Sr Linux Administrator Resume

SUMMARY:

To obtain Confidential Linux Administrator position

COMPUTER SKILLS:

IBM AIX Level II & Linux Admin, Red Hat/Centos/Fedora Ubuntu SuSE

EXPERIENCE:

Confidential

Sr Linux Administrator

Responsibilities:

Maintain over 800 CentOS 5/6/7 Servers
Provide Bash scripts to help DevOps or for Automation
Network/Firewall/Loadbalance/VPN via PFsense
Manage Virtual Machines Via VmWare
Back Up Virtual Machines Via Veeam
Internal and external phones systems via FreePBX
Manage Storage Array (Pure Storage all SSDs)
Patch and maintain secure PCI and HIPPA Compliance
Maintain DNS Entries local and external via CloudFlare
Manage user via FreeIPA/LDAP
Maintain repos via Red Hat Satellite & Spacewalk
Use Ansible for automation, configuration management and deployment
Docker deployment for DevOps
Install/Configure and Deploy Elk Stack Server and Clients
Create Scripts using bash and GIT to deploy code to Dev/QA/UAT/PROD
Maintain Web servers running Apache, Ngnix and Cpanel
Install and configure Redis and Redis Sentinel Cluster
Manage Tickets and documentation using Atlassian suit (jira, confluence, bitbucket,etc)

Confidential

Oct 2015 Linux Administrator

Responsibilities:

Maintain Red Hat 5.8/6.4 environment running Vmware 5.1
Deploy security hardening for password to match Windows AD
Security hardening to meet PCI compliance standards
Restrict remote Root access
Lock down sudo and user access
Set up Active Directory Authentication
Automate monthly security patching
Set up local wiki site (Mindtouch)
Install/configure Red Hat Satellite server for Automation/Management/Kickstart
Automate several task and administration duties on Satellite Server
Set up local performance monitoring to be exported to excel sheets
Install/Configure syslog server (syslog - ng)
Configure extra audit trail logging for external servers
Install ESXi servers on Cisco UCS blades
Work with vMware consultant to install/configure/manage vCenter Operations Manager
Assist on deploy of vMware View environment for remote desktop (PCOIP)
Script vMware NTP changes using POWER CLI
Apply Security patching to ESX host using Update Manger
Assist on migrating duplicate remote luns for offsite SRM Disaster Recovery
Work with vendor to test and monitor performance of front end application
Work with application teams to test new software, monitoring tools & alternative solutions
Build & maintain Websphere Extreme scale & Message Broker servers
Support DB2, SAP Applications and other Linux Servers
Migrate several SAP Application from AS400/Mainframe to Linux

Confidential, New York, NY

Sr Linux Administrator

Responsibilities:

Support over 500 Red Hat Enterprise Servers (physical and Virtual)
Maintain Red Hat 4, 5 and 6 Enterprise
Maintain users and sudo access Install or assist on application install
Maintain OS firewall via shorewall
Manage storage via LVM using multipath Drivers (attached via SVC) Script common upgrades, installs, etc for automation purpose Build and maintain Open LDAP server
Provide 24/7 support and train Jr Level Administrators
Work closely with other application teams for support and upgrade (TSM, Oracle, DBA, Storage, etc) Build and deploy new Linux servers for application and update to current standards Register Server hostname via DNS Request IP and alias for servers behind the F5 Load balancer Test out Disaster Recovery of current Production Environment
Upgrade Production Human Resource application running on Linux Environment
Provide documentation for new process and installs as needed Install/Configure syslog server
Support Several Oracle based application on RHEL

Confidential, Montvale, NJ

Unix/Linux Administrator

Responsibilities:

Support hardware/Software for remote IBM P170 servers in stores
Maintain other PSeries IBM servers (630,655,650,520,561,505,510)
Maintain IBM Storage Manager
Install and configure hardware/software/maintain Linux OS on Dell Power Edge Servers
Migrate UNIX server to Linux (RHEL/SUSE Ent)
Test NIM restore on AIX servers
Maintain Storix back/restores
Provide 2nd level 24/7 on call support for AIX/Linux servers
Script and distribute updates Linux & AIX servers
Maintain VMware Vshpere/ESX Virtual Servers for linux
Maintain Veem back ups for Virtual Servers
Support application running on linux servers ( PHP, MYSQL, TSM, Control-M, Oracle)
Disaster recovery planning and execution at IBM's Sterling Forest hot site
PC Administrator & Systems/Store support Oct 04-Jan 07
Support Hardware/Software/Network for 407 USA/Canada Stores IBM POS
Manage Domain users using Sever Exchange/SMS/ADUC
Support Hardware/Software/Network for Corporate offices
Mainframe OS390 Admin
Create documentation for future troubleshooting
Install Network/hardware for new stores

Confidential, Fair Lawn NJ

November 2004 PC/Network Administrator

Responsibilities: