Data Center Engineer

About the company

OTE Group is the largest technology company in Greece
and a member of the Deutsche Telekom Group. Through technology and innovation, we work to create a better world for all.

Diversity, inclusion and equality are at the core of our corporate culture.

This is the reason why we create an equal working environment in which our people can excel for their expertise, professional experience, conscientiousness, and responsibility.

Become part of our network and let's create your future together

About the Role

We're looking for a hands-on and motivated Data Center Engineer to join our infrastructure team. You'll be part of a large-scale organization, ensuring that our Data Denter operations run smoothly and efficiently. This is a mid-level role, great for someone with a blend of technical curiosity and practical field skills.

Key Responsibilities

· Handle racking, cabling, labeling, and patching according to internal standards and best practices

· Perform installation, relocation, and decommissioning of IT equipment (servers, storage, network devices)

· Participate in infrastructure projects, including expansions, migrations, and system upgrades

· Coordinate with IT, Network, and Electrical teams to ensure smooth execution of on-site activities

· Support preventive maintenance, equipment replacement, and upgrades

· Assist in troubleshooting incidents related to physical infrastructure

· Maintain accurate documentation of layouts, cabling maps, and asset inventory

· Monitor environmental and electrical parameters (power load, temperature, airflow)

· Follow established security, safety, and change management procedures

Required Skills

· Degree in Electrical Engineering, Computer Engineering, or a related field

· 1–3 years of experience in Data Center or IT infrastructure environments

· Good understanding of networking, hardware components, and structured cabling

· Exposure to structured cabling standards (TIA/EIA, fiber management, patching best practices)

· Basic understanding of server architecture, virtualization, and network topologies

· Basic knowledge of power distribution and environmental systems (UPS, PDUs, cooling)

· Awareness of data center safety and operational procedures

· Good command of the English language, especially for technical documentation

· Strong attention to detail and a hands-on mindset

· Ability to communicate clearly and work collaboratively across teams

Preferred Skills

• Experience with Data Center Infrastructure Monitoring tools (e.g. EcoStruxure IT, DCIM platforms, or similar).

• Certifications such as CompTIA Server+, Cisco CCNA, BICSI, or DCIM-related training.

• Experience with enterprise hardware

• Exposure to monitoring and ticketing systems

• Strong documentation and reporting skills

What we offer

At OTE Group, we recognize and reward every effort without discrimination, through a wide range of benefits and programs for our people:

Your benefits

• Competitive remuneration package
• Cafeteria benefits
• Company Mobile & Device Subsidies
• Fixed telephony, Internet & COSMOTE TV Packages
• Modern working environment, working laptop only

Your balance

• Flexible working arrangements
• Private insurance for employees and their family members
• Family Care: Maternity, childbirth and parental leave to care for children, above the minimum required by law. Provided equally to working mothers & fathers

Your wellness

• Health, safety & wellness programs: Exercise & Wellness Platform "The Coach"
• Wellness and sports activities, dietician appointments, medical check-ups, etc.
• OTE Group psychological service

Your development

We foster an empowering culture, encouraging our people to seize every opportunity to learn with the goal to achieve personal development, through:

• Unlimited access to digital learning platforms Percipio & Coursera
• Various f2f custom made learning academies
• Talent & rotation programs

Your On-boarding

• Virtual new hire pre-boarding & onboarding program
• A buddy to support you in the first months working with us