Dec 2012: TeVPA 2012, Tata Institute of Fundamental Research, Mumbai, India [Member of local organizing committee].
Aug 2013: MCNet and Terascale Alliance Monte Carlo School 2013, Goettingen, Germany.
Aug 2015: 34th International Cosmic Ray Conference, The Hague, Netherlands [Presented].
Jul 2017: 35th International Cosmic Ray Conference, Busan, South Korea [Presented].
Jul 2019: 36th International Cosmic Ray Conference, Madison, WI, USA [Presented].
Oct 2019: The 5th Asia Tier Center Forum & 1st Asian HTCondor workshop 2019, TIFR, Mumbai, India.
May 2020: HTCondor Week 2020, University of Wisconsin-Madison, USA (Virtual).
Jun 2020: XXIX International Conference on Neutrino Physics and Astrophysics, Fermilab, USA (Virtual).
May 2021: GCOS Workshop, Germany (Virtual).
Jun 2021: 5th International Workshop on Deep Learning in Computational Physics, Moscow, Russia (Virtual).
Jul 2021: 37th International Cosmic Ray Conference, Berlin, Germany (Virtual) [Presented].
May 2022: 21st International Symposium on Very High Energy Cosmic Ray Interactions (Virtual), Ooty, India [Co-convener of local organizing committee, member of editorial board, and presented].
Jul 2022: IUPAP 100 Symposium, International Centre for Theoretical Physics, Trieste, Italy (Virtual).
Jul 2022: First Asia-Pacific IUPAP event on IUPAP 100 anniversary, International Centre for Theoretical Physics, Trieste, Italy (Virtual) [Member of organizing committee].
Feb 2023: Institute for Space-Earth Environmental Research (ISEE) Workshop 2023, Nagoya University, Nagoya, Japan [Presented].
Jul 2023: 38th International Cosmic Ray Conference, Nagoya, Japan [Presented].
Jul 2024: 22nd International Symposium on Very High Energy Cosmic Ray Interactions, Puerto Vallarta, Mexico [Member of local organizing committee, scientific program committee, and editorial board].
Aug 2024: OSG School 2024, University of Wisconsin-Madison, USA [Presented].
Sep 2024: CORSIKA 8 Workshop 2024
Jun 2025: International Symposium on Cosmic Rays and Astrophysics (ISCRA), Russia [Presented].
Jul 2025: 39th International Cosmic Ray Conference, Geneva, Switzerland [Presented].
Dec 2010: 5th Winter school on AstroParticle Physics, Ooty, India.
Dec 2011: 6th Workshop & Winter school on AstroParticle Physics, Darjeeling, India [Lectured and conducted an experimental session on Monte Carlo simulations].
Dec 2014: 9th Workshop & Winter school on AstroParticle Physics, Ooty, India [Lectured and conducted an experimental session on measurement of muon lifetime].
Feb 2015: National Science Day, Ooty, India [Organized live demonstrations for outreach activities].
Dec 2015: 10th Workshop on AstroParticle Physics, Darjeeling, India [Lectured].
Feb 2016: National Science Day, Ooty, India [Organized live demonstrations for outreach activities].
Dec 2016: 11th Workshop & Winter school on AstroParticle Physics, Ooty, India [Lectured and conducted an experimental session on measurement of muon lifetime].
Feb 2020: National Science Day, Ooty, India [Organized live demonstrations for outreach activities].
Feb 2020: National Science Day 2020 – Workshop on Space Science, IIT Kanpur, India [Lectured].
Sep 2020: Advances in High Energy Physics, Dr. B. R. Ambedkar National Institute of Technology, Jalandhar, Punjab, India (Virtual).
Sep 2020: Computer Interfaced Science Experiments, IUAC, India (Virtual).
Dec 2020: XXIV DAE-BRNS High Energy Physics Symposium 2020, NISER, Odisha, India (Virtual).
Dec 2021: Mini Workshop on Triggerless Muon DAQ System for GRAPES-3 Muon Detector, Ooty, India [Lectured].
Jan 2022: Training on information Technology, Data Security and Cyber security, BARC, India (Virtual).
May 2022: Workshop on cosmic rays, space weather and atmospheric science, Ooty, India [Lectured].
Dec 2022: XXV DAE-BRNS High Energy Physics Symposium 2022, IISER Mohali, Punjab, India.
Jan 2023: Training on information Technology, Data Security and Cyber security, Government of India, India (Virtual).
Feb 2023: National Science Day, Ooty, India.
Nov 2023: Frontiers of Science, Technology and Education, TIFR, Mumbai, India.
Jan 2024: Workshop in High Energy Physics Phenomenology (WHEPP XVII), IIT Gandhinagar, India [Lectured].
Feb 2025: International Conference on Frontiers in Physics (ICFP-25), Albertian Knowledge Summit (AKS-25), St. Albert College, Ernakulam, India [Invited keynote speaker].
Feb 2025: National Science Day, Radio Astronomy Center, Ooty, India [invited referee].
Mar 2025: School on Experimental Astroparticle Physics 2025, Ooty, India [Member of organizing committee. Conducted an experimental session on “Analysis of cosmic ray data”.]
Mar 2025: GRAPES-3 Collaboration Meeting, Ooty, India
May 2025: Teaching a first course in astronomy and astrophysics, IUCAA, India