As a PLANNING ENGINEER of M/s Al TURKI ENTERPRISE LLc, the main contractor for major DCMEI projects (Design, Civil, Mechanical, and Electrical & Instrumentation) for M/s PETROLEUM DEVELOPMENT of Oman (PDO) that involved construction & maintenance activities of on-shore oil exploration and gathering fields, my responsibilities included planning, scheduling, monitoring, material planning & most importantly cost estimation/control of various ongoing projects.