Indirect Tax Tech Lead: Vertex & Oracle Fusion

T-MOBILE USA, Inc.; Frisco (TX); On-site; USD 95,000 - 172,000; Full time

Benefits offered by this job

Annual stock grant

Employee stock purchase plan

401(k) plan

Money coaching

Job summary

T-Mobile USA, Inc. is seeking a Manager, Indirect Tax Technology to lead tax technology operations within TOAST.

You will oversee configuration of Vertex O Series and Communications Tax across Oracle Fusion and Amdocs, manage end-to-end project lifecycles, and provide analytical support for tax decisions and issue resolution. The role emphasizes platform stability, knowledge continuity, and scalable transformation in a dynamic tax tech environment.

Qualifications

• Bachelor's Degree plus 5 years of related work experience OR Advanced degree with 3 years of related experience (Required)
• Acceptable areas of study include Computer Science, Engineering or a related field. (Required)
• 5-8 years Experience in indirect tax (sales and use tax, gross receipts, communications services tax) with hands-on work in tax technology systems. (Required)
• 5-8 years Hands-on experience with a tax determination engine (Vertex O Series strongly preferred; Avalara or similar considered), including configuration, administration, and transaction-level troubleshooting (Required)
• 3-5 years Active participation in enterprise project delivery including business requirements, UAT, and post-production validation in a cross-functional environment. (Required)
• 3-5 years Proficiency in SQL and experience working in cloud data environments (Snowflake, Databricks, or equivalent). (Preferred)
• Experience with Oracle Fusion ERP or Amdocs billing platforms in a tax technology context. (Preferred)
• Background in Big 4 indirect tax technology consulting or a multi-platform enterprise tax technology role. (Preferred)
• Experience supporting M&A indirect tax due diligence or system integration projects. (Preferred)
• Experience in a formal leadership or team coordination role. (Preferred)

Responsibilities

• Support configuration and maintenance of Vertex O Series and Communications Tax products, including imposition ID analysis, jurisdiction management, and transaction-level tax decision validation across Oracle Fusion and Amdocs billing platform integrations.
• Deliver enterprise project lifecycle activities including tax impact assessment, business requirements documentation, UAT coordination, and post-production validation for small to medium initiatives.
• Document Vertex configurations, integration decision history, and project lifecycle processes to build durable institutional knowledge; contribute to TOAST transformation roadmap execution and organizational resiliency planning.
• Also responsible for other duties/projects as assigned by business management as needed.

Skills

Indirect Tax Knowledge

Vertex O Series

Tax Engine Troubleshooting

Business Requirements

Project Management

Stakeholder Management

Communication

SQL & Cloud Data

Process Documentation

Business Acumen

Agile Methodology

Oracle Fusion Tax Integration

Amdocs Tax Integration

Exemption Certificate Mgmt

M&A Tax Due Diligence

Leadership

Multitasking & Prioritization

Education

Bachelor's Degree in Computer Science/Engineering or related

Advanced degree (Preferred)

Tools

Vertex O Series

Oracle Fusion ERP

Amdocs Billing Platform

Snowflake / Databricks

Job description

T-Mobile USA, Inc. is seeking a Manager, Indirect Tax Technology to lead tax technology operations within TOAST.

You will oversee configuration of Vertex O Series and Communications Tax across Oracle Fusion and Amdocs, manage end-to-end project lifecycles, and provide analytical support for tax decisions and issue resolution. The role emphasizes platform stability, knowledge continuity, and scalable transformation in a dynamic tax tech environment.