Water/Wastewater Process Engineering Intern

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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 actively seeking a highly motivated Water/Wastewater Process Engineering Intern for a newly created position in the Markham, ON office.

This role is expected to start in May 2027.

The responsibilities of this position include, but are not limited to:

• Perform assignments requiring application of standard techniques, procedures and criteria to carry out engineering tasks related to municipal wastewater treatment and automation design and construction administration activities. Assignments are designed to further develop judgment and understanding of professional and ethical responsibilities.
• Work under supervision of a project manager, contract administrator, and/or senior-level team member.
• Participate in wastewater engineering, process and automation design activities including preparation of design calculations, equipment sizing and selection, process layouts, engineering specifications, and cost estimates.
• Prepare CAD drawings such as P&IDs, process piping, control panel, and network drawings.
• Equipment selection and liaison with equipment suppliers and vendors.
• Review of quantity and cost estimates for completeness and accuracy.
• Participate in contract administration services during the construction of wastewater infrastructure and facilities.
• Perform municipal wastewater treatment plant site investigations, data collection, and analysis activities.
• Prepare technical memoranda, contribute to preliminary and detailed design reports.
• Prepare permitting applications for local regulatory agencies.
• Work collaboratively on multidisciplinary design teams and assist with coordination tasks.

Minimum Requirements:

• Candidates must be pursuing a Bachelor’s Degree in Chemical, Mechanical, Environmental, Mechatronics, Systems Design or related field and must have completed at least 1 year of study.
• Candidates who have recently graduated with a bachelor’s degree and plan to continue with the master’s degree are eligible to apply for this position.
• Recent graduates must have been enrolled in their bachelor’s degree in the most previous school term with an interest in pursuing an advanced degree in the same or similar discipline at the conclusion of the internship.

Preferred Qualifications:

• Proficient in the use of desktop computational tools including Excel, Word, PowerPoint, Microsoft Project, etc.
• Strong interpersonal, communication and teamwork skills.
• Strong technical report writing skills.
• Able to organize workload and multiple project deadlines.
• Basic knowledge of industry standard computer software for the position (examples include software such as AutoCAD, Revit, and MicroStation).
• Previous work experience in the field of municipal wastewater is an asset.

• Relocation is not available for this position.
• Sponsorship for Canadian employment authorization is not available for this position.

At AECOM, we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. To support this commitment, all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment.

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. Artificial intelligence will be used to support the screening, assessment, and selection of applicants for this role. Final hiring decisions are made by the hiring team.