Landmark Digital is the dynamic digital arm of Landmark Retail, serving as the cornerstone of our omnichannel business strategy. Headquartered in Dubai, UAE, 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. /n Role Summary /n Senior L3 technical ownership of enterprise AIX and Power infrastructure, including complex incident resolution, reliability, lifecycle management, security, HA/DR, performance, automation and technical leadership. The role is a senior escalation point, RCA lead, stakeholder communicator and mentor to L1/L2 engineers /n Must Have /n /n

- 8+ years of hands-on IBM AIX and production infrastructure support.

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- Advanced AIX 6.x/7.x administration, troubleshooting, patching and lifecycle management.

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- Robust IBM Power Systems, PowerVM, LPAR, VIOS and HMC experience.

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- PowerHA or comparable HA/failover experience.

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- Strong RHEL and multiple Linux-flavour experience.

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- Proven L3 ownership of complex incidents, major incidents, problem management and RCA.

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- SAN/NAS, multipathing, NFS, TCP/IP and DNS experience.

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- KSH/Bash scripting and automation capability.

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- Clear communication, documentation, stakeholder management and mentoring.

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- Participation in on-call and maintenance activities.

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- IBM AIX or Power Systems certification.

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- IBM Cloud, OCI, Azure or hybrid-cloud experience.

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- PowerVC, NIM, monitoring, ITSM/CMDB or configuration-management exposure.

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- Db2, Oracle, WebSphere or other enterprise AIX workloads.

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- DR orchestration, cyber-recovery, immutable backups or regulated environments.

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- Infrastructure-as-code, Git and CI/CD for operational tooling.

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- Plan and execute AIX, VIOS, HMC, Power firmware and RHEL/Linux patching with testing, rollback and outage controls.

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- Apply hardening, least privilege, access control, secure remote administration, encryption and vulnerability remediation.

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- Maintain patch/vulnerability evidence, security exceptions, audit support, privileged-access and logging controls.

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📌 AIX System Administrator (Bengaluru)
🏢 Landmark Group
📍 Bengaluru