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Pay Services Associate

Date: Feb 21, 2023

Location: CA

Company: Independent Electricity System Operator


Requisition ID: 18642
Location: Mississauga, ON - Hybrid
Status: Regular
Business Unit: Corporate Services


Why join us?


You’ve got great skills. And you want to use them in an organization where you know what you do every day matters. We get that.

We also know that ensuring Ontarians have access to affordable and reliable power doesn’t happen by accident. So we give you the tools, flexibility and support you need to achieve your goals, and development opportunities to help you grow. You’ll thrive in a collaborative, team-based environment that values your unique skills and experiences – and recognizes that when you do better, we become even better too. 


Who we are

The Independent Electricity System Operator (IESO) works at the centre of the province’s power system, ensuring Ontarians have access to reliable and cost-effective electricity when and where they need it. We operate the province’s electricity grid 24/7, design, run and oversee the wholesale electricity markets, and plan and prepare to meet Ontario’s electricity needs – now and into the future.  


The opportunity

Reporting to the Manager, Payroll, this position works as a member of the Pay Services team and provides: Payroll administration and compliance with payroll legislation and organizational payroll policies


What you’ll do 

  • Ensure payroll transactions are completed in specific timelines and in accordance with Employment Standards Act, National Payroll Institute, Canada Revenue Agency and Service Canada
  • Provide guidance and assistance on the interpretation on two collective agreements for represented staff, entitlements relating to non-represented members, policies and procedures and past practices, time and attendance reporting and ad-hoc benefit matters as it relates to pay services
  • Analyze payroll and employee related data and identify discrepancies and trace to originating sources for correction. Respond to queries on payroll compliance matters and initiate improvements to pay processes where required. Participate in internal & external audits as required
  • Develop in-depth knowledge of four integrated systems used for pay/time reporting/benefits/pension and ensure pay system tools are updated to incorporate any legislative changes
  • Payroll Administration – Prioritize, perform and coordinate ongoing full-cycle payroll activities. Initiate process improvements, review and provide input to process documents and presentations as required. Initiate and coordinate bulk pay processes with other business groups
  • Participate in system upgrades, project management process, change management, time management, disaster recovery planning, payroll contingency management, system implementation and testing and on-going verification, review and analysis of documents. Provide business requirements and perform testing for payroll and time and attendance systems for system upgrades.
  • Proficiency using Microsoft Office applications, human resources information system (SuccessFactors), payroll system (Ceridian Dayforce), time and attendance system (Kronos), pension provider online reporting system (LifeWorks), financial analysis software (Tableau).
  • Ability to provide strong, effective and concise verbal and written communication to all staff levels and with third parties in a professional manner. Excellent communication and interpersonal skills. Ability to write and review process documents, training materials/procedures, corporate notifications and present material as required.


What you need to succeed



  • A minimum college diploma in payroll administration and compliance. Payroll Compliance Practitioner (PCP) designation with the National Payroll Institute is preferred.



  • Requires full-cycle payroll experience and a strong knowledge of government payroll legislation and compliance. 
  • Requires experience in the collection, interpretation, verification, analyzing, troubleshooting, reporting and processing of payroll information.
  • Requires experience with payroll system, human resources information system and time keeping system and ability to understand the integration and cross functionality of applications, databases, spreadsheets, reports and templates.
  • Thorough understanding of the internal pay processes, guidelines, policies and procedures, collective agreement provisions, pay schedules, allowances, deductions. Ability to quickly analyze, interpret and troubleshoot data and reports and provide upfront immediate assessment and solutions/recommendations.
  • Requires experience in dealing with internal and external parties at all levels in a multitude of pay-related matters. 
  • Requires experience in full-cycle year-end processing (T4s, T4As, T2200s).
  • Attention to detail around payroll calculations and basic accounting knowledge is required. 
  • The minimum level of experience for the incumbent to perform at a satisfactory level of proficiency is 4-6 years’ progressive payroll experience, experience in a unionized environment is an asset



  • Expertise with Humility
  • Commitment & Accountability
  • Genuine Caring
  • Purposeful Engagement
  • Openness to Change
  • Collaboration & Teamwork


Core Competencies

  • Functional/Technical Skills
  • Analytical/ Problem Solving
  • Detail Oriented, requires processing large volumes of data
  • Customer Focus
  • Approachability
  • Action Oriented
  • Learning on the Fly
  • Self-Development


What’s in it for you

  • A comprehensive total rewards program, including best-in-class benefits and a flexible workplace 
  • A challenging, fast-paced and collaborative team environment, where your perspectives and experiences matter 
  • Leaders who support your growth and success through regular feedback and coaching
  • The opportunity to work with some of the brightest minds in the industry

For future reference, please ensure to save a copy of the job description as it will no longer be available once the posting closes.

At the IESO, we know that achieving great results depends on embracing diversity by attracting, developing and retaining people from a wide variety of backgrounds. We do this by ensuring our recruitment and advancement policies are fair and equitable, and by creating an accessible and inclusive environment – one that values every team member’s unique skills and experiences and ensures they have the support they need to achieve their potential. If you require accommodation during the recruitment process, please let us know. 


We thank you for your interest in a career at the IESO, but we will only contact those candidates selected for an interview. 

Note: The successful candidate must be eligible to work in Canada and will be subject to a background check.


The IESO offers a Hybrid Work Model Program. The Model allows for remote working up to three days per week, based on business needs. When working in the office, you will be located at our Mississauga location.


Join our talent community

Sign up for talent community; stay in touch, find out about new opportunities – and discover how you can make a difference. Discover how we use our expertise and commitment to deliver reliable and affordable electricity to Ontario’s businesses and communities, and how we’re innovating to secure a stronger energy future for all Ontarians. Visit 
Careers at IESO and be sure to follow us on LinkedIn.


Find out why we were selected as Greater Toronto’s Top 2023 Employers, and what we offer.

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