Attrishu is an Economic Policy Analyst in the Economics and Statistics Unit in Tamil Nadu at CEGIS. Prior to CEGIS, he worked as an Economic Research Specialist at Futureworks Consulting. He has also worked as a Conflict Researcher at the Heidelberg Institute for International Conflict Research (HIIK), where he honed his expertise in analysing complex socio-economic dynamics.

He holds a BA in Economics from St. Xavier's University, an MA in Economics from Calcutta University, and an MPhil in Development Studies from the University of Cambridge, specialising in Development Economics.