Sreenivasulu Chinnavangali
Hyderbad
Summary
Senior Software Engineer with strong server management and system configuration skills. Proven ability to optimize server performance and enhance system efficiency through effective troubleshooting and collaboration.
Overview
9
9
years of professional experience
Work History
Senior Software Engineer
Tata Consultancy Services (TCS)
Hyderbad
01.2022 - 10.2022
- Managing, monitoring, and configuring HP Integrity servers.
- Installation of HP Integrity servers (rx2800 i2, rx2800 i4, and bl8X0 i2 and i4 servers).
- MP or ILO configuration for HP integrity and HP blade servers.
- Installation and configuration of HPUX 11.23 and HPUX 11.31 on HP Integrity Blade servers.
- Creating users and granting them sudo access if required.
- Installation of additional patches, as per application requirement.
- Tuning of HPUX servers as per the application team's requirements and best practices.
- Creation of additional file systems using the Logical Volume Manager with VXFS.
- Configuration of the Ignite server for taking OS backup of HP-UX servers.
- Taking Ignite backup using tape drives and Ignite servers.
- Expert on Logical Volume Manager.
- Root password reset.
- Installation of patch bundle for all HP-UX servers, along with the latest drivers.
- Creation and management of HP Integrity virtual machines and virtual partitions.
- Configuring the Network File Systems (NFS).
- NTP configuration.
- Setting the kernel parameters as per the application team's requirements.
- Service Guard cluster on HP-UX and HP Virtualization (HPVM) Management.
- Configured and maintained user accounts and permissions in Active Directory.
- Monitored system logs for issues and implemented troubleshooting procedures.
- Collaborated with development teams to deploy applications on Linux servers.
- Having knowledge on Data Center equipment which I have worked on SBI Data Center
- Managed Linux server environments to ensure optimal performance and security.
Senior Analyst
Fidelity National Finance India Pvt Ltd
Bengaluru
08.2016 - 10.2021
- Configured and maintained Linux servers to ensure optimal performance and security.
- Implemented backup strategies to safeguard critical data across multiple systems.
- Developed scripts to automate routine tasks and enhance system efficiency.
- Troubleshooting OS-level issues of RHEL 6.x, RHEL 7.x, and RHEL 8.x.
- Installing the OS on hardware provided by HP and Dell.
- Managing users and groups through LDAP and locally on the server.
- Disk Management (Creating Partitions, LVM’s, and extending logical volumes).
- Worked on multiple hardware issues, such as disk failure, battery failure, and physical servers.
- Worked on VMware (installing required packages, helping users access the servers on the network).
- Basic network issues (assigning static IPs, doing external entries for the domains as per requirement).
- Worked on different tools like ServiceNow, GLPI, JIRA, and Zabbix, etc.
- Worked on all types of tickets (Incident, Request, Change activities).
- Creating, exporting, managing, and mounting NFS shared drives and SAMBA shared drives to users automatically and manually, and troubleshooting permission issues faced by users.
- Implemented two-factor authentication in our environment.
- Recovered servers with next-level OS versions, without data loss.
- Migrating RHEL 6.10 to RHEL 7.2, RHEL 7 to RHEL 8, and RHEL 8.9 to RHEL 8.10.
- Resolving the production issues within the SLA (Service Level Agreement).
- Good knowledge of ITIL processes, including Incident Management and Change Management.
- Ability to follow industry standards and procedures, quickly master new concepts, and be strong team players.
- Interacting with the client and dependent teams over calls and through emails while. Working on various production issues.
- Strong team player and contribute toward the team goals.
- Every month, syncing repos with the foreman server.
Process Analyst
Hinduja Global Solutions Pvt Ltd(HGS)
Bengaluru
06.2013 - 12.2015
- Documented workflow processes for various tasks within the Credit Process Analyst role.
- Conducted audits of internal processes and systems used in the launch of new products and services.
Education
MBA - HR And Marketing
Sri Gayatri School of Management Studies& Sciences
Tirupathi03-2013
Skills
- Linux server management
- Virtual machine management
- Linux and HP-UX servers
- VMware ESXi 5x, 6x, 7x vCenter
- ServiceNow
- GLPI
- JIRA
- Zabbix,
- AWS
- GitHub
Timeline
Senior Software Engineer
Tata Consultancy Services (TCS)
01.2022 - 10.2022
Senior Analyst
Fidelity National Finance India Pvt Ltd
08.2016 - 10.2021
Process Analyst
Hinduja Global Solutions Pvt Ltd(HGS)
06.2013 - 12.2015
MBA - HR And Marketing
Sri Gayatri School of Management Studies& Sciences