Top Administrative Assistant Jobs in Toronto

Provides bilingual English and French administrative, communications, and project support for the MT Academy team. Responsibilities include maintaining learning management and intranet content, coordinating workshops and program logistics, distributing communications, tracking attendance and RSVPs, supporting materials and evaluations, processing invoices, managing shared inboxes, and assisting with reports, translations, and special projects.

Coordinates warehouse orders, inventory checks, customer and carrier communications, pickup and delivery appointments, driver assignments, shipping documentation, and order releases. The role resolves scheduling and inventory issues, updates customer portals, manages on-site pickups, coordinates warehouse activities, and ensures shipments meet customer timelines. Requires warehouse administrative experience, strong communication, prioritization, teamwork, and time-management skills.

Provides comprehensive administrative and operational support to the Princess Margaret Commercialization team. Responsibilities include managing calendars and meetings, maintaining Wellspring and agreement records, coordinating Innovation Accelerator activities, monitoring shared communications, supporting reception and inquiries, processing expenses, assisting with projects, and improving administrative processes. The role requires strong organization, communication, customer service, confidentiality, attention to detail, and proficiency with Microsoft Office and workflow systems.

Supports technical teams by managing document control, formatting reports and presentations, coordinating submissions, and maintaining document standards. Remediates Word, PDF, and PowerPoint files for AODA and WCAG accessibility compliance, performs quality assurance, and maintains SharePoint and Microsoft 365 filing systems. Coordinates meetings, minutes, action items, and project-support tasks while resolving document-production issues across multi-office teams.

Provides administrative and clerical support to the Developmental Services Program and contributes to the broader administrative team. Responsibilities include meeting support and minute-taking, database work, data entry, statistical tracking, scheduling, organization, and handling high-volume administrative demands. The role requires advanced Microsoft 365 skills, strong communication, attention to detail, and reliable in-office attendance in Aurora, Ontario.

Provides administrative, reception, scheduling, referral, and clerical support to Urology physicians at a hospital cancer centre. Responsibilities include managing patient referrals, appointments, diagnostic tests, surgeries, waitlists, calendars, documentation, records, patient inquiries, and EPIC EMR updates. The role supports reporting, patient registration, consult follow-up, and cross-coverage across UHN sites while maintaining privacy, service, and quality standards.

Provides administrative and coordination support to the People and Culture team, including employee records, payroll, onboarding, performance review administration, expenses, shared inbox management, scheduling, reporting, recognition programs, and employee engagement initiatives. The role supports HR operations across Eastern offices, handles confidential information, responds to employee inquiries, coordinates events and projects, and assists with departmental programs while delivering timely and accurate internal service.

Provides front-desk and administrative support for CEP Forensic and LRI Engineering. Responsibilities include greeting visitors, routing calls, processing mail and evidence, preparing files and documents, maintaining records and supplies, coordinating facilities and workspaces, archiving files, supporting committees and marketing initiatives, and protecting confidential information. The role is onsite five days per week and requires strong organization, communication, customer service, and document-formatting skills.

Provides administrative, operational, and analytical support to financial planning, risk management, and contract administration teams. Responsibilities include scheduling, minute-taking, document management, budget and forecast support, invoice tracking, risk and compliance documentation, contract database maintenance, reporting, data validation, audit coordination, and cross-functional project coordination. The role supports committees, regulatory reporting, accreditation activities, and departmental workflows in a regulated long-term care environment.

Provides front-desk reception and administrative support in an office environment. Responsibilities include welcoming visitors, managing telephone inquiries, coordinating mail and courier deliveries, maintaining reception coverage, and supporting office operations. Requires strong customer service, communication, interpersonal, organizational, punctuality, and attention-to-detail skills. This is a 12-week, on-site contract in Downtown Toronto, five days per week, starting at 8:00 AM, with 30–37.5 hours weekly.

Provides administrative and document support to lawyers and practice groups in a Toronto law firm. Responsibilities include managing requests and workflows, processing expenses and invoices, maintaining client files, drafting and proofreading documents, preparing basic court documents, coordinating travel, updating databases, and supporting records management. The role requires strong organization, communication, Microsoft Office, proofreading, legal terminology, and time-management skills.

Provides administrative and document support to lawyers and practice groups, including workflow coordination, expense and invoice processing, records management, document preparation, proofreading, basic court documents, travel arrangements, database updates, and client file maintenance. The role requires strong organization, communication, proofreading, Microsoft Office, legal terminology, and the ability to manage competing priorities in a hybrid law firm environment.

Provides administrative support for the Infection Prevention and Control department, including office operations, supply ordering, records and database maintenance, communications, calendar coordination, meeting logistics, minutes, events, payroll support, and confidential information handling. The role requires strong organization, communication, document preparation, and coordination skills, with occasional guidance of junior clerical staff.

Supports intellectual property attorneys and patent agents with U.S. and foreign patent prosecution filings, docket management, deadline tracking, client correspondence, electronic submissions, file maintenance, billing, expense reporting, and attorney calendar coordination. The role requires strong knowledge of patent prosecution procedures, IP terminology, legal filing systems, office technology, and client service. It also delegates clerical tasks, coordinates file transfers, and ensures accurate, timely completion of work.

Provides administrative and proposal coordination support to engineering teams. Responsibilities include maintaining files, preparing reports and presentations, managing correspondence and calls, coordinating meetings and travel, supporting office operations, and coordinating proposals from timeline development through submission and post-proposal review. The role also involves proofreading, maintaining templates and project records, handling confidential information, and managing multiple priorities in a fast-paced environment.

Provides front-desk reception and general administrative support, including greeting visitors, managing calls, mail, supplies, meeting rooms, records, office equipment, and SharePoint files. Supports onboarding, internal communications, office events, and document preparation while maintaining confidentiality and organized shared spaces. Requires a college diploma or equivalent, at least two years of related experience, Microsoft Office and Teams proficiency, strong communication and organizational skills, and professional discretion.

Provides administrative, accounts receivable, accounts payable, payroll, and month-end support. Responsibilities include preparing client invoices, calculating fees, posting payments, making deposits, reconciling records, processing vendor payments, maintaining payroll data, and supporting financial reporting and audits. The role also involves spreadsheet and records management, email communication, and general office administration in a hybrid environment.

Provides senior administrative support to assigned business areas, including calendar and meeting coordination, travel logistics, expense reporting, purchase-to-pay processes, vendor setup, onboarding, confidential information management, and team event support. Serves as a K2, Ariba, and meeting room AV/IT super user while coordinating administrative coverage and process improvements. Requires strong organization, communication, attention to detail, and proficiency with Microsoft Office.

Provides administrative support to laboratory managers and analysts by receiving, logging, reviewing, processing, and distributing environmental samples. Maintains chain-of-custody records in LIMS, performs sample quality control, coordinates shipping and receiving, enters analytical data, prepares reports and invoices, and supports timely client reporting. Acts as a liaison between clients and laboratory staff while responding to questions and managing administrative tasks in a high-volume environment.

The Administrative Assistant III will manage schedules, travel arrangements, and logistics for executives, ensuring efficient administrative support in a fast-paced environment.

Provides high-level administrative and operational support to senior executives, including calendar management, meeting coordination, travel arrangements, correspondence, document preparation, and event planning. Coordinates executive priorities and strategic initiatives, tracks action items and timelines, maintains confidential records, and supports stakeholders and visitors. Requires exceptional organization, communication, discretion, problem-solving, and time-management skills in a fast-paced hybrid environment.

Provide administrative and document-control support across multiple construction projects: manage meeting logistics/minutes, maintain SharePoint and Procore records, support subcontract/purchase order tracking, assist billing and job-cost entries, prepare client reports, coordinate project closeout, and support site and project teams with ad hoc administrative tasks.

Provide comprehensive executive and personal administrative support to the Canadian President and Global CEO. Responsibilities include calendar and travel management, confidential communications, briefings, reports, presentations, meeting and event coordination, vendor and household logistics, action-item tracking, and special projects. The role requires discretion, proactive problem-solving, strong organization, and the ability to manage competing priorities while improving administrative efficiency and delivering high-touch executive support.

The Administrative Assistant will provide operational support to the Portfolio Leader and Director of Corporate Development, manage data and processes in Salesforce, create high-quality presentations, and assist with internal communication and administrative tasks.

Provide high-level administrative support including calendar and travel management, purchase-to-pay processing, expense reporting, onboarding coordination, meeting logistics (AV/IT), and confidential information handling. Serve as K2 and Ariba super user, support team events, and collaborate on continuous improvement and backup coverage.