OBJECTIVE:

To utilize my knowledge and experience, to set up and maintain a variety of systems in a full time role for a growing company. Over 20 years of Linux and Unix production

Experience.

Passionate about Open Source Solutions

PROFESSIONAL EXPERIENCE:

Senior Linux/Unix Architect/System Administration

Confidential

• Designed and implemented Linux/Unix based solutions using
• open source and commercial software to solve enterprise needs.
• Worked with developers and engineers to design and size project
• needs including performance and storage requirements.
• Architected new oracle RAC servers to migrate databases
• from legacy solaris servers to new RHEL 6.5 servers.
• Designed and implemented new security protocols to
• better protect linux/unix server infrastructure.
• Implemented Jira for developers for bug tracking with GIT
• intergration using Jenkins to automate build proccess.
• Stood up confluence wiki for enterprise wide usage and led
• proccess to import all documentation into confluence.
• Implemented LDAP solution for user authentication on all Linux
• and unix based machines.
• Worked with Windows engineers to migrate over 4000 field
• based users from Active Directory to Univention LDAP servers.
• Developed and implemented Apache reverse proxy farms to further
• mitigate security issues.
• Implemented HADOOP cluster as proof of concept
• Helped Managed vast VMware ESXi 5.0 infrastructure running on
• Cisco UCS blades.
• Worked with operations support to help migrate legacy Solaris and AIX

Based servers to virtualized Linux servers.

Senior Linux Engineer

Confidential

• Operations Team leader
• Extensive weblogic troubleshooting and build out experience
• Deep understanding of Linux kernel and system internals
• Developed automated processes to prevent issues and outages
• Strong understanding of Apache operations and configuration
• Received several awards of recognition for contribution to business
• Excellent Team skills

Senior System Architect/Engineer

• Expert with VMware 3.5 and 4.0
• Expert with a wide variety of hardware platforms
• Used Scripting Languages to automate task
• Very Experienced with Maven, Subversion, Hudson and other software build tools
• Extensive Apache Tomcat server experience
• Ldap/Active Directory
• Expert with All Windows operating systems
• Expert with Redhat/Centos Linux Distributions
• Hired To build from scratch development systems to support 30 java developers
• Hired to maintain a wide range of Unix based servers and to design and implement Unix based solutions.
• Unix system management team lead tasked with supporting 50 Sun and Linux-based servers on a variety of hard platforms
• Primary Architect for sizing and capacity planning
• Storage administrator for EMC CX series and SUN SAN storage devices
• VMware ESX 3 administrator tasked with designing and implementing solution
• Primary checkpoint firewall administrator responsible for day to day security issues
• Implemented Unix based monitoring tools including Big Brother and Cacti
• Designed and Architected Multi-terabyte Oracle based database servers running
• Solaris on sparc based hardware connected to multiple SAN devices
• Implemented Disaster recovery plans and protocols

Senior System Engineer

• Hired to maintain a wide variety of Windows and Unix Based servers in a clustered environment
• Responsible for all day to day server maintenance including patching and security
• Maintained 50 Linux servers in a clustered HA environment running Redhat Advanced server and Fedora
• Maintained 25 windows 2003 based servers including patching and securing Machines
• Designed and implemented a monitoring system based on big brother and Cacti to monitor network and server resources and to automatically alert when a threshold was crossed
• Responsible for all network assets including Big Iron and Cisco routers and network devices including wan devices down to WIFI routers
• Tasked with designing and implementing a disaster recovery program
• Extensive Linux/Unix hands on experience building and maintaining servers
• Deep working knowledge of networking and network protocols using
• A variety of networking hardware including Cisco and Foundry.

Confidential

• Contracted to provide data center migration to new facility and upgrade existing hardware software platforms to newest versions.
• Extensive experience in building servers from scratch and quickly getting them into production with current patches, applications, and other resources needed to perform their needed Function
• Upgraded more than 25 sun v880 and v890's to newest Version 3.5 than 4.01 of Veritas volume manager
• Kept servers Patched and up to date with latest Solaris updates and security fixes
• Managed EMC hardware including Connectrix, Celerra and Symmetrix
• Daily duties include monitoring hardware using a variety of tools including Big Brother and SiteScope directly examining system logs and taking action to replace any failed disk or other component
• Allocating drive space to servers through the Symmetrix and any other resource's needed

Senior UNIX Administrator

• Contracted to move large data center and to implement new web and financial transaction servers into a new data center.
• Task to inventory existing systems and configurations into an easily readable format
• Responsible for setting up new apache and tomcat based web-servers and to thoroughly test the servers under extreme load
• Implemented jumpstart and Kickstart servers to quickly deploy new servers for Solaris and Linux environments
• Deployed Big Brother, Sysorb and cricket to easily monitor network and server resources

Senior UNIX Administrator

• Maintain large clusters of HP, Sun and Linux based platforms running a variety of applications.
• Designed, Built and Maintained servers in a clustered environment. Running Solaris, HPUX 10.20 and 11i, and Redhat Linux
• Responsible for day to day maintenance as well as security related matters and patching. Extensive experience with Apache, including configuring modules as well as enabling FrontPage support
• Maintained a cluster of Linux based servers used to serve internal documents and WebPages.
• Primary DNS administrator with over 5000 host entries and several domains
• Built and implemented Big Brother monitoring of all servers in region running Windows NT4, 2000 and XP as well as all UNIX based platforms
• Build and implemented Cricket network monitoring tool utilizing SNMP to monitor Routers, Switches and other network devices
• Configured networking equipment including Cisco Networking gear and Routers and switches.
• Utilized jumpstart and Kickstart under Solaris and linux to quickly roll out and deploy server environments

UNIX administrator

• Administrator for UNIX based webservers running apache on SPARC based hardware
• Served as DNS administrator for web hosting clients and dialup users with over 3000 customer entries in a redundant distributed environment
• RADIUS database administrator for over 25,000 dial up users
• Lead news server admin running INND
• Worked to develop disaster recovery protocols and implement them
• Primary security administrator working to secure network and system wide assets

Migration Engineer

• Contracted to migrate Motorola's HP-UX systems to new version of HP-UX and new hardware. Migration involved replicating data onto new servers and to configure applications that access that data.

System Administration

• PC design is a midsized computer shop. I was hired to maintain UNIX and windows based servers used to handle customer records and inventory. I also helped to build computers from scratch.