Prof. Dr. J.A. Jayalal is M.S, FRCS (Glasgow), DLS (Germany), FIAGES, MBA (HA), Ph.D. (Surgery).
- Ex- National president ima (2020-21) - Indian medical association (hqs)
- Professor of surgery - Tirunelveli medical college
- District governor ys men international organization swir dist 3
- National head ima UNESCO bioethics at Haifa
- Member board of studies the tn dr mgr medical university
- Hon. Professor in the academy of medical specialty
- National faculty of Indian association of gastrointestinal endoscopic surgery
- National faculty in hernia society of India
- National faculty national board of examination
- Freemason - lodge Vivekananda
- Coordinator kumari young scientist program
- State president i/c Tamilnadu state medical council 2017
- Councilmember, tn nurses and midwives council 2014-16
- Councilmember tn pharmacy council 2016-2017
- Senate member in mgr medical university 2014 to 2017
- Vice president - commonwealth medical association, London UK
- President - Rotary club marthandam
- Chairman - asi kanyakumari
- Executive council member images
- National trustee Christian medical association of India
- President ys men club marthandam
- Executive council member CSI synod
- Branch secretary marthandam ima 2003-04
- Branch president marthandam ima 205-06
- State paramedical wing secretary ima tnsb 2006
- State secretary college of GP ima tnsb 2007-2010
- National secretary college of GP ima 2008-10
- State secretary ima Tamilnadu 2011-2013
- State president ima Tamilnadu 2018
- National coordinator ima academic wings 2014-17
- National coordinator ima -UNESCO bioethics 2018-20
- Member national academic standing committee
- Member national political liasioning standing committee
