Mid/Senior System Administrator

METRO is one of Greece's top employers, with over 11,500 employees. We operate My market, one of the country's largest retail networks with 240 outlets, and are the leading company in wholesale consumer goods with 51 METRO Cash & Carry stores nationwide. As we expand our IT team, we are seeking a talented Mid/Senior System Administrator to join our dynamic environment and help shape the future of our infrastructure.

Are you a tech enthusiast with a passion for cloud technologies and innovative infrastructure?

If you thrive in a fast-paced environment and are eager to work with the latest in Azure Cloud and Microsoft Fabric, we want you in #teammetro

Your Role & Responsibilities

As a Senior System Administrator at METRO, you will be a key technical expert, responsible for the design, administration, and evolution of our hybrid infrastructure. Your focus will include:

• Cloud Infrastructure:
  • Deploy, configure, and manage Microsoft Azure and Microsoft Fabric environments, ensuring high availability, security, and scalability.
  • Support and optimize Amazon Web Services (AWS) resources as needed.
• Server & Data Center Administration:
  • Perform advanced administration of Windows-based (primarily) and some Linux servers across multiple data centers.
  • Oversee installation, configuration, and maintenance of new hardware and software.
• Microsoft 365 Ecosystem:
  • Administer Microsoft 365 services, including Exchange Online, OneDrive, Intune, and SharePoint.
• Systems Monitoring & Optimization:
  • Proactively monitor system health, event logs, and performance metrics using modern management tools.
  • Troubleshoot and resolve complex infrastructure issues, ensuring seamless operation of all components.
• Security & Compliance:
  • Implement and enforce robust security policies, permissions, and patch management.
  • Collaborate with the Information Security Officer to harden and secure the infrastructure.
• Collaboration & Support:
  • Work closely with Network Administrators to optimize network infrastructure.
  • Provide advanced technical support to the 1st level helpdesk team, resolving escalated issues.
• Continuous Improvement:
  • Drive infrastructure projects with internal and external partners.
  • Stay updated with emerging technologies and pursue relevant certifications.
  • Participate actively in our Disaster Recovery and Business Continuity project

Apply now and become a key player in shaping the future of METRO's technological landscape

METRO is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

Requirements

What We're Looking For

• Degree in Information Technology, Computer Science, or a related field.
• At least 5 years of proven experience in IT infrastructure administration.
• Advanced expertise in Microsoft 365, Azure Cloud and Microsoft Fabric.
• Strong knowledge of Hyper-V Hypervisors, Windows Server Technologies and SAN Storage.
• Good understanding of networking and distributed computing environments.
• Proven track record in large-scale IT projects, with strong analytical and troubleshooting skills.
• Microsoft certifications (especially Azure, Fabric, or M365) are highly desirable.

Benefits

What We Offer

• Competitive compensation package
• Opportunities for professional growth and career development including free trainings and certifications provided by top technology companies
• Private health coverage
• A diverse, inclusive, and supportive work environment