Implementation Analyst

OnPay, Inc.; Atlanta (GA); Remote; USD 34,000 - 41,000; Full time

Benefits offered by this job

Remote work from anywhere in the U.S.

4 weeks PTO

Medical/Dental/Vision

401(k) with company match

Parental Leave

Stock options

Job summary

OnPay, a fast-growing payroll software company based in Atlanta, seeks an Implementation Analyst to join the Implementation Team. You will onboard new clients by migrating, auditing, and configuring historical payroll data to ensure accurate first payrolls and full tax compliance.

You will validate wage data, configure tax setups and local rules, and work across onboarding to resolve complex tax issues while documenting SOPs and maintaining detailed audit trails for compliance.

Qualifications

• 1–3 years of dedicated experience in payroll tax processing, payroll auditing, or payroll tax resolution, with demonstrated expertise in payroll implementation.
• Bachelor’s degree in Accounting, Finance, Business Administration, or equivalent experience, preferred.
• CPP or FPC certification, preferred.
• Strong understanding of US payroll fundamentals, including YTD accumulation, tax withholdings (Federal, State, Local), FUTA/SUTA, and year-end reporting (W-2s).
• Meticulous accuracy when handling numerical data and financial records; strong spot-checking and auditing capabilities.

Responsibilities

• Extract, clean, transform, and load payroll data from client legacy systems into our payroll platform.
• Audit and reconcile wage entries against tax filings to ensure total balance accuracy.
• Configure employee tax setups, local jurisdictions, and deduction/earning accumulators.
• Conduct testing and historical variance analysis to identify and resolve discrepancies prior to go-live.
• Partner with Onboarding Coordinators to troubleshoot complex tax setups or multi-state wage adjustments.
• Identify patterns in data errors and document best practices to improve SOPs for data migration.
• Maintain detailed documentation and audit trails.
• Stay current on changing payroll tax legislation affecting amendments and filing guidelines.
• Perform other related duties as assigned.

Skills

Payroll tax processing

Payroll auditing

Payroll implementation

Data analysis

Attention to detail

Education

Bachelor’s degree in Accounting/Finance

Tools

Excel

Job description

About OnPay

OnPay is a fast-growing software company headquartered in Atlanta, offering a modern cloud-based payroll, HR, and benefits solution for small to midsize businesses. We’re currently seeking talented and curious individuals to join our team. We want to hear from you if you are interested in joining an exciting and fast-growing company!

Learn more at OnPay.com

We’re on a mission to combine excellent client service with payroll expertise and superb technology — and we are scaling fast as we’ve just raised $100 million in growth funding led by Carrick Capital Partners.

The Role

We are seeking a detail-oriented and analytical Implementation Analyst to join our Implementation Team. In this role, you will play a critical part in onboarding new clients to our payroll platform by accurately migrating, auditing, and configuring historical payroll data and prior wage information. Your primary focus will be ensuring seamless wage transfers so our clients can process their first payroll accurately and remain fully compliant with tax and reporting regulations.

What You’ll Do

• Extract, clean, transform, and load prior quarter and year-to-date (YTD) payroll data from client legacy systems into our proprietary payroll platform.
• Audit and reconcile prior wage entries against tax filings (Forms 941, 940, state unemployment tax reports, and W-2 summaries) to ensure total balance accuracy.
• Configure employee tax setups, local jurisdictions, and deduction/earning accumulators based on historical data.
• Conduct testing and historical variance analysis to identify and resolve discrepancies prior to go-live.
• Partner with Onboarding Coordinators to troubleshoot complex tax setups or multi-state wage adjustments.
• Identify patterns in data errors and document best practices to improve standard operating procedures (SOPs) for data migration.
• Maintain detailed documentation and audit trails.
• Stay current on changing federal, state, and local payroll tax legislation affecting amendments and filing guidelines.
• Perform other related duties as assigned.

What You Bring

• 1–3 years of dedicated experience in payroll tax processing, payroll auditing, or payroll tax resolution, with demonstrated expertise in payroll implementation.
• Bachelor’s degree in Accounting, Finance, Business Administration, or equivalent experience, preferred..
• Certified Payroll Professional (CPP) or Fundamental Payroll Certification (FPC), preferred.
• Strong understanding of US payroll fundamentals, including YTD accumulation, tax withholdings (Federal, State, Local), FUTA/SUTA, and year-end reporting (W-2s).
• Meticulous accuracy when handling numerical data and financial records; strong spot-checking and auditing capabilities.
• Ability to identify root causes of data mismatches and reconcile balance discrepancies independently.
• Exceptional attention to detail, strong problem-solving capabilities, and clear written/verbal communication skills.
• Adaptable and comfortable operating in a fast-paced, startup-like environment.
• Team-oriented, resilient, proactive and solutions-focused.
• Customer-service mindset: clear communication, patience, and professionalism when working with stakeholders.
• Ability to manage multiple requests and prioritize effectively.
• Must be highly organized, dependable and self-disciplined with a strong work ethic.
• Solid analytical skills, ability to learn at a fast pace.

Why OnPay?

• Momentum that matters: We’re backed by over $100MM in new funding and scaling rapidly.
• Market-leading product: OnPay consistently ranks among the highest-rated payroll solutions, earning top marks for usability, customer satisfaction, and support.
• Remote flexibility: Work from anywhere in the U.S., or join our collaborative HQ team in Atlanta’s Ponce City Market if you reside in the Atlanta metro area.
• Competitive compensation: Base salary + bonus + stock options = real upside for high performers.
• Comprehensive benefits: 4 weeks PTO + paid holidays, Medical/Dental/Vision, Short- & Long-Term Disability, Life Insurance, Fertility Benefits, Parental Leave, and a 401(k) with company match.
• Growth culture: Join a team with deep employee benefits experience, payroll expertise, market momentum, and a genuine commitment to helping employees grow their careers.
• Client-first ethos: OnPay is built on a culture of transparency and service — from our transparent pricing to our commitment to making small business simpler.

Location & Compensation

• Remote (U.S.) | Atlanta HQ Optional
• Compensation includes a pay range of $25-$30 per hour. Final offer amounts are determined by multiple factors, including candidate experience and expertise, and may vary from the amounts listed above.

OnPay is proud to be an equal opportunity workplace dedicated to pursuing and hiring a diverse workforce. We want candidates from multiple backgrounds and lifestyles to create a broader set of perspectives. We make all employment decisions without regard to gender, sexual orientation, gender identity, race, color, religion, age, pregnancy, national origin, veteran status, disability, or any other classification protected by applicable laws.