Sr Staff Analyst - Income & Sales Tax

Confirmed live in the last 24 hours

IonQ

College Park, Maryland, United States

Remote

Posted April 6, 2026

Job Description

About IonQ:

IonQ, Inc. [NYSE: IONQ] is the world’s leading quantum company delivering solutions to solve the world’s most complex problems. IonQ’s newest generation quantum computers, IonQ Tempo and IonQ Forte Enterprise, are the latest in cutting-edge systems that have been helping customers and partners such as Amazon Web Services, AstraZeneca, and NVIDIA achieve 20x performance results. The company achieved 99.99% two-qubit gate fidelity, setting a world record in quantum computing performance in 2025.

The company is accelerating its technology roadmap and intends to deliver the world’s most powerful quantum computers with 2 million qubits by 2030 to accelerate innovation in drug discovery, materials science, financial modeling, logistics, cybersecurity, and defense. IonQ’s advancements in quantum networking position the company as a leader in building the quantum internet.

Location: This role is based at our College Park, MD office, with the option to work a few days a week remotely.
Travel: 10%
Job ID: 1451

The Role:

The Staff Tax Analyst will play a key role in the company’s global tax accounting and U.S. tax compliance processes, while also helping modernize the tax function through technology, automation, and data-driven insights. This role supports the global income tax provision, U.S. federal and state compliance, and indirect tax filings, and contributes to the development and deployment of machine-learning and AI-enabled tools that improve accuracy, efficiency, and scalability. The ideal candidate is technically strong, detail-oriented, and excited about leveraging technology to transform tax operations.

Responsibilities:

Global Tax Provision Support

Prepare quarterly and annual global income tax provision workpapers in accordance with ASC 740.
Assist with effective tax rate calculations, deferred tax rollforwards, valuation allowance analyses, and uncertain tax position documentation.
Maintain and reconcile tax accounts, ensuring audit-ready support and strong internal controls.
Collaborate with regional teams and external advisors to gather, validate, and analyze provision inputs.
Support automation of provision processes, including data ingestion, reconciliation, and reporting workflows.

U.S. Direct Tax Compliance

Prepare federal and state income tax returns, extensions, and estimated tax payments.
Conduct tax research and support modeling related to U.S. tax law changes and planning initiatives.
Maintain compliance calendars, documentation, and audit support files.
Assist with data preparation and analytics for tax planning, forecasting, and legislative impact assessments.

U.S. Indirect Tax Compliance

Prepare and file U.S. indirect tax returns, including sales & use tax, property tax, and other state/local filings.
Perform nexus reviews, taxability analyses, and registration updates.
Reconcile indirect tax accounts and ensure accurate reporting within ERP and billing systems.
Support indirect tax audits and respond to notices and information requests.

Tax Technology, Automation & Data Analytics

Partner with the Tax Director and Finance Systems teams to identify opportunities for automation across provision, compliance, and indirect tax workflows.
Assist in implementing AI-driven tools, including:

Machine-learning models for anomaly detection in tax data.
Automated data extraction and classification tools for tax documents.
AI-assisted reconciliation and variance analysis.

Help design and maintain dashboards, data pipelines, and analytics tools that improve visibility into tax metrics.
Support testing, validation, and documentation of new tax-tech solutions and system enhancements.
Contribute to process mapping and continuous improvement initiatives to streamline tax operations.