System Administrator

Job Description

System Management 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. Network Administration 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. Security 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. Virtualization and Cloud Manage and maintain virtualized environments (e.g., XenServer, VMware, Hyper-V, KVM). Support cloud services and hybrid systems (e.g., AWS, Azure, Google Cloud). User Support Provide technical support to end-users for hardware, software, and network issues. Train staff on IT best practices and usage policies. Documentation and Reporting 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). Troubleshooting and Problem-Solving Ability to diagnose hardware and software issues. Familiarity with system monitoring tools (e.g., Nagios, Zabbix, SolarWinds). Experience analyzing logs and resolving application conflicts. Soft Skills 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. Certifications (Optional but Beneficial) 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).