Administrative assistant jobs in Oakville, ON and nearby (76 jobs)

Administrative assistant jobs within 25 km of Oakville, ON, Canada. Nearby towns and cities are included. Distances are straight-line, not driving distances.

Hiring at a glance

View jobs
Open jobs
76
Employers
56

Advertised starting pay

Average starting payCAD / hour
$26.86Across 27 listings

Employer-advertised starting pay, not employee salaries. Currencies and pay periods stay separate.

Where work happens

Remote
0%0 listings
Hybrid
9%7 listings
On-site
91%69 listings

Employers hiring include Doane Grant Thornton LLP (5), ApexFocusGroup (4), Randstad Canada (4).

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 Oakville, ON and nearby

Within 25 km

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  • Administrative assistant

    Gymnastics Mississauga

    Mississauga, ON

    • From $19 CAD / hour
    • Part-time
    • On-site
  • Administrative assistant - office

    R Thind Law Professional Corporation

    Mississauga, ON

    • From $37 CAD / hour
    • Full-time
    • On-site
  • Administrative assistant - office

    Amicus Immigration Consultants Canada Inc

    Mississauga, ON

    • From $37.1 CAD / hour
    • Full-time
    • On-site
  • Administrative Assistant

    OCI Group

    Burlington, ON

    • Full-time

    Providing administrative support to ensure the efficient operation of the office. Supports managers and employees through a variety of tasks related to organization and communication.…

  • Administrative assistant

    Innovative Response Marketing Inc.

    Mississauga, ON

    • $20 to $21 CAD / hour
    • Full-time
    • On-site

    Our ideal candidate must have excellent computer knowledge against a broad platform of software applications and outstanding communication skills

  • Administrative Assistant

    Resilience

    Mississauga, ON

    • Full-time

    Provides day-to-day administrative and clerical support to site leadership and staff at the RBI site, working under the direction of the Site Leader. Serves as the site's point of…

  • Administrative Assistant

    AMK Global Group

    Mississauga, ON

    • $40,000 to $45,000 CAD / year
    • Full-time

    Must be available to work on-site in Mississauga, 5 days per week

  • Administrative Assistant, Department of Professional Practice (12 months contract)

    KPMG

    Oakville, ON

    • Temporary

    The Department of Professional Practice (DPP) is looking for an Administrative Assistant who can provide support on a range of activities to ensure high-quality deliverables.

  • Administrative Assistant-MDD

    The Muslim Association of Canada

    Mississauga, ON

    The Administrative Assistant enhances the Executive Director’s effectiveness by providing high-level information management support and representing the executive to others. Also known as…

  • Administrative Assistant - Finance, Risk and Contract Management

    Power Staffing Solutions

    Mississauga, ON

    • $60,000 to $75,000 CAD / year
    • Full-time

    The Administrative assistant will support the Finance, Risk, and Contract teams by handling administrative tasks, coordinating activities, and helping keep operations organized and…

  • Senior Administrative Assistant

    Ipsen

    Mississauga, ON

    • Full-time

    Must have the ability to manage multiple tasks and projects simultaneously and is very organized

  • Administrative Assistant [Contract: Jan 11- April 30, 2027]

    Doane Grant Thornton LLP

    Mississauga, ON

    • Temporary

    That’s why we’re working in a model where teams are required to be together in the office 5 days per week

  • Administrative Assistant [ [Contract: Jan 11- April 30, 2027]]

    Doane Grant Thornton LLP

    Oakville, ON

    • Temporary

    That’s why we’re working in a model where teams are required to be together in the office 5 days per week

  • Office Administrative Assistant - Civil

    EBC Inc.

    Mississauga, ON

    • Full-time

    The Administrative Assistant provides administrative and organizational support to the Civil Group, helping ensure the efficient day-to-day operation of the office. This role is responsible…

  • Administrative Assistant (2026-10269)

    Verve Senior Living

    Mississauga, ON

    • Part-time

    …residences. Under the direction of the Office Manager, provides administrative support including clerical and reception duties for the efficient operation of the…

  • Administrative Assistant

    ADHECOGEN

    Mississauga, ON

    • Full-time

    ADH is seeking a highly organized, professional and service-oriented Administrative Assistant to provide day-to-day administrative and front-office support to our growing organization.

  • Office Administrative Assistant

    WELL Health Technologies Corp

    Burlington, ON

    Position Title: Office Administrative Assistant

  • Administrative Assistant - Schools

    The Muslim Association of Canada

    Mississauga, ON

    Job Description – Administrative Assistant (Schools)

  • Senior Administrative Assistant

    Doane Grant Thornton LLP

    Mississauga, ON

    • Full-time

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

  • Office Administrative Assistant

    Onyx-Fire Protection Services Inc.

    Mississauga, Ontario

    • $40,000 to $45,000 CAD / year
    • Full-time
  • Administrative Assistant - Schools (Olive Grove School)

    The Muslim Association of Canada

    Mississauga, ON

    • Full-time
    • Contract
    • Temporary

    Job Description – Administrative Assistant (Schools)

  • Exam Invigilator and Administrative Assistant-GTA, ON

    CIMT College

    Mississauga, ON

    • $18 to $20 CAD / hour
    • Part-time

    Availability to work approximately three days per week

  • Administrative Assistant-Mississauga (Head Office)

    Morguard

    Mississauga, ON

    • Full-time

    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…

  • Administrative Assistant (Contract Position)

    D&H Distributing

    Mississauga, Ontario

    • Contract

    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).

  • Administrative Assistant - Limited to Endodontics

    dentalcorp

    Mississauga, Ontario

    • $22 to $28 CAD / hour
    • Full-time

    The wage for this Dental Assistant position is $22-$28/hour depending on skills, experience, and location.

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