Payroll & Billing Specialist

Billing & Payroll Specialist – Join The Ōnin Group!

At The Ōnin Group, we don’t just offer jobs, we create opportunity and empower people. Recognized as a Best Places to Work company, we’re committed to building a culture of growth, ownership, and collaboration. We back this up with industry-leading benefits and a strong support system to help you succeed.

We’re looking for a detail-oriented Billing & Payroll Specialist to join our team onsite at Home Office in Birmingham! This role is critical in ensuring accurate, timely payroll and billing processes while supporting our employees, clients, and internal teams. You’ll collaborate closely with branch operations, vendors, and accounts receivable, all while maintaining confidentiality and compliance with federal, state, and local laws.

If you thrive in a fast-paced environment, love problem-solving, and bring a high level of professionalism to everything you do, this is your opportunity to make an impact.

• Process payroll accurately and ensure compliance with all policies and regulations
• Collect, calculate, and enter payroll data while resolving discrepancies quickly
• Prepare and distribute W-2s, 1099s, and other payroll-related tax forms
• Respond to employee questions about payroll, deductions, direct deposits, and taxes
• Communicate payroll-related updates and policies to field personnel
• Process, proof, and create client invoices accurately and on time
• Identify, review, and resolve billing discrepancies and corrections
• Create and process credit memos when needed
• Run regular payroll and billing audits and provide accurate reports
• Maintain confidentiality while building positive relationships with employees, clients, and vendors

• Previous experience in payroll processing, billing, or a related accounting/finance role
• Strong communication and customer service skills
• Advanced Excel knowledge (functions and formulas)
• Proficiency in Microsoft Office Suite and Google Workspace; payroll/billing software experience a plus
• Highly organized, detail-oriented, and adaptable to fast-paced environments
• Ability to handle confidential information with integrity
• High school diploma or equivalent required; additional coursework/certification in accounting, payroll, or finance preferred

Every Ōnin job comes with our amazing Oninite Total Rewards Program, designed to protect your health, your money, and the people and things you care about.

• Medical, dental, and vision insurance
• Life insurance included
• RelyMD telemedicine
• Free counseling & legal services
• Health Savings Account (HSA) & Dependent Care (FSA)
• 401(k) with 3% match
• Tuition reimbursement & professional development
• Paid vacation & holidays
• Employee discount program
• Competitive bonuses
• And more…

Ōnin is one of the largest and fastest-growing privately held staffing companies in the U.S., with branches in 26+ states and Teammates nationwide — all built from humble beginnings