Principal Architect – Senthilkumar & Associates, Chennai.
•    President – SAPAA, School of Architecture & Planning Alumni Association, Anna University (2020 – Till Date).
•    Immediate Past Chairman  – The Indian Institute of Architects Tamilnadu Chapter (2015 - 2020).
•    Vice Chairman - Institutional Affiliation and Students Affairs Committee – IIA Mumbai.
•    Immediate Past Chairman – ISOLA – Indian Society of Landscape Architects Tamilnadu & Pondicherry Chapter (2018 - 2020)
•    Former Member of Board of studies, School of Architecture and Planning, Anna University.
•    Visiting Professor – School of Architecture – Bharath Institute of higher Education and Research, Selaiyur.
•    Fellow of Indian society of Landscape Architects ( ISOLA)
•    Fellow of Indian Institute of Architects (IIA)
•    Fellow member of Indian Institute of Interior Designers (IIID)
•    Jury Member for School of Architecture Sathyabhama university, Mohamed Sathak AJ Academy of Architecture- Siruseri, Prime College of Architecture – Nagapattinam, School of Architecture & Planning, Anna University, NIT Trichy, VIT Vellore, SRM University
•    Inspection Committee member for institutions Council of Architecture, New Delhi.
•    Ratification Committee member for staff recruitment in institutions, Council of Architecture, New Delhi.
•    Excellence in Landscape Architecture award 2016 – Governor of Tamilnadu.
•    Outstanding Member Award, IIA, TN chapter – 2011.
•    Visiting Faculty  for M.L.Arch in SAP, Anna university Chennai since 2000.
•    Consultant landscape Architect for Anna University, Madras university, L&T, 
•    Empaneled Architect for CPCL(Chennai Petroleum Corporation) and  Bank of Baroda.
•    Empaneled Landscape Architect for Corporation of Chennai.
•    Associate Member of Indian Society of Lighting Engineers
•    Visiting faculty for Landscape Architecture and Jury member for Architecture and Department of Landscape Architecture – School of Architecture and Planning – Anna university.
•    Involved as a Landscape consultant for the revitalization programme for Gandhi mandapam headed by the Governor of Tamilnadu.
•    Presented papers for Q.I.P.cell (Quality improvement programme) Architecture Department – Anna university.
•    Presented papers for Institute of Valuers, Directorate of Technical Education and on Green buildings.
•    2000 – 2006 Executive Committee Member - Indian Institute of Architects, Tamilnadu Chapter.
•    2006 – 2010 Joint Honorary Secretary - Indian Institute of Architects, Tamilnadu Chapter.
•    2013 – 2014 Vice Chairman - Indian Institute of Architects, Tamilnadu Chapter.
•    2015 – 2020 Chairman - Indian Institute of Architects, Tamilnadu Chapter.