Emre Ok Email and Phone Number

• Administration of SIEM product• Collecting and archiving logs of systems under audit, configuring alarm conditions and planning actions for generated alarms• Updating alarms due to changes in logs after activities like upgrades• Troubleshooting and ensuring the proper functioning of SIEM modules to maintain system health and balance• Installing necessary connectors (syslog, filereader, DB) on Linux and Windows servers for load balancing and configuring loadbalancer pool… Show more • Administration of SIEM product• Collecting and archiving logs of systems under audit, configuring alarm conditions and planning actions for generated alarms• Updating alarms due to changes in logs after activities like upgrades• Troubleshooting and ensuring the proper functioning of SIEM modules to maintain system health and balance• Installing necessary connectors (syslog, filereader, DB) on Linux and Windows servers for load balancing and configuring loadbalancer pool definitions• Periodically reviewing logs to optimize EPS value by dropping logs that are not useful for log efficiency• Performing static and dynamic analysis of suspicious emails and files reported within the scope of Threat Hunting using sandbox assistance.• Investigating vulnerabilities in our bank's products and systems, planning necessary upgrades, hotfixes, and actions, and monitoring their implementation• Reviewing notifications from threat intelligence systems and blocking newly identified IOCs (Indicators of Compromise) in the systems• Taking L1-L2-L3 level actions for major-level alarmsIn addition, we use technologies such as AV, IDS, IPS, NDR, SOAR, mail analyzer etc. for detection and operations Show less

• Installation of UiPath and Blueprism products, defining network settings and permissions• Monitoring and reporting of designed processes• Coordinating with the software development team to address processes with errors or that require improvement• Identifying and resolving chronic issues

• IVR algorithm setup and configuration based on requests• L1/L2 VoIP support, identifying and resolving software and network issues experienced by customers using Softphone

• Datacenter device installations,, cabling, and drawing customer topologies• Planning device installations based on hot/cold aisle corridors• KVM installation and permission management• Generator and UPS maintenance• Chiller/air conditioning maintenance and checks• FM200 fire suppression system control• DC visitor card and permission management• L1/L2 support (xDSL, Fiber internet, Metro Ethernet, Dark fiber, BGP, TNAP)• Preparation of NOC team shifts•… Show more • Datacenter device installations,, cabling, and drawing customer topologies• Planning device installations based on hot/cold aisle corridors• KVM installation and permission management• Generator and UPS maintenance• Chiller/air conditioning maintenance and checks• FM200 fire suppression system control• DC visitor card and permission management• L1/L2 support (xDSL, Fiber internet, Metro Ethernet, Dark fiber, BGP, TNAP)• Preparation of NOC team shifts• Keeping documents and inventories up to date• Orientation and technical training within the team Show less