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Click here or scroll down to respond to this candidatePh. PHONE NUMBER AVAILABLE Venkata Sai Chandra Kiran Email ID: EMAIL AVAILABLEProfile:System/Infrastructure Administration with 13+ years of progressive experience and proficiency in enterprise environment, Integration and Optimizing Mission critical deployments over On-Prem & Cloud Infrastructure and Proven success of delivering optimal results and measurable outcomes implementations of various functional and non-functional requirements. Poses Problem solving and a quick learner.Key skills Linux Administration, Kubernetes/OpenShift Administration Solaris Administration with Sun Cluster Administration and Solaris LDOMs (Logical Domains) Red hat Cluster, Pacemaker Cluster, VCS and Service Guard Cluster. OpenShift architecture and administration Experience in deploying and managing containers using Docker and Kubernetes Proficient in configuring and managing OpenShift clusters, nodes, and namespaces Understanding of container orchestration and scaling Understanding of networking concepts and experience in configuring networking for OpenShift Experience with monitoring and troubleshooting OpenShift clusters and applications. Excellent problem-solving and communication skills Education: MCA (Master of Computer Applications) from Vels College of Science, Madras University Chennai, India. B.Com (Compute Application) from Krishna Chaitanya Degree college, Sri Venkateswara University, Tirupati, India. Technical Skills:Hardware : Sun T7, T5-4, T4-4, M-4000, M-5000, Sun Fire 25K, Sun Fire T2000, Sun, DELL, HP DL And BL ServersOperating Systems : Red Hat Linux (RHEL) 5/6/ 7 and 8, Solaris 9/10,11 and HP-UX Cloud Technologies : Google Cloud Platform (GCP) and Amazon Web Services (AWS) Third-party Software : VxVM, VCS, LVM, SVM, ZFS.Virtualizations : VMware vSphere, KVM and Oracle LDOMs Cluster Technologies : Red Hat Cluster, Veritas Cluster Server (VCS), Sun Cluster, PaceMaker, Service Guard Orchestration : Red Hat Openshift and KubernetesScripting and Automation : Terraform, AnsibleStorage : SAN, EMC Symmetrix / Clariion, NASAntivirus : Symantec Antivirus Corporate Edition, Fidelis Certifications: Certified Sun Solaris 10 System Administrator (SCSA). Certified Kubernetes Administrator (CKA) Certified in Red Hat Certified Specialist in OpenShift Administration. Achievements:Best employee award for Successfully scaled Unix-based billing solution to handle a 50% increase in customer transactions without performance degradation.Power Award for automated snapshot recovery for critical file system corruption incidents, addressing recurring issues of downtime and data loss. Implemented an automated system leveraging Unix shell scripting and scheduled cronjobs to initiate snapshots and restore operations swiftlyAll Star Award for Designed and implemented an automated patch management system using Oracle Enterprise Manager (OEM) and Unix shell scripting. Ensured 100% compliance with security patching requirements across all Oracle servers.Achieved Mabrook Award from stakeholders for proactive risk management and swift resolution of security issues, enhancing organizational trust and credibility.ERICSSON, Plano TX (Technical Lead - Infrastructure and Cloud) May 2018 to Present Responsibilities: Delivered SME support for Unix Servers in Telecom Environment and managed production support for 2500+ Linux/ Oracle Servers. Involved system designing, planning and implementing for new projects. Worked through incident root cause analysis to put together remediation plans for the global environment to ensure issues only occur once Collected data describing the environment at the time of the failure and perform other activities in support of E2 maintenance provider DR investigation and resolution Managed OpenShift Clusters in Production environments, ensuring high availability and scalability. Configured and maintained OpenShift cluster nodes, storage, and networking components. Implemented infrastructure/application monitoring, capacity planning and Observability solutions (any of Prometheus, ELK, Graphite/Grafana). Managed users, roles, and access control for OpenShift projects and resources. Implemented monitoring and alerting systems for OpenShift clusters using Prometheus and Grafana. Capacity planning for oracle servers and fulfilling the requests to run the operations. Supported for Disaster Recovery Plans for all Data centres. Troubleshooted performance on multi-hosted, physical, and virtual platforms Planned and implemented system upgrades, patches, Firmware, software installations, hardware additions. Associated with several hardware vendors and resolving the Hardware issue for Oracle / HP UX and DELL Servers on priority. Hands on experience working on various Cluster solutions in oracle and Linux ( SUN Cluster and Pacemaker Cluster) Experienced working on virtualization using VMware ESX Dealt with application/hardware/storage and database teams on-call support Experience in Red hat Satellite. Planned and implemented the array and host-based storage migrations. Provided support for Infrastructure during L2 and L3 Network migrations. Provided guidance and support to junior team members on OpenShift administration and best practices. Managed and maintained Linux server infrastructure, including system configuration, monitoring, and security. Monitored system performance and identified optimization opportunities to improve overall efficiency. Implemented security measures and patches to ensure system integrity and compliance. Conducted regular system backups and implemented disaster recovery strategies. Collaborated with cross-functional teams to plan and execute system upgrades and migrations. Provided technical support and troubleshooting for server and network-related issues. Worked on Jira, HPSM, Remedy and Service desk for ticketing. Hands-on experience with Elasticsearch, Logstash and Kibana (ELK). Responsible for Data-centre tasks like replacing DIMMS, Disks, Boards and cabling the servers. Deployed, configured, and managed Kubernetes clusters across development, staging, and production environments as well as monitor the health, performance, and availability of Kubernetes clusters and associated components and troubleshoot and resolve issues related to Kubernetes infrastructure, networking, and containerized applications. Used Kubernetes, I have automated application deployments and updates and orchestrated deployment. Created and Configured Helm charts to define the desired configuration, dependencies, and resources required for deploying an application on Kubernetes Created and maintained documentation for system configurations, processes, and troubleshooting guides. Strong Knowledge of clustering and High Availability and Possess in-depth knowledge in systems administration activities and demonstrate high-level skills with extensive proficiency. Experienced in containerization like Dockers and container orchestration tools like Kubernetes and Red Hat Open shift. Experienced in Cloud platforms (Google Cloud Platform (GCP) and Amazon Web Services (AWS)) ATOS, India June' 17 Apr 18(Senior Unix Engineer)Responsibilities: Worked on Level 3 administration support for Approx. 1500+ UNIX (/Linux/ Oracle) Servers. Supported engineering team wherein we do involve in server builds, Patching, Installations and Up-gradation of all operating Systems (Redhat Linux and Solaris). Provided L3 Support Oracle Solaris environment, Such as Zone / LDOMS / VxVM and VCS. Responsible for providing a wide range of Data Centre and remote support. Supported for Disaster Recovery Plans for all Data centres. Planned and implemented system upgrades, patches, Firmware, software installations, hardware additions. Worked on patch installation on Redhat LINUX and Solaris servers. Worked with the storage team on SAN and NAS requirements for the UNIX servers. Have a good working experience with the Red Hat vendor and Oracle vendor. Worked on Hardware Replacement like Disk replacement, CPU replacement, Board replacement etc. Ericsson Global Service Private Limited, Bangalore (Senior Linux Administrator) Feb 16 May 17 Project Details: DU, Telecom (Emirates Integrated Telecommunications Responsibilities: Worked on System Administration of Sun Solaris (9/10). Worked on Configuration and Creation of UNIX File System on Solaris. Fixed the free space issues for all production and development servers file systems alerts. Troubleshooted NFS servers, NFS Clients with AutoMount Environment. Working knowledge on SMF and restarting of services by using svcadm utility. Worked on Packages Management on Sun Servers. Worked on Scheduling of automatic, repetitive Jobs using commands with Crontab. Good exposure in handling all kinds of auto generated and user trouble tickets in HPSM Ticketing tool. Created and Managed Users/Group accounts and set up a user's work environment. Experience on configuring root mirror, implementing RAID's by using SVM. Increasing and Decreasing the volume size and file system size (UFS and VXFS). Perform all duties relating to UNIX System Administration, Veritas Volume Manager, and File system and hardware and software technical support. Network and interface management and setting network speed settings on network interfaces. Perform all duties relating to UNIX System Administration, VERITAS Volume Manager, and File system and hardware and software technical support. Performing LIVE UPGRADE in Solaris Servers. Created, managed and migrated ZFS storage pools and file systems. Done Implementing Quotas and reservation on the ZFS file system. Gained Knowledge in Installation of VERITAS Volume Manager Done Creation of RAID 0 Concatenation, RAID 0 stripe and RAID 1 Mirror Volumes By Using Veritas Volume Manager Encapsulation of root disk and bring the OS file systems into Solaris OS Control. Usage Vxdiskadm Menu Driven Command in Veritas Volume Manger Creation and Removal of disk groups and volumes Worked on Growing and shrinking the Veritas volumes and File system by using vxresize Worked on Deporting and importing the disk groups. Worked on Renaming the disk, sub disk, plex and volumes. Hewlett Packard (HP), Bangalore (ITO Service Delivery Consultant) Nov 11 Nov 15 Project Details: PepsiCo, H3G EricssonResponsibilities: Provided L1 and L2 Remote administration support (24*7). Done System Administration of Sun Solaris (9/10). Worked on Configuration and Creation of UNIX File System on Solaris. Fixed the free space issues for all production and development servers file systems alerts. Troubleshooted NFS servers, NFS Clients with AutoMount Environment. Working knowledge on SMF and restarting of services by using svcadm utility. Worked on Packages Management on Sun Servers. Done Scheduling of automatic, repetitive Jobs using commands with Crontab. Acquired Good exposure in handling all kinds of auto generated and user trouble tickets in HPSM Ticketing tool. Creation and Managing Users/Group accounts and setup a user's work environment. Experience on configuring root mirror, implementing RAID's by using SVM. Worked on Increasing and decreasing the volume size and file system size (UFS and VXFS). Performed all duties relating to UNIX System Administration, Veritas Volume Manager, and File system and hardware and software technical support. Worked on Network and interface management and setting network speed settings on network interfaces. Performed all duties relating to UNIX System Administration, VERITAS Volume Manager, and File system and hardware and software technical support. Worked on Creating managing and migrating ZFS storage pools and file systems. Implemented Quotas and reservation on the ZFS file system. Gained Good knowledge in VCS Clusters.GMS SoftWare Solutions, Client: IBM, Bangalore (Associate Engineer) Dec 10 Oct 11 Project Details: Capital OneResponsibilities: Provided L1 Remote administration support (24*7). Worked on System Administration of Sun Solaris (9/10). Done Device Management, Detection of External storage and creation of partitions. Worked on Configuration and Creation of UNIX File System on Solaris. Fixed the free space issues for all production and development servers file systems alerts. Troubleshooted NFS servers, NFS Clients with Auto Mount Environment. Working knowledge on SMF and restarting of services by using svcadm utility. Restarted services on production servers on a daily basis. worked on Packages Management on Sun Servers. Performed UFSDUMP on Solaris 9 and Solaris 10 servers. Scheduled automatic, repetitive Jobs using commands with Contab. Gained Good exposure in handling all kinds of auto generated and user trouble tickets in HPSM Ticketing tool. Created and Managed Users/Group accounts and setup a user's work environment. Created Meta devices and Implementing RAID levels (RAID 0, RAID 1, and RAID5) Created and removed the volumes. Worked on Resizing the volume and increasing file system. |
