Tax Accountant

ATSG

Tax Accountant at XTIUM supporting tax compliance and accurate billing in a dynamic environment. Collaborating with cross-functional teams and resolving tax-related inquiries for technology services.

Posted 5/14/2026full-timeRemote • 🇺🇸 United StatesMid-LevelSenior💰 $85,000 - $125,000 per yearWebsite

About the role

Key responsibilities & impact

Lead the coordination, preparation, and review of all company-wide tax filings, including Federal, State, and international corporate income tax returns, Sales & Use Tax, Gross Receipts Tax, Property Tax, USAC, and VAT filings.
Prepare, review, and file sales & use tax returns for technology services across multiple jurisdictions.
Act as a tax subject-matter expert for customer tax questions, including billing discrepancies, taxability inquiries, and exemption reviews.
Partner with Billing, Customer Success, Sales, Finance, and Product teams to ensure accurate tax calculation and issue resolution.
Support configuration, maintenance, and troubleshooting of SureTax to ensure proper tax determination and billing accuracy.
Utilize Workday to support tax reporting, account reconciliations, data analysis, and audit support.
Ensure alignment between tax rules, billing systems, and customer contracts.
Serve as the primary point of contact for all tax audits and inquiries from taxing authorities.
Manage responses to notices and assessments, ensuring timely and appropriate resolution.
Identify, assess, and mitigate tax risks while maintaining strong internal controls over tax processes.
Reconcile sales & use tax accounts and support month-end and year-end close processes.
Monitor changes in state and local telecom tax regulations and assess operational and customer impact.
Identify and recommend process and system improvements to enhance compliance, efficiency, and customer experience.
Manage relationships with external advisors, including Big 4 firms, to support corporate and indirect tax compliance and planning.

Requirements

What you’ll need

Bachelor’s degree in Accounting, Finance, or related field
5+ years of experience in sales & use tax
Hands-on experience with SureTax (required)
Experience working within Workday for financial reporting, reconciliations, or tax-related analysis
Strong knowledge of multi-state indirect tax compliance and telecom-specific taxes
Experience interfacing with customers and resolving tax-related billing questions
Proven ability to collaborate with Billing, Customer Success, Sales, and IT teams
Strong attention to detail and ability to explain complex tax concepts to non-tax stakeholders.

Benefits

Comp & perks

Med/Dental/FSA/401(k)
Flexible Paid Time Off

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

sales & use taxtax compliancetax reportingaccount reconciliationsdata analysisaudit supporttax risk assessmentprocess improvementbilling accuracymulti-state indirect tax compliance

Soft Skills

collaborationattention to detailcommunicationproblem-solvingcustomer service

Certifications

Bachelor’s degree in AccountingBachelor’s degree in Finance