Omurbek Sirazhdinov

Linux/Unix Systems Administrator

**** * ******** ***, ******* IL, 60659

E-mail: acqdi0@r.postjobfree.com

Phone : 1-773-***-****

Summary

Linux/Unix system administrator with a strong performance background in wide variety of system support and solution-based IT services for Linux Systems administrations including, monitoring, configuration, troubleshooting maintenance of operating systems. Shell scripting with expertise in Red-hat Linux and Centos

Skills

Building, managing, troubleshooting and supporting remote servers

Installing, upgrading, testing, maintaining OS and software applications, configuring hardware/software across multiple hardware and software platforms.

Independent problem solving, good team player with strong written, verbal, and interpersonal communication skills

Performed upgrades to hardware, operating systems, and applications with minimal downtime.

Provided Installing, Upgrading, Configuring, Performance tuning, and Troubleshooting in Red Hat Enterprise Linux systems

Real-time problem desktop equipment, network and software, diagnosis/resolution.

Assisted, created, monitored user accounts, and assigned passwords.

Multitasking - manage multiple tasks and achieve results while displaying a strong work ethics.

Fantastic ability to learn new materials quickly.

Systems Administration

Linux Servers - RedHat 6 Enterprise Linux, CentOS

Samba

Scripting - Bash Shell,

Puppet automation

Cron jobs.

VMware

Monitoring ? Nagios

Troubleshooting ?Tcpdump,Telnet, Netstat, Nc,Ping,

Web - Apache HTTP server. Apache Tomcat,

DNS, NIS,BIND, LDAP, FTP,SFTP

Red Hat clustering,RedHat LVM, Raids

Email - SMTP, POP, IMAP, Postfix, qmail, sendmail

Storage ? SAN, NAS

Network - firewalls: Iptables, Tcpwrappers

File System - SELinux, ACLs

Application - SSH, SSL

Backup - Tar, Dump, Cpio, Rsync, Netbackup.

Iptables, TCP/IP

Ticketing - Jira,

Career track

Kernel Technologies, Inc March, 2014? PRESENT

Skokie, Illinois

Linux System Administrator

Perform standard system administration tasks, such as installation, configuration, patching, software and hardware upgrades, troubleshooting and problem resolution.

Using shell scripting for various system tasks, such as collecting and sorting logs, back up, installation and monitoring.

Creation and editing of Puppet code, to support deployments.

Installing and configuring various network services such as DNS, DHCP, NFS, SMTP, Apache Server, NIS, Samba, SSH, Telnet and management of TCP/IP protocols

Network and infrastructure monitoring using NAGIOS

Performing daily system monitoring, verifying performance and availability of all hardware and server resources by using uptime, netstat, top, free, vmstat, iostat and reviewing logs

Setup and configuration of Iptables and SELinux

Troubleshooting and problem resolution of system performance and networking

User Account Administration including management of user authentication service NIS, Ldap

VMware creation, cloning, and deployment from templates

Physical Hardware installation in data center

SAN Administration and LVM

Trustwave

Chicago, IL September,2011?Febuary, 2014

Linux System Administrator

Building new servers with respect to company defined policies.

Installation, setup and configuration of RHEL and CentOS.

Troubleshooting System/Network related issues.

Checking apache & mail logs to troubleshoot web server and mail server related issues.

Working on Emails - Postfix, Dovecot, qmail, sendmail, SMTP, POP3, IMAP,

Creating volumes. Adding space to existing volumes.

Migration of physical servers to Virtual servers along with the roles associated.

Setting up and maintaining Domain Names System (DNS) servers.

Setting up FTP, NFS and Samba servers for file sharing.

Configuring and maintaining local monitoring servers like Nagios.

Performance monitoring of the servers using UPTIME, NETSTAT, TOP, FREE, VMSTAT and IOSTAT.

Provided on-call support by rotation to provide 24x7x365 support.

Creation and editing of Puppet code, to support deployments.

Used nagios for system monitoring.

AAA Distributor

Philadelphia, PA May, 2010 ? April, 2011

Junior Linux System Engineer

Installation, setup and configuration of RHEL and Windows OS

Installation, patching and upgrading software packages

User Account Management with NIS/LDAP

Shell Scripting for the task automation

DNS and NIS configuration

Setup of NFS and Samba file sharing services on Linux and Windows environments

Apache HTTP administration

Monitor system hardware and software performance

Recommend implementation improvements to methodologies, standards and guidelines

Build on technical specialist services expertise (programming, software product knowledge, database management, network management and systems security)

Contribute to the development of proposals and technical evaluations of products, tools, techniques and methods to meet business needs

Conduct research, investigations and feasibility studies into technical issues

Edication

Bachelor's Degree,International Business and Strategy at KADLC . Brooklyn, New York

IUK International University (Department of Information Technologies)

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