The Building Environmental Systems (BES™) Bridging Program is offered by Seneca College.

Building design is increasingly focused on intelligent, energy efficient and high performance technologies that improve energy performance and reduce building operating costs. Optimizing building performance requires an understanding of how to successfully integrate independent systems.

Bridging to Alternative Careers in Building Operations and Facilities Management Building Environmental Systems (BES™) Operator Class II (Accelerated Stream) for Internationally Trained Individuals provides specialized training and professional networks to help students launch a professional career in Building Operations & Facilities Management industry in the shortest time possible.

Offered in fast-paced, part-time, employment-focused format, this certificate program will provide students with an understanding of the interrelated complexities of building environmental systems such as heating, ventilation, air handling, water treatment, controls and electrical power supply. Students will also learn about the required codes and by-laws that regulate commercial, mixed use, institutional and critical facilities – all of which require a trained professional to operate.

Developed by Seneca over 40 years ago, the BES™ Certificate has become the industry standard and is the most recognized Certification for Building Operators in Canada today.


  • Top industry instructors
  • Access to Seneca’s employer network
  • Opportunities to secure paid employment
  • Professional mentorship opportunities
  • Advanced career management techniques
  • Wrap-around employment support
  • Financial Aid options


  • Relevant Diploma or Degree from an accredited institution outside of Canada
  • Permanent Resident, Internationally Trained Canadian Citizen, Convention Refugee, or Refugee Claimant eligible to work in Canada
  • Presently unemployed or underemployed

The curriculum includes the following courses:

Building Systems – A Practical Overview

This course provides an introduction to, and an overview of building systems, enabling students to relate to the operation of a building in a safe, energy efficient and environmentally conscious manner.


The Heating course of the Building Environmental Systems program is designed to prepare students to operate heating systems in buildings in a safe, energy efficient, and environmentally conscious manner.

Air Conditioning

The Air Conditioning and Refrigeration course is designed to prepare students to operate air-conditioning and refrigeration systems in buildings in a safe, energy efficient, economical and environmentally conscious manner.

Air Handling

The Air Handling course (incorporating waste management) is designed to prepare students to operate air handling systems in a safe, energy efficient, and environmentally conscious manner as well as to manage waste in a safe, efficient, cost effective and environmentally friendly manner.


This course covers the design, operation and maintenance of electrical systems in buildings. Topics include the application of Ohm’s Law, the components of electrical distribution systems in buildings, their operation and their maintenance. Students also learn how to calculate utility charges and to reduce electrical loads. Safety and energy efficiency are emphasized in this subject.


This course covers the key concepts of commercial building pneumatic HVAC controls.

Water Treatment

This course covers the key concepts of the field of water treatment as applied to the protection and operation of building systems to provide the best use of energy for conservation and safety practices.

Advanced Career Management for Building Operators

This course is designed to introduce self-marketing techniques to international professionals seeking employment. Students will prepare a career development campaign including sample resumes and over letter and will also engage in practice interviews and follow-up techniques. The focus is industry-specific to their fields with emphasis on integrating Canadian industry knowledge with international experience and skills.

Communication Skills for the Canadian Workplace

This course is designed for internationally trained professionals who wish to improve their oral and written communication skills in the Canadian workplace as Building Operators. Students learn how to manipulate language and functional skills to communicate effectively. Students practice speaking, listening, reading, and writing in a variety of common formal and informal workplace situations. Emphasis is placed on language development, Canadian workplace etiquette, and cultural influences in professional communication.

Occupational Health & Safety for Building Operators

This course introduces the student to health and safety law in Ontario and their rights and responsibilities as a worker in the province. One of the main emphasis in health and safety is prevention, and workers should be aware of the legislation that is designed to protect them and ensure that workplaces are a healthy and safe environment for everyone. In order to protect oneself and those around them, workers should be knowledgeable about the different types of potential hazards that exist in the workplace and have a general understanding of the types of controls that can be put in place to eliminate and/or reduce hazards to a safe level.

Building Environmental Systems Practicum & Lab

This course provides hands-on exposure to equipment and systems used in the field of Building Operations. Students will be prepared to use diagnostic and troubleshooting skills in the work environment. Tours of Seneca College building systems and facilities will be included so that participants better understand the breadth of the field of Building Environmental Systems.


Note: These courses are exclusive only to the BES Bridging Program and are designed with substantial input from industry experts and employers to increase the employability and marketability of our graduates.