System Administrator

• Install, configure, and maintain operating systems, servers, and software.
• Monitor system performance and troubleshoot issues to ensure optimal uptime.
• Manage system backups, recovery solutions, and disaster recovery planning.

• Oversee LAN/WAN, firewalls, VPNs, and network devices (routers, switches).
• Perform network troubleshooting and resolve connectivity issues.
• Manage IP address allocation and DNS/DHCP configuration.

• Implement security measures to protect systems and data (e.g., firewalls, antivirus).
• Apply patches and updates to address vulnerabilities.
• Conduct regular audits and implement access controls for users and systems.

• Manage and maintain virtualized environments (e.g., XenServer, VMware, Hyper-V, KVM).
• Support cloud services and hybrid systems (e.g., AWS, Azure, Google Cloud).

• Provide technical support to end-users for hardware, software, and network issues.
• Train staff on IT best practices and usage policies.

• Maintain accurate documentation of IT infrastructure, configurations, and procedures.
• Generate performance reports and suggest areas for improvement.

Technical Skills

• Proficiency in Windows Server and Linux.
• Understanding of TCP/IP, DNS, DHCP, and VPNs.
• Knowledge of VLANs, subnetting, and IP addressing.
• Experience managing Active Directory, LDAP, and Group Policies.
• Proficiency with email servers (e.g., Microsoft O365, Postfix).
• Familiarity with virtualization technologies (e.g., XenServer, VMware, Hyper-V, KVM).
• Managing server hardware, RAID setups, and SAN/NAS devices.
• Implementing and maintaining backup solutions.
• Understanding of cloud platforms (e.g., AWS, Azure, Google Cloud).
• Basic understanding of firewalls, IDS/IPS, and endpoint protection.
• Familiarity with encryption, SSL/TLS, and secure authentication methods.
• Conducting vulnerability assessments and patch management.
• Proficiency in PowerShell, Bash, Python, or other scripting languages.
• Familiarity with automation tools (e.g., Ansible).

• Ability to diagnose hardware and software issues.
• Familiarity with system monitoring tools (e.g., Nagios, Zabbix, SolarWinds).
• Experience analyzing logs and resolving application conflicts.

• Communication: Explaining technical concepts to non-technical stakeholders.
• Time Management: Handling multiple priorities and tasks efficiently.
• Collaboration: Working with development, network, and IT support teams.
• Documentation: Creating clear and concise system documentation.

• General: CompTIA Server+, ITIL, or Project Management (PMP).
• OS-Specific: Microsoft Certified (e.g., MCSA, MCSE), Red Hat Certified System Administrator (RHCSA).
• Networking: Cisco (CCNA).