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Senior Water Resources Engineer

AECOM
full-time
Phoenix, AZ
Posted 3/26/2026
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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

The AECOM Water Business Line is seeking a Senior Water Resources Engineer to join the Phoenix, AZ office. This role focuses on hydrology and hydraulic modeling, stormwater and roadway drainage design, and municipal water resources projects. This role leads the delivery of mid- to large-scale infrastructure projects while providing a clear path into a technical lead role with PM responsibilities and growth within AECOM’s growing water resources practice. . The successful candidate will provide technical leadership, mentor junior staff, support client relationships, and contribute to business development within a collaborative, multi-disciplinary team environment.

Job Description

  • Serve as lead engineer or discipline lead for mid- to large-scale water resources and stormwater infrastructure projects

  • Direct preparation and delivery of construction packages, including design drawings, specifications, cost estimates, alternatives analyses, technical memoranda, and design reports

  • Plan, schedule, and coordinate detailed phases of engineering projects with a focus on stormwater management systems

Interested in this role?

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  • Perform and oversee hydrologic and hydraulic analyses supporting drainage, flood mitigation, and roadway projects

  • Lead conceptual and final design of water management infrastructure such as channels, culverts, detention facilities, levees, floodwalls, spillways, and associated access features

  • Ensure designs incorporate erosion control measures, geosynthetics, and surface and subsurface drainage systems

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    • Qualifications

    Minimum Requirements

    • Bachelor’s degree in Civil Engineering or related discipline with 8 years of relevant professional experience

    • Professional Engineer (P.E.) license in Arizona or ability to obtain within six (6) months of hire

    Preferred Qualifications

    • Master’s in Civil Engineering or related field of study

    • Bachelor’s degree in Civil Engineering or related discipline with 10 years of relevant professional experience

    • Demonstrated expertise in stormwater evaluation and design, including 1D/2D hydrologic and hydraulic modeling

    • Proficiency with industry-standard modeling software (e.g., HEC-RAS, HEC-HMS, SRH-2D)

    • Experience leading design tasks on complex water resources or design-build projects

    • Strong understanding of stormwater permitting, floodplain management, and regulatory coordination

    • Experience developing grading, drainage, and roadway plans in coordination with CAD designers (AutoCAD Civil 3D preferred)

    • Proven ability to manage scope, budget, and schedule for complex engineering tasks

    • Experience preparing technical reports, calculation packages, and construction documentation

    • Demonstrated technical review and quality control oversight experience

    • Strong analytical skills with sound application of civil engineering design principles

    • Effective communicator with the ability to lead teams and collaborate with other team members

    Additional Information

    • Sponsorship is not available for this role

    • No relocation is available for this role.

    Offered rate of compensation will be based on individual education, qualifications, experience, and work location. The range for this position is $120000 to $155000.

    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 2025. 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: J10145101

    Business Line: Water

    Business Group: DCS

    Strategic Business Unit: West

    Career Area: Engineering

    Work Location Model: Hybrid

    Compensation: USD 120000 - USD 155000 - yearly

    About the job

    Job Type

    full-time

    Location

    Phoenix, AZ

    Category

    Water / Environmental

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