We are seeking an experienced and proactive Team Leader – System Administrator to oversee and manage our IT infrastructure team. This role involves leading system administrators, ensuring optimal performance and security of on-premise and cloud environments, and driving compliance with industry standards.

• Lead and mentor a team of system administrators, providing guidance and technical support.

• Allocate tasks, monitor progress, and ensure timely delivery of IT projects and operational goals.

• Collaborate with stakeholders to align IT initiatives with business objectives.

• Install, configure, and maintain servers (Windows Server OS 2022/2025) on-premise and in Azure Cloud.

• Manage network equipment (switches, access points) and other hardware.

• Oversee user accounts, permissions, and access controls (Active Directory and Microsoft Azure Entra ID).

• Administer Microsoft 365 services including Teams, SharePoint Online, and Exchange Online.

• Configure and manage firewalls (rules, web filtering, application control), VPNs, and site-to-site connections. Experience with Sophos Firewall is an advantage.

• Implement and maintain security measures to protect sensitive data and IT ecosystems (on-premise and Azure Cloud).

• Apply CIS and NIST frameworks; experience with ISO 27001 and ISO 9001 controls is a definite advantage.

• Ensure compliance with GDPR and Data Protection Act.

• Experience with SIEM solutions and vulnerability assessments preferred.

• Proactively monitor system and network performance and troubleshoot issues.

• Regularly update application software and firmware for network devices.

• Manage Windows Patch Management for servers and workstations.

• Implement and maintain backup solutions; conduct regular restore drills.

• Experience with Veeam Backup and Microsoft Azure Backup Center preferred.

• Maintain accurate documentation of system configurations and procedures.

• Assist and lead IT projects, system upgrades, and migrations.

• Bachelor’s degree in Computer Science, Information Technology, or related field.

• Minimum 5+ years of experience in system administration, with at least 2 years in a leadership or supervisory role.

• Certifications such as CompTIA Security+, Microsoft Certified: AZ-900, AZ-104, AZ500, and Cisco CCNA.

• Familiarity with virtualization and cloud technologies.

• Proven experience in managing IT projects and leading technical teams.

• Experience with monitoring tools (e.g., Zabbix) and ISO 27001 implementation.

• Excellent knowledge of Windows Patch Management for Servers and Workstations.

• Experienced with Office 365 and Azure Portal.

• Excellent knowledge of Backup solutions and conduct regular restore drills

• Strong knowledge of Windows operating systems, firewalls, and network security protocols.

• Excellent problem-solving and communication skills.

• Strong organizational and planning abilities.

• Customer-focused and quality-oriented.

• Good analytical and troubleshooting skills

• Excellent English language proficiency [both written and verbal