Controlling of a contracting site

A subcontractor erected an Aluminium structure in Oman Muscat Grand Mall for fixing of Media screens. To see if everything was done according to the drawings we need to send an architect or civil engineer to the site for controlling the work done and in case of mistakes to supervise the rectification by the subcontractor. The person required should be able to travel to Muscat Oman and stay there for the time it needs to survey, to assess and to rectify what needs to be done. Can be in more than one approach. The remuneration should be negotiated according to the educational skills of the selected person.