**Company Description** **How will you make your mark?** At AECOM, our work in providing access to clean water enables communities to thrive and ecosystems to flourish, contributing to a resilient future. As a global leader in infrastructure consulting, we are at the forefront of significant water projects, with over 6,000 of the industry’s best minds driving innovation and technical excellence. Together, we develop solutions that are not only best in the world, but best for the world. With an acceleration in infrastructure investment, your bold ideas and global expertise have never been more crucial. Join our dynamic team, where innovation, career growth, and collaboration are celebrated. Enjoy the freedom to grow with customizable career paths, water-specific technical and professional development and the potential to contribute to transformational projects worldwide. Discover your #H2Opportunity **Job Description** **AECOM** is seeking a Senior Hydraulic Modeler for our Chelmsford, MA hydrologic, hydraulic, and water quality analysis group. This position will involve working on and leading staff in a wide range of hydraulic applications for water, wastewater or collections system projects locally, throughout the U.S., and abroad. The selected candidate will be working with some of AECOM’s foremost experts in water and wastewater distribution and plant hydraulics and will be exposed to numerous high-profile jobs throughout the country. Work could include projects on: + analysis, modeling, and design of water system distribution systems. + hydraulic transient (surge) analysis. + development of hydraulic profiles for water and wastewater treatment facilities. + provide design input and coordination for conveyance conduits and pipelines for state-of-the-art treatment plants. + equipment sizing for various control valves, distribution chambers and outlet structures. + Collection system modeling for sanitary and combined systems. Responsibilities will include but not be limited to: + Technical writing skills using strong communication skills. + Working with the following distribution system modeling software platforms: InfoWater, WaterGEMS, H2OMap, EPANET, SWMM / PCSWMM and InfoWorks. + Work with ArcGIS, AutoCAD, or relational database management software (such as MS-Access, SQL Server, or Oracle) + Work with MS-Office programs (Word, Excel, PowerPoint) + Design treatment facilities, pipelines, and pumping and storage facilities and/or collection systems and combined systems. **Qualifications** Minimum Requirements: + BA/BS + 4 years of related experience of modeling and design of water/wastewater treatment facilities and distribution systems or demonstrated equivalency of experience and/or education. Preferred Qualifications: + Master’s Degree. + Experience leading modeling aspects of projects and/or mentoring junior staff. + Experience in one or more of the following hydraulic transient modeling software platforms: Hammer, InfoSurge, Impulse, WANDA. + Experience with marketing/proposal development specific to the preparation of technical approaches and estimated levels of effort for the modeling aspects of a project. + Experience with programming skills in Visual Basic, Python, C++, MatLab + Experience with other modeling areas (collection systems, receiving waters, CFD). **Additional Information** + Relocation is not available for this position. + Sponsorship is not available for this position. Offered compensation will be based on location and individual qualifications. The expected range is $87,778.70 - $125,084.64. **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. **ReqID:** REF41849C **Business Line:** Water **Business Group:** DCS **Strategic Business Unit:** East **Career Area:** Engineering **Work Location Model:** Hybrid **Legal Entity:** AECOM Technical Services Inc