Ensures the construction of the systems is completed in accordance with prescribed information prior to commencement of pneumatic and hydrostatic pressure tests for all test packages.Supervises the hydro testing (hydrostatic and pneumatic), bolt tightening and handle reports on the completion of tests and to supervise line cleaning after hydro test. Liaises with the Completions Engineer or Construction Engineer to ensure completeness, punch lists preparation, and readiness for hydro tests activities.