Home

Gopal - Sr. Linux Systems Administrator

[email protected]

Location: Fremont, California, USA

Relocation: California

Visa: H1b

Resume file: GOPAL_RESUME_1762889839964.docx Please check the file(s) for viruses. Files are checked manually and then made available for download.

GOPAL REDDY SHADA [email protected] Proven Systems Administration expert with 19+ Years of Experience and IT Delivery Specialist with extensive experience in IT Platform Operations and Data center Infrastructure Services. Expert at Infrastructure Configuration, Maintenance, Migration, Transition and Transformation of Production IT environments across Data Centers. Passionate with the idea of Automating in every possible area. EDUCATION & CERTIFICATIONS Post Graduate Diploma In Management AIMA New Delhi, INDIA 2005. Bachelor of Computer Applications Osmania University, Hyderabad, India-2003. EXPERIENCE Hewlett Packard Enterprise August 2016 - Present. Sr Linux System Administrator Responsibilities: Managing new storage requests, existing storage, coordinating large data migrations, snapshot scheduling & replication. Storage presentation includes managing iSCSI LUNs, Linux NFS servers, XFS quotas & threshold alerting. Lead infrastructure operations for 500+ Linux and Windows servers across hybrid on-prem and AWS environments. Designed HAProxy-based load-balancing solution improving uptime by 35%. Automated routine maintenance and patching with Ansible, reducing manual work. Managed migration from CentOS 7 to AlmaLinux 9 for critical NFS, SFTP, and web servers. Implemented XFS quotas for user directories to manage storage volumes efficiently. Installed CrowdStrike Falcon agents on servers. Troubleshooting network issues. Set up and manage disk partitions and volume groups (LVM). Collaborated with DevOps teams to deploy Docker containers and streamline CI/CD pipelines. Implemented proactive monitoring with SolarWinds and Prometheus dashboards, improving incident response time. Managing business-critical servers including NFS, NIS, and Webservers. Worked with network services such as NIS, DNS, NTP, DHCP, TFTP, FTP, HTTP, SSH, and SFTP. Configured SSH, sudo privileges, and role-based access management (RBAC). Managed user accounts, permissions, and access controls. Monitored system performance using tools like top, htop, vmstat, and iostat. Deployed microservices to AWS Kubernetes clusters. Administered deployment configurations for Linux servers hosted on AWS and Azure. Environment: Linux (CentOS, AlmaLinux), Windows Server, AWS (EC2, S3, IAM, EBS, Kubernetes), Azure, Ansible, Docker, Kubernetes, HAProxy, iSCSI, NFS, XFS, LVM, Snapshots, Replication, SolarWinds, Prometheus, CrowdStrike Falcon, SSH, Sudo, RBAC, DNS, NIS, NTP, DHCP, TFTP, FTP, HTTP, SFTP, Git, CI/CD, Automation, Scripting, System Monitoring, Performance Tuning, Data Migration, Network Troubleshooting, Agile/Scrum Thinc Systems Inc. December 2012 July 2016 UNIX System Administrator Clients : Microsoft, CISCO,Motorola, Nimble Storage Inc,: California. Responsibilities: Installing CentOS on physical and virtual machines. Coordinating with application teams and testing application code on installed VMs. Taking requirements from engineering teams and building servers for new projects. Working with networking teams to keep IP pools ready for VM deployments. Maintaining DNS, adding DNS entries and zone files. Building Golden Images for application testing. Customizing Golden Images for performance and monitoring. Converting Golden Images to templates and deploying VMs from templates. Adding VLANs and customizing profiles in VMware vCenter for deploying VMs. Deploying VMs in Microsoft Azure. Using HAProxy for load balancing. Deploying mobile application code in all production servers using Python scripts. Building basic scripts for automating code deployment. Maintaining production environment and participating in 24/7 on-call duties monthly. Monitoring AWS resources (EC2, RDS, S3, EBS) using CloudWatch dashboards and alarms. Starting/stopping EC2 instances based on schedules or requests. Responding to alerts and performing initial troubleshooting for performance or availability issues. Reviewing and maintaining cloud logs using CloudWatch Logs, CloudTrail, and VPC Flow Logs. Deploying VMs in Google Cloud Platform (GCP). Managing IAM users, groups, and roles under supervision of L2/L3 admins. Troubleshooting VMware infrastructure for disk space issues. Monitoring server performance using Nagios and Cacti. Environment: CentOS, VMware vCenter, Microsoft Azure, Google Cloud Platform (GCP), AWS (EC2, RDS, S3, EBS, CloudWatch, CloudTrail, VPC Flow Logs), DNS (Zone Files, Records Management), HAProxy, Python (Automation Scripts, Code Deployment), Nagios, Cacti, Bash Scripting, VM Templates & Golden Images, VLAN Configuration, Load Balancing, IAM (Users, Groups, Roles), Networking (IP Pool Management, Coordination with Network Teams), Server Performance Monitoring, Production Support (24/7 On-call), Application Deployment & Testing, Agile/Scrum IBM India Pvt Ltd. Aug 2008 Nov 2012. Performance and Capacity Management Analyst. Responsibilities: Installed, configured, and updated Linux machines with Red Hat, Debian, and CentOS. Troubleshot, analyzed, and resolved computer problems related to both hardware and software. Planned, tested, and introduced new systems into the infrastructure. Collaborated with other administrators to strategize and improve system productivity. Worked with Backup team to install and configure Networker Client on Linux servers. Involved in administration and setup of High Availability (HA) clusters on Linux and Solaris servers using Pacemaker and Red Hat Cluster Suite. Participated in installing and configuring UNIX/Linux-based Oracle 10g products. Installed and configured Apache and Tomcat web servers. Handled user groups and role administration. Performed patch and package management on Red Hat Linux servers using RPM and YUM. Knowledge of DNS, NIS, and NFS services. Experience with MySQL (basic administration). Installed, configured, and managed Veritas NetBackup, VXVM, VCS, ZFS, and Virtualization environments. Automated jobs using Shell scripting and Perl scripting. Installed and configured VMware vSphere 5, performed P2V and V2V migrations, and managed ESXi environments. Environment: Red Hat Enterprise Linux (RHEL), CentOS, Debian, Solaris, Apache, Tomcat, Oracle 10g, MySQL, Veritas NetBackup, VXVM, VCS, ZFS, VMware vSphere 5, ESXi, P2V, V2V, Pacemaker, Red Hat Cluster Suite, Networker Client, DNS, NIS, NFS, RPM, YUM, Shell Scripting, Perl Scripting, High Availability Clustering, System Troubleshooting, Patch & Package Management, User & Role Administration, Server Virtualization, Infrastructure Planning & Deployment Deloitte Consulting. March 2007 Feb 2008 Associate Analyst, Unix System Administrator Responsibilities: Providing onsite support for 800+ Solaris, HP-UX, AIX, and Linux servers. Installed, configured, and maintained Solaris, HP-UX, AIX, and Linux servers. Handling storage and storage-related upgrades by coordinating with vendors on EMC Clariion and Symmetrix, including installation and configuration of PowerPath. Performed patch and package management on Red Hat Linux servers using RPM and YUM. Managed disks using LVM and SVM. Wrote Perl and Shell scripts to automate the installation and deployment process. Performed HBA (LPFC, QLC) firmware and driver upgrades. Implemented Solaris on x86/x64-based architecture. Installed and configured Apache and Tomcat web servers. Installed, configured, and maintained Veritas Clusters. Configured, installed, and maintained Apache web servers. Created and maintained domains on Sun Fire mid-range servers such as Sun Fire 4900/6800/6900. Contributed to system performance tuning, capacity planning, and SLA compliance. Managed users, groups, and role administration. Hands-on with Linux kernel customization and network subsystem tuning and optimization. Automated numerous tasks using Shell, Perl, and Python scripting. Automated report generation processes to analyze production performance parameters. Environment: Solaris, HP-UX, AIX, Red Hat Linux, EMC Clariion, EMC Symmetrix, PowerPath, Veritas Cluster Server (VCS), Apache, Tomcat, Sun Fire Servers (4900/6800/6900), LVM, SVM, RPM, YUM, Shell Scripting, Perl, Python, HBA (LPFC, QLC) Firmware Upgrades, System Performance Tuning, Network Subsystem Optimization, Capacity Planning, SLA Compliance, User & Role Administration, Server Virtualization, High Availability, Automation & Reporting GENPACT January 2006 March 2007 Process Associate, Systems Administrator Responsibilities: Hands on RHEL, SUSE, CENTOS, SUSE LINUX &UBUNTU. Day to-day administration of Linux / *NIX which includes installation, testing, tuning, upgrading and loading patches, troubleshooting server issues. Performed automated installations of Operating Systems using Jumpstart for Solaris and Kickstart and PXE for Linux. Installation, configuration and management of LAMP {LINUX/Apache/MySQL/PHP} stacks. Have dealt with Partitions / LVM / RAID / User Administration. Deployed and Configured IBM/HP DL series / Dell Hardware. Have worked with Nagios and Science Logic Monitoring tools. Have a detailed understanding on Networking Components. Environment: RHEL, SUSE Linux, CentOS, Ubuntu, Solaris, Apache, MySQL, PHP (LAMP Stack), Kickstart, PXE, Jumpstart, IBM/HP/Dell Server Hardware, LVM, RAID, Disk Partitioning, User Administration, Nagios, ScienceLogic, Networking Components, OS Installation & Upgrades, System Performance Tuning, Troubleshooting, Patch Management Keywords: continuous integration continuous deployment user experience sthree information technology hewlett packard