Human Resources Outsourcing Supervisor

About the role

RSM is looking for a Human Resources Outsourcing (HRO) Supervisor in Toronto. You will lead a team of HR Consultants and oversee HR service delivery for multiple clients across diverse industries, supporting small and mid-sized businesses in the US. The role combines hands-on US HR expertise, people management, process improvement and strategic advisory, and also contributes to business development, HRIS implementations and HR assessments.

Key responsibilities

• Oversee a team of HR Consultants and ensure effective execution of HR operations, compliance and advisory services for multiple clients.
• Provide strategic HR guidance on employee relations, performance management, legal compliance and HR best practices.
• Develop and standardize repeatable, scalable HR processes that improve efficiency and consistency.
• Manage HR service delivery across multiple clients or business units.
• Lead client-side HRIS selection, implementation and optimization (e.g., Rippling, UKG, ADP, Paychex, Paylocity).
• Assist with HR due diligence, risk assessment and post-merger integration for M&A.
• Conduct HR compliance assessments, identify risks and develop corrective action plans.
• Support proposals, client presentations and service expansion as an HR subject matter expert.
• Mentor and coach HR Consultants, and lead teams and clients through organizational change and workforce transitions.

Required profile

• Bachelor's degree in Human Resources, Business Administration or a related field.
• 5-10+ years of HR experience supporting US-based organizations.
• Experience managing HR professionals (mentoring, coaching, performance management).
• Multi-client or multi-business unit experience (consulting, outsourcing or large corporate HR roles).
• Expertise in US HR strategy, compliance, policy development and process improvement.
• Experience advising on complex US HR matters (employee relations, performance management, legal compliance, investigations).
• Proven ability to build, optimize and scale HR processes.
• Strong project management skills and experience with HRIS selection and implementation.
• Excellent communication and relationship-building skills; travel up to 25% may be required.

Preferred qualifications

• SHRM and/or HRCI certification.
• Experience in HR outsourcing or HR consulting firms serving US clients.
• Benefits certifications or insurance licenses.
• Familiarity with HR compliance assessments, M&A and HR process automation.
• Business development support experience and/or willingness to learn.

What we offer

• Compensation range of $88,000 - $162,000, with eligibility for a discretionary bonus based on firm and individual performance.
• A competitive benefits and compensation package.
• Most roles follow a hybrid workstyle, with some virtual or primarily on-site options depending on role requirements.