Sr. Payroll Specialist

At Antylia Scientific, we believe the future of science is shaped by the collective power of expertise.

As the home of trusted scientific brands—including Cole-Parmer, Environmental Express and Zepto Metrix,we bring together specialized knowledge, innovative products, and dedicated people to help laboratories, manufacturers, healthcare organizations, and researchers around the world solve complex challenges and improve lives.

Our teams support customers across life sciences, diagnostics, environmental, industrial, and academic markets with solutions that advance research, improve quality, protect communities, and drive scientific progress.

What makes Antylia unique is the expertise of our people. Across our brands and functions, we collaborate to share knowledge, solve problems, and create better outcomes for our customers. Every employee contributes to a culture built on innovation, integrity, collaboration, and continuous improvement.

If you're passionate about making an impact through science, technology, and customer-focused innovation, you'll find opportunities to grow your career while helping shape the future of science.

We are seeking a hands‑on Sr. Payroll Specialist to own the payroll function for a growing Private‑Equity backed organization. This role is responsible for the accurate, timely, and compliant processing of multistate and Canadian payroll, supported by ADP, while serving as the primary liaison between employees, management, and HR. The position will also ensure payroll‑related entries and reporting support are completed accurately and on schedule.

• Full biweekly payroll cycle (prepare, audit, adjust, reconcile, stop payment, manuals, one‑off runs).
• Maintain compliance with federal, state, and local payroll regulations.
• Monitor and reconcile ADP changes (new hires, terms, promotions, tax changes).
• Manage adjustments, prepare analytics, review metrics and submit pay files to ADP.
• File tax reports, voluntary deduction reports, and process involuntary deductions (levies, jurisdictions, and garnishments) and completing surveys as required.
• Response to payroll related inquiries from employees, management and regulators.
• Manage time and attendance process with managers, including the resolution of exceptions.
• Work with broader HR team to ensure accurate pay codes and proper deductions/reporting for benefit programs.
• Work with ADP to manage state/local withholding changes and the resolution of any errors.
• Manage and reconcile the funding of benefit accounts (401k, HSA, FSA, RRSP, etc.)
• Owns quarterly and year‑end payroll activities, including W‑2 / T‑4 forms, payroll tax reconciliations, regulatory reporting, etc.
• Serve as subject matter expert for payroll policies, procedures, and system administration.
• Stay current on legislative and industry changes that affect US and Canada payroll operations.

• Maintain strong payroll controls and segregation of duties in compliance with company policies and audit requirements.
• Lead payroll due diligence activities for acquisitions and divestitures. This includes internal control and process review, tax registrations & compliance review, system integration, etc.
• Prepare, review, and validate payroll‑related journal entries, accruals, reclasses, etc.
• Assist in payroll‑related balance sheet account reconciliation, as needed, including accrued wages, payroll taxes, bonus accruals, PTO / vacation liabilities, employee benefit liabilities, 401(k) and retirement plan obligations.
• Assist with ACA, benefits, workers compensation, 401(k) audits and other regulatory audits.
• Performs other duties as assigned.

• Bachelor’s degree in accounting or related field; or equivalent experience.
• 5-7+ years’ progressive payroll experience managing a comprehensive payroll process.
• Certified Payroll Professional (CPP) certification preferred.
• Extensive experience processing payroll through ADP Workforce Now or similar payroll platforms.
• Experience with multistate payrolls and both exempt and non‑exempt employees; experience with international payroll is…