Linux System Administrator Resume MO - Hire IT People

SUMMARY

Experienced Linux professional with four years in administration of Red Hat Enterprise Linux systems and Virtualization technologiesis like VMWare seeking an opportunity to utilize skills and expertise in a professional capacity, employing comprehensive knowledge and vast professional experience.
Demonstarted knowldege in a range of computer systems, tools and testing methodologies, coupled with outstanding presentation and communication skills to effectively interact with users and managemenet.

TECHNICAL SKILLS

RedHat Enterprise Linux, Ubuntu, CentOS, and Fedora
RedHat LVM, RAID, ISCSI
Bash Shell
Kickstart, HTTP, FTP
Ansible
ESX, ESXi, vCenter, vSphere, vMotion, HA, DRS VMware Workstation, VMware Converter, cloning, template, snapshot Servers
Apache HTTP Server, Apache Tomcat
BIND, LDAP, NIS, SAMBA
SMTP, POP, IMAP, Postfix, sendmail
Automation job scheduling using Cron Networking
Nagios
Ping, tcpdump,telnet, netstat, and ethtool
Bonding, Rsync

PROFESSIONAL EXPERIENCE

Confidential, MO

Linux System Administrator

Responsibilities:

Assist in providing day - to-day support for issues that affect the daily operation of SAP and related interfaces;
Own and resolve all systems issues for the Manufacturing and Plant maintenance business functions
Work with business users to gather more details on new SAP issues, categorize the issues accurately to help address them in a timely manner.
Work closely with the appropriate IT teams to ensure compliance with all company’s policies, procedures and technical best practices.
Installing, Building and Configuring Red Hat Enterprise Linux (RHEL6) using PXE KickStart Services.
Patching RHEL7 Servers every 6months and Server upgrades from RHEL6 to RHEL7.
Administrating Services such as DNS, DHCP for PXE boots, NFS, SAMBA, SSH, Sendmail and YUM Repositories.
Managing sudoers roles for different users.
Monitoring System performance using sar, iostat, vmstat, top, free, and etc.
Troubleshooting network and System related issues using netstat, nc, traceroute, and tcpdump.
Configuring failover network interface card for network redundancy.
Managing and maintaining AWS cloud environment and AWS resources ( EC2 Load Balancers, EC2 Auto-Scaling Groups, Route 53, Virtual Private Cloud )
Automating environment creation, testing, and software deployments
Recommending on AWS toolsets needed for the environments
Analyzing AWS usage and offering recommendations for cost savings
Managing and Deploying System Configuration using ANSIBLE
Administrating Nagios Monitoring Tool.
Installing, Configuring and Managing VMware Infrastructure ( ESX/ESXi, vSphere, VCenter).
Creating new virtual Machine (VM)s via clone using existing VMs With guest operating System templates.
Managing System users using LDAP and their home directories using automounter.
Configuring server console services for HP-ILO and Dell DRAC.

Confidential, St.Charles, MO

Linux System Administrator

Responsibilities:

Extensively interacted with the WEB, DBA and APP teams in the process of installation, configuration and administration of new Fault Tolerant Cluster Linux servers (mostly RedHat) and VMware ESX servers on IBM, HP and Dell hardware
Installing, Configuring and Managing VMware Infrastructure ( ESX/ESXi, vSphere, VCenter).
Creating new virtual Machine (VM)s via clone using existing VMs with guest operating System templates.
Administration of VMware Virtual Center and virtualization services VMware HA (High Availablility), Fault Tolerance, Distributed Resource Scheduler (DRS) and VMware Distributed Power Management (DPM), VMotion and SVMotion
Experience in Adding servers to vCenter servers and managed hosts using vSphere client.
Responsible for creating, configuring and applying the Host Profile to specific hosts.
Worked on Migration concepts like vMotion and cold migration
Perform daily systems monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs.
Ensuring the Network Infrastructure is up and running.
Analyzed system logs and identifying potential issues with servers and Desktops
Created Automated Kickstart environment for RHEL builds.
Managing System users using NIS/LDAP and their home directories using automounter.
Configured server console services for HP-ILO and Dell DRAC.
Experience in configuring VMware standard and distributed vSwitch.
Experience in migrating the virtual machines between the ESXi Hosts using cold migration and VMotion
Participated in server consolidation, better hardware utilization and overall utility cost reduction programs by focusing on virtualization technologies
Configured services such as DNS, DHCP, NFS, Sendmail, Apache Web Server, Tomcat, LAMP (Linux+Apache+Mysql+PHP), Samba, SSH, Telnet, http, RPM and YUM.

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Linux System Administrator Resume

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