Ömer Faruk Çırakoğlu

• Managed network security, information security, cloud, it support and monitoring teams
• Delivered project oversight and provide architectural plan
• Developing strategies and pipelines to automate infrastructure operations and cloud native applications
• Achieved high level ROI by migrating whole infrastructure from AWS to GCP and optimizing resources
• Collaborated with other heads to identify and resolve problems
• Tested network performance and created strategies to maintain integrity of overall infrastructure
• Provided onboarding and mentoring of newly hired employees, offering positive reinforcement

• Management of Cloud and system operations team which is responsible for storage, backup, virtualization, operating systems, automation, Openshift/Kubernetes microservice layer and monitoring platforms
• Disaster Recovery Center and Business Continuity management on Cloud
• Annual capital budget management
• Testing infrastructure performance and creating strategies to maintain integrity of overall infrastructure
• Coordinating Cloud projects, defined scope, and managed milestones

Cloud and Infrastructure Team Lead - 2020 - 2021

• Leading Cloud and System Administration team
• Replicating VMware virtual machines to GCP cloud with Actifio
• Booting up hundreds of vms and other resources with low RPO in case of disaster with automation
• Creating microservices on GCP with GKE Kubernetes engine
• Creating Ansible automation pipelines to manage both onpreme and cloud resources
• Installed system-wide hardware components, confirming interoperation and compatibility with Linux-based software distros
• Maintained servers and systems to keep functions fully operational during peak periods

Senior System Administrator - 2017 - 2020

• RHV / VMware / Kvm virtualization platform management
• Storage platform management, Dell EMC Vplex, XtremIO, PureStorage Flash Array, Brocade san switch
• NAS environment management Dell EMC Isilon and Pure FlashBlade
• Datacenter Hardware Infrastructure management, DellEMC M1000e Blade chassis, Cisco UCS B200 chassis, Dell HP rackmount servers
• Operating System management, RedHat Linux, Suse
• Backup Management, DellEMC Networker, Datadomain and HP Tape Library
• Orchestration and Automation management, RedHat Satellite, Puppet, Ansible, Cloudforms
• Container platform management, RedHat Openshift
• Monitoring management, Zabbix, Grafana, Lpar2rrd, Stor2rrd, Prometheus

• Presales and post-sales support for IBM POWER servers
• Presales and post-sales support for IBM AIX
• Support for IBM HACMP (PowerHA)
• Support for RedHat, Oracle Linux, Suse Linux
• Creating automation pipelines with Saltstack

• Server setup, performance monitoring, disk operations and security issues of Unix/Linux Systems (RedHat, Suse systems on x86 platform, Solaris systems on Sparc platform, AIX systems on IBM power platform)
• Management of Oracle VM (LDOM) virtualization platform which includes 6 T5-4 SPARC servers and 100+ guests
• Management of RedHat OpenStack Object Storage platform which includes Swift and Keystone OpenStack modules
• Orchestration and automation of OpenStack platform with Ansible
• ISO 27001 security standards and audit issues

• Administration of Unix/Linux Systems at YapıKredi (RedHat, Suse systems on x86 platform, Solaris systems on Sparc platform, AIX systems on IBM power platform), including core banking system on M-SPARC system
• Administration of Oracle VM (LDOM) virtualization platform which includes 13 T5-4 SPARC servers and 100+ guests
• Administration of IBM LPAR platform and VIOS servers

• Providing support for setup, disk management, application management and performance monitoring of Unix/Linux systems (RedHat, AIX, Solaris, Suse)
• Performed hardware and software installations and configurations for Oracle Sun Servers, IBM Power Systems and HP,Dell Intel servers