System and Operational Security Assistant Specialist

Wideandwise; Çankaya; On-site; TRY 260,000 - 380,000; Full time

Job summary

Wideandwise is seeking a System and Operational Security Assistant Specialist to help maintain a robust, secure, and resilient IT infrastructure. You will support security configurations, monitor endpoint protection, and manage IAM within AD/Azure AD, while handling Microsoft 365 administration and related services.

The role emphasizes ISO 27001 and KVKK compliance, with opportunities to contribute to audits and technical documentation across the organization.

Qualifications

• Bachelor's degree in a related field is required.
• 3+ years of experience in Windows Server and Linux administration.
• 3+ years in AD, Exchange, and Microsoft 365 administration.
• 3+ years in cloud environments and security principles.
• At least 3 years with ISO 27001 and KVKK (Data Privacy) regulations.
• ISO 27001 Lead Auditor certification and other Microsoft certifications preferred.

Responsibilities

• Support security configurations and hardening across servers and apps.
• Monitor endpoint security health; assist with incident investigations.
• Manage user lifecycles in AD/Azure AD; report privileged accounts.
• Perform core admin tasks across Microsoft 365, Exchange, SharePoint, and Teams.
• Assist with ISO 27001, KVKK compliance and audit documentation.

Skills

System Administration

Platform Expertise

Cloud & Security

Frameworks & Regulations

ISO 27001 Lead Auditor

Education

Bachelor's degree in Computer Engineering / Software Engineering / Information Systems / related

Tools

Active Directory

Exchange management

Microsoft 365 administration

Windows Server

Linux

Job description

Our partner is a leading software and technology services company operating under one of Turkey's most prestigious and well-established holding groups. They provide end-to-end digital transformation, software development, and IT consultancy services across the group's diverse ecosystem.

We are looking for aSystem and Operational Security Assistant Specialist to join their dynamic team and play a key role in maintaining a robust, secure, and resilient technological infrastructure.

Job Description

• System & Application Security: Support the implementation of security configurations (hardening) across servers, operating systems, and enterprise applications. Ensure server and service access aligns with corporate security policies.

• Endpoint & Threat Management: Monitor the health and status of endpoint security software (Antivirus, EDR, etc.). Support the investigation of security incidents such as spam, phishing, and malware.

• Identity & Access Management (IAM): Manage user account lifecycles (creation, updates, offboarding) within Active Directory and Azure AD environments. Track and report on privileged accounts (admin, etc.).

• Cloud & Collaboration Platforms: Perform core administrative and security tasks across Microsoft 365, Exchange, SharePoint, OneDrive, and Teams environments.

• Compliance & Audit: Support activities related to ISO 27001, KVKK (GDPR), and internal information security policies. Contribute to the preparation of technical documentation for internal and external audit processes.

General Qualifications

• Bachelor's degree in Computer Engineering, Software Engineering, Information Systems, Electrical-Electronics Engineering, or related fields.

• System Administration: At least3 years of experience in managing Windows Server and Linux operating systems.

• Platform Expertise: At least3 years of experience in Active Directory, Exchange management, and Microsoft 365 administration.

• Cloud & Security: At least3 years of experience in cloud systems and security principles.

• Frameworks & Regulations: Minimum3 years of hands-on experience with ISO 27001 and KVKK (Data Privacy) regulations.

• Certification: Possession ofISO 27001 Lead Auditor (LA) certification and Microsoft or equivalent technical certifications is highly preferred.