JobsAdministrative AssistantTorontoSenior Administrative Assistant

MNP

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Senior Administrative Assistant

MNP · Mississauga, Ontario, Canada · also Toronto, Ontario, Canada

Full-timeOn site5-10 yrsCA$50k–CA$72kListed as no visa sponsorshipAccounting
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In short

The Senior Administrative Assistant will provide comprehensive support to partners and teams, including project coordination, calendar management, and financial administration. They will also act as a liaison for clients and stakeholders while managing documentation and business development materials.

What they're looking for

MUST-HAVE SKILLS

Administrative supportProject coordinationMicrosoft OfficeCalendar managementBillingFinancial administrationClient relationsDocument preparationProposal developmentRFP responsesCRM managementOffice Administrationparticularly WordPowerPointExcelOutlookcommitment to client servicesensitive matters with tactevolving environmentways of workingcompeting priorities simultaneouslyexperience within a partnershipprofessional servicesExperience supporting proposalsRFPsclient needs

ALSO MENTIONED

Administrative AssistantAccountingTaxBusiness AdvisoryMicrosoft WordMicrosoft PowerPointMicrosoft ExcelMicrosoft OutlookCRMEngagement Letters+4 MORE

Candidates should have 5+ years of progressively responsible administrative experience in a fast-paced environment. Proficiency in Microsoft Office and strong organizational and communication skills are required.

About the employer

MNP

MNP is a leading national accounting, tax and business consulting firm in Canada. We proudly serve and respond to the needs of our clients in the public, private and not-for-profit sectors. Through partner-led engagements, we provide a collaborative, cost-effective approach to doing business and personalized strategies to help organizations succeed across the country and around the world. For more information, visit MNP.ca

INDUSTRY
Accounting
COMPANY
Partnership
HEADQUARTERS
Calgary, Alberta
SIZE
5,001-10,000on LinkedIn
OFFICES
1 on LinkedIn
OPEN HERE
20 roles

KNOWN FOR

Assurance and AccountingConsultingTaxCorporate FinanceEnterprise RiskCorporate Recovery and Restructuring

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Questions about this role

Is this MNP role remote?
Tagged on site.
What does it pay?
The posting lists CA$50,000–CA$72,000 a year.
Does it sponsor visas?
Listed as no visa sponsorship.
What experience does it ask for?
Listed as 5-10 years.

The posting, in full

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.

▶ READ THE FULL POSTING

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

Case & Project Coordination

  • Participate actively in team meetings to monitor priorities, blockers, deadlines and required follow-ups
  • Set up new cases and support their progression through the internal workflow from initiation through close-out
  • Track active cases throughout their lifecycle, proactively identifying outstanding actions, administrative dependencies and next steps
  • Follow up on blocked cases and outstanding items to help ensure matters continue to move forward in a timely manner
  • Prioritize and flag files requiring attention and coordinate follow-up with the appropriate team members
  • Provide practical project and administrative coordination that enables the technical team to focus on technical work
  • Manage the flow of work and documentation requiring Partner review, approval or signature, while monitoring upcoming deadlines and work requirements

Client & Stakeholder Coordination

  • Act as a key administrative liaison between clients, Partners, MNP Legal and other internal and external stakeholders
  • Draft, Coordinate and follow up on client contracts, Engagement Letters, Master Services Agreements, approvals and other required documentation
  • Provide ongoing client communication and relationship support, ensuring requests and follow-ups are handled professionally and promptly

Billing & Financial Administration

  • Review monthly billable hours by client and assist with the preparation and processing of invoices
  • Prepare detailed and itemized client invoices when required, ensuring appropriate supporting information is included
  • Provide billing and accounts receivable support, including following up on outstanding items as required
  • Assist Partners with expense reports and other financial administrative requirements

Partner & Administrative Support

  • Provide comprehensive administrative support to multiple Partners and team members, ensuring priorities, deadlines and administrative requirements are effectively managed
  • Monitor and manage assigned Partner Outlook calendars, including coordinating internal and external meetings, responding to changing priorities and resolving scheduling conflicts
  • Coordinate meeting logistics, including meeting rooms, audiovisual requirements, catering and preparation of supporting materials
  • Support Partner email and workflow management, including identifying items requiring follow-up or action
  • Coordinate travel arrangements and related logistics

Documents, Proposals & Business Development

  • Prepare, review, edit and format client correspondence, templates, engagement letters, reports, presentations, proposals, Word documents, Excel workbooks and other materials
  • Provide support with RFP responses, proposal development and research requests
  • Maintain opportunities and client account and contact information within the CRM platform, ensuring information is accurate and current

Team & Office Support

  • Assist with team meetings and events, including coordination and logistical support as required
  • Record minutes at meetings and distribute or archive them appropriately
  • Maintain accurate and organized electronic and paper filing systems in accordance with established processes
  • Maintain working knowledge of systems and processes used by the Administration team to respond to inquiries and provide backup support when required

Skills and Experience

  • 5+ years of progressively responsible administrative experience, preferably supporting multiple senior leaders in a fast-paced, deadline-driven environment
  • Post-secondary education in Business Administration, Office Administration or a related discipline is considered an asset
  • Advanced proficiency in Microsoft Office, particularly Word, PowerPoint, Excel and Outlook
  • Strong commitment to client service, with excellent interpersonal and communication skills and a demonstrated ability to handle confidential and sensitive matters with tact, discretion and integrity
  • Comfortable working in a highly technical, fast-paced and evolving environment, with the ability to quickly learn new processes, systems and ways of working
  • Excellent organizational, prioritization and time-management skills, with the ability to manage multiple files, deadlines and competing priorities simultaneously
  • Previous experience within a partnership, professional services or similarly client-focused environment is considered an asset
  • Experience supporting proposals, RFPs and procurement processes is considered an asset
  • Flexibility to work additional hours when required to support business and client needs
  • Some travel may be required

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, professional 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!

Future/Current Opportunity: Current

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This listing comes from MNP's own careers site. Apply links go to the employer. Company facts are from MNP's public profile. Last checked 14 Nov 2026.