Construction, Installation, Inspection and Commissioning activities as per ATEX directives, ABS, IEEE, IEC & ANS standards. Ensuring compliance with IEC 60079-14/IEC 60019-17 and Client Specification. Responsibility for FPSO Marine & topside Electrical Pre commissioning and Commissioning activity Involved Commissioning tri party walk, for system subsystem and generate Commissioning punch list. Vendor assist third party for High voltage switchboard relay testing and ACB protection testing/Hi-pot test, ductor test for 13.8KV, 690V and 440V switchboard Dynamic Commissioning of Electrical Support for Gas Turbine Generator, HP,MP, LP Compressors and other Topside major process systems. Prepare and apply Permit To Works and Execute the Commissioning activity for all Electrical System and HV and LV drives, in addition authorized for Electrical Isolation Authority for Permit to Work system. Analyze the tender documents and study scope of the work and project schedules. To prepare tender questionnaires/pre qualifications and Submission. Develop the bid cost estimate of project construction activities and services including construction equipment, plant materials and subcontracts. Prepare material take off, man hour histogram, supplier & Subcontractor negotiation, evaluating progress claim and Variation for the Oil & Gas projects. Prepare the Budgetary bit cost for the beginner stage projects Identification of site instruction to split the original scope and additional work by on site inspection and report to project services.