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OneSource Virtual

BPaaS provider automating Workday processes

Tax Operations Analyst

Full-TimeUpdated on 10/23/2026
No salary listed
Senior
Bachelor's
Remote in USA
Remote
AccountingPayroll Accounting

About the job

Requirements
  • A bachelor's degree in accounting or a similar field of study, or equivalent years in an advanced payroll tax function.
  • At least 5 years of experience working in payroll tax, including strong experience reconciling and auditing payroll tax and working on complex tax projects.
  • Knowledge of the legal and regulatory environment for federal, state, and local income tax and unemployment tax.
  • Proficiency with Microsoft Office tools, including Excel, PowerPoint, Word, and Outlook.
  • Strong knowledge of Microsoft Office, including Excel and Word.
  • Strong analytical and problem-solving abilities, including creative resolution skills.
  • High organization and time-management ability, attention to detail, and ability to meet critical deadlines.
  • Ability to learn and effectively use evolving technology products related to tax reporting or customer service.
  • Ability to work on multiple projects in a fast-paced environment.
  • Strong verbal and written communication skills and ability to interface with people at all levels, from C-suite executives to payroll clerks.
Responsibilities
  • Research, analyze, and recommend changes to organizational business processes to improve operational efficiency, quality, service, and profitability.
  • Perform audits, complex research, and reconciliations using multiple systems, including TaxEx, Workday, and Atmos.
  • Provide escalation support by researching and resolving escalations and complex issues, performing root-cause analysis, and implementing process improvements to prevent recurrence; provide reporting and in-depth tax expertise and interact with customers as needed.
  • Review and reconcile full or partial cancel-complete transactions, communicate with the team, review customer Workday data and out-of-balance items in TaxEx, create files in Atmos, apply overpayments to future tax liabilities, and release refunds in TaxEx.
  • Review daily payments and processing to identify trends and opportunities for improvement.
  • Develop process documentation and project plans; work on exception requests such as mid-quarter history, reprocessing missing liabilities, daily refunds, and tax-code mapping review.
  • Investigate, analyze, and respond accurately and promptly to tax inquiries, agency notices, and audits from internal customers and external agencies.
  • Assist with tax-related payroll projects, system testing, and implementations; partner with Treasury, Tax Consultant, Service Readiness, and Development teams on complex audit and data-management programs.
  • Create flowcharts, process maps, and diagrams for standard operating procedures for the Payment and Processing team.
  • Support auditing daily packets and payments during quarter-end and year-end, including creation of complex filings.
  • Assist with process design, work with Business Analysts and Research and Development on requirements and system testing, and develop and maintain tax-process documentation, including standard operating procedures, desktop procedures, and job aids.
  • Perform complex reconciliation for estimated tax payments, job credit, and quarter-end credit; attend customer meetings to provide further assistance with exception processes.
  • Maintain current knowledge of payroll tax regulations, including federal, state, and local taxes; research tax and agency requirements through agency websites and other tax sources; interpret taxes and regulations with the internal compliance group and communicate research results internally and to customers.
  • Perform additional duties and special projects as assigned.
Desired Qualifications
  • Previous experience with TaxEx, Salesforce, Workday, or other enterprise resource planning, human resources, or payroll systems and applications.
  • Fundamental Payroll Certification or Certified Payroll Professional certification.
  • Experience providing customer support through a service provider or shared services organization.

About the company

OneSource Virtual provides Business Process as a Service (BPaaS) tailored for Workday users. Its cloud-based offerings cover payroll, HR administration, benefits administration, and financial management, delivered through automated, end-to-end services that customers subscribe to. The product works by combining automation with Workday-focused processes to streamline and manage core HR and finance workflows from a single outsourced service, reducing manual work and enabling faster, more accurate operations. Compared with traditional outsourcing, OSV centers its service around a Workday-enabled BPaaS model and scalable, automated processes, allowing for consistent delivery across clients of various sizes and industries. The company’s goal is to help organizations lower operating costs, improve accuracy, and boost productivity by providing comprehensive, automated HR, payroll, and financial management in the cloud through a customer-centric service experience.

Company Size

501-1,000

Company Stage

Series B

Total Funding

$165M

Headquarters

Dallas, Texas

Founded

2008

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Simplify's Take

What believers are saying

  • January 2026 TA majority backing funds product expansion and operational upgrades.
  • March 5, 2026 Workday named OSV its Partner of the Year for Innovation.
  • August 4, 2026 hiring Sarah Owen as CPO strengthens payments and product execution.

What critics are saying

  • Workday can disintermediate OSV after the September 17, 2026 direct-sales rollout.
  • October 1, 2026 trust-bank transition creates execution and OCC compliance failure risk.
  • OneSource Virtual depends on Workday; losing that channel would gut distribution and revenue.

What makes OneSource Virtual unique

  • Workday-exclusive BPaaS stack binds payroll, benefits, and finance to one ecosystem.
  • July 1, 2026 trust bank structure separates and oversees customer treasury funds.
  • OSV serves 1,500 Workday customers and moves over $250 billion annually.

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Benefits

  • Remote Work Options
  • Professional Development Budget

Growth & Insights and Company News

6 month growth

0%

1 year growth

1%

2 year growth

0%
TA
Sep 19th, 2026
OneSource Virtual Announces Strategic, Majority Growth Investment from TA | News & Insights | TA

OneSource Virtual (OSV), a leading provider of HR and payments services for the Workday ecosystem, today announced a strategic, majority growth investment from TA Associates (TA), a leading global private equity firm. This investment will support the continuation of OSV’s organic growth, product innovation, and enhanced customer capabilities across the Workday ecosystem.

TechRseries
Jun 18th, 2026
OneSource Virtual appoints three new board members.

OneSource Virtual appoints three new board members. Matt Brandt, Bala Janakiraman, and Amit Aghara bring deep experience in Workday, payments, and enterprise technology. OneSource Virtual (OSV), a leading provider of HR and payments services for the Workday ecosystem, named three new members to its Board of Directors: Amit Aghara, Matt Brandt, and Bala Janakiraman. Each brings deep experience in Workday, payments, or enterprise technology. Together they will help guide OSV into its next phase of growth. OSV serves more than 1,500 Workday customers and moves over $250 billion in treasury annually. The new appointments follow OSV's January 2026 strategic majority growth investment from TA Associates to fund continued growth, product innovation, and new customer capabilities. "Matt, Bala, and Amit each bring something distinct to our board," said John Bax, CEO of OneSource Virtual. "Matt knows the Workday partner ecosystem inside and out. Bala has scaled some of the most respected names in payments. And Amit has led product and technology through rapid growth. We're fortunate to have all three of these leaders share their expertise as OSV continues to grow." [To share your insights with us, please write to [email protected]]

Citybiz
Jun 17th, 2026
OneSource Virtual adds three industry veterans to Board of Directors.

OneSource Virtual adds three industry veterans to Board of Directors. June 17, 2026 Amit Aghara, Matt Brandt and Bala Janakiraman OneSource Virtual (OSV), a provider of HR and payments services for the Workday ecosystem, has appointed Amit Aghara, Matt Brandt and Bala Janakiraman to its Board of Directors as the company positions for continued expansion following a recent growth investment. The appointments come several months after TA Associates completed a strategic majority investment in OSV in January 2026. The company said the funding is supporting ongoing growth initiatives, product development efforts and the expansion of customer capabilities across its platform. OSV serves more than 1,500 Workday customers and facilitates more than $250 billion in annual treasury movement, giving the company a significant footprint within the Workday services and payments ecosystem. The addition of three executives with backgrounds spanning enterprise software, payments and technology is expected to strengthen the board as the company scales its operations and product offerings. "Matt, Bala, and Amit each bring something distinct to our board," said John Bax, CEO of OneSource Virtual. "Matt knows the Workday partner ecosystem inside and out. Bala has scaled some of the most respected names in payments. And Amit has led product and technology through rapid growth. We're fortunate to have all three of these leaders share their expertise as OSV continues to grow." Aghara joins the board with experience building software, payments and artificial intelligence businesses across multiple industries. He currently serves as Chief Technology Officer at Fintech, where he oversees technology architecture, product strategy and platform innovation. Prior to Fintech, he was a founding team member at Kore.ai, helping launch the company's agentic AI platform. Earlier in his career, he held a senior technology leadership role at Kony, contributing to the company's growth before its acquisition, and began his career at IBM, where he developed software products and earned several patents. Brandt brings extensive experience in enterprise software sales and partner ecosystems. Most recently, he served as Senior Vice President of Global Partners at Workday, where he helped lead the company's transition to a partner-first operating model. Before joining Workday, he held leadership roles at SAP and other software companies. A graduate of the U.S. Military Academy at West Point, Brandt began his professional career as an officer in the U.S. Air Force. Janakiraman adds deep payments and financial technology expertise to the board. He most recently served as CEO and board member of Onbe, a corporate payouts platform focused on enterprise clients. During his tenure, he led efforts to integrate predecessor businesses and build a modern business-to-consumer payments platform. Earlier, he was CEO of BluePay, guiding the company through its acquisition by First Data. Following the transaction, he served as Executive Vice President and Head of Partner Solutions at Fiserv. The board additions reflect OSV's focus on strengthening leadership oversight as organizations continue to seek more efficient ways to manage payroll, benefits administration, accounts payable, tax compliance and earned wage access within Workday environments. The company has worked exclusively with Workday customers since its founding in 2008, providing technology and services designed to automate administrative and transactional processes while helping organizations maximize the value of their Workday investments. With its growing customer base and expanded board expertise, OSV is positioning itself to support increased demand for integrated payroll, finance and benefits operations as enterprises continue to modernize workforce and back-office processes.

FinanzNachrichten.de
Jan 7th, 2026
TA Associates takes majority stake in Workday services provider OneSource Virtual

OneSource Virtual (OSV), a provider of HR and payments services for the Workday ecosystem, has announced a strategic majority investment from TA Associates. OSV founders, management and employees will retain a significant minority stake, whilst existing investors Halyard Capital and TCV will fully exit. Founded in 2008, OSV serves over 1,400 Workday customers, providing payroll, tax, earned wage access, accounts payable and benefits services. The company has grown its client base by 20% annually since 2020. The investment will support OSV's organic growth, product innovation and enhanced customer capabilities across the Workday ecosystem. TA Associates plans to expand OSV's product capabilities, including AI-enabled enhancements, and introduce operational initiatives to improve customer experience. Financial terms were not disclosed.

Access Newswire
Feb 19th, 2025
OneSource Virtual Introduces Expanded Leave Administration Services Powered by AbsenceSoft

OneSource Virtual introduces expanded Leave Administration Services powered by absencesoft.