summer office Jobs in Ontario

• Summer Office Assistant - (Bilingual - Chinese & English)

  Essential HR

  • Toronto, ON

  • $60.00 per hour

  Summer Office Assistant (Bilingual – English & Chinese) Location: In-office (4–5 days/week) Duration: Asap to August 27, 2026 Hours: 30–35 hours/week Pay: $17.60/hour Posit…

• Co-op or Intern, Indirect Tax (Summer 2026) GTA Offices

  BDO

  • Oakville, ON

  Putting people first, every day BDO is a firm built on a foundation of positive relationships with our people and our clients. Each day, our professionals provide exceptional ser…

• Clerk, Finance (Office) - Summer Contract (Temporary/Student)

  Saputo

  • Saint Marys, ON

  • $22.05 per hour

  At Saputo, we bring good to the table by making high-quality products, investing in our people, and supporting communities around the world . As a top 10 global dairy processor, we…

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  • Finance Summer Student Jobs in Saint Marys, ON
  • Jobs in Saint Marys, ON

• Canada Summer Job - Recreationist – Geriatrics

  Shepherd Village

  • Toronto, ON

  • $17.60 per hour

  This position is created specifically for the 2026 Canada Summer Jobs program. All applicants must meet eligibility guidelines as specified by in order to be considered for the abo…

• Canada Summer Jobs (CSJ) - Communications Adviser

  Shepherd Village

  • Toronto, ON

  • $17.60 per hour

  This position is created specifically for the 2026 Canada Summer Jobs program. All applicants must meet eligibility guidelines as specified by in order to be considered for the abo…

• Summer Student, Enterprise Application Development

  Canadian Apartment Properties REIT

  • Toronto, ON

  • $20.00-25.00 per hour

  Job Title: Summer Student, Enterprise Application Development Reports To: Associate Director, Enterprise Application This position is for Summer 2026 (May – August). Position…

• Summer Student - Mopar Parts Analyst

  Stellantis

  • Windsor, ON

  • $35.00-37.00 per hour

  Stellantis is looking for a highly motivated candidate to fulfill a temporary position from May to August 2026 within the Mopar Parts office based in Windsor, Ontario. The requirem…

• Landscape Labourer - Canada Summer Jobs

  House of Friendship

  • Kitchener, ON

  At House of Friendship, we believe in what we are doing. We get out of bed each day to make a difference in our community; to walk with and to serve. We are not happy with the stat…

• 2026 Summer-F (May-June) | Sessional Instructional Asst (Emergency Posting) RSM260H Org Behaviour 1

  University of Toronto

  • Toronto, ON

  Date posted: April 16, 2025 Req ID: 47745 Faculty/Division: School of Management Department: School of Management Campus: St George Description: a) Assist in grading assi…

• Summer Intern - Contracts and FP&A

  Medtronic

  • Brampton, ON

  At Medtronic you can begin a life-long career of exploration and innovation, while helping champion healthcare access and equity for all. You’ll lead with purpose, breaking down ba…

• Job Coach Assistant – Canada Summer Jobs

  WoodGreen

  • Toronto, ON

  • $21.15 per hour

  Competition #2026-202-CP Job Coach Assistant – Canada Summer Jobs Employment Type: 8 week/16 week Contract Available, Bargaining Unit (6 Vacancies) Work Hours: 35 hours/week - Mo…

• Research Summer Student 2026

  University Health Network

  • Toronto, ON

  • $20.91 per hour

  Company Description UHN is Canada's #1 hospital and the world's #1 publicly funded hospital. With 10 sites and more than 44,000 TeamUHN members, UHN consists of Toronto General H…

• Summer Law Student

  Corus Entertainment

  • Toronto, ON

  Division: Legal, Regulatory & Governance Work Status: Temporary Contract, Full-Time ( 8 weeks) Location: Toronto, ON (On-site) About the Role: Corus is currently seeking a Su…

• Summer Student - Engineering

  Raytheon Technologies

  • Midland, ON

  Date Posted: 2026-04-10 Country: Canada Location: CA-ON-MIDLAND-450 ~ 450 Leitz Rd ~ 450 BLDG Position Role Type: Unspecified Grow Your Experience: 4 Month Summer Student O…

• Summer Student - Finance ****2 Positions

  Humber River Hospital

  • Toronto, ON

  • $20.00 per hour

  Position Profile Humber River Health. Lighting New Ways In Healthcare. Since opening our doors in 2015 as North America’s first fully digital hospital, we remain unwavering in …

• Co-op or Intern, Assurance (Fall 2026, Winter, Summer and Fall 2027)

  BDO

  • Ottawa, ON

  • $48,000-54,000 per year

  Putting people first, every day BDO is a firm built on a foundation of positive relationships with our people and our clients. Each day, our professionals provide exceptional ser…

• Summer Student - Finance ****2 Positions

  Humber River Health

  • Toronto, ON

  • $20.00 per hour

  Position Profile: Humber River Health. Lighting New Ways In Healthcare. Since opening our doors in 2015 as North America’s first fully digital hospital, we remain unwavering in…

• Enforcement Services Summer Student Clerk

  City of Barrie

  • Barrie, ON

  • $18.11-23.44 per hour

  Posting Number: STUDENT-26-17 Job Type: Student, Temporary-Full-time, up to 4 Months, Non-Union Salary Range: $18.11 to $23.44 per hour Posted: Tuesday, April 14, 2026 Appl…

• Enforcement Services Summer Student Clerk

  • Barrie, ON

  • $18.11-23.44 per hour

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• Summer Student

  Cencora

  • Milton, ON

  Our team members are at the heart of everything we do. At Cencora, we are united in our responsibility to create healthier futures, and every person here is essential to us being a…

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