Senior Human Resources Manager

About the role

You’ll play a vital role in supporting clients across a wide range of human resources functions while partnering closely with internal generalists and HR leadership to ensure seamless service delivery. You’ll manage internal workflows, provide hands-on support for client needs, and serve as a trusted HR resource in sectors like education, social services, and other mission-focused environments.

Responsibilities

• Effectively support the management of all HR functions across client accounts
• Mentor and support HR Generalists; provide coaching and feedback
• Provide advanced support to resolve complex or sensitive HR issues
• Collaborate with AVP and HR Directors on recruitment, retention, and succession planning
• Ensure compliance with evolving state, federal, and local employment laws
• Build and maintain strong client relationships through responsive service, proactive communication, and consistent execution
• Support client onboarding and service management for new and existing accounts
• Develop and manage client communications, including newsletters and HR updates
• Conduct investigations, manage disciplinary processes, and navigate union interactions
• Interpret employment law and CBAs while advising on best practices
• Demonstrate strong technical HR expertise across employee relations, performance management, compliance, compensation, leave administration, talent acquisition, and organizational development
• Provide practical, risk-averse recommendations while balancing compliance with business objectives
• Maintain current knowledge of employment laws, HR trends, and best practices
• Successfully manage multiple client priorities while consistently meeting deadlines and service expectations
• Demonstrate exceptional organizational skills, responsiveness, and attention to detail
• Lead complex HR projects from planning through implementation with measurable results
• Utilize data and key performance metrics to improve service delivery and operational effectiveness
• Manage client email queues and daily administrative workflow for client sites
• Manage client systems and reporting
• Lead proactive internal audit of client files to ensure best practices are being followed
• Demonstrate strong technology aptitude with the ability to quickly learn, leverage, and optimize HR systems, AI-enabled tools, and emerging technologies to enhance operational efficiency, data-driven decision-making, and client service delivery
• Refine and document SOPs and workflows for the client services team and clients
• Demonstrate a commitment to lifelong learning and embrace AI-driven tools and innovation
• Champion client retention through proactive relationship management, strategic partnership, and consistent delivery of high-quality HR services
• Partner with Talent Acquisition to fill key client roles
• Function as a generalist when business needs require
• Ensure accurate HRIS updates and policy compliance

Requirements

• Demonstrates highly responsive, organized, and deadline-driven work style, with the ability to effectively manage multiple priorities while delivering high-quality work on time in a fast-paced environment