Sr. AIX Administrator - Lauren Information Technologies Pvt. Ltd. - Union Bank of India
(2025-06 - 2026-04)
- AIX/Linux administration- AIX system installation, configuration and troubleshooting, Health check and error log monitoring
- User and group management – Managed user and group administration, improving system security and reducing access-related incidents.
- LVM and storage management – VG and LV creation, mirroring, SAN multipathing, storage expansion in production environment
- Backup and restoration -Take mksysb backup, altclone backup, and restoration
- Patch management – Install, update fix and TL and SP upgrades.
- Performance monitoring and tuning - Optimized AIX/Linux server performance, reducing CPU/memory bottlenecks and improving uptime
- PowerHA SystemMirror - Install and configuration of hacmp cluster, snapshot, patching, increase and decrease space in cluster file system size
- VIOS Server Administration– Experienced in VIOS server administration within IBM Power environments, including VIOS upgrades, maintenance, virtual resource management, storage mapping, and client LPAR connectivity management while ensuring high availability and minimal downtime.
- NIM Administration - Managing IBM AIX NIM environments for OS deployment, patching, upgrades, and disaster recovery operations across enterprise servers. Skilled in handling NIM resources, migrations, mksysb recovery, and troubleshooting complex NIM client and network boot issues in production environments.
- Hardware Management Console - Managing HMC operations including LPAR provisioning, dynamic resource allocation and server monitoring in enterprise environments. Skilled in handling CPU/memory allocation, virtual device management, firmware upgrade and Power Systems related issues.
- IBM SAN Storage - Experienced in storage administration including SAN storage provisioning, zoning, LUN allocation, expansion, multipathing, and storage monitoring in enterprise environments. Skilled in handling disk management, storage expansion etc.
- Firmware – Knowledge about firmware upgrade and maintenance activities on IBM Power Servers through HMC
- Migration – Knowledge about AIX OS migration from version 7.2 to 7.3 in production environments. server methodologies and migration LPAR from one power server to another using (Live Partition Mobility)
- Collaborated with application, database, network, and storage teams to deliver reliable, secure, and highly available infrastructure services in banking and enterprise environments.
System Administrator - DCB Bank Limited - DCB Bank
(2023-08 - 2025-06)
- Administered IBM AIX environments, including OS installation, configuration, upgrades, patch management (TL/SP), and production support across mission-critical enterprise systems.
- Managed IBM Power Systems infrastructure through HMC, including LPAR creation, DLPAR operations, VIOS, resource allocation, firmware maintenance, and system administration.
- Monitored server health, system performance, and resource utilization using AIX tools, ensuring high availability, optimal performance, and minimal downtime.
- Performed user and group administration, access control management, file permissions, and security compliance activities across enterprise environments.
- Managed AIX Logical Volume Manager (LVM), including creation and administration of Volume Groups (VG), Logical Volumes (LV), filesystems, mirroring, storage migrations, quorum management, and capacity expansion.
- Implemented and supported backup and recovery solutions using mksysb and alt_disk_clone, ensuring disaster recovery readiness and business continuity.
- Installed, configured, and administered VIOS environments, including NPIV, SEA, virtual storage provisioning, and client LPAR connectivity management.
- Configured, maintained, and troubleshot IBM PowerHA SystemMirror (HACMP) clusters, including cluster deployment, patching, snapshot management, failover testing, and clustered filesystem administration.
- Performed advanced troubleshooting of AIX hardware, software, storage, and performance-related issues, ensuring rapid incident resolution and system stability.
- Administered SAN storage environments including IBM Storwize V5000/V7000, performing storage provisioning, LUN provisioning and mapping, host group management, storage expansion, and multipathing configuration.
- Collaborated with application, database, network, and storage teams to deliver reliable, secure, and highly available infrastructure services in banking and enterprise environments.
AIX Administrator - Lauren Information Technologies Pvt. Ltd - DCB Bank
(2021-02 - 2023-08)
- Administration IBM AIX servers in production environments, including installation, storage configuration in AIX, patch management, performance monitoring, and system maintenance activities.
- Performed Technology Level (TL), Service Pack (SP), and emergency patch installations while ensuring minimal impact on business-critical applications.
- Monitored and optimized system performance by analyzing CPU, memory, filesystem, and I/O utilization, ensuring high availability and operational efficiency.
- Managed IBM Power Systems through HMC, including LPAR creation, DLPAR operations, resource allocation, system monitoring, and firmware maintenance.
- Managed user and group administration, security permissions, access controls, and compliance with organizational security policies.
- Administered and monitored IBM GPFS (IBM Spectrum Scale) clustered file systems, ensuring high availability and reliable shared storage access across AIX environments.
- Performed GPFS cluster health checks, filesystem monitoring, troubleshooting, and capacity management to maintain optimal performance and system stability.
- Administered AIX Logical Volume Manager (LVM), including creation and management of Volume Groups (VG), Logical Volumes (LV), filesystems, mirroring, storage expansion, and disk migration activities.
- Executed backup and recovery operations using mksysb and alt_disk_clone, supporting disaster recovery and business continuity requirements.
- Installed, configured, and maintained VIOS environments, including NPIV, SEA configuration, virtual storage mapping, and client LPAR connectivity.
- Supported IBM PowerHA SystemMirror (HACMP) clusters, including cluster configuration, troubleshooting, patching, snapshot management, and failover validation.
- Managed NIM environments for AIX OS deployment, patching, system recovery, and migration activities across enterprise servers.
- Worked with SAN storage teams to perform LUN provisioning, disk allocation, storage expansion, multipathing configuration, and storage-related troubleshooting.
- Investigated and resolved AIX hardware, operating system, and application-related incidents, ensuring adherence to SLA requirements.
- Created and maintained operational documentation, technical procedures, system inventories, and change management records.
AIX Technical Support - QuantM Limited - Bharat Heavy Electrical Limited
(2018-08 - 2020-07)
- Monitored IBM AIX servers to ensure system availability, performance, and smooth day-to-day operations in a production environment.
- Performed AIX operating system installation, basic configuration, health checks, and routine administrative tasks.
- Managed user and group accounts, file permissions, ownerships, password policies, and access requests as per organizational standards.
- Monitored system logs, resource utilization, filesystems, CPU, memory, and disk performance using AIX administrative tools.
- Performed routine backup and recovery operations using mksysb and alt_disk_clone procedures.
- Created and managed Volume Groups (VG), Logical Volumes (LV), and filesystems, including filesystem expansion and basic storage administration tasks.
- Supported HMC operations such as LPAR monitoring, console access, reboot activities, and basic resource management.
- VIOS administration activities, including virtual device monitoring, NPIV configuration, and client connectivity verification.
- SAN-related activities such as disk discovery, LUN verification, and multipath monitoring.
- Maintained operational documentation, standard operating procedures (SOPs), and daily health check reports.
Technical Support Executive - Phoenix Simply Safe Equipment Pvt. Ltd.
(2016-08 - 2018-06)
- Smart Class Software troubleshooting & maintenance
- Windows server – configure the Active Directory (AD). Load balancer, domain name server (DNS), Dynamic host configuration protocol, GPO
- Backup and disaster recovery in Windows server.
- Working with Smart board, Monitor, Switches, Projectors, Windows Server OS installation and Configuration, Installation of Printers and sharing, Desktop Troubleshooting etc.
- Server update, patches, hardware and software issues
Smart Class Coordinator - Educomp Solution Limited
(2015-04 - 2016-07)
- Smart Class Software troubleshooting & maintenance
- Working with Smart board, Monitor, Switches, Projectors, Windows Server OS installation and Configuration, Installation of Printers and sharing, Desktop Troubleshooting etc.
- Server update, patches, hardware and software issues
Edge Coordinator - 2COMS Consulting Pvt. Ltd. - Tata Interactive Systems
(2013-07 - 2014-06)
- I managed Server administration, Hardware Issues, User management
- Installation of OS, Installation of Application software
- Manage hardware devices like Switches, Printers, PCs, HP Tower Server
- I was worked interactive devices, Reports, Software Issues, Technical issues etc.
- Antivirus installation and patches update, and scan timely.
