The 20-year-old joins up with the Red and Gold for the duration of the 2021-22 campaign as he builds up further experience at the senior level.
The captain of the Indian national team in the 2017 FIFA U-17 World Cup, the central midfielder moved to the Indian Arrows following the tournament in 2017 before making a move to Jamshedpur FC a year later but was loaned back to the Arrows for the 2018/19 season.
Amarjit began his ISL journey in 2019, back with Jamshedpur FC – for whom he made a total of 15 ISL appearances before joining FC Goa at the fag end of the 2021 January transfer window on a multi-year deal.
The youngster made two appearances for the Gaurs last season in the ISL before appearing on four occasions for the Gaurs in their maiden AFC Champions League campaign last season.
Amarjit will now aim to get more regular first-team football with his move to SC East Bengal.