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Payroll Administrator

INTERACTION 24 LLC, Florida, NY, United States


Benefits

Paid time off

Payroll Admin

Full-Time | Direct Hire | On-Site | Miami Lakes, FL 33014

Role Overview
Client is looking for a sharp, experienced Payroll Admin to serve as a key right-hand resource to our team. In this role, you will be the primary point of contact for a portfolio of trusted clients, handling payroll review, compliance questions, and day-to-day support. You will be reviewing submissions for accuracy, flagging issues, and providing expert-level guidance on payroll rules, taxes, and compliance.

Key Responsibilities

Manage an assigned portfolio of payroll clients daily — serving as their primary point of contact

Review client-submitted payroll runs for accuracy and compliance, then release and approve through ADP RUN

Reconcile weekly payroll numbers against pre- and post-tax benefit deductions including 401k, FSA, HSA, Group Term Life, and other voluntary and involuntary deductions

Log into client 401k and benefits reporting systems to enter and submit deduction amounts each payroll cycle

Ensure accurate calculation and handling of pre‑tax vs. Roth (post‑tax) contributions and deductions

Provide application and navigation support on ADP RUN — guiding clients on how to locate reports, make configuration changes, and resolve system questions

Handle client inquiries via phone and email on payroll processing, payroll taxes, deductions, garnishments, and compliance

Assist with HR administration, benefits administration, and client onboarding as needed

Maintain accurate, organized client records and documentation

Payroll Knowledge Requirements

Multi-state payroll processing and compliance

FICA — Social Security and Medicare tax calculations and employer/employee splits

Federal, state, and local income tax withholding and remittance

Garnishments and wage assignments — setup, calculation, and compliance

Pre-tax deductions — 401k, FSA, HSA, health insurance premiums, Group Term Life

Post-tax / Roth contributions and after-tax benefit deductions

Benefit accruals and reconciliations — matching payroll deductions to benefits reporting systems

Voluntary and involuntary deductions — proper classification and processing

Wage and hour laws — federal and state overtime rules, pay frequency requirements

Payroll compliance and reporting — timely tax filings, year-end W-2 processing, and regulatory adherence

Required Qualifications

Bilingual — English and Spanish fluency required (written and verbal)

Minimum 3+ years of hands‑on payroll processing or payroll support experience

Must be able to work on‑site 5 days per week at the Miami Lakes, FL office

Experience with ADP RUN — Ideal

Proficiency in QuickBooks Online - Nice to have

Excellent client‑facing communication skills — professional, responsive, and able to explain complex payroll topics clearly

Highly organized with strong attention to detail and ability to manage multiple accounts simultaneously

Self‑starter who can take full ownership of an assigned client portfolio independently

Nice to Have

HR administration or benefits administration background

Experience with 401k plan administration and benefits reconciliation

FPC (Fundamental Payroll Certification) or CPP (Certified Payroll Professional)

Experience at a payroll service bureau, HCM provider, or outsourced HR/payroll firm

Familiarity with COBRA, FSA administration, and benefit accrual calculations

Familiarity with ADP Workforce Now or other ADP platforms

To apply, contact:
JC Silva | InterAction24 | jc@ia24now.com | ia24now.com

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