[1] Lecturer (Faculty Member, on Contract basis), in: Electronics Department, Vidyasagar College (University of Calcutta), Kolkata-700006, India; Dates interval: 1st August 2005 to 31st January 2006
[2] Lecturer (Faculty Member, on Contract basis), in: Electronics Department, Vidyasagar College (University of Calcutta), Kolkata-700006, India; Dates interval: 8th November 2006 to 28th February 2007
[3] PhD-Scholar (Project-Researcher, on Contract basis), in: UKIERI (UK-India Education and Research Initiative) Project, ‘Nanotechnology and Integrated BioEngineering Centre’ (NIBEC), School of Engineering, University of Ulster, BT37 0QB, Northern Ireland, United Kingdom; Dates interval: 17th September 2007 to 27th June 2011
[4] Senior Project Scientist (Project-Staff, Ad Hoc basis), in: Department of Mechanical Engineering, Indian Institute of Technology Kanpur, Ministry of Education (Government of India), Kanpur-208016, India; Dates interval: 4th August 2011 to 31st October 2011 [NOTE: End-Date of this Project (Project Number: ILB/MHRD/ME/20100087) is 31st October 2011 according to the Norms of the Government-of-India]
[5] Assistant Professor (Faculty Member, Ad Hoc basis), in: Department of Electronics and Communication Engineering, Adamas Institute of Technology (West Bengal University of Technology), Barasat, Kolkata-700126, India; Dates interval: 10th July 2012 to 11th January 2013
[6] Assistant Professor (Faculty Member, on Contract basis), in: Department of Electronics and Communication Engineering, National Institute of Technology Manipur, Ministry of Education (Government of India), Manipur-795001, India; Dates interval: 15th January 2013 to 21st August 2014
[7] Assistant Professor (Faculty Member, on Contract basis), in: Department of Electronics and Communication Engineering, Institute of Engineering and Management (West Bengal University of Technology), Salt Lake, Kolkata-700091, India; Dates interval: 10th September 2014 to 1st April 2015
[8] Senior Lecturer (Faculty Member, on Contract basis), in: Department of Electronics and TeleCommunication Engineering, Kingston Polytechnic College, Barasat, Kolkata-700126, India; Dates interval: 29th July 2015 to 14th January 2016
[9] Assistant Professor (Faculty Member, on Contract basis, Grade-II), in: Department of Electronics and Communication Engineering, National Institute of Technology Arunachal Pradesh, Ministry of Education (Government of India), Yupia, Arunachal Pradesh-791112, India; Dates interval: 22nd January 2016 to 2nd October 2019
[10] Assistant Professor (Faculty Member, on Continuous basis, Grade-II), in: Department of Electronics and Communication Engineering, National Institute of Technology Arunachal Pradesh, Ministry of Education (Government of India), Yupia, Arunachal Pradesh-791112, India; Dates interval: 3rd October 2019 to till date