Prepare, review, and support Sales and Use Tax and Federal and State Corporate Income Tax compliance activities, including tax filings, tax account reconciliations, responding to tax notices, supporting tax audits, and coordinating with external tax advisors to ensure compliance with applicable tax laws and regulations. Determine, reconcile, and support Work in Progress (WIP), accrued revenue, deferred revenue, warranty provisions, and other project-related accounting estimates in accordance with company policies.