We are seeking a skilled and experienced Sr. System Administrator with strong expertise in Linux, macOS, and Windows environments. The ideal candidate will have hands-on experience with server management, network administration, firewall security, and both hardware and software troubleshooting. This role will be critical in ensuring the security, stability, and performance of our IT infrastructure across platforms.
Key Responsibilities :
- Manage and maintain Linux (Ubuntu, CentOS, RHEL), macOS, and Windows-based systems.
- Install, configure, monitor, and troubleshoot servers (physical and virtual) across platforms.
- Oversee network infrastructure, including routing, switching, VPN, VLAN, and Wi-Fi access points.
- Implement and manage firewall rules, IDS / IPS, and network security protocols.
- Handle hardware and software troubleshooting for desktops, laptops, and servers.
- Manage user accounts, permissions, and policies via Active Directory and LDAP.
- Monitor system performance, logs, and uptime; perform capacity planning
Requirements :
Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience).5-10 years of experience in a System Administrator or similar role.Strong hands-on experience with Linux (server and desktop).Solid understanding of macOS and Windows OS administration.In-depth knowledge of networking fundamentals (TCP / IP, DNS, DHCP, NAT, VPN).Experience with firewall configuration and management.Familiarity with cloud platforms like AWS, Azure, or Google Cloud (preferred but not mandatory).Strong analytical and problem-solving skills.Perks & Benefits :
Flexible working hoursFun and collaborative work environmentOpportunity to work on cutting-edge projectsSkills Required
Switching, Nat, Dns, Ldap, Vlan, Ips, Windows, Routing, Software Troubleshooting, Dhcp, Vpn, Ids, Macos, Aws, Network Infrastructure, Server Management, Firewall Security, Active Directory, Network Administration, Google Cloud, Ubuntu, Linux, Rhel, Centos, Azure