• Consultant - Department of head and neck and reconstructive surgery at Mazumdar Shaw Cancer Center, Narayana Hrudayalaya,(2012 – 2019)
• Master Chirugie(MCh) Head & Neck Surgical Oncology at Amrita Institute of Medical Sciences, Kochi (2008 - 2011)
• Fellow head and neck surgery, Fremantle Hospital, Perth, Australia (2010 - 2011)

• Medical Board of Western Australia and AMC – April 2010-March 2011 

• One of the key founders of the Indian Society of Neuro-Oncology (ISNO), an academic forum for all health professionals involved in brain tumours. Completed two consecutive terms as its first founding General Secretary since its inception in 2008 and has now completed his term as the President of the society. Currently serves as Chair of the Senior Advisory Council. 
• Delivered the prestigious invited NIMHANS Dr. Subhadra Dayanand Rao oration on 29th June 2017 at NIMHANS, Bengaluru.
• Key leader for establishing the Sub Saharan African Society of Neuro Oncology and the South
• American Society of Neuro Oncology.
• Chaired the ISNO national consensus guidelines for medulloblastoma 2015-16
• Award for Excellence in Paediatric Clinical Research” of the 19th Annual Scientific meeting of the Society of Neuro Oncology (SNO) 2014.
• Award for Excellence in Quality of Life Research” of the Annual Scientific meetings of the Society of Neuro-Oncology (SNO) 2007 and 2012 at the SNO meeting at Dallas and Washington,D.C, respectively. 
• President, Asian Society for Neuro-Oncology (ASNO) for 2012-13.
• Executive Co-Editor (Asian and Australian region), Neuro-Oncology Practice. 2013-onwards. A dedicated journal from the prestigious Society for Neuro Oncology (SNO) and published by the Oxford Group.
• Scientific Co-chair, European Society of Medical Oncology (ESMO) Asia 2015 and 2016.
• Scientific Chair, Neuro Oncology section, European Society of Medical Oncology (ESMO) Asia 2017.
• Best Oncologist in India Award by Medscape India 2014.
• Top Radiation Oncologist award in Mumbai for 3 consecutive years.
• Silver medal (merit of first order) in recognition of merit during postgraduate training in Radiotherapy and Oncology at PGIMER, Chandigarh, INDIA.
• “Parvati Sethi best paper award” of the 14th Annual Conference of the Association of Radiation Oncologists of India at Hyderabad, 27th to 30th Jan. 1993
• Best paper award in the Gastroenterology endoscopy session of the 34th Annual Conference of the Indian Society of Gastroenterologists at Goa, 14th to 17th Oct. 1993

• Worked as Sub Investigator in A Randomized double blind placebo controlled multicenter phase III study of post operative adjuvant Lapatinib or placebo & concurrent chemo radiation followed by maintenance Lapatinib or placebo monotherapy in high risk subjects with resected squamous cell carcinoma of head and neck from august 2009 
• Worked as Research Coordinator in A phase II Randomized, double blind, placebo 
• controlled, multicenter comparative study of ZD1839 250 mg or 500 mg (Iressa TM) given either continuously or concomitantly with Cisplatin plus Radiotherapy for the treatment of patients with previously untreated unresectable late stage III/IV non-metastatic Head and Neck Squamous Cell Carcinoma from 1st August, 2005 to 31st May, 2006, Study Code: 1839IL/0706 
• Thesis - Clinico Pathological Study of effects of tobacco on Upper Aero-Digestive tract 

Papers Published

• The role of preoperative, intratympanic glucocorticoids for hearing preservation in cochlear implantation: a prospective clinical study - The Laryngoscope Volume 122, Issue 1, pages 190–195, January 2012 
• Selective Neck Dissection Is Effective in N1/N2 Nodal Stage Oral Cavity Squamous Cell Carcinoma- Journal of Oral and Maxillofacial Surgery 
• Volume 71, Issue 3, March 2013, Pages 636–643 
• OP039: Anatomic basis for inverse planning for mandibular reconstruction- Oral Oncology Volume 49, Supplement 1, 1 May 2013, Pages S18–S19 
• Efficacy of Per Oral Access in the Surgical Management of T2/T3 Oral Cavity Squamous Cell Carcinoma- Otolaryngol Head Neck Surg December 2012 vol. 147 no. 6 1069-1075 
• Orbital Floor Reconstruction with Free Flaps after Maxillectomy- Cranial Maxillofac Trauma Reconstruction 2013; 06(02): 099-106 
• A case series of paediatric hearing preservation cochlear implantation: a new treatment modality for children with drug-induced or congenital partial deafness.Kuthubutheen J, Hedne CN, et al.- Audiology & Neuro-Otology. 2012; 17(5): 321-30