Manager, HR Business Partner

Date: May 6, 2026

Location: Toronto, ON – Hybrid

Requisition ID: 21026

Status: Regular and Temporary

Business Unit: Human Resources

Grade/Band: Band 5A

Shift Work: No

Annual Pay Range: For standard 35-hour work week
$135,120 - $168,800

The successful placement within the range will depend on qualifications, relevant work experience, and other applicable considerations.

Why join us?

The IESO is committed to ensuring Ontario’s electricity system meets the province’s needs today and into the future. We are charged with purpose, delivering reliable, affordable, and sustainable electricity for homes, businesses, and communities across the province. We are energized to grow, embracing opportunities to shape the future of a dynamic and evolving energy sector while advancing our careers. We are powered by teamwork, supported by diverse and passionate colleagues who foster respect, celebrate successes, and thrive on shared achievements. At the IESO, it’s not just what we do—it’s who we are! 

Who we are

Our central role includes managing the provincial power grid in real-time, overseeing and evolving Ontario’s electricity market, engaging with government, municipalities and Indigenous communities, and planning for Ontario’s future electricity needs. Our employees play a key role in driving grid innovation, protecting the system from threats, advancing the province’s energy conservation programs, and forecasting and procuring the electricity resources we’ll need in the decades to come. 

This role is a part of the Human Resources Business Unit leadership team and will collaborate as a trusted partner with senior leadership to influence decision-making and integrated planning by providing expertise on transformational initiatives, talent and performance management, workforce and human capital planning, organizational design, capacity and engagement, organizational health, safety and wellness, change management and strategic labour relations.

This posting is for 1 permanent and 1 temporary role (12 months, with possibility of extension).

This role is not union-represented. 

What makes this role exciting

The energy sector is rapidly evolving, offering exciting new opportunities for those who want to make a difference.

Are you a high achieving, experienced and motivated HR trailblazer? Do you have the credibility to be a trusted HR partner to senior leaders and the confidence to challenge the status quo? Do you thrive in a fast-paced environment and have the ability to handle multiple priorities at the same time? If so, consider this opportunity to be a key strategic player and partner with senior business leaders.

What you’ll do

In this role, you’ll make a meaningful impact by contributing to the IESO team and supporting the electricity needs of the province through:

• Building collaborative and strategic partnerships with a variety of senior leaders to align strategic human resources plans to client business objectives
• Applying business insights through planning, research, and analysis to ensure senior leaders align their organizational structure, HR strategies and programs with emerging business needs
• Leading and supporting transformation initiatives, including organizational design, culture, and change management within a complex unionized public sector environment
• Partnering with senior leaders to identify trends and opportunities to optimize talent in their divisions and develop supporting talent, performance and succession management strategies
• Contributing to innovative solutions on complex and multifaceted people-focused priorities in the areas of diversity, equity, inclusion, and employee engagement
• Working in partnership with the broader HR team and corporate business functions to address client issues
• Planning, developing, implementing, and executing HR programs and projects that meet client needs, ensuring processes and activities are aligned with business and enterprise priorities

In a typical day, you will:

Through an inclusive lens, use your expertise  to provide strategic HR advice to clients on:

• Talent development, succession planning and performance management
• Organizational design, staffing/workforce planning, compensation and labour relations
• Employment accommodation, attendance management and employment transition
• The application of human resource policies, programs and collective agreements

Leverage your creativity and strong oral and written communication skills to:

• Coach clients in strategies for successful HR outcomes
• Develop and deliver presentations and briefings to senior leadership
• Prepare project plans, implementation plans, briefing notes and analysis documents
• Design and facilitate sessions with clients and stakeholders

Showcase your collaboration and project management skills by:

• Contributing to innovative solutions on complex and multi-faceted issues
• Developing strategic products that move the bar on various business and corporate initiatives

Role Requirements

Our team consists of experts from diverse backgrounds, each bringing their unique perspectives and skills. 

To succeed in this role, you’ll need: 

Strategic Leadership Experience

• You have demonstrated experience in building high performing teams, developing team members and promoting a strong organizational culture of continuous improvement and excellence
• You are an inclusive leader who fosters and creates a culture of diversity, inclusion, anti-racism, and equity in the workplace
• You have leadership experience in a fast-paced environment with a demonstrated ability to set priorities, manage and motivate a diverse group of professionals to achieve high quality and timely results, especially during times of change
• You have a proven track record of strategic thinking and challenging the status quo, driving innovation while ensuring effective performance and risk management
• You bring a digital and data mindset to your work, and embed it within your teams

Strategic Human Resources Knowledge and Business Acumen

• You are known for blending your business acumen with the HR/LR landscape to develop tailored advice and solutions through creativity and flexibility to drive corporate outcomes
• You have knowledge of HR policies and laws, including collective agreements, and can apply them to complex situations
• You have demonstrated experience in applying current trends and practices in organizational design and development, change management, employee experience, human capital planning, performance management, team development, competency-based performance models and leadership succession

Relationship Management, Communication and Problem-Solving Skills

• You have a demonstrated ability to synthesize and convey complicated issues with a high-level of accuracy and recommend courses of action to decision-makers
• You have superior consultative and interpersonal skills to develop and maintain effective business relationships with senior leaders, gather organizational information and provide strategic advice, and work collaboratively across organizational boundaries
• You display strong political acuity to recognize and deal with sensitive situations and develop appropriate responses for clients
• You have excellent written and oral communication skills to develop and present proposals, recommendations, briefing materials, presentation decks and communications materials

Project Management Skills

• You have advanced project management and strategic planning skills to lead, oversee, and coordinate cultural transformation and change initiatives, and key projects, activities, and services
• You can effectively lead the full program cycle of projects from conceptualization to development, implementation and evaluation

How We Support You

From a comprehensive total rewards program to dynamic learning and development opportunities—including job rotations to broaden your expertise—we empower you to define and shape your own success. When you join the IESO, here’s what you can expect:

• Best-in-class benefits and long-term support in the form of a defined benefit pension plan. 
• Work in a dynamic and evolving sector that offers exciting opportunities and the chance to explore new career paths.
• Leadership that values meaningful discussions, welcomes feedback, and prioritizes career development. 
• A strong, inclusive culture and a collaborative team environment with a shared passion for impactful work.
• Compensation packages that are regularly reviewed to remain competitive and to best accommodate the diverse needs of our employees. 

Deadline

May 20, 2026 at 11:59 PM EDT. For future reference, please save a copy of the job posting as it will no longer be available once the posting closes.

Thank you for your interest in a career at the IESO. Only candidates selected for an interview will be contacted. Please note that the successful candidate must be legally eligible to work in Canada and will be subject to applicable background checks. 

IESO will not conduct interviews or offer positions via online, text, chat or social media platforms. We will not gather personal information directly from candidates or potential candidates. Selected candidates will work with our Talent Acquisition team to ensure their application is processed.

The IESO currently has a 3-day in-office work week for applicable roles and may be based at either our downtown Toronto or Mississauga office, subject to your preference. Over the course of 2026, the IESO will advance plans to acquire additional office space to accommodate more in-office time. While the timeline for moving to a full 5-day in-office model has not yet been established, we are committed to keeping employees and candidates informed as plans progress and give them as much advance notice as possible to prepare for any changes. 

We believe in opportunities for everyone. 

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’re proud to say we’ve been recognized as a supportive, inclusive employer. 

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