Administrative assistant jobs in Mississauga, ON and nearby (315 jobs)

Administrative Assistant

Charger Logistics Inc.

Brampton, ON

• Full-time

Related warehouse clerk or warehouse administrative experience is required.

Administrative Assistant III

University Health Network

Toronto, ON

• Contract

The Administrative Assistant III provides comprehensive administrative and operational support to the Princess Margaret (PM) Commercialization team, with a primary focus on supporting team…

Administrative Assistant

iGaming Ontario

Toronto, ON

iGaming Ontario is looking for an organized, detail-oriented, and proactive Administrative Assistant to provide administrative and operational support to the Executive Assistant to the…

Administrative Assistant, HR & Office Support

Quantum Management Services Ltd.

Toronto, ON

• $38 to $42 CAD / hour
• Contract

Position: Administrative Assistant, HR & Office Support

Senior Administrative Assistant, Office of the CEO

Canadian Bankers Association

Toronto, ON

• Full-time

The Senior Administrative Assistant provides proactive, high-level administrative and operational support to the Chief of Staff and plays a key role in the effective operation of the Office…

Administrative Assistant

McLarens

Toronto, ON

McLarens Canada is looking for a detail-oriented Administrative Assistant to join its Toronto team. The ideal candidate will have strong transcription, proofreading, and document formatting…

Sr. Administrative Assistant & Consulting Team Administrator

McKesson

Mississauga, ON

• Full-time

Work Arrangement: This is a hybrid position requiring candidates to work on-site at least 2 days per week at our office in Mississauga

Administrative Assistant

Insight Global

Toronto, ON

• $20 to $22 CAD / hour
• Contract

Insight Global is seeking an Administrative Assistant to join one of Canada's top banking institutions for a 6-month contract. The successful candidate will reconcile documents coming into…

Amdocs - Administrative Assistant

Amdocs

Toronto, ON

• Full-time

The Executive Assistant is a trusted partner to senior leadership, providing high-level administrative and operational support to ensure effective execution of business priorities. The role…

Senior Administrative Assistant

Doane Grant Thornton LLP

Toronto, ON

• Full-time

This role is required to be in-office 5 days per week

Amdocs - Administrative Assistant

Amdocs

Toronto, ON

• Full-time

The Executive Assistant is a trusted partner to senior leadership, providing high-level administrative and operational support to ensure effective execution of business priorities. The role…

Human Resources Administrator

GDI Integrated Facility Services

Mississauga, ON

• Full-time

Human Resources Administrator

GDI Ainsworth

Mississauga, ON

• $40,000 to $50,000 CAD / year
• Full-time

Human Resources Administrator

GDI Integrated Facility Services

Mississauga, ON

• Full-time

Administrative Assistant I

University Health Network

Toronto, ON

• Part-time

The Administrative Assistant I is expected to exercise sound judgment, initiative, and a degree of independence in the performance of administrative and secretarial duties. The incumbent is…

Administrative Assistant

TDS Personnel

Toronto, ON

• Full-time

Our client, a non-profit professional services association requires an Administrative Assistant to join their team. As Administrative Assistant, Conferences, you will support a team of…

Administrative Assistant

Dexian

Toronto, ON

• $25 to $27 CAD / hour
• Contract

MUST HAVE SKILLS

Investor Relations, Recording Secretary and Legal Administration (2026-10896)

Verve Senior Living

Toronto, ON

• Full-time

Ensures The Administrative Requirements For Meetings Are Met Including

Administrative Assistant - Proficient

Raise

Toronto, ON

• Full-time

We at Raise are hiring an Administrative Assistant - Proficient for one of our top clients. After establishing themselves as an industry leader, they’re now expanding their team to meet…

Administrative Assistant

Desjardins

Mississauga, ON

• Full-time

As an administrative assistant, you help carry out administrative tasks for your sector. Your role is to support a group of three managers within the Transformation and Integration…

Investor Relations, Recording Secretary and Legal Administration

Diversicare Canada Management Services Co Inc

Toronto, ON

• Full-time

…across the country. The company focuses on delivering reliable administrative and operational support that enables its clients to provide quality services in their respective sectors. Team…

Admin Assistant

Pantos Logistics Canada Inc.

Toronto, ON

Provide HR administrative support, including employee records, onboarding/offboarding, benefits administration, and HR-related documentation.

Administrative Assistant

Desjardins

Mississauga, ON

• Full-time

…Member-Client andpartner needs within our risk appetite. As an administrative assistant, you help carry out administrative tasks for your sector. You provide the administrative and…

Administrative Assistant / Receptionist

Donysh inc.

Toronto, ON

• Full-time

We’re Hiring! Administrative Assistant / Receptionist

administrative assistant

eDecree

Toronto, ON

• Full-time