QM

Quantum Management Services Ltd.

Verified Job SourceRecruitment agency

Explore what's possible.

Montreal, Quebec

Staffing and Recruiting
201–500 people

About

Where instinct meets experience. At Quantum, our mission is to help clients and candidates strive for better. Better opportunities, better market insights and a better fit for the long run. As experts in specialized recruitment, we work with leading companies across Canada and the U.S. placing over 1,700 professionals in permanent roles annually and employing 2,500 temporary employees and contractors every single week. By forging deeply human connections and combining tenacity with collaboration, our people drive for success in each individual role. From support to executive level, we’re at your side for every step. Tap into our expansive reach and explore what’s possible. CNESST Permit No.: AP-2000158 & AR-2000157

Open positions

Accounting Clerk

On-site · Toronto

Maintain accurate accounting records and process and reconcile accounts payable, accounts receivable, bank, general ledger, balance sheet, accrued liabilities, and inventory accounts. Support financial statement preparation and HST filings, investigate discrepancies, maintain documentation, and help improve accounting processes during a system transition.

Administrative Assistant

Hybrid · Toronto

Provide administrative support to senior leadership, including managing calendars, correspondence, travel, meetings, reports, and confidential records. Support financial, HR, procurement, facilities, asset, and IT coordination while responding to inquiries and tracking requests and deadlines.

Administrative Assistant (Fundraising)

Hybrid · Toronto

Provide administrative support for fundraising programs, maintain accurate donor records, and assist with donation processing, deposits, reconciliation, and charitable receipting. Support donor communications and event records, contact monthly donors when payment details need updating, and maintain files, mailing lists, and promotional-material inventory.

Administrative Coordinator

On-site · Toronto

Provide day-to-day administrative support, coordinate calendars and meetings, prepare and edit documents, and maintain electronic and physical records. Manage calls and correspondence, track deadlines, assist with billing, and coordinate office supplies and operational needs.

Adjoint(e) de direction du président - soutien à la haute direction / Executive Assistant

Hybrid · Montréal

Support the President and executive team by managing a complex calendar, coordinating international travel, strategic meetings, events, and committee materials, and tracking cross-functional action items. Manage purchase orders, supplier contracts, operating budgets, and expense reports, while serving as a key contact for partners and anticipating executive needs.

Administrative Coordinator / Coordonnateur administratif

On-site · Montréal

Monitor fleet safety and compliance, review driver and vehicle inspection reports, maintain accurate records, and follow up on compliance issues. Coordinate vehicle maintenance and repairs, support driver onboarding and Geotab training, and provide administrative support to the Fleet Department.

Administrative Assistant, HR & Office Support

Hybrid · Toronto

Provide day-to-day office management and administrative support, including data processing and document preparation. Assist HR with organizational charts, workforce planning, employee welcome activities, communications, and office events such as the annual Christmas party.

Office Manager

On-site · Vaughan

Coordinate daily office administration and support the management team, including payroll administration, recordkeeping, payment processing, invoicing, and preparation of administrative documents. Serve as a key contact for residents, families, visitors, and staff; coordinate move-ins and office operations, provide concierge coverage as needed, and assist with other operational projects.

Medical Receptionist

On-site · Vaughan

Welcome patients and visitors, manage multi-line phones, schedule appointments, maintain databases, and prepare invoices, receipts, and patient materials. Accurately handle confidential patient information, prepare records for insurance requests and transfers, coordinate referrals, and work closely with clinical and administrative staff.

Payroll Clerk

Hybrid · Toronto

Process accurate semi-monthly payroll for more than 200 employees, maintain payroll records, handle statutory deductions and remittances, and support payroll reporting and year-end activities. Administer employee benefits and pension programs, respond to employee inquiries, and coordinate with Finance and Human Resources to maintain compliance and data integrity.

Accounting Clerk

On-site · Toronto

Maintain accurate accounting records and process and reconcile accounts payable, accounts receivable, bank, general ledger, balance sheet, accrued liability, and inventory accounts. Support financial statement preparation and HST filings, investigate discrepancies, maintain documentation, and help improve accounting processes during a transition to a new system.

Commis au traitement des données / Data Processing Clerk

Hybrid · Montréal

Process and validate supplier invoices, credit notes, billing transactions, and customer credit claims; maintain accurate records and data in billing and accounting systems. Review EDI reports, prepare compliance reports, resolve billing discrepancies with Accounts Payable, and provide administrative support to the billing team.

Office Manager

On-site · Vaughan

Coordinate daily office operations and support the management team, including payroll administration, recordkeeping, payment processing, invoicing, and preparation of administrative documents. Support resident move-ins, serve as a point of contact for residents and visitors, coordinate office processes and supplies, and provide concierge coverage and other operational support as needed.

Administrative Coordinator / Coordonnateur administratif

On-site · Montréal

Monitor fleet safety and compliance, review inspection reports and violations, maintain accurate records, and follow up on issues until they are resolved. Coordinate vehicle maintenance and repairs, support driver onboarding and Geotab training, and provide administrative support to the Fleet Department.

Accounting Clerk

On-site · Toronto

Maintain accurate accounting records and process accounts payable and receivable, bank, general ledger, balance sheet, accrued liabilities, and inventory reconciliations. Support financial statement preparation and HST filings, resolve discrepancies, organize documentation, and help improve accounting processes during a system transition.

Commis de bureau / Office Clerk

On-site · Montréal

Manage documents, filing, records, data entry, forms, correspondence, and administrative paperwork accurately. Assist with pension communications and mailings, maintain confidential records, and support daily office operations.

Commis au traitement des données / Data Processing Clerk

Hybrid · Montréal

Process and validate supplier invoices, credit notes, billing transactions, and customer credit claims; maintain accurate records and data in billing and accounting systems. Review EDI reports, resolve billing discrepancies with Accounts Payable, generate compliance reports, and provide administrative support to the billing team.

Comptable et assistant(e) de direction du PDG / Bookkeeper & Executive Assistant to the CEO

On-site · Montréal

Manage full-cycle bookkeeping for several low-activity companies, maintain accurate records, reconcile accounts, prepare reports, and coordinate with external accountants. Provide confidential personal and professional support to the CEO while overseeing rental property administration, including leases, rent, expenses, repairs, and compliance documents.