Linux System Administrator

Landmark Digital is the dynamic digital arm of Landmark Retail, serving as the cornerstone of our omnichannel business strategy. Headquartered in Bengaluru, with a strong technology and development hub in Bengaluru, we build and scale digital products, platforms, and experiences that power our retail businesses across multiple markets. Required Skills - Linux/Unix administration across RHEL 6/7/8/9, CentOS, Ubuntu, OEL, and IBM AIX. - Storage & filesystems: LVM, XFS, EXT3/EXT4, JFS. - Package management: YUM, DNF, RPM, APT. - Shell scripting (Bash / Korn Shell). - Performance & diagnostics: top, vmstat, iostat, sar, ps, netstat, ss, lsof. - Networking fundamentals: TCP/IP, DNS, NTP. - Strong troubleshooting, root cause analysis, and log analysis. Qualifications skills - Bachelor’s degree in computer science, Information Technology, or a related field (or equivalent practical experience). - 4–7 years of hands-on Unix/Linux administration experience. - Minimum 3+ years in an L2 Production Support role. - Experience supporting enterprise environments with 500+ servers. - Experience in 24x7 enterprise support environments. - Experience in incident, problem, and change management. Powered by JazzHR