Ashwani Sharma
System Administrator (AIX)
Noida,UP
Summary
Proactive and detail-oriented AIX Administrator with approximately 3 years of experience managing and supporting IBM AIX environments. Expertise includes LPAR/VIOS management, system monitoring, performance tuning, and storage integration (LVM, NFS). Demonstrated hands-on proficiency in OS patching, security hardening, and backup and recovery (Mksysb, NIM), alongside disaster recovery planning to ensure optimal system availability and compliance. Committed to leveraging technical skills to enhance system performance and reliability in dynamic environments.
Overview
3
3
years of professional experience
1
1
Language
Work History
AIX System Administrator
BSSL Group
11.2023 - Current
- ROLE - AIX System Administrator
- Hardware: Power8, Power9.
- Platform - AIX 7.1, AIX 7.2, HMC8, HMC10, PowerHA 7.1.3.
- Maintained and improved security and performance of systems.
- Improved system stability by performing regular backups of critical data, adhering to stringent backup policies.
- Contributed to business continuity efforts by maintaining high availability clusters within the organization''s AIX environment.
- Supported application development teams by providing timely troubleshooting assistance for issues related to the underlying AIX infrastructure.
- Collaborated with vendors and support teams to resolve complex issues, ensuring minimal disruption to ongoing operations within the AIX environment.
- Performed routine maintenance tasks such as hardware upgrades, firmware updates, and software installations across various AIX platforms.
- Maintained a secure working environment by conducting periodic vulnerability assessments and promptly addressing identified risks within the AIX infrastructure.
- Assign resources to the defined NIM clients
- System recovery through NIM server using mksysb resource
- Migration of the OS from a lower version to a higher version using the nimadm method.
- Install filesets, RPM, APAR, and e-fix.
- Install and upgrade patching to keep the system at the current maintenance level.
- Upgrade TL using the clone method.
- Perform LVM activities like creating a Volume Group, extending and reducing VG by adding and removing PV from the VG.
- Create file systems and increase file systems as per request.
- Mirroring of rootvg and non-rootvg.
- Data migration activity in multiple scenarios, such as the migration of PV using migratepv, export and import VG, and reorganizing VG, LV migration.
- Backup management activities, like OS backup using mksysb and non-rootvg backup by using the savevg command.
- Restore the non-rootvg backup by using restvg.
AIX System Administrator
ASK Automobiles Pvt. Ltd.
05.2024 - 10.2024
- ROLE - AIX System Administrator.
- Hardware – IBM Power 8, Power 9.
- Platform - AIX 7.1, AIX 7.2, HMC8, HMC10, PowerHA 7.1.3.
- Collaborated with IT team to develop and implement comprehensive disaster recovery plans, ensuring minimal data loss during critical incidents.
- Improved security measures by conducting vulnerability assessments and applying necessary patches.
- Managed user access rights to maintain a high level of information security while ensuring appropriate levels of accessibility for authorized personnel.
- Supported the implementation of new technologies by providing technical expertise and training to colleagues as needed.
- Increased efficiency in the workplace by ensuring seamless integration of new applications into existing systems.
- Diagnosed and resolved complex technical issues through in-depth analysis, facilitating uninterrupted business operations.
- Enhanced system performance by optimizing server configurations and implementing regular updates.
AIX System Administrator
BSSL Group
04.2023 - 05.2024
- ROLE - AIX System Administrator
- Hardware - Power8, Power9
- Platform - AIX 7.1, AIX 7.2, HMC 8, HMC10, PowerHA 7.1.3.
- Simplified troubleshooting processes by creating detailed documentation for system configurations, procedures, and best practices.
- Enabled smooth transitions during hardware and software upgrades, minimizing disruptions to endusers.
- Installed important security and functionality patches to maintain optimal protections against intrusion and system reliability.
- Completed reports detailing network and systems performance and downtime issues.
- Facilitated team collaboration, setting up and maintaining project management and communication tools.
- Reduced system vulnerabilities, implementing comprehensive security protocol including regular audits and employee training.
- Ensured high availability of critical systems by setting up and monitoring failover mechanisms and redundancy protocols.
- Optimized hardware utilization, conducting detailed assessments and reallocating resources for better performance.
Education
10th -
CBSE
Haryana05-2016
10+2 - Non-Medical (Physics, Chemistry, Mathematics)
HBSE
Haryana, India 04.2001 -
B.Sc. -
Maharishi Dayanand University (Rohtak)
Haryana, India 04.2001 -
Skills
System monitoring
DECLARATION
"I certify that the information provided in this CV is accurate and true to the best of my knowledge. I am eager to bring my expertise, enthusiasm, and dedication to add value to any prospective role and organization."
ACTIVITIES
- Build LPAR in Dual VIOS environment.
- Installing AIX operating system using NIM Server and media.
- Configuring NIM server using media.
- Creating NIM machine and resources like lpp_source1, spot, MKSYSB on NIM server.
- Assign resources to the defined NIM clients.
- System recovery through NIM server using MKSYSB resource.
- Migration of OS from lower version to upper version using NIMADM method.
- Install FILESETS, RPM, APAR and e-fix.
- Install and upgrade PETCHING to keep system in current maintenance level.
- Upgrade TL using clone method.
- Perform LVM activities like create Volume Group, extend and REDUCINGVG by add and remove PV from the VG.
- Create file systems and increase filesystems as per request.
- Mirroring of ROOTVG and non-ROOTVG.
- Data migration activity in multiple scenarios like migration of PV using MIGERATEPV, export and IMPORTVG, reorganizing VG, LV migration.
- Backup management activities like OS backup using MKSYSB and non-ROOTVG backup by using SAVEVG command.
- Restore non-ROOT backup by using RESTVG.
- Set up the link as soft link or hard link.
- Paging space activities like creating paging space, increase and decreasing and list the paging space.
- Perform job schedule using crontab.
- User management activities such as create users, change attributes of user as per requirement.
- Setup the special permissions like SGID, SUID, SVTX (sticky bit) and ACL.
- Give SUDO permissions as per need.
- HMC management activities like create user on HMC.
- DLPAR operations to increase and decrease CPU and memory.
- LPM activity.
- Update HMC to maintain required level of HMC.
- How to export and mount a network filesystem using NFS.
- Setup the automount for.
- Troubleshoot NFS issue and s the issue.
- Device management activities like add or remove device and change attributes for disk.
- Manage and configure DUMPLV using SYSDUMPDEV command.
- Multipath software MPIO to see the device availability.
- Network activities like configure IP and gateway on ETHERNET adapter.
- How to use TCPDUMP, TRACEROOT and netstat for network troubleshooting.
- Process and daemon managed by using STARTSRC and STOPSRC command.
- Enable and disable specific ports in /etc/profile.
- Perform health check of server in case of performance issues
- To check CPU utilization by SAR and TOPAS.
- To check memory consumption by VMSTAT and.
- Generate report using NMON ANALYZER for system overview
- Experienced in VIOS Servers or VIO clients
- Perform VIO activities like creating virtual SCSI controller, backup of targeted devices.
- Create sea adapter using trunk, control channel and ETHERCHANNEL adapter.
- Take backup on VIO server like BACKUPIOS using for ROOTVG backup, VIOSBR using for backup of targeted device.
- Mirror VIOS ROOTVG using MIRRORIOS command.
- Install and configure the two node Power HA cluster by installing the HA FILESETS.
- Create resource group, persistent IP, service IP, APPSERVER.
- HA activities like move RG from one node to another, start/stop cluster services, LVM task using CSPOC, check state of cluster and resource group state.
- Taking snapshot of cluster and recover from snapshot
- How to replace an adapter that has stopped working.
- Migration of HA cluster.
Timeline
AIX System Administrator
ASK Automobiles Pvt. Ltd.
05.2024 - 10.2024
AIX System Administrator
BSSL Group
11.2023 - Current
AIX System Administrator
BSSL Group
04.2023 - 05.2024
10+2 - Non-Medical (Physics, Chemistry, Mathematics)
HBSE
04.2001 -
B.Sc. -
Maharishi Dayanand University (Rohtak)
04.2001 -
10th -
CBSE