Senior software Engineer
Teksystems Global Services
Total des années d'expérience :11 years, 9 Mois
OS level management for the Linux servers (Red hat, Oracle Linux, and Centos).
Patching all the Linux servers every quarter.
OS upgradation activity (RHEL and OEL 6, 7 to 8 or to the desired version).
Satellite server management.
Veeam and NetBackup client backup agent installation.
Rapid7 and sentinelone installation.
Vulnerability alert monitoring and patching the servers.
Server provisioning and server hardware resources upgradation.
Incident and change management.
Exacs server management.
Management of Azure, OCI, AWS cloud.
Management of VMware and Oracle Virtual Manager.
Ansible automation.
Building and testing using bamboo.
Maintaining the playbook in Github and Bitbucket.
User management using IDM and NIS.
Installation of new servers, Cluster build and Hadoop server build and post build configuration.
Performing server’s storage size increase and decrease changes.
Worked with different tools like JIRA, ServiceNow, and CyberArk.
Dedicatedly working with multiple internal projects.
Performing weekends and weekdays Change tasks.
Hands on experience to write python scripts to schedule the job.
Performing Patching, monitoring, firmware upgrade and TSM backup configuration, etc.
Creating a new virtual machine and configuring of DNS, NIS client and NIC bonding.
Troubleshooting the servers which ever got issues after the build.
Performing QA before delivering the servers.
User and Disk group management.
VCS cluster and pacemaker server storage upgradation and performing failover and failback activities.
Co ordinating with Hp vendor for any hardware issues on the physical servers.
Co ordinating with virtualization team for VMWare ESXi host migration from 5.5 to 6.5
Managing and troubleshooting all the Linux (red hat/cent os) servers.
Monitoring the servers through SolarWinds.
Worked with requests, incidents, and change tickets.
Preparing for SOPs.
Provisioning AWS EC2, VPC, subnet, ELB, S3 bucket.
Preparing performance report to the customer on daily basis.
Python scripting in lambda function to scheduling the job.
Security group and access group management.
Application patching through SSM.
Carbon black cluster management.
Monitoring and updating Tickets as defined ITIL V3 process management.
Managing FTP, SAMBA, SQUID proxy servers.
Monitoring the servers through CA tool and raising incident, request, problem and change request based on the alerts.
Sending daily performance reports to the customer.
OS installation, initial configuration, updating the asset list and deploying to the customer on newly created VM.
Performed routine tasks such as adding, modifying, and deleting user accounts in command line, checking log files and monitoring system process on Linux Servers.
Support for Escalated issues and responsible for resolve the issue in the given SLA.
Support HCL internal projects through Technical Support Group (TSG).
Supporting HCL internal servers Tefilla Monitoring tool, squid proxy server.
Disk management using standard partition type and Logical Volume Management.
Providing folder access to the user through FTP, SAMBA and NFS file sharing.
Using Squid Proxy server integrated with squid Guard to restrict the internet access as per client requirements for reduce loading of internet access.
Generating squid proxy reports on daily and monthly basis and sharing to the customer.
Disk and OS level management of mail archival server (EMVA2).
Ensuring daily servers health status.
Preparing SIP, SOP, POA documents.