I have worked as a HVAC site execution engineer for the following years from 2018 to 2021,later in year 2021 joined the petroleum and gas pipeline Valve maintenance company that works on online repair such as body leaking, passing, hard operation and jam of valve, gearbox and mechanical problem in any pnumatic, hydraulic or mechanical actuators. valve testing according to API 6A, API 6D, ASME Standards, hydro testing of shell and seat, mechanical repairs, calibration and overhauling are my expertiesepermit receiver and leading technical work activities of technician and report making.