Administrative assistant jobs in Mississauga, ON and nearby (315 jobs)
Administrative assistant jobs within 25 km of Mississauga, ON, Canada. Nearby towns and cities are included. Distances are straight-line, not driving distances.
Counted
Hiring at a glance
View jobs- Open jobs
- 315
- Employers
- 194
Advertised starting pay
- Average starting payCAD / hour
- $27.75Across 44 listings
- Average starting payCAD / year
- $53,858Across 34 listings
Employer-advertised starting pay, not employee salaries. Currencies and pay periods stay separate.
Where work happens
- Remote
- 0%0 listings
- Hybrid
- 24%76 listings
- On-site
- 76%239 listings
Employers hiring include University Health Network (24), Quantum Management Services Ltd. (12), Doane Grant Thornton LLP (6).
Sources & calculation notes
These figures describe the listings on this role page at the date shown, not the whole job market. Listings can change.
Employer-listed minimums from at least 10 listings per currency and pay period. These are advertised starting amounts, not employee salaries. Jobs without a minimum and unusual amounts are excluded.
Hybrid and on-site classifications may be inferred from descriptions. Check the original ad. How we count
About these jobs
Before you apply
Compare the office software, language skills and clerical experience requested in each ad. Job Bank lists secondary school and administrative training or previous clerical experience as typical requirements. Individual employers set their own criteria. Job Bank / Guichet-Emplois.
Guidance reviewed on September 16, 2026.
Based on the dated count above. Listings can change. How we count
Administrative assistant jobs in Mississauga, ON and nearby
Within 25 km
Added
Office Administrative Assistant
Onyx-Fire Protection Services Inc.
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Administrative Assistant - Schools (Olive Grove School)
The Muslim Association of Canada
Job Description – Administrative Assistant (Schools)
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Exam Invigilator and Administrative Assistant-GTA, ON
CIMT College
Availability to work approximately three days per week
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Administrative Assistant
Talent Acquisition Team
Manage the front desk five days per week, greeting visitors, monitoring office access, and directing inquiries appropriately
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Administrative Assistant-Mississauga (Head Office)
Morguard
The Administrative Assistant is accountable to the Vice President for assisting senior management of one or several departments with a variety of tasks and supporting other…
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Administrative Assistant (Contract Position)
D&H Distributing
We are looking for an Admin Assistant to support our Mississauga location. This position is a contract position working Monday to Friday (40 hours per week).
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Admin Assistant, Middle & Senior School
The York School
Administrative Assistant, Middle & Senior School
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Administrative Assistant, Middle & Senior School
The York School
Reporting to the Middle and Senior School Principal, the Administrative Assistant works collaboratively to provide comprehensive administrative, organizational, and logistical support to…
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Administrative Assistant - National Bank Open
PROOF OF THE PUDDING
We are seeking a highly organized and detail-oriented Admin Assistant – Events to support the smooth operation of on-site staffing and logistics for the RBC Canadian Open & National Bank…
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Administrative Assistant - Limited to Endodontics
dentalcorp
The wage for this Dental Assistant position is $22-$28/hour depending on skills, experience, and location.
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Senior Administrative Assistant
Ipsen
Must have the ability to manage multiple tasks and projects simultaneously and is very organized
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Administrative Assistant - Retirement , Permanent Part time
Schlegel Villages
The Village of Humber Heights has an exciting opportunity for a Administrative Assistant to join their team.
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Administrative Assistant III
Capital One
161 Bay Street (93021), Canada, Toronto,Toronto, Ontario,Administrative Assistant III
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Administrative Assistant
MNP
Make an impact with our Administration team as an Administrative Assistant. This diverse team of professionals directly contributes to the success of the firm by supporting internal and…
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