Entry-Level Environmental Engineer (Water/Wastewater)

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.

AECOM is hosting an exclusive, invitation-only hiring event in Los Angeles, California October 29-30. This is a great opportunity to learn and connect with AECOM for career opportunities starting Spring/Summer 2026. 

The event kicks off on Wednesday evening with a networking mixer from 6-8 pm, where you can hear from AECOM staff about various projects, career paths, and the company itself. You’ll also have the chance to meet other students, recent graduates, and AECOM professionals from across our business lines.

On Thursday, interviews will take place at either our Los Angeles or Orange office. This is a fantastic opportunity to learn about and connect with AECOM for early career opportunities.

If you're a college student majoring in a field indicated below and graduating in December 2025 or Spring 2026, we'd love to hear from you!

AECOM is seeking a motivated Entry-Level Environmental Engineer to join our growing Water/Wastewater group. This is an excellent opportunity for a recent graduate or early-career engineer to gain hands-on experience addressing complex environmental challenges in the planning, design, and implementation of sustainable water and wastewater infrastructure projects with ENR’s #1 ranked water engineering firm.

Responsibilities

• Assist in the design and analysis of water and wastewater treatment processes, distribution, and collection systems.
• Support environmental studies, permitting, and regulatory compliance for water quality and resource management projects.
• Prepare technical reports, environmental documentation, and engineering drawings under the supervision of senior engineers.
• Conduct sampling, data analysis, and modeling to support water quality and environmental assessments.
• Participate in fieldwork, including site visits, condition assessments, and construction observation.
• Collaborate with project managers, engineers, and CAD/BIM designers to deliver high-quality, sustainable solutions.
• Stay current with industry standards, codes, and best practices in environmental and water/wastewater engineering.

Minimum Qualifications

• Bachelor’s degree in Environmental Engineering, Civil Engineering (with environmental emphasis), or a related field; or demonstrated equivalency of experience and/or education.
• Due to the nature of work, US Citizenship is required.

Preferred Qualifications

• Internship or collegiate project experience in water/wastewater treatment, environmental compliance, or related design work.
• Familiarity with environmental regulations, sustainability practices, and/or water quality analysis tools.

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.