System Administrator

At Uni Systems, we are working towards turning digital visions into reality. We are continuously growing and we are looking for a System Administrator to join our UniQue team.

What will you be bringing to the team?

• Administer and manage servers, cloud environments (Azure, AWS), and containerized systems
• Install, integrate, and maintain applications, CI/CD pipelines, and database systems
• Apply patches, automate administrative tasks, and ensure system and network security
• Deploy and manage infrastructure using Infrastructure as Code (IaC) practices
• Administer Active Directory (AD), Azure AD, messaging systems, and SharePoint environments
• Monitor system performance, perform backups, and manage disaster recovery
• Maintain SAN infrastructure, web services, and documentation
• Analyze and resolve incidents in collaboration with developers and front-office administrators
• Provide on-call standby support for critical systems

What do you need to succeed in this position?

• University degree in a relevant field
• Minimum 3 years of experience in System Administration
• Proven experience in troubleshooting and diagnostic procedures
• Strong knowledge and practical experience with ITIL practices
• Solid understanding of server and storage hardware
• Proficiency in Microsoft and Linux operating systems
• Hands-on with Microsoft virtualization solutions, Azure, and cloud computing platforms
• Familiarity with server applications Experience configuring Microsoft ADFS
• Knowledge of containerization and orchestration tools (e.g., Docker, Kubernetes, Rancher, Argo CD)
• Proficiency in scripting
• ITIL Foundation certification is desirable
• Εxcellent use of the English language (verbal & written)

What are we offering to our UniQue IT people?

• People-first approach and open environment to express your ideas
• Ticket restaurant - meal vouchers
• Corporate laptop and equipment
• Corporate mobile phone subscription
• Work-life balance and a hybrid work model
• Health and insurance plan for you and your family members
• Employee consulting and guidance support by Hellas EAP
• Continuous training and certifications
• Discounts on the services and products of our Group’s companies
• Gift vouchers for major life milestones
• Special work schedule on summer Fridays and your birthday

Our UniQue IT people are the most valuable part of Uni Systems; their knowledge and experience have made us the leading and reliable systems integrator of today and have contributed to our steady financial growth. We have created and are maintaining a stable working environment for our employees, with countless opportunities to innovate and thrive. Our work culture recognizes our UniQue IT people and supports the free sharing of ideas and the flow of information via open communication while appreciating and effectively utilizing the talents, skills, and perspectives of each employee.

At Uni Systems, we are providing equal employment opportunities and banning any form of discrimination on grounds of gender, religion, race, color, nationality, disability, social class, political beliefs, age, marital status, sexual orientation, or any other characteristics. Take a look at for more information.