System Administration Lead - Hybrid, Azure & Security

Entek Elektrik; Üsküdar; Hybrid; TRY 300,000 - 600,000; Full time

Benefits offered by this job

Hybrid work model

Flexible working hours

Koç Group Healthy Living Program

Development and mentoring programs

Job summary

Entek Elektrik, a Koç Group energy company, seeks an IT Infrastructure Administrator to manage Windows Server and MS infrastructure, AD/Entra ID, and Azure/M365 environments. You will implement conditional access, MFA, and Defender solutions while supporting multiple locations in a hybrid working model.

You should have a BS in computer engineering or related field with 3+ years’ experience, strong English, and hands-on PowerShell automation skills.

Qualifications

• Bachelor's degree in Computer Engineering or related field.
• Minimum 3 years in system/infrastructure administration incl. Windows Server.
• Experience with AD, DNS, DHCP, GPO, certificate infra, Azure AD, Azure/Microsoft 365.

Responsibilities

• Manage installation, admin, maintenance and monitoring of Windows Server and MS infra.
• Administer Active Directory, DNS, DHCP, GPO, cert infra and Entra ID services.
• Manage Azure, Microsoft 365 and Intune environments incl. device inventory & patching.
• Support Conditional Access, MFA, endpoint security, Defender solutions.
• Analyze issues, identify root causes, and improve system performance and security.
• Provide remote and on-site support across locations as required.
• Contribute to IT projects, disaster recovery, and continuity processes.
• Maintain inventories and prepare technical documentation; liaise with vendors.
• Engage in agile projects; participate in Koç Group initiatives and trainings.

Skills

Windows Server admin

Azure AD/Entra ID

PowerShell scripting

Endpoint security

ITIL processes

Analytical thinking

Communication skills

Technical English

Education

Bachelor's degree in Computer Engineering

Tools

Microsoft Intune

SCCM/MECM

Microsoft 365

Azure

Microsoft Defender

Active Directory

Job description

Entek Elektrik, a Koç Group energy company, seeks an IT Infrastructure Administrator to manage Windows Server and MS infrastructure, AD/Entra ID, and Azure/M365 environments. You will implement conditional access, MFA, and Defender solutions while supporting multiple locations in a hybrid working model.

You should have a BS in computer engineering or related field with 3+ years’ experience, strong English, and hands-on PowerShell automation skills.