Building Operator

Toronto | Full time, permanent | 12-hour rotating schedule

Modern Niagara Building Services is seeking qualified Building Operators in Toronto. The Building Operator is responsible for supporting safe, reliable and uninterrupted facility operations.

The Building Operator serves as the designated on-site operator during the assigned shift. Responsibilities include monitoring and operating critical electrical and mechanical systems, completing rounds and inspections, coordinating and escorting vendors, following standard and emergency operating procedures, and providing the initial response to alarms or faults. The position requires sound judgement, composure and disciplined adherence to established procedures during routine and emergency conditions.

Work Schedule

Operators work a 12-hour continental rotation on a repeating 14-day cycle of seven shifts, being two shifts in one week and five shifts in the next. The schedule averages 42 hours per week.

- Day shift 07:00 to 19:00; night shift 19:00 to 07:00
- Seven 12-hour shifts per 14-day cycle, averaging 42 hours per week
- Day and night assignments rotate after four weeks
- Operators are required to work both day and night shifts as scheduled
- Two paid 30-minute breaks within each shift, taken on site

The Building Operator works independently on the assigned shifts. Supervisory and technical support is available by phone, with a mobile critical-environment team available on call.

Key Responsibilities

- Operating and monitoring UPS systems and batteries, standby generators, switchgear, transfer switches and electrical distribution
- Operating precision cooling and HVAC serving the data hall and critical spaces — CRAC and CRAH units, air handlers, chillers, pumps and cooling towers
- Logging meter readings, temperatures, pressures and load conditions, and completing daily shift reports and handover




- Responding first to alarms and faults: diagnostics, containment, incident logging and escalation in accordance with the site escalation matrix
- Following approved Standard Operating Procedures (SOPs) for planned work and Emergency Operating Procedures (EOPs) during critical events
- Supporting the preventive maintenance program, updating work orders in the client CMMS and closing them out with proper documentation
- Escorting and supervising vendors and contractors, managing permits to work, and verifying work is completed and the area left clean
- Carrying out hands-on preventive maintenance — filter changes, belt inspection and adjustment, motor lubrication, bearing replacement, routine inspections
- Maintaining the cleanliness and order of mechanical and electrical rooms
- Contributing to procedure reviews, drills, as-built documentation and continuous improvement

Required Qualifications

- A recognized Building Operator certification, Operating Engineer qualification, or equivalent trade licence
- Minimum of five years of experience in a building operations and maintenance role, of which two years must be within a mission-critical facility or data centre environment
- Working knowledge of UPS systems, standby generators, HVAC and high-reliability power distribution
- Sound understanding of mechanical, electrical and plumbing systems, building automation and fire alarm systems
- Proficient with computers, including CMMS work-order systems,



building management systems, Microsoft Word and Microsoft Excel software
- Proficient written and verbal communication skills, including the ability to prepare accurate shift reports for client review
- Good judgement under pressure, strong attention to detail, and the discipline to work to procedure
- Committed to work the full rotation including nights, weekends and statutory holidays

Preferred Qualifications

- Background in engineering, licensed trade, or technology discipline
- Experience with Vertiv, Liebert or Stulz equipment
- Training in arc-flash awareness, electrical safety, lockout/tagout (LOTO), confined-space entry, fall arrest and EWP (Elevating Work Platform) training
- Previous experience in a regulated or high-security workplace

Compensation and Benefits

- Permanent full-time employment with a predictable, published rotation
- $38.00 to $40.00 per hour depending on certification and critical-environment experience, plus shift premiums
- Full benefits package and employer pension plan
- Uniforms and required personal protective equipment provided; safety footwear is employee-supplied
- Paid training and support in maintaining certifications
- A stable site with long-term contracted operations, backed by a national organization

Conditions of Employment

A successful candidate will be required to complete background screening, which includes a criminal record check and a credit check, and to complete the client's security and systems training before starting on site. Employment is conditional on clearing that screening.

Modern Niagara Building Services is an equal opportunity employer. We welcome applications from all qualified candidates and provide accommodation during the recruitment process on request.

Pay: $38.00-$40.00 per hour

Work Location: In person

📌 Building Operator (Toronto)
🏢 Modern Niagara Building Services
📍 Toronto