administration assistant jobs in Ontario

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10,000 administration assistant job listings in Canada. Find daily updated positions from leading job boards.


  • Ontario, Canada Dilico-Anishinabek-Family-Care Full-time

    Optional Flexible schedule to support work-life balance OMERS Pension plan available to all employees Generous paid vacation time for Permanent employees Paid time off at Christmas above paid vacation time EFAP available to all employees and their families Benefit plan that includes dental, healthcare, and vision services for Permanent employees A...


  • Northwestern Ontario, ON, Canada Northern Peak HR Full-time

    a partnership between Dallan LP, Lac Des Mille Lac First Nation, Nigigoonsiminikaaning First Nation and Dale Levesque, a member of the Fort William First Nation. Additionally, Dallan LP is a 100% indigenous-owned business that provides industrial yard services which includes a variety of heavy equipment operations, maintenance and general labour. Further,...


  • Northwestern Ontario, ON, Canada Anishinabek Employment & Training Services Full-time

    The Ontario First Nations Technical Services Corporation (OFNTSC) is a nonprofit organization that provides technical advisory services, training, and capacity development to First Nations communities in Ontario.By offering a wide range of specialized services and expertise, OFNTSC helps to enhance the quality of life, promote self-sufficiency, and foster...


  • Northeastern Ontario, ON, Canada Wiikwemkoong Full-time $59,000 - $72,000 Contract

    Nakiiwin Azheyaaksin Employment Opportunity Administrative AssistantWiikwemkoong Child and Family Services is seeking qualified individuals to fill the position of Administrative Assistant. Wiikwemkoong Unceded Territory (WUT) Child and Family Services oversees and advocates for child and family matters by following the principals and ethics of...


  • Southwestern Ontario, ON, Canada Waterloo International Full-time $62,000 - $77,000 Contract

    Administrative Assistant### Administrative AssistantApply: Waterloo, Ontario, Canada: Full time: Posted Today: 2026-03385At the University of Waterloo, we create and promote a culture where everyone can reach their full potential. As an employee, you get support & opportunities that empower you to advance your career. Explore how we can bring big...


  • Southwestern Ontario, ON, Canada University-of-Waterlo Full-time $62,000 - $77,000 Contract

    At the University of Waterloo, we create and promote a culture where everyone can reach their full potential. As an employee, you get support & opportunities that empower you to advance your career. Explore how we can bring big ideas to life, together. The University is a welcoming workplace for those of all abilities, interests, and expertise. As part of...


  • Ontario, Canada CFMWS Full-time

    WHO WE AREThe Canadian Forces Morale and Welfare Services’ (CFMWS) supports the Canadian Armed Forces members and their families wherever they are in the world through the provision of fitness, recreation and leisure activities, family and charitable support, retail as well as personal financial services. We offer our employees the opportunity to work with...


  • Ontario, Canada Attorney General | Procureur général Full-time

    Join us in our mission to uphold justice and serve the public Become a Legal Administrative Assistant with the Ministry of the Attorney General's Criminal Law Division and play a crucial role in the justice system. Your efforts will support criminal prosecutions and ensure the smooth operation of court activities, directly impacting the lives of Ontarians....


  • Mississauga, Ontario, ON, Canada Keep Going Immigration Services Full-time

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  • Northwestern Ontario, ON, Canada Englobe Corp. Full-time

    Your missionYou will play an important role in a dynamic and passionate team, collaborating on a variety of projects of all sizes and scopes in the environment, renewable energies, hydroelectricity, transportation, materials, buildings and climate change markets. Boldness, innovation and collaboration are an integral part of our daily operations.Englobe -...


  • Eastern Ontario, ON, Canada RTX Full-time $44,000 - $80,000 Contract

    Location: CA-ON-RENFREW-114 ~ 1 Innovation Dr ~ INNOVATION PositionCountry: CanadaAt Raytheon Canada, we are committed to both our customers and employees. Our division provides Mission Support, servicing the defence, security and aerospace sectors with a broad range of high technology products and services. You will be part of a valuable team that allows...


  • Eastern Ontario, ON, Canada RTX Corporation Full-time $44,000 - $80,000 Contract

    Location:CA-ON-RENFREW-114 ~ 1 Innovation Dr ~ INNOVATIONDate Posted:2026-10-20Country:CanadaLocation:CA-ON-RENFREW-114 ~ 1 Innovation Dr ~ INNOVATIONPosition Role Type:UnspecifiedAt Raytheon Canada, we are committed to both our customers and employees. Our division provides Mission Support, servicing the defence, security and aerospace sectors with a broad...


  • Toronto, Ontario, ON, Canada Canada Post / Postes Canada Full-time

    **Job Requisition Id:** 204637 **Business Function:** Product **Primary City:** Toronto **Other Location(s):** **Province:** Ont. - GTA **Employment Type:** Full-Time **Employment Status:** Permanent **Language Requirement:** English Essential **Employee Class and Level:** CPXMA01 **Number of Vacancies** 1 ...


  • Southwestern Ontario, ON, Canada University of Waterloo Full-time $62,000 - $77,000 Contract

    About UsAt the University of Waterloo, we create and promote a culture where everyone can reach their full potential. As an employee, you get support & opportunities that empower you to advance your career. Explore how we can bring big ideas to life, together. The University is a welcoming workplace for those of all abilities, interests, and expertise. As...


  • Ontario, Canada University of Waterloo Full-time €61,955 - €77,444 Temporary

    About Us At the University of Waterloo, we create and promote a culture where everyone can reach their full potential. As an employee, you get support & opportunities that empower you to advance your career. Explore how we can bring big ideas to life, together. The University is a welcoming workplace for those of all abilities, interests, and expertise. As...


  • Ontario, Canada RTX Full-time €44,000 - €80,000 Temporary

    Location: CA-ON-RENFREW-114 ~ 1 Innovation Dr ~ INNOVATION Position Country: Canada At Raytheon Canada, we are committed to both our customers and employees. Our division provides Mission Support, servicing the defence, security and aerospace sectors with a broad range of high technology products and services. You will be part of a valuable team that...


  • Ontario, Canada RTX Corporation Full-time €44,000 - €80,000 Temporary

    Location: CA-ON-RENFREW-114 ~ 1 Innovation Dr ~ INNOVATION Date Posted: 2026-10-20 Country: Canada Location: CA-ON-RENFREW-114 ~ 1 Innovation Dr ~ INNOVATION Position Role Type: Unspecified At Raytheon Canada, we are committed to both our customers and employees. Our division provides Mission Support, servicing the defence, security and aerospace...


  • Ontario, Canada Yi Jing Golf Club Inc Full-time

    Yi Jing Golf Club Inc based in Cobble Hill, BC is inviting applications from suitable candidates for the position of Administrative assistant – office who are self-motivated and have good interpersonal skills. The candidate who got selected will be required to start work as soon as possible. The vacancies refer to Permanent employment or Full time job....


  • Ontario, Canada Dilico Anishinabek Family Care Full-time €24 - €30 Temporary

    Why should YOU choose Dilico? Optional Flexible schedule to support work-life balance OMERS Pension plan available to all employees Competitive salaries Generous paid vacation time for Permanent employees Paid time off at Christmas above paid vacation time EFAP available to all employees and their families Benefit plan that includes dental,...


  • Central Ontario, ON, Canada Owen Sound Full-time

    The Town of Parry Sound, nestled amidst the breathtaking 30,000 islands of Georgian Bay, is a vibrant community committed to exceptional quality of life and public service. We are seeking a dedicated Records and Administrative Assistant to join our Administration Department. This vital role ensures the seamless flow of information, supports key municipal...