Office administrator jobs in Mississauga, ON and nearby (292 jobs)

Assistant Office Manager - 12853

123Dentist

Toronto, ON

• $25 to $27 CAD / hour
• Full-time
• Temporary

The team at our clinic in North York Willowdale is looking for a passionate, hard-working Assistant Office Manager on a full-time contract basis.

Assistant Office Manager - 12853

123Dentist

Toronto, ON

• $25 to $27 CAD / hour
• Temporary

The team at our clinic in North York Willowdale is looking for a passionate, hard-working Assistant Office Manager on a full-time contract basis.

Administrative Coordinator (SRI) - Evaluative Clinical Sciences - Regular Full-Time 2026-18726 (2026-18726)

Sunnybrook

Toronto, ON

• Full-time

Executive Assistant and Office Administrator

CNA Insurance

Toronto, ON

• Full-time

The Executive Assistant & Office Administrator is responsible for supporting their assigned executives and is the primary point of contact for employees, visitors, vendors, and external…

Bilingual Administrative Coordinator

Hays

Mississauga, ON

• $65,000 to $75,000 CAD / year
• Full-time

Work arrangement: 5 days onsite - Office based in Mississauga, ON

Office Administrator – Commercial Coordinator

Green Infrastructure Partners

Toronto, ON

• Full-time

Reporting to the Commercial Manager, the Office Administrator provides administrative and operational support to the Commercial Department on major infrastructure projects. The role is…

Office Manager

Bite Brands Ltd.

Toronto, ON

• Full-time

Bite Brands is seeking an organized, proactive Office Manager / Front Desk Coordinator to keep our office running smoothly and support our growing hospitality business. This role combines…

Legal Administrative Coordinator/Law Clerk

The Law Office Management Association (TLOMA)

Toronto, ON

• Full-time

A flexible hybrid work environment, with most team members coming into the office 1–2 days per week

Office Coordinator - Etobicoke

META Employment Services

Toronto, ON

• Contract

META Employment Services is seeking an organized, client-focused Office Coordinator to support day-to-day operations at our Etobicoke location. This hands-on role is responsible for…

Office Manager

Recruiting in Motion

Woodbridge, ON

• $50,000 to $60,000 CAD / year
• Full-time

Job Title: Office Manager / Front Desk Administrator

Facilities and Administrative Coordinator

OPTrust

Toronto, ON

• Full-time

Office Manager

Dexterra

Mississauga, ON

• $60,000 to $62,000 CAD / year
• Full-time

Reporting directly to the Regional Operations Director (ROD) or delegate, the Office Manager plans, organizes and evaluates the operation of financial and accounting departments alongside…

Administrative Coordinator - Student Services - Temporary Full-Time 2026-18633 (2026-18633)

Sunnybrook

Toronto, ON

• Full-time

Advanced computer skills in MS Office, particularly Excel and Access

Office Administrator: OakVille

Sky Building Restoration

Oakville, ON

• Full-time

We are seeking a highly organized, proactive, and detail-oriented Office Administrator to support our daily operations and ensure the smooth functioning of our office. The successful…

Director, Quality, Safety and Privacy Officer

SHIPSHEY

Mississauga, ON

• $98,968.67 to $118,320 CAD / year
• Full-time

Administrative Coordinator

Quantum Management Services Ltd.

Toronto, ON

• $24 to $26 CAD / hour
• Temporary

…support, manage scheduling and documentation, and help ensure the office runs smoothly. This role is ideal for someone organized, professional, and comfortable working independently in a…

Coordonnatrice administrative/coordonnateur administratif national/National Bilingual Administrative Coordinator

YMCA of Greater Toronto

Toronto, ON

• Part-time

Être disponible pour travailler en personne deux jours par semaine au bureau de Toronto (pour l’Ontario et au niveau national)

Office Administrator

Scilltech Professional Services

Mississauga, ON

• Full-time

🕒 Schedule: Monday to Friday | Day Shift · Full-time, weekday day shifts

Office Manager

Permasearch, a TPI Company

Oakville, ON

• Full-time

Our client is seeking a proactive, highly versatile Office Manager to oversee daily workplace operations and administrative functions. This is a direct hire role.

Chief Administrative Officer

University of Toronto

Toronto, ON

…full managerial authority over the administrative staff in the office of the CAO. In consultation with the Dean, the incumbent oversees the delivery of administrative services and the…

Medical Assistant/Medical Office Administrator

LMC Healthcare

Toronto, ON

• Full-time

Our growing team is looking for a Medical Assistant/Medical Office Administrator who can work for us on a permanent full-time basis supporting our LMC Etobicoke clinic (1723 Kipling Avenue,…

Office Manager

Dexterra Group

Mississauga, ON

• Part-time

Reporting directly to the Regional Operations Director (ROD) or delegate, the Office Manager plans, organizes and evaluates the operation of financial and accounting departments alongside…

Office Manager (12 month contract)

Tipalti

Toronto, ON

• $65,000 to $76,000 CAD / year
• Contract

This role is focused on creating an exceptional in-office experience - owning events, office environment, and employee engagement (no bookkeeping or finance responsibilities). This person…

Office Manager

Dexterra

Mississauga, ON

• $60,000 to $62,000 CAD / year
• Part-time

Reporting directly to the Regional Operations Director (ROD) or delegate, the Office Manager plans, organizes and evaluates the operation of financial and accounting departments alongside…

Office Administrator

Modern Air Filters

Brampton, ON

• $18.25 to $22 CAD / hour
• Part-time

Support general administrative and office duties.