Tax Technology Manager, Returns (U.S)

This Manager role is dedicated to advancing our US Sales & Use Tax (SUT) Returns product and supporting our existing Returns tax team members. Fonoa Returns centralises US SUT data collection jurisdictional mapping validations and draft return generation minimising manual spreadsheet work and providing customers with a transparent auditable single source of truth. Customers gain time back improve accuracy and scale with growth across states and localities.

Returns integrates with the broader Fonoa platform (Tax engine Digital Reporting E-Invoicing) enabling end-to-end workflows from calculation to filing.

Were seeking a versatile US indirect tax professional with deep multi-state SUT expertise and demonstrable tax technology experience. Youll sit within the Tax team and partner closely with Product Engineering Design and Commercial. We value managers who are comfortable experimenting with and implementing workflows (including AI-enabled tools) to accelerate day-to-day work and research paired with proper verification documentation and respect for data security.

What you will do :

• Support and elevate the Returns team on US scope: state/local research form builds/updates QA documentation and release notes.

• Build and maintain coverage across states & localities: map data to US schemas configure validations (rates taxability flags sourcing logic impacts) and keep forms current with legislative and administrative changes.

• Own data quality & reconciliation patterns: define checks for jurisdiction assignment caps/thresholds rounding discounts/credits and marketplace facilitator adjustments; strengthen exception handling and audit trails.

• Filing readiness & calendars: contribute to registration status handling filing frequency logic prepayments consolidated vs. separate returns and e-file/portal nuances (including payment and remittance formats).

• Customer onboarding & support: guide data mapping and testing; run walkthroughs; gather feedback and translate it into prioritised product improvements.

• Translate US SUT changes into product inputs: monitor state and local developments (e.g. marketplace rules home-rule updates boundary/rate changes) and turn them into clear actionable specs for Product/Engineering.

• Internal enablement: create playbooks knowledge articles and happy-path flows for Sales Success and Support tailored to the US landscape.

• Use modern productivity tools (incl. AI where appropriate) to speed research first-draft specs/change notes test data creation and summarisation of guidance always with verification and documentation.

• Lead scoped initiatives: own a country-equivalent state pack rollout a reconciliation enhancement or a filing-calendar improvement; and represent US SUT Returns in cross-functional forums.
  

You will be a great fit if:

• You have proven hands-on US Sales & Use Tax experience across multiple states (calculations compliance/filings remittance) ideally with marketplace/digital services or e-commerce exposure.

• Can translate US SUT requirements (state/local rules sourcing exemptions/resale marketplace facilitator caps/thresholds) into clear product specifications and validations.

• Are comfortable with data-driven tax work (field mapping CSV/JSON schemas) and reviewing outputs against returns and schedules.

• Communicate clearly with both tax and non-tax audiences turning complexity into simple testable requirements and change notes.

• Thrive in a fast-moving collaborative environment; youre self-directed curious and solution-oriented.

• Are comfortable experimenting with and implementing workflows/tools (incl. AI-enabled) to accelerate work and support research and you know how to verify outputs and protect sensitive data.

Though not essential we would love it if you also had:

• Experience with tax engines and/or homegrown tax technology; implementation experience for US SUT is a strong plus.

• Familiarity with ERPs/APIs/data pipelines (SAP/Oracle/NetSuite ETL/iPaaS concepts) and with issue tracking/versioning (Jira/Linear Git basics).

• Understanding of consolidated vs. separate returns prepayments credits amended filings and common e-file/portal patterns.

• Knowledge of other US taxes (e.g. communications taxes) and/or other US indirect regimes is a plus.

  This role can be based in New York London or some European locations.
  

  Fonoa is committed to fair and equitable compensation practices. The US base salary range for this full-time position is $175K-$230K equity benefits and represents Fonoas good faith and reasonable estimate of the range of possible compensation at the time of posting. Actual compensation will depend on a variety of factors unique to each candidate including but not limited to the candidates years of experience qualifications relevant skill set certifications and geographic office location. Pay ranges may vary in different regions based on local market conditions and cost of labor.

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Required Experience:

Manager