Gülizar Vural Özaltın

Cyber Security Engineer

Maltepe, Istanbul, Türkiye

About

Experience

  • Cyber Security Engineer at Ziraat Teknoloji
    Oct 2025 - Present · 9 mos

  • Mimar Güvenlik Mühendisi at Intertech Information Technology and Marketing Inc.
    Jan 2024 - Oct 2025 · 1 yr 10 mos

  • Garanti BBVA Teknoloji (Full-time · 4 yrs 1 mo)
    • Cyber Security Engineer Expert
      Apr 2022 - Jan 2024 · 1 yr 10 mos

    • IT Security Specialist
      Jan 2020 - Apr 2022 · 2 yrs 4 mos

  • Security Engineer at Platin Bilişim
    Aug 2017 - Jan 2020 · 2 yrs 6 mos

    QRADAR-SIEM

  • Türkiye Finans Katılım Bankası (Istanbul, Istanbul, Türkiye)
    • IT Engineer- Part time
      Aug 2016 - Jun 2017 · 11 mos

      1) The Checkpoint,Bluecoat,Srx(Juniper),TrendMicro,FireEye ,EndPoint(Traps), Netscaler(Citrix),Sftp. 2) Take a daily rapors and daily controls. 3) Configuration of SRX(Juniper) communication of VLAN (Address, Address set, Address book…etc ) . 4) Filtering and giving access permission for every URL by using Bluecoat. 5) TrendMicro give permissions to the users access like USB, CD. 6) Control Minder ,Modify the servers ,create the same copy of servers, create new server ,delete exist server. 7) SFTP, support file transfer connections for external and internal sources . 8) Wan,lan,Http,Https.

    • stajyer
      Jul 2016 - Aug 2016 · 2 mos