HR & Payroll Administrative Coordinator

Title: HR & Payroll Administrative Coordinator Company: SustainableHR PEO, LLC Location: Madison, WI (In-Office Position) Employment Type: Full-Time About Us SustainableHR PEO, LLC is a growing Midwest PEO and recruiting partner focused on simplifying HR for small and mid-sized businesses. We're known for excellent service, strong relationships, and helping clients navigate HR with confidence. As we grow, we're adding a critical role to support our HR and payroll operations. Position Summary The HR & Payroll Administrative Coordinator plays a key role in supporting HR documentation, onboarding, employee records, payroll backup, and overall administrative operations. This is an ideal role for someone who is organized, detail-oriented, and excited to work in a fast-paced PEO environment where no two days look the same. What You'll Do HR Administration Prepare and issue new hire letters, employee onboardings, and status change forms Maintain employee files, digital records, and compliance documentation Assist with I-9 verification, E-Verify submissions, and internal audits Manage HR inbox inquiries and coordinate responses Support benefits enrollment tasks when needed Payroll Support Assist with collecting, verifying, and entering payroll data Manage updates to hours, deductions, garnishments, and employee changes Help troubleshoot employee payroll questions Support weekly/biweekly payroll processing as needed General Coordination Update HRIS and payroll systems accurately Prepare reports, spreadsheets, and documentation for leadership Assist with special projects, year-end tasks, and client needs Maintain confidentiality and professionalism at all times Office Support Specialist Facilities Maintenance: Ensure a clean and organized office environment by managing light upkeep tasks such as waste disposal and maintaining common areas. Hospitality Coordination: Arrange and oversee meal orders for team meetings and office events, ensuring timely delivery and quality service. Front Desk Operations: Serve as the first point of contact by answering incoming calls, directing inquiries, and providing courteous assistance to visitors and staff. Workplace Aesthetics: Maintain a welcoming atmosphere by caring for office plants and monitoring overall workspace presentation. What We're Looking For 1–3+ years of HR admin, payroll support, or office coordination experience Strong attention to detail and ability to maintain accuracy with high volumes of paperwork Experience with HRIS or payroll systems Excellent communication skills, both written and verbal Ability to manage multiple priorities and deadlines A proactive, solutions-oriented mindset Preferred, Not Required Experience in a PEO environment Knowledge of payroll compliance or multi-state HR practices Familiarity with onboarding workflows Salary Range $52,000–$65,000 depending on experience, with room to grow as responsibilities expand. Why Work With Us Growing PEO with a strong Midwest presence Mission-driven culture and supportive leadership Clear career pathway toward HR Generalist or Payroll & Benefit Specialist roles Opportunity to learn the full lifecycle of HR and payroll