Senior Contract Administrator

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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.

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Job Description
AECOM is seeking a full-time Contract Administrator to work at one of our municipal wastewater infrastructure construction project sites (wastewater treatment plant in Toronto/East End).

The responsibilities include:

• Work with the project team, client, and contractor to resolve technical field issues.
• Review submittals, as-builts, and asset management documents for commissioning and handover.
• Monitor quality, performance, and code compliance.
• Coordinate inspections, provide project updates, manage payment applications, and respond to RFIs/submittals.
• Issue RFQs, Change Directives, and Site Instructions.
• Support change order negotiations and assist with delay and claim resolution.
• Document and participate in onsite construction and commissioning meetings.
• Coordinate testing and commissioning activities, including process equipment.
• Act as AECOM's Onsite Safety Officer.
• Certify contractor payments and manage statutory holdbacks per the Construction Act.
• Maintain QA/QC documentation and ensure compliance with Region of Peel standards (PIPM, OPS).
• Coordinate with stakeholders and support risk, schedule, and cost management.
• Support dispute resolution and claims management.

Qualifications
Minimum Requirements:

• 6+ years of Contract Administration experience in a field role, ideally on a municipal water or wastewater infrastructure project
• Certified or eligible for certification as a C.E.T and a member of the Ontario Association of Certified Engineering Technicians and Technologists, or Bachelor's degree in Engineering and registered P.Eng. in Ontario or eligible within 12 months.
• Valid driving license and access to own vehicle.

Preferred Qualifications:

• 10+ years of experience in a field role on municipal water or wastewater infrastructure projects and experience providing contract administration and/or site inspection
• Understanding of construction project sequencing (e.g., mobilization, shop drawing reviews, construction, start-up and commissioning, project closeout, etc.)
• Able to read and interpret engineering construction drawings and specifications
• Ability to work in teams, respond to changing demands, be decisive under pressure, and can remain calm when interfacing with internal and external personnel
• Excellent communication and problem-solving skills
• Strong computer skills
• Supervised construction related to vertical infrastructure (i.e., concrete structures, buildings, process equipment, HVAC and plumbing, electrical works, I&C works).
• Process equipment commissioning experience
• Strong knowledge of applicable codes and regulations

Additional Information

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

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

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.