IT Systems & Network Administrator

Kantar Media is a global leader in data, insights, and consulting services, specialising in media measurement, audience analysis, and advertising effectiveness. As people increasingly move across channels and platforms, our data and audience measurement, targeting, analytics and advertising intelligence services unlock insights to inform powerful decision-making. We help brands, agencies, and media owners navigate the complex world of media and advertising through cutting-edge technology and deep expertise. Our presence in over 80 countries and innovative approach has earned us a global reputation for delivering actionable insights that shape the future of the media landscape.

Job Details

IT Systems & Network Administrator

Role Overview

We are looking for a highly skilled and proactive Network & Production Systems Administrator to ensure the stability, security, and performance of our IT infrastructure. You will be responsible for maintaining 24/7 operations across our network environment and production-critical systems, supporting both internal users and external clients.

This role involves hands-on administration of servers, network devices, monitoring systems, and specialized business applications. All changes (updates, patches, migrations) must align with global IT policies, requiring collaboration with international teams and a team-oriented approach.

Key Responsibilities

• Lead and maintain network infrastructure including switches, routers, and firewalls.
• Administer Linux-based servers and ensure system availability and performance.
• Support and maintain production-critical business applications and systems.
• Monitor, solve, and optimize network and server performance to ensure consistent service delivery.
• Expand and maintain the IT knowledge base with detailed technical documentation.
• Provide responsive support to both internal staff and external team members.
• Collaborate effectively with global teams and align with corporate IT policies and culture.
  
  

Qualifications & Skills

Education & Background

• Bachelor’s degree or equivalent experience in Computer Engineering, Information Technology, or related field (Electrical/Electronic Engineering is an added advantage).
• Relevant certifications (e.g., CCNA, Linux+, or similar) are helpful.
  
  

Technical Expertise

• Good experience in enterprise network administration (switches, routers, firewalls).
• Proficiency with Cisco devices (required); Mikrotik experience is a plus.
• Hands-on Linux system administration (required).
• Experience with Zabbix monitoring tools (required); familiarity with Nagios and/or Grafana is a plus.
• Experience in 24/7 operations with high reliability and uptime standards.
• Understanding of IT security principles and best practices.
• Exposure to SIEM solutions; QRadar experience is a plus.
• Familiarity with virtualization platforms: Nutanix AHV, VirtualBox, Hyper-V, Proxmox.
  
  

Soft Skills

• Strong problem-solving skills and a proactive, meticulous approach.
• Ability to work under stress in critical environments.
• Great teammate with superb communication and documentation skills.
• Fluency in written and spoken English is crucial for working with global teams.
• Eagerness to learn, adapt, and grow within a multifaceted IT environment.
  
  

Country

Türkiye

Why join Kantar Media?

We pride ourselves on understanding people, and what makes us think and act the way we do.

And because we know people, we like to make sure our own people are being looked after as well. Equality of opportunity for everyone is our highest priority and we support our colleagues to work in a way that supports their health and wellbeing. While we encourage teams to spend part of their working week in the office, we understand no one size fits all; our approach is flexible to ensure everybody feels included, accepted, and that we can win together. We’re dedicated to creating an inclusive culture and value the diversity of our people, clients, suppliers and communities, and we encourage applications from all backgrounds and sections of society. Even if you feel like you’re not an exact match, we’d love to receive your application and talk to you about this job or others at Kantar Media.