Senior Mechanical Engineer

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AECOM is seeking to hire a highly skilled Senior Mechanical Engineer for the Buildings + Places team in our Calgary office. The ideal candidate for this position should be familiar with the tech sector, mission critical and data center industry, understanding the requirements of scale, speed, and consistency in data centers.

This position offers the flexibility of a partially remote work schedule, requiring working from the Calgary office a minimum of 3 days per week. Periodic travel may be required for client meetings, key project milestones, onsite collaboration sessions, or other business‑critical activities. Travel is expected to be occasional and scheduled in advance.

AECOM is a leader in the global data center consulting industry with robust teams in the Americas, Europe, Africa, Asia, and Australia. In this role, you will have the opportunity to work with our teams on high-profile, fast-paced data center projects. This is a hands-on, client-facing role with an opportunity for upward career mobility.

Key Technical Focus Areas Include

- HVAC, Plumbing, Fire Protection System Design: Developing and designing building systems, considering factors such as type of heating and cooling systems such as air cooled or direct fluid cooled, gas-fired vs electrical, future flexibility of the system to accommodate variable heat distribution scenarios, phased construction and operation, airflow management, humidity control, system redundancy providing concurrent maintainability, energy efficiency, and compliance with industry standards and best practices.
- Redundancy and Fault Tolerance: Designing HVAC systems with redundancy and fault-tolerant features to ensure continuous operation in the event of equipment failure or maintenance activities. This includes the design of backup cooling systems, automatic switchover mechanisms, and monitoring systems.
- Load Calculation and Capacity Planning: Performing heat load calculations determine the requirements based on the occupancy, building envelope, equipment power density, anticipated growth, and phasing of the construction and operational steps. Conducting capacity planning to ensure the HVAC and plumbing systems can accommodate future expansions and upgrades.
- Energy Efficiency and Sustainability: Implementing energy-efficient HVAC design strategies, such as utilizing economizers, variable speed drives, energy recovery systems, and optimizing airflow management techniques, to minimize energy consumption and support sustainability initiatives.
- Air Quality and Filtration: Ensuring the data center's air quality is maintained at optimal levels by designing appropriate filtration systems and implementing air quality monitoring mechanisms. Addressing concerns related to particulate matter, humidity control, and contaminant removal to protect sensitive IT equipment.
- Coordination with Other Disciplines : Collaborating with architects and other engineering disciplines to integrate HVAC and plumbing systems seamlessly with other infrastructure components.

Responsibilities

Act as the primary point of contact for clients, responding to their inquiries and concerns in a timely and professional manner.; Develop and maintain strong relationships with clients, regularly communicating with them to understand their needs and expectations.; Coordinating with multiple disciplines and acting as lead mechanical engineer to ensure that projects are delivered within budget and on schedule while managing the mechanical team including HVAC, fire protection, plumbing.; Develop detailed specifications for mechanical equipment, including pumps, fans, and air handling units.; Writing reports for internal and external purposes based on findings.; Ensures discipline plans that are created to meet overall project team requirements for project scope and schedule.; Stays current on codes and technologies appropriate to the mechanical, plumbing and fire protection systems related to hyperscale data centers.; Analyze and evaluate mechanical system performance, identifying areas for improvement and making recommendations for upgrades; Provide technical support during the construction phase, responding to RFIs and addressing any issues that arise.; Attend job site visits, project meetings, and commissioning activities as needed.; Ensure compliance with industry standards, codes, and regulations.; Evaluate and recommend new technologies and equipment to enhance system performance and reduce operational costs.; Collaborate with cross-functional teams, including electrical and mechanical engineers, to ensure seamless integration of the chiller systems with other data center infrastructure.; Analyze energy usage, identifying opportunities for optimization and cost savings.

Requirements

A Bachelor's Degree with six (6) years of HVAC, plumbing, or fire protection design experience or demonstrated equivalency of experience and or education.; Professional Engineer License (P.Eng.) with APEGA is required

Nice to have

A bachelor's degree in mechanical engineering, 10+ years of HVAC, plumbing, or fire protection design experience, or a related field from an accredited university is typically required. Preference would be given to candidates with a master's degree or advanced coursework in HVAC systems or energy management.; Strong leadership, communication, and interpersonal skills; Ability to build and maintain strong relationships with clients; Ability to think creatively and identify opportunities to enhance the client experience.; Experience working with computer-aided design (CAD) and building information modeling (BIM) software; Excellent leadership, communication, and interpersonal skills; Strong background and experience in data center mechanical and electrical equipment design and construction; Knowledge of Data Center Standards, such as Tier Standard: Topology per Uptime Institute, TIA 942, and ANSI/BICSI 002; Professional certifications related to HVAC engineering, such as Certified Energy Manager (CEM), Building Energy Modeling Professional (BEMP), or Leadership in Energy and Environmental Design (LEED) accreditation, would be advantageous.