Tax Manager (Indirect

Redefine the future of customer experiences. One conversation at a time.

At Nextiva, we’re reimagining how businesses connect, bringing together customer experience and team collaboration on a single, conversation centric platform. Powered by AI, driven by human innovation.

Our culture is forward thinking, customer obsessed and built on the belief that meaningful connections drive better business outcomes. Whether it’s through our signature Amazing Service, the technology we create, or the experiences we cultivate, connection is at the core of who we are.

If you’re ready to collaborate with incredible people, make an impact, and help businesses everywhere deliver truly amazing experiences, this is where you belong.

Location: This is an onsite role based at Nextiva’s Scottsdale headquarters (9451

E. Via de Ventura, Scottsdale, AZ 85256). Working together onsite strengthens how we operate, enabling faster decisions, clearer communication, and stronger execution, so you can make a greater impact and move work forward with speed and clarity.

In-Office Expectation: This role is expected to work onsite four days per week. Specific scheduling and flexibility will be guided by your leader to support both team collaboration and individual productivity.

Nextiva is looking for a Senior Indirect Tax Analyst to support the Director, Tax in leading the company’s indirect tax function, with primary responsibility for sales and use tax, property tax, and telecom-related tax compliance. This is a hands-on role for someone who can operate both tactically and strategically — driving compliance excellence, process improvements, and automation initiatives in a fast-growing environment.

As Nextiva continues to scale globally, this role will also touch VAT/GST compliance and support broader tax accounting and planning initiatives.

• Oversee the filing of US sales/use tax, property tax, telecom, and other non-income tax returns across multiple states, partnering with external service providers.
• Manage GST compliance and filings for Nextiva’s international operations and customer base
• Review and validate monthly indirect tax accruals; collaborate with accounting on reconciliation and reporting
• Maintain documentation to support tax positions, calculations, and financial statement disclosures
• Support resolution of indirect tax audits, notices, and inquiries end-to-end

• Research and document sales/use, telecom, and VAT/GST tax issues, and provide clear guidance to internal stakeholders
• Monitor legislative and regulatory developments across jurisdictions; assess impact and flag planning opportunities
• Conduct nexus studies and taxability analyses as Nextiva expands into new states and markets
• Identify areas of tax exposure and help implement corrective actions to minimize risk

• Partner with Finance and IT on ERP design, implementation, and enhancements related to indirect tax compliance and automation
• Integrate AI-enabled tools into daily workflows to reduce manual effort and improve data accuracy
• Support tax engine configuration, testing, and maintenance (e.g., Vertex, Avalara, or similar)
• Maintain exemption and resale certificates, and conduct periodic compliance reviews to keep documentation audit-ready

• Partner with Accounting, FP&A, Legal, and Operations to ensure tax considerations are built into business decisions
• Build relationships with internal stakeholders to promote awareness of tax implications and compliance responsibilities

• Bachelor’s degree in Accounting, Tax, or related field required
• 5-7 years of progressive indirect tax experience, with strong emphasis on sales/use tax and property tax; telecom tax experience preferred
• Exposure to international VAT/GST compliance
• Experience managing compliance processes in a multi-state environment
• Big 4 public accounting and/or in-house indirect tax experience, ideally in a SaaS, subscription, or telecommunications business
• Hands-on experience with tax engines/software (Vertex, Avalara, One Source, or similar)
• Strong Excel…