Support MNP partners and clients as a Senior Administrative Assistant, using advanced Microsoft Office skills in a professional services environment.
This senior administrative position supports internal and external clients while helping ensure efficient business operations. You will manage calendars, correspondence, reports, CRM information, meetings, and administrative workflows. The work requires organization, discretion, judgement, and robust client service.
Key Responsibilities: Manage partner calendars, email, invoicing, travel, and expense reports
Review deadlines and coordinate partner workflow requirements
Prepare reports, presentations, correspondence, spreadsheets, and proposals
Coordinate meeting logistics, audiovisual requirements, catering, and materials
Maintain CRM records, filing systems,



and administrative team support
Requirements: Five or more years of increasingly complex administrative responsibilities
Advanced to expert Microsoft Word, PowerPoint, and Excel skills
Excellent organizational, time management, judgement, and problem-solving skills
Professional, discreet, tactful, and client-focused communication
Flexibility for overtime and changing technical work environments
Bring senior administrative expertise, partner support, Microsoft Office proficiency, and client service focus to MNP’s Administration team.

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📌 Senior Administrative Assistant MNP (Ontario)
🏢 MNP
📍 Ontario