The 56-year-old served as the India batting coach from September 2019 to July 2024. He is a BCCI level 3 coach.
'My role is not to impose a system, but to nurture an environment where athleticism, awareness, and pride in the field can grow naturally.'
The former England pacer's first competitive assignment with the Sri Lanka national team will be the upcoming away Test series in Bangladesh.
Sri Lanka's batting coach Grant Flower tested positive for COVID-19 on Thursday, 48 hours after the squad's arrival from England and less than a week before the home series against India.
Sri Lanka are set to take on India in a six-match white-ball series starting July 13.
He will take over the Sri Lankan side on December 20, when they face India in first of three Twenty20 internationals.
The second match of the four-game series was postponed on Tuesday when four more UAE players tested positive for the novel coronavirus, taking the total to seven COVID-19 cases.
An upset Sri Lanka Cricket on Tuesday initiated an internal inquiry into the deliberate no-ball by off-spinner Suraj Randiv which denied Indian opener Virender Sehwag a hundred in their tri-series match in Dambulla.
The decision wasn't surprising as almost all the senior players in unison, had made it clear that the contracts offered by the Sri Lanka Cricket wasn't to their liking
Mahela Jayawardene is still short of experience to take over as head coach of the Sri Lanka national team after the exit of Graham Ford, Sri Lanka Cricket (SLC) president Thilanga Sumathipala said.