In 1974, he started practice in the Guwahati High Court on civil, criminal, constitutional and service matters.
He practised for 26 years in the Guwahati High Court and other outlying benches in the North East India.
[2] On 13 April 2010, he was transferred to the Jammu and Kashmir High Court as chief justice.
[3] At present Justice Saikia is serving as Chairperson of Meghalaya and Assam Human rights Commission.
[4][5][6][7] He was the first sitting Judge or Chief Justice of High Court to obtain Ph.D. within the country while in office.