Senior Systems Engineer

Seeking a Senior Systems Engineer with 8+ years of experience in Linux and Windows administration, virtualization, and enterprise infrastructure management. The role involves managing VMware, Nutanix, VxRail, Zabbix Monitoring, and Veeam Backup in a 24x7 SOC Fusion Center environment. The ideal candidate should have strong expertise in system security, performance optimization, disaster recovery, and troubleshooting mission-critical infrastructure. RHCE certification is mandatory, with experience in DevOps considered an added advantage.

Responsibilities

Linux Administration:

• Installing and configuring Linux operating systems on servers and workstations.
• Setting up system parameters, file systems, and software.
• Creating, modifying, and deleting user accounts.
• Managing user permissions and access control.
• Installing, updating, and removing software packages using package management tools like apt, yum,
• System Maintenance:
• Performing routine system updates and patch management.
• Monitoring system performance and addressing performance issues.
• Managing system backups and recovery procedures.
• Implementing and maintaining security policies.
• Configuring firewalls, intrusion detection/prevention systems, and other security measures.
• Conducting regular security audits.
• Configuring and managing network interfaces.
• Troubleshooting network-related issues.
• Implementing and managing network services like DNS, DHCP, and VPN.
• Identifying and resolving hardware and software issues.
• Responding to system outages and incidents promptly.
• Optimizing system performance through fine-tuning configurations.
• Analyzing and improving resource utilization.

Windows Administration:

• Installing and configuring Windows Server operating systems.
• Configuring system settings and parameters.
• Creating, modifying, and deleting user accounts and groups.
• Managing group policies and permissions.
• Applying Windows updates and patches to ensure system security.
• Monitoring and managing update deployment.
• Administering user access controls and permissions.
• Managing security groups and organizational units.
• Configuring and managing file shares.
• Implementing and maintaining security policies.
• Configuring firewalls, antivirus, and other security measures.
• Conduct security audits and risk assessments.
• Configuring and managing network interfaces.
• Troubleshooting network-related issues.
• Implementing and managing network services like DNS and DHCP.
• Creating and managing Group Policy Objects (GPOs) for centralized system configuration.
• Enforcing security policies and system settings.
• Identifying and resolving hardware and software issues.
• Responding to system outages and incidents promptly.

VMware Administration:

• Install, configure, and maintain VMware virtualization infrastructure.
• Monitor virtual machines (VMs) and ensure optimal performance.
• Implement and manage VMware vSphere components, such as ESXi hosts and vCenter Server.
• Troubleshoot and resolve issues related to virtualization infrastructure.
• Apply security best practices to virtualized environments.

Nutanix Administration:

• Deploy, configure, and manage Nutanix clusters.
• Ensure the Nutanix environment meets performance and scalability requirements.
• Implement best practices for cluster design and optimization.
• Create and manage virtual machines (VMs).
• Optimize virtualized environments for performance and resource utilization.
• Configure and manage networking components within the Nutanix environment.
• Ensure proper network connectivity and bandwidth for VMs.
• Collaborate with network teams to troubleshoot and resolve connectivity issues.
• Monitor the overall health and performance of Nutanix clusters.
• Identify and resolve performance issues in collaboration with other teams.
• Implement proactive measures to prevent performance degradation.

Zabbix Monitoring:

• Installing and configuring the Zabbix server on the chosen platform.
• Setting up the Zabbix frontend & Backend.
• Defining and configuring monitoring targets such as hosts, servers, and network devices.
• Implementing host groups for logical organization.
• Defining triggers to set alert conditions based on monitored metrics.
• Configuring actions to be taken when triggers are activated, such as sending notifications or executing scripts.
• Configuring alerting mechanisms for immediate notification of issues.
• Integrating with email, SMS, or other notification channels.
• Creating and customizing dashboards to visualize key performance indicators.
• Generating reports on system performance and availability.

Veeam Backup:

• Monitor backup and replication jobs for success and failures.
• Set up alerts for critical events and issues.
• Generate and analyze reports on backup performance, status, and capacity.
• Storage Management:
• Manage backup storage infrastructure, including local and remote repositories.
• Optimize storage usage and implement data deduplication and compression.
• Plan for and implement storage expansion when needed.

Required Skills:

• Unix and Windows
• VMware and Nutanix
• VXrail
• Zabbix Monitoring
• Veeam backup
• Strong knowledge of best practices, including security, storage, data protection, and disaster recovery.
• Strong interpersonal and communication skills, both written and verbal.

Desirable:

• Experience supporting 24x7 production environment / mission critical systems.
• Experience in DevOps Engineering.
• Travel to client and Datacenter locations

Educational Qualifications:

• Bachelor’s degree and equivalent work experience.
• Relevant technical certifications are a plus.

Certification

RHCE Mandatory