This document is a curriculum vitae for Rangga Tirta Prayitno, a cementing field engineer from Indonesia. It includes his personal details, education history, skills, work experience, training and certifications. He holds a Bachelor's Degree in Petroleum Engineering and has worked as a cementing field engineer for PT. Halliburton Indonesia since 2014, where he is responsible for cementing program design, execution, and reporting. He has extensive training and experience in cementing operations, drilling, and the oil and gas industry.