Benefits and Pension Administrator (Contract)

TMX Group•Toronto, ON

1d•Hybrid

About The Position

The Benefits & Pension Administrator (1 year contract) is a critical member of the Total Rewards team, responsible for supporting the day-to-day administration, compliance, and communication of primarily U.S. and Canadian employee benefits and retirement programs. You will ensure a premium employee experience by facilitating end- to- end operations with a service-oriented mindset.

Requirements

Bachelor’s degree in Human Resources, Business Administration, or a related field
1–2 years of progressive HR/ U.S. and Canadian benefits and pension administration experience, with a primary focus on U.S. regulations
Demonstrated experience supporting a diverse workforce across multiple U.S. jurisdictions and various Canadian provinces
Experience with HRIS platforms (e.g., Workday, ADP, Gusto, or similar) and specialized benefits administration modules
Intermediate proficiency in Excel or Google Sheets for data auditing and benefit accuracy.
Strong attention to detail, organization, and problem-solving skills.
Ability to manage multiple priorities in a high-volume, fast-paced environment
Exceptional written and verbal skills; ability to translate complex regulatory concepts into clear, "people-first" language

Responsibilities

Facilitate the terminations, and Qualifying Life Event (QE) adjustments for medical, dental, vision, HSA/FSA, life, and disability plans, including COBRA administration
Serve as the primary liaison with the vendors/ Shared Service to troubleshoot and resolve technical or employee coverage issues
Manage benefit billing cycles, including carrier payments and monthly reconciliations. Ensure brokers and vendors receive all required documentation for new hires and terminations
Assist in the planning and execution of annual Open Enrollments, including system User Acceptance Testing (UAT), drafting communications, and supporting employee education sessions
Execute the day-to-day administration of U.S. 401(k) plans, including new hire setup, contribution changes, and termination processing within vendor systems
Synchronize payroll feeds with plan administrators; monitor contribution processing, loan repayments, and demographic data transmissions for accuracy
Support annual U.S. non-discrimination testing; compile census data, Canadian regulatory filings and provide administrative support for year-end plan audits, for both the U.S. and Canada
Provide administrative support for the preparation and filing of all mandatory reports and regulatory filings
Support semi-annual Workday release testing and troubleshooting for absence platforms to ensure data accuracy
Serve as the first point of contact for employee inquiries regarding benefits, pensions and vacation via ServiceNow. Adhere to internal SLAs and re-direct complex escalations as needed.
Assist with new-hire benefit orientations for employees. Maintain and update onboarding documentation on internal platforms (MyTMX and Workday)
Support leave processes by submitting and completing STD/LTD employer forms as directed