We are looking for an Administrative Assistant to support a Contract assignment with a construction-focused organization in Toronto, Ontario. In this role, you will help maintain accurate workforce records for a large employee population by reviewing information, updating files, and ensuring data is consistent across administrative systems. This opportunity is well suited to someone who is organized, comfortable working with spreadsheets, and able to communicate clearly while managing a high volume of information. Responsibilities: • Review and update employee records for a large internal workforce, ensuring information is complete, current, and accurately entered. • Maintain data related to employee names, work locations, job titles, and role-based access details within tracking systems and spreadsheets. • Identify duplicate entries, resolve inconsistencies, and help preserve the integrity of administrative records. • Use Microsoft Excel and related office tools to organize, verify, and manage high-volume data efficiently. • Respond to inbound inquiries and provide attentive support through email and other communication channels. • Coordinate with internal teams to confirm record details and clarify missing or conflicting information. • Monitor administrative documentation to ensure updates are processed in a timely and accurate manner.

• At least 2 years of experience in an office administration or administrative support role. • Intermediate proficiency with Microsoft Excel, including the ability to work confidently with spreadsheets and large sets of data. • Strong data entry skills with a high level of accuracy and attention to detail. • Clear verbal and written communication skills for handling correspondence and internal inquiries professionally. • Experience using Microsoft Outlook and managing email communication in a business environment. • Ability to answer inbound calls and deliver courteous, dependable customer service. • Strong organizational skills and the ability to manage multiple tasks in a fast-paced setting.

Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles. Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. <a href="https://www.roberthalf.com/ca/en/mobile-app" target="_blank">Download the Robert Half app</a> and get 1-tap apply, notifications of AI-matched jobs, and much more. This job posting is for a current vacancy with our client. Our specialized recruiting professionals apply their expertise and utilize our proprietary AI to find you great job matches faster. Questions? Call your local office at 1.888.490.4154. All applicants applying for Canadian job openings must be authorized to work in Canada. Only job postings for jobs located in Quebec appear in French. © 2025 Robert Half. By clicking “Apply,” you’re agreeing to Robert Half’s <a href="https://www.roberthalf.com/ca/en/terms">Terms of Use</a> and <a href="https://www.roberthalf.com/ca/en/privacy">Privacy Notice</a>.

East York, ON
onsite
Contract / Temporary
19 - 22 CAD / Hourly
We are looking for an Administrative Assistant to support a Contract assignment with a construction-focused organization in Toronto, Ontario. In this role, you will help maintain accurate workforce records for a large employee population by reviewing information, updating files, and ensuring data is consistent across administrative systems. This opportunity is well suited to someone who is organized, comfortable working with spreadsheets, and able to communicate clearly while managing a high volume of information. Responsibilities: • Review and update employee records for a large internal workforce, ensuring information is complete, current, and accurately entered. • Maintain data related to employee names, work locations, job titles, and role-based access details within tracking systems and spreadsheets. • Identify duplicate entries, resolve inconsistencies, and help preserve the integrity of administrative records. • Use Microsoft Excel and related office tools to organize, verify, and manage high-volume data efficiently. • Respond to inbound inquiries and provide attentive support through email and other communication channels. • Coordinate with internal teams to confirm record details and clarify missing or conflicting information. • Monitor administrative documentation to ensure updates are processed in a timely and accurate manner.
2026-06-18T00:00:00Z