Rajan's career has spanned high technology and management consulting. Rajan is currently a Vice President of Google, Inc. In his current role Rajan is the Managing Director of Google India and is responsible for Google's operations in India.

Prior to Google, Rajan was the Managing Director of Microsoft in India. In this role Rajan was responsible for leading the Sales Marketing and Services Group (SMSG) in India and led the largest software company in India.

Prior to Microsoft, Rajan was a Vice President with Dell and held several global leadership roles. He started as the Executive Assistant to the Chairman and CEO Michael Dell and then held several global roles including leading a large part of Dell International Services (Dell's global offshoring operations) and being the VP and Country General Manager of Dell India.

Rajan started his career with McKinsey & Company was a Partner with McKinsey till 2003. At McKinsey, Rajan was based in the Chicago office and he worked with Fortune 500 companies in the US.

Rajan has an MSc. in Manufacturing Systems Engineering from Stanford University and a BSc. in Mechanical Engineering from the Massachusetts Institute of Technology.