esponsible for providing administration for business-critical markets business daily. Also, responsible for providing technical expertise and system architecture suitable for all Unix/Linux projects. Responsible for resolving the issues in time based on SLA's and ITIL process. • Creating cluster using new and existing nodes/filers. • Creating and managing Vserver. • LIFs(Logical interface) management. • Aggregate/Volume/LUN creation and presenting them to the hosts. • CIFS shares and NFS exports management. • Intra-cluster and Inter-cluster migrations using Snap mirror technologies. • Effective utilization of Snapshots for online backups, testing purposes. • Snap restore, Snap drive, Snap vault management. • OS upgrade on filer • NFS management- Take care of user accounts/groups, setting up of NFS environment. • Experience in Working with Public Cloud Platform like Amazon Web Services. • Hands on experience in Aws Cloud Services (EC2, S3, VPC, Cloud Watch, Code Commit, Code Deploy, Route 53, IAM). • Supported various UNIX distributions like Linux (REDHAT, SUSE, Ubuntu), Solaris. • Install & Configurations of Red Hat Enterprise Linux, Fedora Linux and CentOS. Maintenance and System Administration. • Build new virtual machines and physical server IP bonding for load balancing and fail over, Firewall, SELINUX managing the VMware ESX and ESXi server 5.5,5.1 based on requirement. • Managing package install/upgrades using YUM & RPM. • Installing and managing Virtual Center (VC) 6.0,5.5. • Upgrading VMWare ESX server from lower versions to higher versions like 4.0.0 to 5.0,5.5. • Maintaining EC2 services like launching instances, attaching volumes, configuring security group, monitoring. • EC2 instance metrics like CPU Utilization, disk read/write operation and network performance of the EC2 servers. • Launching Virtual Private cloud (VPC), creating subnet in the VPC, launching EC2 instance and RDS database • instances, configuring and maintaining the route table, internet gateway within the VPC. • Categorization and tagging of all servers, network and storage as per request raised from Service Request Portal. • Installing, tuning, troubleshooting and patching of Red Hat Enterprise Linux Servers. • Installation, configuration of web servers and application servers. • Scheduled various regular, periodic, future and queue tasks by using crontab. • Creating cluster using new and existing nodes/filers. • Creating and managing Vserver. • LIFs(Logical interface) management. • Aggregate/Volume/LUN creation and presenting them to the hosts. • CIFS shares and NFS exports management. • Intra-cluster and Inter-cluster migrations using Snap mirror technologies. • Effective utilization of Snapshots for online backups, testing purposes. • Snap restore, Snap drive, Snap vault management. • OS upgrade on filer • NFS management- Take care of user accounts/groups, setting up of NFS environment. • Process administration and management like monitoring, start/stop/kill various processes/sub processes. • Monitor system performance parameters using iostat, vmstat, top. • System administration, maintenance and monitoring various day-to-day operations. • Creating and maintaining user accounts, profiles and security rights. • Worked on bash scripts to ping the servers and add users to the boxes. • Resolved system errors and crashes, disk space problems and file system fill errors. • Performed OS upgrades and Patch loading when required. • Disk Partitions & Configurations with LVM's and RAID. • Configuring password less authentication between servers. • Configuring NIC Bonding in Linux Servers • Installation of RHEL 5, RHEL 6, windows 2003, 2008 servers. • Physical Storage Management: Assigning Disk Ownership, aggregate, RAID-DP, Disk Scrubbing etc. • User and Group management, RABAC Management • Configuration and trouble-Shooting of Cisco routers and Switches and Modems for clients. • Handled EIGRP based network and worked on Cisco 1700, 2600, 3800 series Routers and 2950, 4505, 6500 series Switches.Providing Network solutions to corporate clients. • Administering new infrastructure implementation and incessantly provide designing assistance Environment: LINIX (Red Hat, SUSE, Ubuntu), Solaris, AWS, VMWare, HP ProLiant, IBM rack &, Dell and Cisco UCS, Service Now.

· System build and continuous integration (Building an automated CI/CD pipeline)

· Automated provisioning, configuration and management of GITLAB and TeamCity