With a solid foundation, anything is possible. Building something from nothing is in your blood, and it’s in ours too.

It’s why we choose to do meaningful work that transforms the world we live in. Like you, we can’t wait to get our hands on exciting, diverse projects that make a difference in our communities. We’re constantly growing (it’s kind of our thing) and we depend on every member of our talented teams to get us even further. You can depend on steady, long-term access to high-quality projects across Canada, the U.S. and beyond. At Black & McDonald, we strive to provide our people with endless opportunities to learn, grow and leave their mark on an exciting industry.


Black & McDonald Limited is seeking a Maintenance Mechanic at our location in Ottawa, Ontario. The Maintenance Mechanic will maintain, troubleshoot, and repair various mechanical devices and systems to achieve optimum life span of equipment.

Duties & Responsibilities

• Performs physical inspections of building service rooms and areas both interior and exterior

• Verifies daily environmental controls and ensures readings are within accepted standards

• Performs periodic and seasonal preventive maintenance tasks and minor repairs

• Performs mechanical maintenance such as filter and belt changing, greasing, etc.

• Complete planned maintenance activities as assigned, providing notes and comments on completed work, identifying repair opportunities, taking pictures as required and ensuring minimal rework

• Report all system, equipment and/or condition anomalies

• Respond to emergencies and/or complaints from service desks and notify the Facility Manager immediately in the case of an emergency

• Become involved in inventory monitoring and assist in material purchasing

• Key contributor to identify equipment or system repairs both preventive and reactive

• Assist in project related component or system replacements and repair

• Verifies the quality of the work carried out by the various sub-contractors

• Reads meters as required, analyze results for anomalies and provide a weekly summary report to the Facility Supervisor or Contract Manager

• Conduct system investigations with Facility Manager as required

• Respond to after-hours emergency calls

• Perform light duties such as sweeping, cleaning, painting, garbage removal, snow removal, assisting zone technicians, mechanics, etc.


• Communicates Effectively

• Customer Focus

• Teamwork and Collaboration

• Values and Respects Others


• 2 or more years' experience as a Maintenance Mechanic or Handyman

• Experience working with Building Automation Systems

• Experience working with mobile work order systems


• Must be able to attain and maintain a Secret security clearance

• Good analytical skills and attention to detail with ability to read and interpret blueprints, plans, and manuals.

• Working knowledge of building HVAC systems including air conditioning, refrigeration and electrical and mechanical equipment controls and systems

• Excellent customer service skills with desire to exceed customer expectations

• Excellent verbal and written communications.

• A team player, committed to working in a quality environment

• Ability to work in confined spaces, on a ladder or scaffold at various heights

• Bending and Lifting required; lifting up to 50lbs.

Black & McDonald welcomes and encourages applications from persons with disabilities. Accommodations are available upon request for candidates taking part in all aspects of the recruitment and selection process.

If you are an existing Black & McDonald employee, please notify your supervisor of your interest and intent to apply before applying.