We are seeking a seasoned Linux Systems Administrator manage a mission-critical enterprise environment encompassing physical (Bare-Metal) and virtualized (VMware/KVM) infrastructures. The ideal candidate will be an expert in Linux lifecycles, advanced storage arrays (Pure Storage, HP MSA), RAID configurations.
Responsibilities:
1. Server Lifecycle Management (Physical & Virtual) Manage the full lifecycle of Physical Servers, including rack mounting, cabling, firmware updates (i LO/i DRAC), and hardware diagnostics. Provision, clone, and optimize Virtual Machines (VMs), ensuring efficient resource allocation (CPU/RAM) and snapshots management. Coordinate hardware repairs and vendor support for physical server components (Power supplies, DIMMs, etc.). Perform Daily monitor and Health Check of performance of Linux servers and do the needed resources upgrades Troubleshooting and analysis of hardware and software failures for all servers and systems under this role responsibility Applying security patching and hot fixes in a safe way and timely manner to ensure servers are up to date and secured Oversee the deployment and validation of SSL Certificates across the entire infrastructure stack.2. Database & High Availability Support Configure Network Bonding/Teaming on physical servers for redundancy and increased bandwidth. Coordinate with operations and database teams to deploy any needed scenario, HA environment, or application. Coordinate with DBA team for Oracle database Backup and Restoration issues Collaborate on network design including VLAN segmentation, DNS troubleshooting, and routing protocols3. Proxy and Email Security Management of WEB Proxy to and Internet polices and permissions for users and servers. Daily management and monitor of email security system
Qualifications:
10+ years’ experience in Linux and storage Administration High Level Education in related field Linux Mastery: Managing multiple Linux distributions (RHL, Oracle Linux, Ubuntu) and Linux shell scripting, SSH, SCP, and SFTP configurations Extensive hand on experience with Red Hat Ansible Automation Platform to automate servers and software deployment tasks Hybrid Infrastructure: Proficient in managing Physical, and Virtual Server environments (VMware v Sphere, Red Hat Virtualization). Good understanding of Networks concepts and protocols, TCP\IP, IP Schema, VLANs, DNS, …Extensive experience on storage environments, file systems, SAN, NAS, i SCSI, NFS, …Data Protection: Deep Knowledge in Backup and restore concepts, Procedures, and technologies. Certificate Management: Proficient in the lifecycle of SSL/TLS certificates (CSR generation, renewal, and CA management). Experience with monitoring tools such as PRTG and OP-Manager Knowledge of Oracle RAC Architecture, configuration and implementation. Security & Proxy: Experience managing Symantec Proxy SG (Blue Coat) and Symantec Email Security is an added advantage Communication and language:Excellent written and verbal communication skills required. Can handle multiple tasks and projects