Benefits & Payroll Coordinator

Company SummaryAt Johnstone Supply | The Balsan Group, we’re more than just an HVAC supply house — we’re a trusted partner to contractors and professionals across the region. Our success is built on our people: a dedicated, hardworking team that values integrity, innovation, and collaboration.We take pride in fostering a positive and supportive workplace where employees can grow, share ideas, and feel appreciated. When you join Johnstone Supply, you’re joining a company that values teamwork, trust, and continuous improvement.Position SummaryWe’re seeking a Benefits & Payroll Coordinator to join our Human Resources team in Downingtown, PA!In this role, you’ll serve as the primary contact for all employee benefits and payroll matters. You’ll administer our benefit programs — including health insurance, retirement plans, and wellness initiatives — while ensuring accurate and timely payroll processing for all employees.This position is ideal for someone who thrives on details, enjoys problem-solving, and takes pride in supporting employees throughout their work experience. If you’re organized, people-oriented, and passionate about accuracy, this could be the perfect opportunity for you!Key ResponsibilitiesBenefits Administration

• Administer and coordinate employee benefits programs, including health, dental, vision, life, disability, and retirement plans.
• Serve as the main contact for benefit platforms and providers, including Employee Navigator, Guardian Disability, Harrison Group HSA, and Principal 401(k).
• Assist employees with enrollment, eligibility, and ongoing benefit inquiries.
• Maintain accurate benefit records in HR systems and ensure compliance with all federal, state, and local regulations (ACA, COBRA, FMLA, HIPAA).
• Communicate benefit updates clearly through meetings, emails, or presentations.
• Support HR leadership with benefit renewals, vendor management, and audits.
• Analyze benefit utilization and costs to identify trends and areas for improvement.
• Contribute to employee wellness and engagement initiatives.

• Process biweekly payroll accurately and on schedule for all company locations.
• Verify timecards, deductions, and adjustments to ensure compliance and precision.
• Maintain payroll records and support year-end processes, including W-2s and tax reporting.
• Collaborate with Accounting and HR to resolve payroll discrepancies or employee questions.
• Stay current on all federal, state, and local wage and hour laws.
• Generate reports and provide data analysis for leadership as needed.
• Utilize ADP for payroll processing; strong ADP knowledge is a major plus.
• Use Microsoft Excel for payroll tracking and reporting — experience creating and maintaining spreadsheets is highly valued.

• Bachelor’s degree in Human Resources, Accounting, Business Administration, or a related field (preferred).
• Minimum 1 year of experience in benefits administration, payroll, or human resources.

• Solid understanding of benefits and payroll laws, processes, and best practices.
• High attention to detail, organization, and confidentiality.
• Strong communication and interpersonal skills with an employee-first mindset.
• Proficiency with HRIS and payroll systems and Microsoft Office Suite.
• Strong analytical and problem-solving abilities.
• Positive, service-oriented attitude with a commitment to accuracy and timeliness.

• Experience processing multi-state payroll.
• Familiarity with benefits and payroll reporting and data analysis.
• Experience working with benefit vendors and carriers.
• Demonstrated ability to manage multiple priorities and deadlines in a fast-paced environment.

• Competitive salary and performance-based bonus opportunities
• Comprehensive health coverage (medical, dental, and vision)
• Retirement savings plan with company contribution
• Paid time off and holidays
• Employee discounts and perks
• Professional development and training opportunities

• A collaborative, people-first culture where your contributions are valued and recognized

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