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Senior HVAC Designer - CAL01Z9

Company: Worley

Primary Location

: CAN-AB-Calgary

Other Locations

: CAN-AB-Edmonton

Job

: Mechanical

Schedule

: Full time

Employment Type: Employee

Management Level: Individual Contributor

Job Posting

: Nov 5, 2026

Unposting Date

: Ongoing

Reporting Manager Title: Department Manager, Mechanical Engineering

:

About us

Worley is a global company of energy, chemicals and resources experts headquartered in Australia. We partner with our customers to deliver projects and create value across the life of their assets. We specialize in consulting, engineering, procurement and construction across the project lifecycle, with services extending through to operations and decommissioning. Leveraging extensive experience and AI-enabled delivery, we support customers in navigating complexity as they meet today's needs and transition to more sustainable solutions.

Purpose
Worley is seeking a Senior HVAC Designer who will work on the design of mechanical building services. The successful candidate should have the capability to work in a fast-paced environment, with the ability to communicate and interact directly with other disciplines (architects, electrical/structural engineers, etc.). The projects will be based primarily on industrial building design.



The Senior HVAC Designer will develop solutions to complex problems that require a high degree of innovation and ingenuity.

Responsibilities

- Design of mechanical systems (HVAC, plumbing, and controls) in industrial and commercial buildings.
- Develop construction documents (plans, details, schematics) in AutoCAD, Microstation, and in some cases Revit.
- Develop 3D model using PDS, Microstation, Smart Plant, and/or Auto-Plant.
- Review of all project specifications.
- Coordinate with other disciplines for information related to the area of responsibility.
- Delegate work and coordinate requirements with our global integrated delivery offices.
- Perform detailed calculations in sizing and selection of HVAC equipment.
- Assist senior engineer/designer in carrying out technical tasks, including development of technical documents (datasheets, equipment lists, material requisitions, and EWPs/CWPS).
- Become knowledgeable in areas related to the responsibilities of and the interaction between the Mechanical department and other departments. These areas shall include, but not limited to, other engineering disciplines, Project Management, Project Controls and Purchasing.
- Provide technical advice to others within the company.
- Travel to site for equipment testing/witnessing, and field reviews/inspections.

Technical And Industry Experience

- Significant experience in mechanical design.




- Experience and familiarity with Alberta Building Code, Alberta Fire Code, National Plumbing Code, and other applicable building codes and standards.
- Knowledge of ASHRAE and SMACNA standards.
- Experience with mechanical building systems and designing building services within the industrial building sector.
- Experience with heating water, chilled water, refrigeration, and plumbing systems in a plant environment.
- Project track record of design for HVAC, Plumbing, and Building Automation Systems design.
- Proficiency with AutoCAD and Microstation.
- Proficiency with 3D modeling software including PDS, Microstation, Smartplant, and Auto-Plant.
- Experience in using Carrier HAP or similar software for load calculations.
- Demonstrated experience or track record of managing multiple projects and working in a fast-paced environment while being able to work independently.

Moving forward together

We want our people to be energized and empowered to drive sustainable impact. So, our focus is on a values-inspired culture that unlocks brilliance through belonging, connection and innovation. We're building a diverse, inclusive and respectful workplace. Creating a space where everyone feels they belong, can be themselves, and are heard.

And we're not just talking about it; we're doing it. We're reskilling our people, leveraging transferable skills, and supporting the transition of our workforce to become experts in today's low carbon energy infrastructure and technology. Whatever your ambition, there's a path for you here.

And there's no barrier to your potential career success. Join us to broaden your horizons, explore diverse opportunities, and be part of delivering sustainable change.

📌 Senior HVAC Designer (Calgary)
🏢 Worley
📍 Calgary