Vertex Tax System Engineer

This role focuses on supporting the implementation, configuration, and maintenance of enterprise tax solutions using Vertex, along with assisting in integrations across finance, ERP, billing, and revenue systems. The ideal candidate has foundational experience in Vertex configuration and indirect tax processes (sales and use tax, VAT/GST) along with working knowledge of system integrations and enterprise application environments.

Responsibilities:

• Support implementation and enhancement of Vertex tax solutions across finance and revenue systems.
• Configure Vertex (O Series) components, including tax rules, jurisdictions, rates, and exemptions.
• Assist in building and maintaining integrations between Vertex and ERP, billing, and other upstream/downstream systems.
• Work with cross-functional teams (finance, tax, engineering) to understand requirements and support solution delivery.
• Help validate tax calculations, troubleshoot issues, and resolve data discrepancies.
• Support data mapping, transaction flows, and reconciliation processes.
• Participate in testing, deployment, and post-production support activities.
• Contribute to documentation, including configuration, integration flows, and support runbooks.
• Follow engineering best practices, coding standards, and compliance requirements.

Requirements:

• 5+ years of experience in Vertex or similar tax system implementation/support.
• Basic understanding of indirect tax concepts (sales and use tax, VAT, and GST).
• Hands-on experience with Vertex configuration (rules, rates, jurisdictions, exemptions).
• Exposure to integrations using APIs (REST/SOAP) or middleware platforms (MuleSoft, Boomi, Informatica, etc. ).
• Understanding of finance business processes such as quote-to-cash or record-to-report.
• Familiarity with data formats like JSON/XML and basic data transformation concepts.
• Strong analytical and troubleshooting skills.
• Experience working in Agile environments with version control (e. g., Git).
• Bachelor's degree in computer science, engineering, finance systems, or a related field.

Desired Skills:

• Exposure to ERP, billing, or revenue systems.
• Experience working in SaaS or subscription-based business environments.
• Basic understanding of financial compliance and audit requirements.
• Willingness to learn and grow in tax systems and enterprise integrations.