Senior HR Leader – Mission-Driven, Hybrid (Seattle)

Plymouth Housing Group; Seattle (WA); Hybrid; USD 118,000 - 133,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

PTO

403(b) options

Employee Assistance Program

ORCA transit pass

Job summary

Plymouth Housing seeks a Senior HR Manager to lead day-to-day HR operations for a workforce of over 500 employees in a unionized environment. You will translate HR strategy into effective practices across labor and employee relations, compensation, benefits, HR systems, compliance, and performance management.

Reporting to the Director of HR, you will supervise four HR professionals and partner with leaders across the organization to resolve complex issues, strengthen manager effectiveness, and

Qualifications

• At least eight years of progressively responsible HR experience, including at least four years in supervisory or leadership roles.
• Experience supporting a unionized workforce.
• Demonstrated success leading HR operations across multiple functions and managing teams through organizational growth, compliance initiatives, or system implementations.
• Proficiency with ADP Workforce Now.

Responsibilities

• Lead and develop the HR team; set expectations, coach staff, establish service standards, and coordinate work across specialized HR functions.
• Oversee daily HR operations; onboarding, performance management, and offboarding with equitable policy application across union and non‑union staff.
• Support labor and employee relations; administer collective bargaining agreements, grievances, and labor-management committees.
• Strengthen compliance and accountability; oversee reporting, audits, leave and accommodation practices, and regulatory compliance.
• Direct total rewards administration; oversee benefits, open enrollment, compensation structures, market equity reviews, and wage adjustments.
• Improve HR systems and service delivery; optimize ADP Workforce Now, data integrity, reporting, and streamlined workflows.
• Build manager capability and organizational effectiveness; lead performance management and training on employee relations, discipline, and trauma-informed practices.
• Use data to guide decisions; translate workforce trends into practical recommendations for retention and engagement.
• Manage resources and support change; oversee HR budget, vendor contracts, and policy implementation.

Skills

Labor relations

Employee relations

Compensation

Benefits

HR systems

Performance management

Compliance

Data analysis

Leadership

Training

Education

Bachelor’s degree in HR

Tools

ADP Workforce Now

Job description

Plymouth Housing seeks a Senior HR Manager to lead day-to-day HR operations for a workforce of over 500 employees in a unionized environment. You will translate HR strategy into effective practices across labor and employee relations, compensation, benefits, HR systems, compliance, and performance management.

Reporting to the Director of HR, you will supervise four HR professionals and partner with leaders across the organization to resolve complex issues, strengthen manager effectiveness, and