Mechanical Engineer, Data Centers

Markham, ON
Hybrid
Posted Oct 7, 2026
1 position

$90,000–$145,000 / year

Opens an external site

Employment type: Full-time
Experience level: Mid-level · 2+ years
Minimum education: Bachelor’s degree
Posting language: English
Working hours: 40 hours per week

Job summary

The Mechanical Engineer will design resilient mechanical infrastructure for hyperscale and mission-critical data centers, including HVAC and cooling systems. They will also coordinate with multidisciplinary teams and stakeholders to ensure project requirements for quality, budget, and schedule are met.

Job details

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 AECOM is seeking a Mechanical Engineer to join our growing Canadian Data Center practice. This role will support the design and delivery of hyperscale, colocation, and other mission-critical facilities across North America. This is a newly created position. The successful candidate will contribute to the design of resilient mechanical infrastructure while collaborating with experienced multidisciplinary Data Center teams across Canada, the U.S., and globally. This is an opportunity to develop specialized expertise in a rapidly growing sector while working on complex, high-performance facilities. Responsibilities Design mechanical systems for data centers and mission-critical facilities, including HVAC, heat-rejection, chilled-water, hydronic, and critical cooling systems. Perform cooling-load calculations, equipment sizing, capacity planning, and other mechanical engineering analyses. Prepare mechanical plans, schematics, schedules, details, specifications, and supporting calculations. Apply applicable Canadian building, mechanical, energy, fire, and plumbing codes and requirements. Coordinate mechanical designs with architectural, electrical, structural, civil, controls, fire protection, technology, and other disciplines. Support design criteria addressing reliability, redundancy, resiliency, maintainability, energy efficiency, and capacity. Participate in multidisciplinary design reviews, quality reviews, and project coordination meetings. Support construction-phase services, including RFIs, submittal reviews, site observations, commissioning activities, and resolution of technical issues. Coordinate with clients, contractors, vendors, utilities, and other project stakeholders. Perform work in accordance with project scope, schedule, budget, and quality requirements. Qualifications Minimum Requirements Bachelor’s degree in Mechanical Engineering. 4+ years of relevant mechanical engineering or building mechanical design experience, or demonstrated equivalency of education and experience. Experience designing building mechanical systems and preparing calculations, drawings, schedules, specifications, and technical documentation. Working knowledge of applicable Canadian building, mechanical, energy, fire, and plumbing codes and requirements. Registered, or eligible to register, as a Professional Engineer within Canada. Strong communication, collaboration, and problem-solving skills. Preferred Qualifications Experience with hyperscale, colocation, mission-critical, healthcare, laboratory, industrial, or other complex facilities. Experience designing data center HVAC, cooling, and heat-rejection systems. Knowledge of reliability, redundancy, resiliency, and maintainability concepts. Experience with chilled-water systems, cooling towers, dry coolers, CRAH/CRAC units, fan-wall systems, economizers, hydronic distribution, or liquid-cooling technologies. Experience with computational fluid dynamics, energy modelling, or other mechanical-system analysis tools. Experience with Revit and Autodesk Construction Cloud. Familiarity with applicable ASHRAE, CSA, NFPA, Uptime Institute, TIA-942, ANSI/BICSI 002, and other data center industry standards. Additional Information Relocation is not available for this position. Sponsorship 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. State/Province: Ontario Business Group: DCS Legal Entity: AECOM Canada ULC Business Line: B&P - Buildings & Places Work Location Model: Hybrid Operating Group: Americas Primary Location: CA - Markham, ON - 105 Commerce Vall Compensation: CAD 90000 - CAD 145000 - yearly

What you’ll do

Requirements

Candidates must hold a Bachelor's degree in Mechanical Engineering and have at least 4 years of relevant building mechanical design experience. Professional Engineer registration or eligibility in Canada is required, along with proficiency in mechanical codes and design software.