Dharmendra Singh has over 2 years of experience working as a RF Optimization engineer at Samsung Electronics India and previously as a BTS Engineer at TVSICS and Arya Tele link. He holds a B.Tech degree in Electronics and Communication from BBDNITM Lucknow, with 70% marks. His work experience includes RF optimization, EMF calculations, site locking/unlocking, and alarm clearance on various networking tools and technologies.