Administrative Assistant Jobs in Toronto, ON

Toronto, ONPosted Aug 6, 2026

McMillan LLP

Legal Administrative Assistant - Litigation (Montreal)

The Legal Administrative Assistant will manage legal and administrative aspects of the litigation practice, including drafting court documents and scheduling trials. They will also maintain electronic and physical files while monitoring procedural deadlines to ensure efficient client service.

Toronto, ONPosted Aug 6, 2026

RBC

Administrative Assistant

The Administrative Assistant provides comprehensive administrative and operational support to the advisory team to ensure fluid branch operations. Responsibilities include managing schedules, handling communications, and maintaining organizational policy documentation.

University Health Network

Administrative Assistant I

The Administrative Assistant provides reception and clerical support within the Neurology Program, including managing patient charts and scheduling appointments. They are responsible for ensuring the efficient operation of the unit while supporting physicians and learners.

CAMH

Administrative Assistant - INTREPID Lab

The Administrative Assistant provides senior-level, confidential clerical support to the Lead of the INTREPID Lab and assists with general service operations. The role involves liaising effectively with internal and external stakeholders while managing administrative tasks across the lab.

ZSA Canada

Administrative Assistant and Receptionist

The role involves providing administrative support including correspondence, record keeping, and assisting with HR and event logistics. Additionally, the candidate will manage the reception area, handle incoming calls, and oversee general office operations.

Qureos

Administrative Assistant (Remote-Canada)

The Administrative Assistant will manage calendars, coordinate virtual meetings, and handle daily business correspondence. They will also support multiple teams with documentation, employee onboarding, and travel arrangements.

Remote

The Law Office Management Association (TLOMA)

Intermediate Legal Administrative Assistant

The role involves managing legal files, scheduling appointments, and preparing a high volume of legal documents and correspondence. Additional duties include conducting conflict checks, maintaining litigation budgets, and providing general administrative support for insurance defense litigation.

Marsh McLennan

Senior Administrative Assistant

The Senior Administrative Assistant provides comprehensive travel, expense, and calendar support for senior colleagues in a fast-paced sales environment. They also coordinate meetings, assist with event planning, and manage general office operations while maintaining corporate style guidelines.

Toronto, ONPosted Aug 4, 2026

Scion Staffing

Senior Office Coordinator & Administrative Assistant

The role provides executive-level administrative support and manages the daily operations of the Toronto office. Key duties include calendar management, coordinating internal meetings, and overseeing vendor relationships and office supplies.

Toronto, ONPosted Aug 4, 2026

Ontario Dental Association (ODA)

Administrative Assistant, Governance and Component Society Relations

Provide administrative and logistical support for governance meetings, component society relations, and corporate events. Tasks include coordinating catering, managing registrations, preparing meeting materials, and maintaining accurate member records.

Toronto, ONPosted Aug 4, 2026

Ontario Federation of Indigenous Friendship Centres (OFIFC)

Administrative Assistant - Learning

The Administrative Assistant provides essential support for daily office operations, including records management, document preparation, and meeting logistics. The role also involves coordinating office supplies, travel arrangements, and providing reception relief to ensure efficient organizational functioning.