Infrastructure Engineer - Linux & Windows

Sapphire Consulting Services (Pvt) Ltd. · India

The Infrastructure Engineer will be responsible for administration, operation, monitoring, troubleshooting, and maintenance of Linux and Windows server environments, virtualization platforms, storage systems, and associated enterprise infrastructure.

Key Responsibilities

• Install, configure, administer, and troubleshoot Linux servers, including Red Hat, Oracle Linux, Ubuntu, and similar distributions.
• Manage Active Directory, DNS, DHCP, Group Policy, and related Windows services.
• Manage virtualization environments such as VMware and OLVM.
• Perform VM provisioning, cloning, migration, backup, recovery, and resource management.
• Administer SAN/NAS, NFS, iSCSI, LVM, RAID, multipath, and enterprise storage.
• Perform OS patching, upgrades, security hardening, and vulnerability remediation.
• Monitor CPU, memory, storage, services, and overall server health.
• Troubleshoot system, application, storage, and performance-related issues.
• Manage backup and disaster-recovery activities.
• Support web/application infrastructure including Nginx, Apache, and IIS.
• Maintain infrastructure documentation, configurations, SOPs, and inventory.
• Participate in planned maintenance and provide support for critical incidents.

Required/Preferred Skills

• Linux and Windows Server administration
• Active Directory, DNS, DHCP and Group Policy
• VMware/KVM/OLVM or equivalent virtualization
• SAN/NAS and enterprise storage concepts
• Bash and PowerShell scripting
• Backup and disaster recovery
• System monitoring and troubleshooting
• Basic networking and information-security knowledge

Minimum Qualifications and Experience:

• Bachelor's degree in Computer Science, IT, Engineering, or a related discipline. Relevant certifications such as RHCSA/RHCE, Microsoft, VMware, or Linux certifications will be an advantage.
• Minimum of two years of relevant experience

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