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Antenna Group

Marketing agency for conscious brands

IT Support Engineer

System Administration +1Confirmed live in the last 24 hours
Full-timeAthens, GreeceNo salary listed

About the Job

Requirements

  • A bachelor's degree in Information Technology, Computer Science, or a related field, or equivalent professional experience.
  • Three to five years of professional experience in IT support, systems administration, or a similar technical role.
  • Strong knowledge of Windows desktop and server environments.
  • Good working knowledge of Active Directory, Group Policy, DNS, DHCP, and Microsoft 365.
  • Solid understanding of networking concepts including TCP/IP, VLANs, routing, switching, Wi-Fi, VPNs, and firewalls.
  • Experience troubleshooting hardware, operating systems, business applications, and network connectivity.
  • Strong analytical and troubleshooting skills, with the ability to investigate issues beyond basic helpdesk procedures.
  • Ability to prioritize and manage multiple incidents and technical tasks independently.
  • Strong organizational skills and attention to documentation and detail.
  • Excellent communication skills in Greek and English, with the ability to communicate effectively with technical and non-technical colleagues.

Responsibilities

  • Provide second-line technical support to employees across corporate offices and cinema sites, troubleshooting and resolving hardware, software, operating system, network, and application issues.
  • Take ownership of technical incidents and service requests, coordinating with vendors or third-party providers when escalation is required.
  • Install, configure, maintain, and troubleshoot workstations, POS systems, printers, mobile devices, and other IT equipment.
  • Support and maintain the company's LAN/WAN, Wi-Fi, VPN, switching, firewall, and internet connectivity across multiple locations.
  • Assist with the administration and monitoring of Windows Server, Active Directory, Microsoft 365, and related infrastructure services.
  • Manage user accounts, permissions, security groups, and system access in accordance with company security policies and GDPR requirements.
  • Perform routine system administration tasks, including monitoring, patching, backups, and infrastructure health checks.
  • Support employee onboarding and offboarding, including account provisioning, access management, equipment preparation, and decommissioning.
  • Maintain accurate documentation of IT infrastructure, configurations, assets, licenses, warranties, and support procedures.
  • Identify recurring technical issues and contribute to permanent solutions, automation, and process improvements.
  • Coordinate with external vendors, telecom providers, and technology partners regarding incidents, repairs, upgrades, and infrastructure changes.
  • Participate in IT infrastructure projects, including hardware and software deployments, system migrations, network upgrades, cloud adoption, and security improvements.
  • Assist in evaluating technologies and solutions to improve reliability, security, and operational efficiency across the organization.
  • Provide technical guidance and support to junior team members and end users when required.

Desired Qualifications

  • Experience working in a multi-site IT environment is highly desirable.
  • Familiarity with POS systems, retail, hospitality, or cinema technology environments is considered a strong advantage.
  • Basic knowledge of virtualization, cloud platforms, endpoint management, or IT security technologies is considered an advantage.

About the Company

Antenna Group

Marketing agency for conscious brands

Antenna Group is a marketing and communications agency that partners with conscious brands to drive meaningful change. It blends strategic insight with creative execution to craft integrated campaigns for sectors like climate and energy, mobility, real estate, and health. The company develops clear, audience-facing narratives that simplify complexity and move industries forward, instead of just chasing trends. Its goal is to help brands lead with purpose by delivering integrated marketing solutions that amplify what matters and create lasting impact.

Company size
51-200
Company stage
Not listed
Total funding
Not listed
Headquarters
San Francisco, CA
Founded
1996

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