Kaschit Pandya will step in as IRS CIO on an interim basis later this month.

Current Treasury Deputy CIO Jeff King will take on the role of Internal Revenue Service chief information officer on an acting basis.

The IRS's new Taxpayer Experience Office is already working with its IT, digitalization and policy shops to identify projects that will produce the most modernization.

She'll continue overseeing the hundreds of IT systems operating the U.S. tax infrastructure, as well as the nearly 7,000 employees maintaining them.