The company invites all prospective suppliers and contractors for Operation Technology Cyber Security Upgrade at CSF in Ras Laffan Industrial City. The CSF OT system shall be upgraded to enhance the cyber security requirements. The work involves design, supply, installation and commissioning of additional hardware/software based on the specific requirements mentioned in the SOW. The work will involve installation of additional Fire-walls for outbound traffic connections. The existing virtual machines servers shall be installed with the required services for managing the network. This includes services like domain controller, WSUS, AV, Patch Management etc.