Administrative Assistant (Payroll)

Job summary

Generate recurring reports, validate data, investigate discrepancies, and maintain employee records, spreadsheets, and confidential documentation. Support payroll operations through Excel-based reconciliations, benefits and leave tracking, payment documentation, financial reporting, and collaboration with payroll advisors.

Job details

Location: Toronto, ON (Hybrid, 2 days on-site per week) Language: Strong written and verbal English communication skills Duration: 4 month contract (possibility of extension) Background Check Requirement: Criminal record, credit, and identity verification About the Opportunity Our client is seeking a detail-oriented Administrative Assistant to provide essential reporting, data management, and administrative support to a busy payroll team. This is an excellent opportunity for someone who enjoys working with numbers, organizing information, and ensuring accuracy in a fast-paced, deadline-driven environment. Working closely with experienced payroll professionals, you'll help keep daily operations running smoothly during a team transition. Previous payroll experience is not required. What matters most is your confidence with Excel, attention to detail, and ability to work independently. What's In It for You A hybrid schedule offering flexibility and in-office collaboration. Exposure to payroll operations, reporting, and financial processes. An opportunity to strengthen your Excel and analytical skills alongside experienced professionals. A focused, collaborative team that values accuracy, reliability, and initiative. Your Responsibilities You'll generate recurring reports, validate data, and investigate discrepancies to ensure accuracy. You'll maintain employee records, update spreadsheets, and organize confidential documentation. You'll use Excel, including pivot tables and lookup functions, to support reconciliations and reporting. You'll assist with employee benefits, leave documentation, and administrative tracking. You'll prepare payment documentation and support financial reporting processes. You'll collaborate with payroll advisors to meet deadlines and support daily operations. Skills and Qualifications 1–3 years of administrative, accounting, HR, operational, or data management experience. Intermediate to Advanced Excel skills, including pivot tables, VLOOKUP/XLOOKUP, and data validation. Experience working with HRIS, ERP, or other data management systems. Strong organizational skills, accuracy, and attention to detail. Ability to manage competing priorities while maintaining confidentiality. Diploma or certificate in Business Administration, Accounting, HR, or a related field. Why Partner with Altis If you’ve never worked with a staffing agency before, we make it easy. We work with top employers across Canada who have great jobs to fill, each vetted and verified by our team. When you apply for a job with Altis, we get to know you as a candidate and learn what your strengths are. Then, if you’re a solid match, we handle all the logistics, advocating for you as a candidate for the role, providing access to coaching and connecting you directly with the hiring manager. And rest assured, all our services are free of cost for candidates. We appreciate the time and effort all applicants invest in their submissions. Please note that only candidates shortlisted for this role will be contacted directly. However, your profile will remain under consideration for future opportunities that align with your experience and career goals. All qualified applicants will receive fair consideration for employment. We welcome individuals of all backgrounds, experiences, and identities including those who identify as women, members of racialized groups, Indigenous Peoples, persons with disabilities, and 2SLGBTQIA+ communities. If you require an accommodation, please review our accessibility policy and reach out to our accessibility officer with any questions. Our human recruiters review all applications and always make the final hiring decision. On occasion, we also use AI-assisted tools to help review applications.

What you’ll do

Generate recurring reports, validate data, investigate discrepancies, and maintain employee records, spreadsheets, and confidential documentation. Support payroll operations through Excel-based reconciliations, benefits and leave tracking, payment documentation, financial reporting, and collaboration with payroll advisors.

Requirements

Requires 1–3 years of administrative, accounting, HR, operational, or data management experience, along with intermediate to advanced Excel skills and experience using HRIS, ERP, or other data management systems. A diploma or certificate in Business Administration, Accounting, HR, or a related field is specified; strong organization, accuracy, confidentiality, and the ability to manage competing priorities are also required.

Benefits

• Hybrid Schedule
• Exposure To Payroll Operations, Reporting, And Financial Processes
• Excel And Analytical Skills Development
• Coaching And Hiring Manager Access

Listed skills

• Organization · Preferred
• Attention to detail · Preferred
• Data Validation · Preferred
• Microsoft Excel · Preferred
• Reporting · Preferred
• Prioritization · Preferred
• data management · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

• Excel
• Pivot Tables
• VLOOKUP/XLOOKUP
• Data Validation
• Data Management
• Reporting
• Data Reconciliation
• Attention To Detail
• Organization
• Confidentiality
• Prioritization
• Recordkeeping
• Discrepancy Investigation
• Written And Verbal Communication

Job areas

• Administrative
• Finance & Accounting
• Human Resources
• Data & Analytics

More jobs from Altis