System Administration Engineer

• Administer and support RHEL and MS Windows Server environments, ensuring optimal performance, security, and availability.
• Perform system installation, configuration, and upgrades for both RHEL and Windows servers.
• Manage Active Directory (AD), DNS, and DHCP services, ensuring reliable and secure network operations.
• Create and maintain Group Policy Objects (GPO) to manage security settings and system configurations.
• Automation & Configuration Management:

• Develop and manage Infrastructure as Code (IaC) using Terraform for automating provisioning and deployment of cloud and on-premises infrastructure.
• Automate system configurations, deployments, and patching tasks using Ansible, ensuring consistency and compliance across environments.
• Create scripts to automate routine system administration tasks (shell scripting, PowerShell, etc.).
• Monitoring & Performance Tuning:

• Continuously monitor system performance, security, and availability; proactively troubleshoot and resolve issues.
• Implement performance tuning and optimization of server resources (CPU, memory, storage, and network).
• Set up and manage monitoring tools to detect and alert system anomalies.
• Security Management:

• Ensure compliance with internal security policies and external regulatory requirements.
• Perform regular system updates, security patches, and vulnerability assessments.
• Work with the security team to implement best practices for system hardening and securing servers.
• Disaster Recovery & Backup Management:

• Ensure that backup and disaster recovery solutions are in place and tested regularly for both RHEL and Windows Server environments.
• Create and implement disaster recovery plans to minimize downtime during critical events.
• Collaboration & Support:

• Collaborate with DevOps, Cloud, and Network teams to ensure seamless integration of infrastructure services.
• Provide on-call support during off-hours for urgent system outages or issues.
• Assist development teams with troubleshooting and deploying applications on supported servers.
• Documentation & Reporting:

• Maintain up-to-date system documentation, including server configurations, system setups, and standard operating procedures (SOPs).
• Generate and present system performance, security, and compliance reports to management.

• Experience: 5 to 8 years of hands-on experience in system administration with a focus on RHEL and MS Windows Server environments.
• Technical Skills:

• Strong experience with RHEL system administration, configuration, and troubleshooting.
• Proficient in managing MS Windows Server environments (2008/2012/2016/2019).
• In-depth knowledge of Active Directory, DNS, Group Policy Objects (GPO), and DHCP management.
• Familiarity with Terraform for Infrastructure as Code (IaC) and cloud provisioning.
• Expertise in using Ansible for automation and configuration management.
• Experience with Linux/Windows Shell scripting and automation via tools like PowerShell.
• Strong understanding of networking protocols (TCP/IP, HTTP, HTTPS, DNS, etc.) and basic network troubleshooting.
• Experience with system monitoring tools such as Zabbix or similar.

• Certification in Red Hat Certified Engineer (RHCE) or similar.
• Certification in Microsoft Certified Solutions Expert (MCSE) or equivalent.
• Experience with Oracle or other cloud platforms for server management and automation.
• Knowledge of containerization technologies such as Docker or Kubernetes.

• Strong problem-solving and analytical abilities.
• Excellent communication skills, both verbal and written.
• Ability to work independently and in a collaborative team environment.

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