Who We Are

Karbontürk is a leading company at the forefront of sustainability and environmental solutions, specializing in the activated carbon market. We provide high quality activated carbon products and services to global corporate clients, delivering solutions across a wide range of industries, including water treatment and purification, air filtration and purification, and food & beverage processes.

Our solutions play a vital role in ensuring safe drinking water, managing wastewater, maintaining industrial and commercial air quality, and enhancing the quality of food and beverages through processes such as sugar refining, oil purification, beverage clarification, and alcohol production. By effectively removing contaminants, odors, and impurities, we help clients achieve operational excellence while supporting environmental sustainability.

At Karbontürk, our mission is to drive innovation, enhance operational efficiency, and contribute to global sustainability efforts. With cutting edge solutions, technical expertise, and an international perspective, we are committed to setting new industry standards and creating long term value for our clients worldwide.

We are looking for a Domain IT Specialist to ensure the reliability and security of our enterprise IT and network infrastructure, including Active Directory, DNS/DHCP, Microsoft Intune, FortiGate firewall systems, and hybrid on-premise/Microsoft 365 environments, while also supporting physical network and server infrastructure operations.

Key Responsibilities

• Execute and maintain domain IT operations including AD DS, DHCP, DNS, and GPO configurations under defined standards.
• Deploy and manage Intune endpoint policies — device enrollment, compliance enforcement, and application distribution.
• Perform physical network infrastructure tasks: fiber optic termination, RJ45 cable preparation and metrage calculation, patch panel connections, and cable pathway routing.
• Configure and maintain network switches including VLAN assignments, port configurations, and trunk links.
• Execute server hardware operations: CPU, GPU, RAM, and storage installations; RAID array setup; basic hardware diagnostics and replacements.
• Monitor FortiGate infrastructure status — VPN connectivity, firewall rule compliance, and basic security event review.
• Support hybrid architecture operations involving SharePoint Online, file servers, and Microsoft 365 components.
• Execute backup, disaster recovery, and failover procedures according to predefined plans.
• Maintain network infrastructure across IT and OT segments, ensuring reliable switching and routing connectivity.
• Coordinate with cybersecurity and automation teams on OT–IT convergence preparation tasks.
• Provide tier-1 and tier-2 support for domain infrastructure and client-side help-desk requests.
• Maintain accurate documentation of system configurations, network topology, cable schedules, and hardware inventories.

Qualifications

• Degree in a related engineering field (Computer Engineering, Electrical-Electronics Engineering, Information Systems, or equivalent technical discipline).
• Minimum 5 years of hands-on experience in domain IT operations covering Active Directory, DNS, DHCP, and Group Policy administration.
• Minimum B2 level in English (reading and speaking) for technical documentation and vendor communication.
• Functional knowledge of Windows Server and Active Directory administration, including basic domain structure, user/group management, and authentication configuration.
• Working-level understanding of DHCP, DNS, and Group Policy Objects with the ability to apply and troubleshoot standard configurations under guidance.
• Operational competence in Microsoft Intune for endpoint policy deployment, device enrollment, and compliance monitoring.
• Hands-on capability in physical network operations: fiber optic termination and patching, RJ45 cable preparation with correct metrage calculation, patch panel management, and structured cabling standards.
• Practical ability to perform server hardware tasks such as CPU, GPU, RAM, and storage module installation, RAID configuration, and basic hardware diagnostics.
• Familiarity with switch configuration fundamentals including VLAN assignment, port configuration, and trunk setup.
• Operational level Microsoft 365 components management, license assignment and user provisioning.
• Awareness of backup and restore procedures sufficient to execute predefined recovery plans.
• Experienced with FortiGate firewall interfaces for monitoring VPN status and applying preconfigured rules.
• General awareness of Linux environments sufficient for basic file operations and cross-platform connectivity checks.

Computer Skills

• Windows Server 2022/2025 administration at operational level — domain join, user management, basic GPO configuration.
• Microsoft Intune — device enrollment, compliance policy assignment, application deployment at execution level. (Critical minimum)
• Active Directory — OU structure navigation, group membership management, basic replication health checks. (Critical minimum)
• FortiGate firewall — interface navigation, VPN status monitoring, basic rule review.
• Network hardware — switch CLI access (Cisco IOS or equivalent), VLAN configuration, port diagnostics.
• Physical infrastructure — fiber optic OTDR reading comprehension, RJ45 crimping and testing, cable metrage planning. (Critical minimum)
• Server hardware — CPU/GPU/RAM slot identification, drive bay management, RAID controller basics. (Critical minimum)
• Microsoft 365 — user and license management, basic SharePoint and Exchange Online operations.
• PowerShell — ability to run and interpret predefined scripts.
• Familiarity with Linux terminal for basic system checks.

Opportunity Statement

The only criterion evaluated in recruitment and employment is suitability for the job; equal opportunity is provided without any discrimination.