program and construction management AECOM is a Fortune 500 firm that had revenue of 16 1 billion in fiscal year 2024 Learn more at aecom com What makes AECOM a great place to work You will be part of a global team that champions your growth and career ambitions Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future With cutting-edge technology and a network of experts you ll have the resources to make a real impact Our award-winning training and development programs are designed to expand your technical expertise and leadership skills helping you build the career you ve always envisioned Here you ll find a welcoming workplace built on respect collaboration and community - where you have the freedom to grow in a world of opportunity As an Equal Opportunity Employer we believe in your potential and are here to help you achieve it All your information will be kept confidential according to EEO guidelines