Junior System Administrator

Thessaloniki, Kentrikí Makedonía, Greece February 25, 2026

The Junior System Administrator supports the daily operations, maintenance, and monitoring of the organization’s IT infrastructure. The role works under the guidance of the IT Manager and collaborates with the IT Support Team to ensure system stability, security compliance, and effective end-user support.

This position provides hands-on exposure to infrastructure management, cybersecurity monitoring, SAP support activities, and IT project participation.

Key Responsibilities

1. System Administration & Infrastructure Support

  • Assist in maintaining and monitoring servers, workstations, and network infrastructure

  • Monitor system and network performance to detect bottlenecks or anomalies

  • Install and configure operating systems on workstations

  • Apply security patches, updates, and software upgrades

  • Perform and verify regular system backups

  • Support cybersecurity monitoring activities and log security incidents

  • Escalate critical incidents to the IT Manager

  • Assist with SAP infrastructure-related tasks (e.g., data cleansing support)

  • Maintain IT asset inventory (hardware and software tracking)

2. IT Support (Level 1–2)

  • Provide technical support to end users (hardware, software, and network issues)

  • Troubleshoot and resolve incidents within defined SLA targets

  • Escalate complex issues to senior IT staff or external vendors

  • Support onboarding and offboarding processes (account provisioning, device setup)

  • Assist in writing user guides and internal SOP documentation

  • Provide basic administration and support for Google Workspace

  • Contribute to maintaining helpdesk performance standards

3. Projects & Continuous Improvement

  • Support IT initiatives and infrastructure improvement projects

  • Assist in SAP-related projects under supervision

  • Participate in system testing and implementation activities

  • Provide technical input aligned with business requirements

4. Team & Communication

  • Collaborate with internal IT team members and third-party vendors

  • Communicate effectively with end users in English

  • Support internal knowledge-sharing and training activities

  • Demonstrate proactive problem-solving and continuous learning

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