On-Site Executive Assistant & Office Manager

Quantum Management Services Ltd.; Toronto; On-site; CAD 68,000 - 83,000; Full time

Job summary

Quantum Management Services Ltd. in North York, Ontario is seeking an energetic Executive Assistant & Office Manager to work closely with senior leadership and keep a busy, client-facing office running smoothly on-site.

You will manage calendars, prepare communications, coordinate travel, and oversee office operations, while supporting events and executive visits. This role offers visibility, variety, and growth as the Canadian team expands.

Qualifications

• 3+ years in an EA, senior administration or office manager role.
• Experience supporting senior leadership.
• Strong organization and attention to detail.
• Excellent written and verbal communication.
• Able to work independently and collaboratively.
• Comfort wearing multiple hats in a growth company.

Responsibilities

• Provide executive support: calendars, correspondence, meetings, documents.
• Coordinate travel and itineraries for executives.
• Oversee daily office operations, facilities and vendors.
• Welcome clients and act as liaison with stakeholders.
• Organize corporate events and executive visits.
• Identify improvements to administrative processes.

Skills

Executive support

Calendar management

Travel coordination

Office management

Communication

Client-facing

Multitasking

Microsoft Office

Tools

Microsoft Office

Job description

Quantum Management Services Ltd. in North York, Ontario is seeking an energetic Executive Assistant & Office Manager to work closely with senior leadership and keep a busy, client-facing office running smoothly on-site.

You will manage calendars, prepare communications, coordinate travel, and oversee office operations, while supporting events and executive visits. This role offers visibility, variety, and growth as the Canadian team expands.