• Manage and maintain Linux and Windows servers across virtualized environments.

• Handle VM configurations, monitoring, and optimization for performance and reliability.

• Oversee OS-level upgrades, patching, and lifecycle management.

• Apply system hardening standards (CIS, ISO 27001 practices).

• Manage and maintain system firewalls, endpoint security, and intrusion prevention.

• Implement and monitor regular security updates, vulnerability assessments, and patch management.

• Monitor system logs, performance metrics, and alerts to ensure uptime and stability.

• Troubleshoot system-level issues, including hardware, OS, and virtualization layers.

• Create and maintain documentation, runbooks, and incident response procedures.

• Implement and monitor system backups and disaster recovery procedures.

• Ensure data integrity, redundancy, and compliance with retention policies.

• Work with network, DevOps, and application teams to support deployment and integration.

• Coordinate with datacenter provider for escalations related to hardware or connectivity.

• Provide technical guidance on system-related improvements and automation opportunities.

• Education & Experience
• Bachelor’s degree in Computer Science, Information Technology, or related field.
• 3–5 years of proven experience in system administration (Linux and Windows environments).
• Technical Skills
• Strong hands-on experience with Linux (Ubuntu, CentOS, RedHat) and Windows Server administration.
• Proficiency in virtualization technologies (VMware, Hyper-V, or similar).
• Knowledge of system hardening standards (CIS benchmarks, ISO 27001 practices).
• Experience managing firewalls, endpoint security, and intrusion prevention systems.
• Solid understanding of patch management, vulnerability assessments, and security updates.
• Familiarity with monitoring tools (Nagios, Zabbix, Prometheus, or equivalent).
• Strong troubleshooting skills across hardware, OS, and virtualization layers.
• Knowledge of backup solutions and disaster recovery planning.
• Understanding of networking fundamentals (TCP/IP, DNS, VPNs).
• Scripting proficiency (Bash, PowerShell, or Python) for automation.
• Soft Skills
• Strong analytical and problem-solving abilities.
• Excellent documentation and communication skills.
• Ability to work collaboratively with cross-functional teams (DevOps, Network, Application).
• Proactive, detail-oriented, and able to manage multiple priorities.
• Preferred/Plus
• Experience with cloud platforms (AWS, Azure, or GCP).
• Exposure to containerization and orchestration (Docker, Kubernetes).
• Relevant certifications (RHCSA/RHCE, MCSA/MCSE, CompTIA Security+, VMware, etc.).

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