Inspirational, innovative and entrepreneurial - this is how we describe our empowered teams. Combine your passion with purpose and join a culture that is thriving in the face of change.
Make an impact with our Administration team as a Senior Administrative Assistant. This diverse team of professionals directly contributes to the success of the firm by supporting internal and external clients. As a trusted advisor, you’ll ensure the efficient and effective operation of our business.
MNP is proudly Canadian. Providing business strategies and solutions, we are a leading national accounting, tax and business advisory firm in Canada. Entrepreneurial to our core, our talented team members transcend obstacles into opportunities and are successfully transforming mid-market business practices.
Responsibilities Perform a variety of administrative and clerical office support activities ensuring timely adherence to deadlines
Support Multiple Partners through calendar and email management, invoicing, A/R, travel bookings/arrangements and expense reports
Work process management – review of upcoming deadlines and work requirements with the partner(s); manage the flow of work to the partner (such as: conflict checks, NDA prep and sign off using OneSpan and various documents for review/signature)
Review, modify and prepare moderately complex templates, letters, reports, PowerPoint presentations, Word documents, Excel workbooks and other correspondence materials; research, compile and summarize information/data
Preparation of regularly scheduled reports
Coordinate and assist with internal and external meetings including logistics, AV, catering and preparation of supporting material
Format, edit and assist in the creation of client correspondence, presentations, proposals, regularly scheduled reports and spreadsheets
Client Relationship Management (CRM) – enter, review and maintain opportunities, client account and contact information in CRM platform, generate reports for initiatives




Work collaboratively with other team members and leadership
Assist with team meetings and team event planning, as needed
Uphold electronic and paper filing systems
Possess working knowledge of all systems used by the Administration team to assist with any inquiries and provide backup, as needed
Skills and Experience 5+ years of increasingly complex administrative responsibilities
Completion of related post-secondary education in administration is an asset
Advanced to Expert skill level with Microsoft Office Suite, specifically; Word, PowerPoint & Excel.
Excellent judgement and strong problem-solving skills, including a proactive approach to working with staff and clients at all levels while demonstrating flexibility
Strong client service focus in dealing with both external and internal clients, displaying an image of professionalism, discretion, integrity and tact
Confidence in ability to work in a highly technical and ever-changing work environment
Excellent organizational and time management skills, with the ability to manage multiple tasks simultaneously
Flexibility to work overtime when required
Previous experience working in a partnership or professional services firm is an asset
MyRewards@MNP With a focus on high-potential earnings, MNP is proud to offer customized rewards that support our unique culture and a balanced lifestyle to thrive at work and outside of the office. You will be rewarded with generous base pay, vacation time, 4 paid personal days, a group pension plan with 4% matching, voluntary savings products, bonus programs, flexible benefits, mental health resources, exclusive access to perks and discounts, career development assistance, MNP University, a flexible ‘Dress For Your Day’ environment, firm sponsored social events and more!
The annual salary range for this position is: $50000 - $72000
Diversity@MNP We embrace diversity as a core value and celebrate our differences. We believe each team member contributes unique gifts and amplifying their potential makes our business stronger. We encourage people with disabilities to apply!

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📌 Senior Administrative Assistant (Ontario)
🏢 MNP
📍 Ontario