Senior System Administrator - Linux & Windows

About the role

NTT DATA is looking for a Senior System Administrator specializing in Linux and Windows to join its team. The role covers the administration and maintenance of servers, incident support and the coordination with network, security, development and infrastructure teams.

Key responsibilities

• Administer and maintain Linux and Windows servers.
• Install, configure, optimize, patch and upgrade operating systems.
• Provide Level 2/3 support for complex server, network, VPN and security incidents.
• Manage server access, permissions, ports and related network configurations.
• Monitor backups and restoration processes and contribute to Disaster Recovery (DRP) testing.
• Maintain system, software, license and server inventory.
• Create and update technical documentation and operational procedures.
• Coordinate with network, security, development and infrastructure teams.

Required profile

• Strong experience in Linux and Windows system administration.
• Experience with troubleshooting and L2/L3 technical support.
• Strong documentation, coordination and problem-solving skills.
• Strong communication skills in both English and French.

Required skills

• Good knowledge of networking, VPN, server security, backup and disaster recovery.
• Linux and Windows system administration.