This document contains the professional portfolio of Mr. Nitish Singh Sengar, an electrical engineer with over 3.5 years of experience in solar energy projects. It summarizes his work experience with 3 companies - Daiz Solar Inc, Minda Energy Pvt Ltd, and Research Center Sustainable Solutions Pvt Ltd - where he was involved in the design, installation, and commissioning of various solar power projects including rooftop power plants, street lighting systems, home lighting systems, and more. It also lists the technical tools he is proficient in using such as PV Syst, AutoCAD, DIALUX, and various Microsoft Office programs.