Office & admin jobs in Ontario

113 open office & admin jobs in Ontario, straight from employers’ own career sites - updated every few hours. 32 postings show the pay (middle of the pack: $34.58/hr). Hiring most right now: Scotiabank, Humber River Health, OpenText.

Administrative assistants, clerks, data entry and office coordinators.

See all 113 with filters & map Which ones would I qualify for?

Newest office & admin jobs in Ontario

Clerical NavigatorMichael Garron Hospital · Toronto, ON

Clerical Support Associate, Emergency DepartmentHumber River Health · Toronto, ON

Clerical Support Associate, BariatricHumber River Health · Toronto, ON

Clerical Support Associate, 11 East & West Inpatient SurgeryHumber River Health · Toronto, ON

Clerical Support Associate, Day Surgery (Pre & Post Op)Humber River Health · Toronto, ON

Clerical Support Associate, Emergency Department, Part timeHumber River Health · Toronto, ON

Clerical Support Associate Mother Baby UnitHumber River Health · Toronto, ON

Clerical Support Associate, Day Surgery (Pre & Post Op)Humber River Health · Toronto, ON

Clerical Support Associate Mental Health - OP Child & AdololescentHumber River Health · Toronto, ON

Clerical Support Associate, Operating RoomHumber River Health · Toronto, ON

Clerical Support Associate, Family Medicine Teaching UnitHumber River Health · Toronto, ON

Clerical Support Associate - Haemodialysis, WilsonHumber River Health · Toronto, ON

Job ID #32298: Business Administrator (Financial Supervisor)City of Hamilton · Hamilton, ONFull time

Unit Secretary - CVH 5 Mental HealthMackenzie Health · Richmond Hill, ONCasual

System Administrator (ECSA) - Enterprise SystemsMackenzie Health · Richmond Hill, ONFull time

Payroll AdministratorOntario Health atHome · Toronto, ON

Systems Administrator, Business ApplicationsAgnico Eagle Mines · Toronto, ONCloses in 4 days

Systems Administrator - Dev OpsUniversity of Toronto · Toronto, ON$95k/yr

Manager, AMS/SAP Platform Administration and SupportUniversity of Toronto · Toronto, ON$111k/yr

Chief Administrative OfficerUniversity of Toronto · Toronto, ON$151k/yrTemporary

Administrative & Project CoordinatorUniversity of Toronto · Toronto, ON$75k/yrTemporary

Chief Administrative OfficerUniversity of Toronto · Toronto, ON$138k/yr

SIA - CHM120H5S Chemical Principles II (TA Administrator)University of Toronto · Mississauga, ON

Administrative Coordinator, Academic ReviewsUniversity of Toronto · Toronto, ON$75k/yr

Program Administrator, Strategic Initiatives (TERM)University of Toronto · Toronto, ON$90k/yr

COORDINATOR CONTRACT ADMINISTRATIONCity of Toronto · Toronto, ON$42.28/hrFull time

SYSTEMS INTEGRATOR 1 (Data Warehouse Administrator)City of Toronto · Toronto, ON$52.38/hrFull time

ADMINISTRATIVE ASSISTANT 2City of Toronto · Toronto, ON$65k/yrCasual

TEAM LEAD ENTERPRISE TECHNOLOGY PROCUREMENT & CONTRACT ADMINISTRATIONCity of Toronto · Toronto, ON$126k/yrFull time

Inventory - Administrative Support - Casual Employment (2025)Government of Canada - Global Affairs Canada · Ottawa, ON$57k/yr

Casual Inventory - Administrative positionsGovernment of Canada - Privy Council Office - Crisis Management Cell · Ottawa, ON$31.61/hr

Various Administrative Positions - InventoryGovernment of Canada - Royal Canadian Mounted Police · Kingston, ON$69k/yr

Various Clerical Positions - InventoryGovernment of Canada - Royal Canadian Mounted Police · Kingston, ON$57k/yr

Systems Administrator / Desktop Administrator (Various Levels)Government of Canada - Communications Security Establishment Canada · Ottawa, ON$91k/yr

General Counsel and Corporate SecretaryGovernment of Canada - Defence Construction Canada · Ottawa, ON$173k/yrCloses in 3 days

Administration & Client Support CoordinatorEverguard Fire and Safety / Everguard Incendie et Sécurité · Dryden, ONFull time

Senior Specialist, Academic AdministrationUniversity of Ottawa · Ottawa, ONPosted today

Administrative Assistant to the Chair, Police & Public Safety and WellnessAlgonquin College · Ottawa, ONPosted today

Administrative Assistant to the Chair, Community StudiesAlgonquin College · Ottawa, ONPosted today

ScotiaMcLeod Administrative Associate - Toronto PlazaScotiabank · Toronto, ONFull timePosted today

Show all 113 jobs

Who’s hiring

Scotiabank 17 jobs
Humber River Health 11 jobs
OpenText 10 jobs
EllisDon 8 jobs
University of Toronto 8 jobs
Trillium Health Partners 5 jobs
BMO 4 jobs
City of Toronto 4 jobs
Algonquin College 4 jobs
University of Ottawa 3 jobs
Canada Post 3 jobs
RBC Royal Bank 2 jobs

Good to know

Where do these office & admin jobs come from?

Every posting is read straight from the employer’s own careers page or a government job site - cities and towns, health authorities, school divisions, utilities, stores and more. No reposts, no recruiters in the middle. You apply on the employer’s site.

Can I see which jobs I’d actually get?

Yes - add your resume (or your LinkedIn PDF, or just type your past jobs) and every job gets a match score with the reasons. It’s read on your device; nothing is uploaded unless you sign in and choose to keep it.

Can I get new office & admin jobs by email?

Looking further afield? All jobs in Canada · Office & admin jobs across Canada