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.
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Administrative Assistant
2 days ago
Ontario, Canada Lakehead University Full-timeThe Administrative Assistant is responsible for the day-to-day administration of the Office of Student Affairs. This role provides comprehensive administrative, coordination, and logistical support to the Vice-Provost, Students & Registrar, and the Associate Vice-Provost, Students. The incumbent serves as a key point of contact for the office, manages...
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Administrative Assistant
2 days ago
Ontario, Canada Englobe Corp. Full-time €40,807 - €53,560 TemporaryYour mission You 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...
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Administrative Assistant
2 days ago
Ontario, Canada Dilico-Anishinabek-Family-Care Full-timeOptional 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...
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Administrative Assistant
1 day ago
Ontario, Canada University of Waterloo Full-time $61,954 - $77,443 ContractAt 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...
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Administrative Assistant
1 day ago
Northwestern Ontario, ON, Canada Lakehead University Full-time $55,000 - $75,000 ContractThe Administrative Assistant is responsible for the day-to-day administration of the Office of Student Affairs. This role provides comprehensive administrative, coordination, and logistical support to the Vice-Provost, Students & Registrar, and the Associate Vice-Provost, Students. The incumbent serves as a key point of contact for the office, manages...
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Administrative Assistant
1 day ago
Northeastern Ontario, ON, Canada Wiikwemkoong Full-timeNakiiwin 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...
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Administrative Assistant
1 day ago
Southwestern Ontario, ON, Canada Waterloo International Full-time $62,000 - $77,000 ContractAdministrative 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...
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Administrative Assistant
3 days ago
Ontario, Canada Ontario First Nations Technical Services Corporation Full-timeAdministrative Assistant 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...
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Administrative Assistant
2 days ago
Northwestern Ontario, ON, Canada Englobe Corp. Full-timeYour 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 -...
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Administrative Assistant
2 days ago
Eastern Ontario, ON, Canada RTX Corporation Full-time $44,000 - $80,000 ContractLocation: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...
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Administrative Assistant
2 days ago
Eastern Ontario, ON, Canada RTX Corporation (old) Full-time $44,000 - $80,000 ContractLocation: 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...
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Administrative Assistant
2 days ago
Southwestern Ontario, ON, Canada University of Waterloo Full-time $62,000 - $77,000 ContractAbout 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...
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Administrative Assistant – Soldier On
4 hours ago
Ontario, Canada CFMWS Full-timeWHO 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...
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Administrative Assistant
3 days ago
northwestern ontario, on, Canada Ontario First Nations Technical Services Corporation Full-timeAdministrative Assistant 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...
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Administrative Assistant
3 days ago
northwestern ontario, on, Canada Aroland Economic Development LP Full-timeAroland Economic Development supports the economic growth and sustainability of Aroland First Nation through community-focused initiatives, partnerships, and development opportunities. As the organization continues to establish its governance and operational structure, this role will play a key part in supporting foundational administrative and financial...
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Administrative Assistant
3 days ago
northwestern ontario, on, Canada Northern Peak HR Full-timea 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,...
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Administrative Assistant at Dilico
2 days ago
Ontario, Canada Dilico Anishinabek Family Care Full-timeBecome the backbone of the Child Welfare program with Dilico as an Administrative Assistant. Ensure accurate client files and support daily administrative duties in a meaningful role. Under the direction of a Child Welfare Manager, the Administrative Assistant facilitates program organization and timely completion of tasks. This position requires managing...
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1588: ADMINISTRATIVE ASSISTANT
2 days ago
Ontario, Canada Dilico Anishinabek Family Care Full-time €24 - €30 TemporaryWhy 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,...
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Administrative Assistant to the Chair
3 days ago
Ontario, Canada University of Waterloo Full-time €61,955 - €77,444 TemporaryAt 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...
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Administrative Assistant
3 days ago
Ontario, Canada University of Waterloo Full-time €61,955 - €77,444 TemporaryAt 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. The University is a welcoming workplace for those of all abilities, interests, and expertise. Job Requisition ID: 2026-02904 Time Type: Full time Employee Group:...