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We are looking for a skilled and dedicated System Administrator with 3–5 years of hands-on experience in IT infrastructure management, preferably within a B2B environment. The ideal candidate will be responsible for managing, maintaining, and supporting our IT systems, servers, network devices, and business applications to ensure smooth and secure operations.
Job Responsibility:
Manage and maintain Windows/Linux servers, including installation, configuration, patching, and monitoring
Administer and troubleshoot Active Directory, DNS, DHCP, and Group Policies
Handle user accounts, permissions, and access management across internal systems
Provide Level 1 & Level 2 technical support for desktops, laptops, network devices, and applications
Monitor and manage IT infrastructure including switches, firewalls, routers, and Wi-Fi networks
Perform regular system backups, security updates, and performance optimization
Install, configure, and troubleshoot software applications and productivity tools
Identify recurring issues and implement long-term automation or technical solutions
Maintain IT documentation such as network diagrams, asset registers, configurations, and SOPs
Ensure cybersecurity compliance and assist in vulnerability remediation
Coordinate with vendors and service providers for hardware/software support
Support cloud platforms, email systems, and collaboration tools
Assist with new IT infrastructure planning and deployment
Requirements:
Strong knowledge of Windows and Linux operating systems
Server administration experience (AD, DNS, DHCP, GPOs)
Network troubleshooting (LAN/WAN/VPN)
Firewall and security device management
Experience with Microsoft 365 / Email systems
Backup and recovery management
Hardware/software installation and troubleshooting
Strong communication and coordination skills
Ability to work independently with minimal supervision
Problem-solving mindset with ownership and accountability
Ability to work in rotational shifts (as needed)
Nice to have:
Exposure to B2B environments with multi-department workflows
Experience in handling IT support for distributed teams
Understanding of SLA-based support and ticketing tools
Knowledge of compliance or audit requirements (preferred)