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Senior IT Operations Team Leader
INTRACOM DEFENSE. Lead, mentor, and coordinate Network Engineers, Systems Administrators, and IT Helpdesk personnel .
Core Competencies
Role fitCore Competencies
Use this summary to align your resume positioning with the role.
Demonstrates expert-level knowledge in enterprise networking, systems administration, and IT infrastructure management, with a strong focus on cybersecurity principles and operational security measures. Proven ability to lead multidisciplinary technical teams and manage complex IT environments in highly regulated sectors.
Highest-signal resume keywords
Enterprise NetworkingMicrosoft Windows Server AdministrationTCP/IP NetworkingVirtualization ManagementIT Service Management
ATS Keywords
Tailor your resumeApplicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills
LAN/WAN DesignRoutingSwitchingFirewall ConfigurationVPN ImplementationActive Directory ManagementGroup Policy AdministrationDisaster Recovery PlanningInfrastructure MonitoringVulnerability Remediation
Soft Skills
Analytical SkillsProblem-SolvingOrganizational SkillsStakeholder ManagementCommunication Skills
Tools & Technologies
VMwareHyper-VProxMoxMicrosoft 365DNSDHCPBackup SolutionsMonitoring ToolsIncident Management SystemsTechnical Documentation
Certifications & Qualifications
CCNPMicrosoft CertificationsVMware VCPITIL
Industry Keywords
IT InfrastructureCybersecurity PrinciplesHigh-Availability EnvironmentsRegulated EnvironmentsTechnical Support
Tech Stack
Tools & technologiesCyber SecurityDNSFirewallsITSMLinuxSwitchingTCP/IPVMware
About the role
Key responsibilities & impact- Lead, mentor, and coordinate Network Engineers, Systems Administrators, and IT Helpdesk personnel
- Take technical ownership of enterprise networks, servers, virtualization platforms, storage, and core infrastructure services
- Design, implement, maintain, and troubleshoot complex LAN/WAN, VLAN, VPN, routing, switching, wireless, and firewall environments
- Administer Microsoft Windows Server, Active Directory, Group Policy, DNS, DHCP, Microsoft 365, and hybrid infrastructure
- Manage VMware/Hyper-V/ProxMox virtualization, Windows/Linux servers, backup, disaster recovery, and infrastructure monitoring
- Oversee IT Helpdesk operations, incident escalation, service requests, SLAs, and end-user support
- Lead root-cause analysis and resolution of critical infrastructure incidents, including complex cross-platform failures
- Implement infrastructure hardening, patch management, vulnerability remediation, privileged access controls, and operational security measures
- Manage infrastructure upgrades, migrations, capacity planning, technical documentation, and external technology vendors
- Ensure infrastructure availability, performance, resilience, and business continuity
- Report to the IT Section Manager
Requirements
What you’ll need- Bachelor’s degree in Information technology or Computer science or related field
- 12+ years of demonstrable professional experience covering enterprise networking, systems administration, and IT technical support in corporate environments
- Professional experience in an IT infrastructure/operations department of a major bank or established software house would be highly appreciated
- Proven experience leading multidisciplinary technical teams, including senior engineers and IT support personnel
- Expert-level knowledge of enterprise TCP/IP networking, routing, switching, firewalls, VPNs, and network troubleshooting
- Solid understanding of cybersecurity principles, IT service management, change management, and infrastructure availability
- Advanced administration and troubleshooting skills in Microsoft enterprise environments, Active Directory, Windows Server, and Microsoft 365
- Strong analytical, problem-solving, organizational, and stakeholder-management capabilities
- Fluency in Greek and English, both written and spoken
- Experience operating infrastructure in highly regulated, security-sensitive, or high-availability environments
- Strong practical experience with virtualization, backup/recovery, storage, monitoring, and enterprise endpoint management
- Relevant certifications such as CCNP, Microsoft certifications, VMware VCP, ITIL, or equivalent
- Excellent communication, prioritization, documentation, and stakeholder-management skills
Benefits
Comp & perks- Competitive Remuneration package directly dependent on the candidate's qualifications and experience
- Opportunities for Continuous Learning of state-of-the-art technology and career development
- Private Health Insurance
- Corporate transportation from metro stations
- Onsite dining facilities
- Work-Life Balance initiatives
- Friendly and Dynamic Working Environment