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Coordinates and administers day-to-day operations of employee benefits programs, ensuring accurate and timely processing in accordance with contractual agreements and policy requirements. Acts as a key resource for benefits transactions, employee inquiries, and routine audits. Supports annual enrollment activities, data integrity, and project implementation tasks. Maintains benefit documentation and collaborates with internal and external partners for consistent, high-quality service delivery.

• Operational Administration – Administers benefit coverage changes for leaves, retirements, and life events, ensuring timely and accurate updates. Handles regular employee questions and Tier 1 inquiries, providing clear guidance. Coordinates routine premium collection and reconciliation for retirees and employees on leave. Prepares regular benefits‑related reports for review. Reviews and troubleshoots HRIS file issues to maintain data accuracy.
• Customer Service – Manages the benefits inbox, responds to coverage/claims inquiries, and prepares exception requests. Supports AskHR on benefits‑related matters.
• Annual Processes – Supports annual rate renewal, enrollment processes, including system testing and validation of enrollment tools. Assists with annual HSA eligibility and enrollment data preparation. Runs annual eligibility reviews for employees reaching benefits milestones. Prepares preliminary data for retiree budget forecasting.
• Audit & Data Integrity – Conducts routine audits to ensure accurate enrollment and rates in both internal and carrier systems. Identifies and coordinates correction of discrepancies, working closely with the Senior Lead, benefits provider, HRIS team, and impacted employees. Maintains benefit data and documentation.
• Financial Impact – Processes monthly invoices from carriers and performs headcount audits. Prepares and submits invoices for validation. Oversees timely processing of monthly invoices and reconciles monthly credit card information.
• Communication & Education – Prepares benefit communications including annual re‑enrollment, employee bulletins, and regular updates for active employees and retirees. Compiles benefits data and assists in drafting materials for negotiations. Maintains benefit documentation and educational materials.
• Project Work – Supports implementation tasks for benefits‑related projects (plan updates, system enhancements, legislative changes). Assists with system configuration and testing under guidance. Prepares data and coordinates updates with relevant teams.

• Post‑secondary education in Human Resources, Business Administration, or related field.
• 2‑3 years experience in benefits administration and HRIS systems.
• Strong organizational and communication skills.
• Attention to detail and ability to manage multiple priorities.

This job description is provided as a guideline only. It is not meant to be exhaustive. A jobholder may be required to perform other duties which are not necessarily listed but are in keeping with the general purpose of the role. Other tasks may be assigned based on organizational needs.

Hourly Rate/Salary: $43.19 to $57.59 (annual Salary $78,602 - $104,806)
Grade: E
Hours of Work: 35
Work Location: Civic Centre
Organization Unit: LEG/Benefits
Department/Division/Section: LEG/Legislative Services Dept, LEG/HR Division, Total Rewards
Non-Union/Union: Non Union

Applicants applying to this posting may be considered for the same position(s) should another vacancy occur within six months from the date of this posting, unless the requirement to repost is expressed differently in a Collective Agreement.

If you are selected for an interview you are expected to disclose all current positions held in the City, whether full time or part time.

The City of Mississauga is committed to creating a respectful and supportive workplace that fosters a culture of equity, diversity and inclusion which broadly reflects the communities and residents we serve. Throughout the employee life cycle, the City is working to include an EDI lens to attract, retain and support the growth of diverse talent.

Learn more about the City’s commitment to Equity, Diversity and Inclusion.

The City of Mississauga is an Equal Opportunity Employer and is committed to removing barriers in our selection process for people with visible and invisible disabilities. In accordance with the Accessibility for Ontarians with Disabilities Act, 2005 and the Ontario Human Rights Code, the City of Mississauga will provide accommodations throughout the recruitment, selection and/or assessment process to applicants with disabilities.

If selected to participate in the recruitment, selection and/or assessment process, please complete the following Accommodation Request Form and have it emailed to recruitment.accommodation@mississauga.ca citing the Job ID and Job Title. This will inform Human Resources of the nature of any accommodation(s) that you may require in respect of any materials or processes used to ensure your equal participation.