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Senior Administrative Assistant

  • Toronto, ON
  • Hybrid
  • Posted Oct 4, 2026
  • 1 position

$70,000–$75,000 / year

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Employment type
Full-time
Experience level
Senior · 5+ years
Apply by
Nov 1, 2026
Posting language
English
Working hours
40 hours per week
Seniority
Associate

Job summary

Provide day-to-day administrative support to senior professionals, coordinating calendars, meetings, appointments, travel, and related logistics. Process expenses and invoices, liaise with internal and external contacts, and maintain documentation while tracking approvals, deadlines, and outstanding actions.

Job details

Position: Senior Administrative Assistant Location: Downtown Toronto Job Type: Permanent Work Arrangement: Hybrid Posting Type: Open vacancy Compensation: $70,000 - $75,000 + bonus, RRSP, vacation, benefits and additional perks About the Opportunity Our client, an established Canadian organization located in downtown Toronto, is seeking a highly organized and proactive Senior Administrative Assistant to support a busy and collaborative team. This is a varied role for someone who enjoys being at the centre of a fast-moving group and taking ownership of the details that keep things running smoothly. You will work closely with senior team members and provide support across scheduling, financial administration, documentation, travel, meeting coordination and other day-to-day priorities. The ideal candidate naturally stays one step ahead. You are organized, detail-oriented and comfortable following up with others, tracking outstanding items and ensuring deadlines and commitments don't fall through the cracks. You are equally comfortable handling routine administrative tasks and taking ownership of more detailed coordination and follow-up. Responsibilities: - Provide day-to-day administrative support to a busy team and senior professionals - Coordinate calendars, meetings, appointments and other scheduling requirements - Arrange travel and assist with related itineraries and logistics - Prepare and process expense reports, invoices and other accounts payable documentation - Liaise with internal departments, external vendors and other third-party contacts - Track documentation, approvals, deadlines and outstanding action items - Prepare, organize and maintain contracts, reports, correspondence and other documentation - Assist with additional administrative and operational priorities as required What We're Looking For: - 5+ years of administrative, team support or coordination experience - Excellent organizational and time-management skills with strong attention to detail - Demonstrated ability to manage multiple priorities and deadlines in a busy environment - A proactive approach with the confidence to follow up, ask questions and keep priorities moving forward - Professional and comfortable interacting with individuals at all levels - Experience processing invoices, expenses or accounts payable is an asset - Experience working with an ERP, financial or similar business system is an asset - A collaborative, hands-on approach with a willingness to assist wherever needed To apply, please send your resume to Angelica Stewart at angelica.stewart@quantum.ca. REFER A PERM HIRE AND EARN A CASH BONUS! For details, click here. All applications are reviewed by our recruitment team, and hiring decisions are made by people. We may also use AI-enabled tools to support parts of the application review process. #tor1

What you’ll do

Provide day-to-day administrative support to senior professionals, coordinating calendars, meetings, appointments, travel, and related logistics. Process expenses and invoices, liaise with internal and external contacts, and maintain documentation while tracking approvals, deadlines, and outstanding actions.

Requirements

Requires at least five years of administrative, team support, or coordination experience, along with strong organizational and time-management skills and attention to detail. Candidates should be proactive, able to manage competing priorities and deadlines, and comfortable interacting with people at all levels; invoice, expense, accounts payable, or ERP experience is an asset.

Benefits

  • Bonus
  • RRSP
  • Vacation
  • Benefits
  • Additional Perks

Listed skills

  • Time management · Preferred
  • ERP systems · Preferred
  • Organization · Preferred
  • Administrative Support · Preferred
  • Attention to detail · Preferred
  • Multitasking · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

  • Administrative Support
  • Calendar Management
  • Meeting Coordination
  • Travel Coordination
  • Expense Reporting
  • Invoice Processing
  • Accounts Payable
  • Vendor Relations
  • Documentation Management
  • Deadline Tracking
  • Organization
  • Time Management
  • Attention to Detail
  • Multitasking
  • Proactive Follow-Up
  • ERP Systems

Job areas

  • Administrative

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