Experience

Bilyoner

• Türkiye
• Entertainment
• 100 - 200 Employee

• Senior Linux System & DevOps Engineer

  • Jun 2021 - Present

  • Designed VM templates and developed Vmware/Vcenter VM Automation by using Ansible, FreeIPA (LDAP&DNS), Privx and Netbox. • Standardized OS patch management with Ansible and other Red Hat products such as Satellite. • Managed more than 400 Linux VMs, installed middleware (Redis, Kafka clusters), database clusters (MongoDB, Cassandra, PostgreSQL), NFS cluster, EFK stack, NGINX and Varnish VMs with Ansible playbooks. • Installed and configured Splunk forwarder agent for audit logging and Crowdstrike Falcon Sensor to improve security on more than 400 VMs. • Designed dynamic inventory for devices, equipment racks, IP addresses, virtual machines by using Netbox and integrated with Vmware/Vcenter VM Automation. Also, used python scripts to maintain consistency and ensure that all the relevant information is stored in NetBox. • Designed new monitoring and alerting system with Zabbix, Grafana and Prometheus. Also, Telegraf and InfluxDB for VMware cluster & host monitoring. • Worked closely with internal staff and vendors to determine planning, implementation and integration of system-oriented projects. • Maintained flexible schedule and responded to after-hours and weekend emergencies. • Made recommendations regarding information technology infrastructure overhauls, architectural improvements, design and integration solutions. • Designed and implemented new server standards for core business services. 𝐀𝐬 𝐚 𝐩𝐚𝐫𝐭 𝐨𝐟 𝐃𝐞𝐯𝐎𝐏𝐒 𝐭𝐞𝐚𝐦; • Installed and managed a small scale k8s cluster used for opensource tools like Grafana, NetBox, InfluxDB, Ansible AWX. • Managed Openshift clusters used for microservices (Mostly memory intensive, developed with Java) • Deployment stages of microservices on OpenShift. • Configured the EFK stack to aggregate logs for microservices on Openshift (to benefit application developers can view the logs of the projects for which they have view access) • CI/CD pipeline, build/deploy processes and jobs creations on Jenkins. Show less



Vargonen

• Türkiye
• IT Services and IT Consulting
• 1 - 100 Employee

• Linux System Administrator

  • May 2019 - Jun 2021

  Vargonen is a global scale hosting solutions, professional IT Solutions Company founded in Turkey and operating since 2001.Since 2001, Vargonen is providing services to largest enterprises and serve the clients from all sizes, with working on multiple different projects and having a number of high-skilled experts, it's ready to be solution provider for special requirements.Services include; Hosting Services, Dedicated Servers, Virtual Servers, CDN solutions and network services specially designed and configured for high demanding applications and web sites.• Designed VM templates in Vmware used for VM Installation Automation to benefit junior team members and customers.• Standardized job tasks and trained junior team members on industry best practices and standards.• Maintained flexible schedule, responded to after-hours and weekend emergencies.• Worked closely with customers, internal staff to determine planning, implementation and integration of system-oriented projects.• Created technical documentations, know-how database to benefit junior team members.• Participated in all phases of system development life cycle, from requirements analysis through system implementation and server hardening projects.• Worked with software development team on reported errors, bugs and tests on newly released software.• Maintained all hosting (Linux/cPanel & Windows/Plesk) and company-wide Linux servers included customer environments.• Designed new monitoring system with Zabbix & Grafana. Telegraf & InfluxDB for VMware cluster & host monitoring.• Developed bash scripts in line with alerts received from the monitoring system to increase system efficiency, performance and time.• Designed and developed Clientless Remote Desktop & SSH Gateway to company-wide servers. Show less

• Senior Customer Support Specialist

  • Feb 2018 - May 2019

  • Worked closely with customers to determine issues and planning. Trained junior team. • Created technical documentations, know-how database to benefit junior team members.

• Help Desk Operator

  • May 2015 - Feb 2018



Yaşar Holding

• Türkiye
• Human Resources Services
• 200 - 300 Employee

• Intern

  • Jul 2013 - Aug 2013

  Summer Internship - Systems & Network Summer Internship - Systems & Network



Egebimtes Bilgi Teknolojileri A.Ş.

• Türkiye
• Information Technology & Services
• 1 - 100 Employee

• Intern

  • Sep 2010 - Feb 2011

  Systems & Network, Computer Hardware Systems & Network, Computer Hardware