Sr. Linux Administrator Resume Chicago, IL - Hire IT People

SUMMARY:

Talented Linux Systems Administrator offering 5+years of experience in a Unix/ Linux environment.
Experience with Linux servers in virtualized environments.
Experience in networking protocol TCP/IP, LAN, FTP, TFTP, NFS, DHCP, SMTP, POP, IMAP, NTP, HTTP so on.
Experience in various tools Winscp, Putty, Nagios, Squirrel mail, SNMP, Query Analyzer, PLSQL Developer, data pump, RMAN, export/import.
Experience in installation, configuration and administration of Oracle Database 10g and 11g.
Experience in Operating System (Red Hat Linux, Centos, Oracle Linux, Fedora, Oracle Enterprise Linux, Windows NT/XP and VMware).
Experience in Scripting Languages Perl, Shell, Bash, SQL, RMN and Batch.

PROFESSIONAL EXPERIENCE:

Sr. Linux Administrator

Confidential, Chicago, IL

Responsibilities:

Installation, configuration, Upgradation, Migration & Maintenances of the Linux Operating System.
Apply OS patches and upgrades on a regular basis, and upgrade administrative tools and utilities. Configure/add new services as necessary.
Responsible for installing the necessary procedures, monitoring and security tools.
To do all the supporting tasks that are included, but not limited to code deployment, managing source control systems, virtual servers, scripting, etc.
To take into account and identify the discrepancies in the system, to assess the risks, and to implement solutions by adhering to the security standards.
User administration setup and maintaining account.
Verify that peripheral devices are working properly.
Monitor system performance.
Create a backup and recovery policy.
Monitor network communication.
Setup security policies for users a sysadmin must have a strong grasp of computer security.
Monitor for and react to alerts within the environment and be able to resolve or escalate them in a timely manner
Provide clear communication/escalation/follow up/closure of alerts and outages to multiple teams within the organization
Develop monitoring tools in - house and expand on existing monitoring tool platforms (Nagios, Splunk).
Help tune performance and ensure high availability of infrastructure.

Linux Administrator

Confidential, Chicago, IL

Responsibilities: -

Installed and configured LDAP Server, Mail Server, Samba Server, NFS Server, Asterisk/Elastix/Trixbox Server, Oracle Database Server, Oracle Application Server and VMware Server.
Hands-on Linux Administration, Hardware Configuration and Software Installation.
Developed and maintained automation Scripts (Bash, Shell).
Administered File Shares, Access Permissions, Disk Management, Schedule Jobs etc.
Installed and maintained all server hardware and software systems and administered all server performance and ensured availability for same.
Maintained all system backup and assisted to restore all procedures and provided required training to all users.
Designed and maintained all system tools for all scripts and automation processes and monitored all capacity planning.
Integrated all required software and resolved all issues across various technologies and design require enterprise servers and provided back up support.
Evaluated all documents according to system requirements and evaluated all design and performed tests on all development activities and administered all complex methodologies.
Developed an infrastructure to provide support to all business requirements and perform regular troubleshoot on system to resolve all issues.
Monitored everyday systems and evaluated availability of all server resources and performed all activities for Linux servers.
Assisted to configure and deploy all virtual machines and installed and provided backup to all configuration procedures.
Perform tests on all new software and maintain patches for management services and perform audit on all security processes.

TECHNICAL SKILLS

Operating Systems: Redhat Linux 5.x/6.x/7.x, IBM AIX, Solaris and Windows Operating Systems

Applications: Hawkeye, Puppet, Nagios, TSM, Web Logic Server, MQ.

Virtualization Products: VIO, Solaris Zones, VMware ESX 3, 3.5 and 4.0/4.1, Virtual center server, VMware converter enterprise, VMware Update Manager.

Server Hardware: HP DL 380, 580 G5/G7/G9, HP Superdome, HP Integrity Server Blade, Dell Hardwares, Sun Hardwares, Brocade Switches, CISCO Nexus 2000 and 5000 Series Switches and Fabric Extenders

Admin Skills: Puppet, Icinga, Nagios, Solstice Disk suite, SVM, LVM, VCS, Symantec NetBackup, VMware Vsphere, PlateSpin, Admintool, IBM Tivoli, Remedy Web Logic, Grafana

Languages: Python, Shell, Bash, Korn, perl, C, C++

Servers: IBM IHS, Web Sphere Application Server, HTML, DHTML, XML and Tomcat

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Sr. Linux Administrator Resume

Chicago, IL

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