1. Network Administration

• Configure, maintain, and troubleshoot local area networks (LAN), wide area networks (WAN), and wireless networks (Wi-Fi).
• Monitor network performance and ensure availability and reliability.
• Manage routers, switches, firewalls, and VPN connections.
• Implement and maintain network security measures, including firewalls, intrusion detection/prevention systems, and antivirus tools.
• Perform regular network performance tests and optimize for speed and efficiency.

2. System Administration

• Install, configure, and maintain servers (Windows Server, Linux, etc.) and ensure optimal performance.
• Manage Active Directory, including user accounts, groups, policies, and access permissions.
• Implement backup and disaster recovery solutions for critical systems and data.
• Maintain and troubleshoot virtualization platforms like VMware, Hyper-V, or Proxmox.
• Ensure all systems are updated with the latest patches and security updates.

3. Security and Compliance

• Implement and monitor cybersecurity best practices to protect the organization from internal and external threats.
• Perform periodic audits of systems and networks to ensure compliance with IT policies and standards.
• Monitor system and network logs for potential threats or anomalies.
• Provide solutions for data encryption, endpoint protection, and secure access controls.

4. User Support

• Provide advanced-level IT support to end-users for system and network-related issues.
• Troubleshoot connectivity problems, including VPN and remote access issues.
• Coordinate with other IT teams to resolve escalated issues.

5. IT Infrastructure Management

• Maintain hardware inventory, including servers, networking devices, and peripherals.
• Plan and execute system upgrades, migrations, and deployments.
• Conduct capacity planning to ensure IT infrastructure meets current and future needs.

6. Documentation

• Create and maintain detailed documentation for network configurations, system architectures, and operational procedures.
• Develop training materials and provide guidance to end-users and junior IT staff.