Sales Tax Specialist

Darwill; Hillside (IL); On-site; USD 65,000 - 90,000; Full time

Job summary

Darwill, a data-driven growth and tax specialist firm in Illinois, seeks a Sales Tax & Accounting Specialist to ensure accurate multi-state tax reporting and compliance while supporting broader accounting operations.

The role handles tax returns, nexus monitoring, exemption certificates, audits, fixed assets, inventory reconciliations, and related journal entries, requiring strong Excel skills and attention to detail.

Qualifications

• Bachelor's degree in Accounting, Finance or relevant subject.
• 3-5 years of proven work experience as a Tax/Cost Accountant, analyst or preparer.
• Experience with Sales & Use tax across multiple states.
• Familiarity with accounting software and MS Office (Excel).
• Excellent attention to detail and ability to multi-task.

Responsibilities

• Calculate multi-state sales tax for multiple customers.
• Organize and update company tax files.
• Ensure compliance across states and monitor nexus requirements.
• Prepare monthly tax returns and payments.
• Liaise with auditors and maintain exemption certificates.
• Maintain fixed assets and cost ledger entries.
• Conduct monthly inventory reconciliations and depreciation.
• Assist with other accounting tasks as needed.

Skills

Excel proficiency

Analytical skills

Attention to detail

Multi-tasking

Auditing

Education

Bachelor's degree in Accounting

Tools

Accounting software

Job description

Most agencies sell channel execution, Darwill sells growth and backs it with data nobody else has. We’re a data intelligence and growth execution company. We help businesses identify their highest-value audiences, activate them across channels, and continuously improve performance through proprietary benchmarking built on years of matchback data that cannot be purchased or replicated.

We built our reputation in direct mail. We’ve grown into something much bigger. Today, Darwill combines data intelligence, multi-channel execution, and performance measurement into a single growth engine. We work with businesses of all sizes, from regional multi-location operators to national franchise systems, who need to drive real results at the local level. We’ve built strong lasting relationships with many customers over years of consistent, measurable performance.

Role Summary:

The Sales Tax & Accounting Specialist is responsible for ensuring accurate and compliant sales and use tax reporting across multiple states while supporting the organization's broader accounting operations. This role calculates and files multi-state tax returns, maintains tax records and exemption certificates, monitors nexus requirements, and stays current on changing tax laws and regulations. In addition to serving as the internal subject matter expert on sales and use tax, the position supports audits, manages fixed assets, inventory reconciliations. Success in this role requires strong analytical skills, exceptional attention to detail, proficiency in Excel and accounting systems, and the ability to manage multiple priorities in a fast-paced environment.

Responsibilities/Essential Functions:

• Calculate multi-state sales tax for multiple customers
• Organize and update company tax files
• Determine states/regions where sales & use tax is applicable
• Verify tax calculations across multiple systems to ensure accuracy
• Prepare necessary paperwork for monthly tax payments and returns
• Liaise with internal and external auditors
• Maintain cost accounting system and cost ledger
• Ensure Darwill is compliant and registered in all states where tax is applicable
• Serve as subject matter expert on Sales & Use Tax
• Maintain customer and vendor tax exemption certificates
• Submit and maintain extension payments when applicableStay current on the latest industry trends and tax law changes
• Perform monthly inventory reconciliations and corresponding journal entries
• Manage fixed asset records and monthly depreciation
• Crosstrain in postage entry processes for backup coverage
• File returns for additional tax types as needed
• Other tasks as assigned

Qualifications:

• Bachelor's degree in Accounting, Finance or relevant subject
• 3-5 years of proven work experience as a Tax/Cost Accountant, analyst or preparer
• Understanding of nexus/economical nexus and how it is applied
• Experience with Sales & Use tax across multiple states
• Experience with direct mail a plus
• Knowledge of accounting and bookkeeping procedures
• Familiarity with accounting software
• Excellent Microsoft office skills (Microsoft Excel specifically)
• Enjoys being challenged and learning on a daily basis
• Strong attention to detail
• Ability to multi-task

Work Environment/Physical Demands:

• This job requires you to sit in a cubicle or office, on a computer (1 or more monitors) and on the phone for the majority of the day.