Dr. Sunny Kuriakose did his B.Sc. degree in Mathematics at Union Christian College, Alwaye in 1979 and M.Sc. degree in Mathematics at Cochin University of Science and Technology in 1981. He joined the Department of Mathematics, Union Christian College as a junior lecturer on September 22, 1981. Dr. Sunny Kuriakose completed his doctoral studies at Cochin University of Science and Technology under the guidance of Dr. T. Thrivikraman and was awarded the Ph. D. degree in 1995. He was promoted as Reader in Mathematics in 1995 and became an approved research guide in Mathematics of the M. G. University, Kottyam in 1999.

Dr. Sunny Kuriakose was appointed as the Principal of Baselios Poulose II Catholicos College, Piravom, an aided college affiliated to Mahatma Gandhi University, on January 28, 2010. During his tenure as Principal, the College got A-Grade NAAC accreditation. Dr. Sunny was elected to the Senate of Mahatma Gandhi University with a massive mandate. He also served as member of the Board of Studies of PG/UG Mathematics programmes in Mahatma Gandhi and Kerala Universities. He contributed immensely to the introduction of Choice Based Credit and Semester System in M.G and Kerala Universities. He served as a member in the panel of experts in Mathematics for the appointment of teachers in Mahatma Gandhi University. His contribution in forming the syllabi for undergraduate and post graduate degree programmes in Mahatma Gandhi and Kerala Universities was well appreciated. Dr. Sunny Kuriakose supervised 16 Ph.Ds in Mathematics under Mahatma Gandhi University, Kottayam. He has the rare distinction of successfully supervising the first Ph. D. in Mathematics from a research centre in an affiliated college in Kerala. He has published more than 70 research papers in various national and international journals. His research interest includes Fuzzy Logic, Graph Theory, Decision Theory etc. Dr. Sunny has already delivered more than 200 invited lectures at various national and international seminars and conferences in India and abroad. He authored two books and edited a number of volumes.

Following his yeomen service in B. P. C. College Piravom as the Principal, Dr. Sunny Kuriakose joined the Federal Institute of Science and Technology, (FISAT) Mookkannoor, Angamaly as the Dean, Student Affairs on May 2, 2014 and was relieved on May 1, 2021. His contribution as NAAC and NBA coordinator, has been instrumental in getting NAAC A grade accreditation and NBA accreditation for five B. Tech. programmes in FISAT.

Dr. Sunny Kuriakose is an active member of the Kerala Mathematical Association. He served the Association as its General Secretary for eight years and now serves as the Academic Secretary of the Association. He is a life member of ISTE. Dr. Sunny is a reviewer of many Mathematics journals. He is a qualified Kerala State Basketball Referee too. Dr. Sunny Kuriakose has the visited UAE, Sri Lanka, South Korea, Australia, Thailand, Singapore, Indonesia, Hongkong, Philippines, Malaysia, Vietnam, Cambodia and Canada.