Payroll Specialist

Iterative Health is a healthcare technology and services company powering the acceleration of clinical research to transform patient outcomes. We built a leading performance-driven network of 100+ sites across the US, Europe, India, and Australia, conducting research directly in the communities where care is delivered across gastrointestinal, hepatology, obesity, and cardiology. By combining deep clinical trial expertise with cutting‑edge AI, we connect sponsors' scientific ambitions with high‑performing research teams that expedite and expand access to novel therapeutics for patients in need. Today, Iterative Health is headquartered in Cambridge, Massachusetts, and New York City with 250+ employees world‑wide. We are seeking an energetic, highly organized and detail‑oriented individual to fill a full‑time, Payroll Specialist role. The ideal candidate is an enthusiastic self‑starter who is motivated to set and achieve goals and take initiative within the workplace. They are organized, professional and demonstrate excellent attention to detail. The successful candidate will be critical in reducing manual processing risks, ensuring regulatory compliance, systems automatizations and day‑to‑day payroll operations. This position will give you the opportunity to grow your payroll and accounting knowledge and experience. This role plays a key part in ensuring the accuracy and efficiency of our financial operations and will support broader financial reporting and compliance initiatives. Key Responsibilities Process and finalize payroll runs (Semi‑Monthly, Bi‑Weekly, Weekly, and specialized off‑cycle runs) for all employees using our primary payroll platforms, Rippling and ADP . Verify all timecards, wage computation, statutory deductions, benefits deductions, garnishments, and employee changes for accuracy and compliance. Manage end‑to‑end processing, including reconciling final payroll previews and submitting funding requests. Serve as the primary subject matter expert for payroll and HRIS systems including Rippling, ADP, and BambooHR . Prepare payroll‑related General Ledger (GL) entries into the NetSuite accounting system, ensuring accurate cost center allocations. Reconcile payroll accounts on a monthly basis. Monitor and reconcile bank account transactions related to payroll disbursements. Ensure timely and accurate processing of all federal, state, and local tax remittances, including quarterly and year‑end reporting (W‑2s, 1099s, 941a reports). Manage new state registrations for employees and quarterly Workers' Compensation (WC) tax reporting . Administer 401K contribution processing . Support the annual 401K audit . Respond to and resolve employee inquiries regarding pay, deductions, and tax forms, reducing the administrative burden on the Accounting Manager. Required Qualifications Education: Associate’s degree in Accounting, Finance, or a related field; Bachelor’s degree preferred. Experience: 2+ years of dedicated payroll processing experience, ideally managing high‑frequency (monthly, bi‑weekly, weekly) and multi‑state payroll. System Proficiency: Proven, hands‑on expertise with major systems including ADP, Rippling, Fidelity 401K, NetSuite, and advanced Microsoft Excel skills. Skills: Exceptional attention to detail, strong analytical and problem‑solving skills, and ability to handle confidential information with discretion. Preferred Qualifications Familiarity with ADP, Rippling, Bamboo, NetSuite. Professional certification (e.g., Fundamental Payroll Certification (FPC) or Certified Payroll Professional (CPP)). WorkDay Experience New York pay range: $63,000 - $88,000 USD At Iterative Health, we’re actively working towards creating an environment that is representative of the diversity of patients our technology serves. We are focused on building an equitable and inclusive culture, and by extension, hiring process. If you require any accommodations to make the application process or interviewing experience more accessible to you, please contact View email address on click.appcast.io. #J-18808-Ljbffr