ISG - Istanbul Sabiha Gokcen International Airport

System Administrator

İstanbul, İstanbul, TR

23 days ago
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Summary

We are looking for a passionate and forward-thinking System Administrator to join our dynamic IT team. If you’re someone who says “technology is my lifestyle”, always seeks innovation, and is eager to contribute to mission-critical systems, this role is for you.


You will play a key role in ensuring the smooth, uninterrupted, and high-performance operation of our technology infrastructure — the backbone of our airport's critical processes. ✈️


Key Responsibilities:

  • Administer and secure both Windows and Linux operating systems,
  • Manage daily system operations efficiently,
  • Install and manage virtual and physical servers,
  • Ensure 24/7 system uptime for services under your responsibility,
  • Conduct server installations, configurations, patching, and periodic maintenance,
  • Oversee and improve system backup processes,
  • Ensure business continuity by testing and enhancing disaster recovery scenarios,
  • Handle fault, problem, and change management processes,
  • Manage and maintain Active Directory and Microsoft Exchange environments,
  • Administer platforms such as Office 365, Azure, Amazon Web Services,
  • Carry out performance, configuration, and capacity management,
  • Ensure compliance with information security requirements,
  • Coordinate with vendors and external resources to maintain and improve service and product quality.


What We’re Looking For:

  • Preferably a degree from Engineering faculties,
  • Minimum 5 years of professional experience,
  • Familiarity with data security operations and compliance frameworks,
  • Good command of English (both written and verbal),
  • Calm, composed, and competent under pressure,
  • Excellent problem-solving and critical thinking skills,
  • Strong project management skills,
  • Highly communicative, responsible, and results-oriented,
  • Disciplined in work and reporting, open to learning and self-development,
  • Willingness to work in flexible and demanding environments,
  • Knowledge of ITIL and service management processes,
  • Hands-on experience with:

✔️ Windows Server roles and services

✔️ Linux OS administration

✔️ Server & Client architecture

✔️ Web servers (IIS, Apache, etc.)

✔️ Active Directory and Exchange services

✔️ Microsoft O365 platforms (incl. admin experience preferred)

✔️ Virtualization technologies, especially VMware

✔️ Cloud platforms: Azure, Office 365, AWS

✔️ Enterprise backup systems (Commvault preferred)

✔️ Storage and SAN networks

✔️ SQL databases (admin experience is a plus)

✔️ Basic understanding of network and security infrastructures


Ready to build the digital backbone of aviation?

Join us and help drive the future of airport technology forward. ✈️

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