JAYARAMI REDDY GUNTAKA
Bangalore,India
Summary
Experienced Systems Administrator with a strong drive for success and over 3 years of hands-on experience in software implementation and maintenance. Demonstrated ability to effectively manage complex infrastructures and efficiently oversee data center operations. Adept at solving business application problems with a solutions-oriented approach, always striving to deliver top-notch service. Proficient in troubleshooting, communication, and collaboration, ensuring seamless teamwork and effective problem resolution.
Overview
4
4
years of professional experience
1
1
Certification
Work History
Assoc Systems Administrator
Aci Worldwide Pvt Ltd
07.2023 - Current
- Installation & Configuration of RedHat Operating systems and administration
- Providing L1 & L2 remote Linux system Administration 24x7 support for different application/Database servers.
- Knowledge in ITIL process (Incident, Change management etc.)
- Handling requests in various severity levels, change tickets and Tasks with-in-SLA (Service level agreement).
- Enabled Password less SSH Authentication between Linux servers based on user requirement
- Copying files and directories from one server to another server by using RSYNC and SCP
- Very good understanding on VMware virtualization
- Experience in managing File systems and performing activities such as LV extension, reduction or repairing based on File System type (XFS,Ext4,Ext3) and also Managing Physical Volumes(PV), Volume Groups(VG)
- Runtime CPU, RAM, VMDK, LUN Addition and Reduction
- NFS & CIFS shares mount
- Experience in Manual and Automation OS Patching on multiple RHEL releases like RedHat 6.x,7.x,8.x and 9.x
- Installed important security and functionality patches to maintain optimal protections against intrusion and system reliability.
- Interacting with RedHat Vendors, Application / Database Owners and Change Management to create holistic solution and provide service without interruption
- To manage services, maintaining and managing log files, monitoring event logs and troubleshooting based on error messages from server logs and vendor suggestions
- Reinstallation of servers from Rhel7 to Rhel8 using latest Kick-start file from satellite
- Having Solid Understanding of Booting Processes and run-levels. Fixing servers which went to Maintenance /Dracut/ Kernel Panic Mode
- Enabled Log-rotation for rotating logs and cleaning space on OS related Files Systems as per SOP( Standard Operating Procedure)
- Mitigating RedHat related vulnerabilities on Linux servers
- Having good troubleshooting skills on Linux servers
- Decommissioning old / unused servers as per request
- Familiarity with networking concepts, NMCLI commands, IP aliasing, NIC Teaming concept & vNIC configuration and protocols (TCP/IP, DNS, DHCP, etc.)
- Knowledge on security best practices and tools (firewalls, SELinux).
- Familiarity with monitoring tools (Grafana)
- Hands on experience with Azure BAU activities (New VM creation, FS creation/Expansion, Backup & monitoring alerts handling, OS Patching, NSG rule creation, CPU/RAM Resize, Decommission).
- Basic understanding on Kubernetes, Docker and Ansible Ad hoc commands
- Gained Knowledge on overview of Jenkins pipeline.
Analyst
HCL Tech
06.2021 - 07.2023
- Providing L1 remote Linux system Administration 24x7 support for different application/Database servers.
- Incidents dispatching during shift hours.
- Handling tickets and monitoring performance alerts on daily basis.
- Managing and configuring Monitoring tools like IBM's ITM , and also FS backup IBM's TSM client tool.
- Installation support to Linux servers with JBOSS, ORACLE, POSTGRES and SAP as application/Database adon.
- Managing file systems , LVM, SWAP and Process Management(CPU/Memory/Disk Utilization) of Linux servers
- Provisioning and De-provisioning, Modifying Access to users and groups on server level
- Securing Approvals from SRM and coordinating among technical teams for executing planned changes
- Hands-on experience with RedHat satellite and VMware VCenter
Project Intern
HCL Infosystems
12.2020 - 06.2021
- Trained on Linux administration
- Basic Understanding on Networking concepts
Education
B. Tech in Electronics and Communications -
Dhanekula Institute of Engineering And Technology, Affiliated To JNTUK University, Andhra Pradesh
Vijayawada05.2018
Skills
- OS: RedHat Linux 6x,7x,8x,9x
- Hardware: HP, Dell
- Ticketing tool: Service Now, JIRA
- Vulnerability Check
- VMware
- Ansible (Ad hoc)
- Azure (BAU)
Certification
Certified as Azure Administrator Associate (AZ-104)
Personal Information
- Father's Name: Srinivasa Reddy
- Nationality: Indian
Disclaimer
I hereby declare that the above-mentioned information is true and to the best of my knowledge.
Timeline
Assoc Systems Administrator
Aci Worldwide Pvt Ltd
07.2023 - Current
Analyst
HCL Tech
06.2021 - 07.2023
Project Intern
HCL Infosystems
12.2020 - 06.2021
B. Tech in Electronics and Communications -
Dhanekula Institute of Engineering And Technology, Affiliated To JNTUK University, Andhra Pradesh
Certified as Azure Administrator Associate (AZ-104)
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