SUMMARY:

• Self - starter, motivated individual with 6+ years of experience in Linux/Unix system administration/engineer and AWS cloud computing. Seeking a position where I can challenge my technical skills and utilize my expertise within the areas to address and solve the company’s technical needs. Experience in collaborating in a team environment and accomplishing company goals set by senior management and in dealing with high level tasks. Experience with various tools such as Ansible, Docker, and bash scripting.

TECHNICAL SKILLS:

RHEL, CentOS, Kernel Tuning, Yum Repository, RPM, VIM, Ext3, Ext4, XFS, User/Group Administration, Linux, Scripting (Bash, Shell), Ansible, AWS, DNS, DHCP, SNMP, NIS Client/Server, NFS, Apache, Httpd, SSH, PSSH, Telnet, SCP, Rsync, Wireshark, Tcpdump, NIC Bonding, Process Management, PXE Boot and Kickstart, Thick/Thin Provisioning, DevOps, Server Deployment, Virtualization, ESXI, vSphere, vCenter, Clusters, Network Adapters, Switches, Disk Management, System Performance, LVM, RAID, Jira, Nagios, NetBackup, RedHat Satellite, BladeLogic, EC2, S3, IAM, Vulnerability Management, RAID Levels, Crontab, ILO, IDRAC, IPTables, Firewalls, ServiceNow (SNOW), Tar.

PROFESSIONAL EXPERIENCE:

Confidential, Charlotte, NC

Linux Systems Admin

Responsibilities:

• Administration of server infrastructure consisting of 1500+ servers. Both physical and virtualized servers running VMware ESXi.
• Installing new/rebuild existing servers which support infrastructure (NIS, NFS,PXE boot, Kickstart File Servers, Automount, DNS, DHCP, NetBackup and Print Servers).
• Experience in creating and managing users and groups accounts, passwords, permissions in CentOS and Red Hat Linux.
• Responsible for provisioning, configuration, security, and maintenance of Red Hat Linux servers according to the company compliance management and deployment with Red Hat Satellite.
• Creating/modifying host-based firewall rules using IPTABLES.
• Issues related to login, performance, virus removal, adding machines to domains, granting proper permissions and applying domain group policies domain wide.
• Monitored server and network infrastructure using Nagios.
• Installed, configured, and performed troubleshooting by using Nagios plugins to manage remote clients.
• Managed system routine backups, scheduled jobs, enabled cron jobs, and enabled system logging of servers.
• Vulnerability and Patch management.
• Added servers to domain and managed the groups and users in LDAP.
• Experience in writing scripts in bash for performing automation of various repeatable tasks.
• Responsible for Patch installation, upgrades and packages installation on RHEL 6 by using RPM and YUM.

Confidential, Warren, N.J

Linux Systems Admin/Engineer

Responsibilities:

• Installing, configuring and upgrading of RHEL 6.x, 7.x operating systems.
• Deployed new Linux servers on AWS native AMIs and customized AMIs for launch configurations.
• Granting security and Configured user access and limits using AWS Identity and Access Management (IAM).
• Responsible of Logical Volume Manager (Creating New File system and /or Extending the file system).
• Working with different file systems such as Ext3, Ext4 and XFS, partitioning using fdisk, parted to create different partitions, creating and fixing file systems.
• Configuring and managing NFS, SYSLOG, DNS, NIS, SUDO, SSH, LDAP on RHEL servers.
• Integration of Service Now with LDAP for authentication.
• Integration of Service Now with BMC Remedy for ticket creation on change submits.
• Working with different storage containers—creating RAID levels (0, 1, 5, 6, 10) to achieve redundancy and performance.
• Updated vSphere version from 5.5 to 6.0 using VMware Update Manager.
• Adding more resources like Memory, Disks and increasing the Swap.
• Worked on virtual and physical Linux hosts and involved in day to day administrative activities such as maintaining user accounts, password management, providing advance file permissions to specific users, etc.
• Experience in creating and attaching Volumes from AWS storage to the EC2 instances.
• Performed Monthly Red Hat Servers patching and installed packages through RHN (Red Hat Satellite).
• Setup and Maintaining NFS Server and Client.
• Performance monitoring servers using conventional tools sar, iOS tat, vmstat and mpstat.
• Monitored the systems CPU, memory, SCSI disks, RAID, and network parameters using the tools NAGIOS monitoring system.
• Building/Maintaining Docker container clusters managed by Kubernetes, Linux, Bash, Docker, on AWS.
• Containerized services from Docker to Kubernetes.
• Migrated VMWARE VMs to AWS and Managed Services like EC2, S3 Bucket, Auto Scaling, ELB, EBS etc. with Ansible.
• Created and configured AWS EC2 instances using pre-configured templates such as AMI, RHEL, Centos, Ubuntu as well as used corporate based VM images which includes complete packages to run build and test in those EC2 Instances.
• Configured and maintained Virtual Private Clouds (VPCs).
• Created and managed Elastic Block Storage (EBS) and S3 buckets.
• Deployed AWS resources using Manage Console and AWS CLI.
• Granted permission and implemented versioning on S3 buckets.
• Patch management, Package installation and OS deployments.
• Created EC2 instances with various AMI's and Configured Application Servers on the instances.
• Configured Auto-Scaling group to spin up more instances on heavy load.
• Created Snapshots and Amazon Machine Images (AMI's) of EC2 Instances for snapshots and creating cloned instances.

Confidential, Lock port, N.Y

Linux Jr. systems Admin

Responsibilities:

• Installed and managed all Linux servers per customers' specifications.
• Troubleshoot and fixed TCP/IP network issues on user workstations.
• Worked on creating and removing files and directories in Linux servers.
• Support virtual machine configuration (creation, maintaining and implementing) through VMware.
• Create and manage user accounts thereby enforcing account policy (password rigidity, system security).
• Perform Linux Host security administration such as back-ups and recovery. These include system upgrades, integrating new applications administering and managing Red Hat enterprise packages.
• Assigning file system utilities using the "umask", "chown", "chgrp" and "chmod" permissions.
• Managed several packages on RHEL 5 using yum and rpm.
• Documented server baseline and procedure.

Confidential, Manhattan, NY

Tech Support Analyst

Responsibilities:

• Memory Module, Expansion Card, Motherboard installation and configuration.
• Recommended, scheduled, and performed PC, hardware and peripheral equipment improvements, upgrades and repairs.
• Resolved clients' issues in MS Word, Excel, PC Docs and PC Anywhere including PC maintenance.
• Remote system Administration using SSH and Telnet.
• Wrote effective technical documents and reports for existing processes.
• Participating in business resumption and technical outage briefings.
• Prepared status reports and regular presentations to management.
• Occasionally performed application testing and debugging.
• Project lead for provisioning 200 servers successfully in a single week.
• Resolved TCP/IP network access problems for the clients.
• Performed 24x7 on call duties on a rotation basis with the other system engineers as part of incident management.