IT Systems and Network Infrastructure Officer
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Before you apply
LocationAthens, Attica, Greece
Typefull-time
SeniorityMid
Experience3–5 yrs
DepartmentIT SAP
Company size501–1,000 people
PostedNov 2, 2026 · 4d ago
Verified live3d ago
At a glanceSummarised by Seekless from the posting.
BSc in Information Technology, Computer Science or a related field
3–5 years of experience in Systems Administration, Network Administration, IT Infrastructure or a related position
Good knowledge of Microsoft technologies (Windows Server, Active Directory, Microsoft 365, Azure), networking, virtualization, backup and security solutions
Experience with technologies such as VMware/Hyper-V, Veeam, Cisco/Aruba, firewalls, VPN and endpoint security solutions
Fluency in Greek and English
Strong communication, analytical and problem-solving skills
Team-oriented, self-motivated and results-driven
Good organizational skills and the ability to manage priorities and meet deadlines
MSc will be considered a plus
Experience with cloud technologies, infrastructure migration, IaaS/PaaS/SaaS or SD-WAN will be considered a plus
Relevant vendor certifications (Microsoft, Cisco, VMware, HP/Aruba, etc.) will be considered an advantage
Scripting/programming knowledge will be considered an advantage
Skills
Windows Server
Active Directory
Microsoft 365
Azure
VMware
Hyper-V
Veeam
Cisco
Aruba
firewalls
VPN
endpoint security
Benefits
Health insurance
Professional development
About the role
DEMO SA, one of the world’s leading pharmaceutical manufacturers, with state-of-the-art injectable manufacturing facilities, is looking for an IT Systems & Network Infrastructure Officer to join its IT team and contribute to the reliable, secure and efficient operation of the company’s IT infrastructure.
The role will be responsible for the day-to-day operation, monitoring, maintenance and technical support of the company’s systems, network and IT infrastructure, while contributing to infrastructure improvement and expansion projects.
Responsibilities
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Supports the smooth operation, monitoring and maintenance of the company’s IT systems, servers, storage, virtualization and network infrastructure.
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Performs routine maintenance, upgrades, patching, backups and security updates, ensuring infrastructure availability and performance.
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Supports the administration of Microsoft, networking, security, endpoint and backup solutions.
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Provides technical support and troubleshooting for systems, networks, end-user equipment and IT services.
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Monitors and resolves incidents and service requests through the company’s ITSM/ticketing platform, in collaboration with the IT team.
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Participates in infrastructure audits, assessments, upgrades and expansion projects across existing and new company sites.
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Supports cloud, virtualization, cybersecurity and other infrastructure improvement initiatives.
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Coordinates with external IT providers and vendors and contributes to the continuous improvement of IT infrastructure, services and procedures.
Requirements
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BSc in Information Technology, Computer Science or a related field; MSc will be considered a plus.
•
3–5 years of experience in Systems Administration, Network Administration, IT Infrastructure or a related position.
•
Good knowledge of Microsoft technologies (Windows Server, Active Directory, Microsoft 365, Azure), networking, virtualization, backup and security solutions.
•
Experience with technologies such as VMware/Hyper-V, Veeam, Cisco/Aruba, firewalls, VPN and endpoint security solutions.
•
Experience with cloud technologies, infrastructure migration, IaaS/PaaS/SaaS or SD-WAN will be considered a plus.
•
Relevant vendor certifications (Microsoft, Cisco, VMware, HP/Aruba, etc.) and scripting/programming knowledge will be considered an advantage.
•
Fluency in Greek and English, with strong communication, analytical and problem-solving skills.
•
Team-oriented, self-motivated and results-driven, with good organizational skills and the ability to manage priorities and meet deadlines.
Benefits
The company offers an attractive compensation package, opportunities for professional growth and continuous development, and a dynamic, collaborative working environment.