Proven Success in Systems Optimization and Strategic IT Solutions
Accomplished senior systems engineer that can manage server infrastructures and data-center operations across multiple platforms (UNIX, Linux, and Windows). Effectively plan, install, configure and optimize the IT infrastructure to consistently achieve high availability and performance.
Proven ability to create and deliver solutions tied to business growth, organizational development and systems/network optimization. Have the ability as a skilled problem identifier and troubleshooter; comfortable managing systems within a range of different environments.
Senior Systems Engineer January 2013 to January 2015Travelport - Centennial, CO － Atlanta, GA.
PuppetLabs Puppet 2.7 Enterprise and Mcollective 2.2.0.
Systems Administrator January 2012COMSO Incorporated － Lakewood, CO
Supported the following technologies on a daily basis: VMware ESXi 5.1, Scientific Linux 6.1, SUSE Linux Enterprise Server 11, Windows Enterprise Server 2003 & 2008, OS X Mountain Lion, Puppet Enterprise 2.6 and Subversion SVN 1.6.19.
Network that contained 50+ physical servers, 90+ virtual servers, 5 network switches, Hitachi Modular Storage 2010 and a Spectra Logic T200 Enterprise Tape system.
Planned and migrated physical servers onto the virtualized network.
This included but was not limited to Web Sphere Application Server Community Edition 8.0, Apache 2.0, Tomcat, MySQL 5.0.9, and Postgresql 9.2.1.
Managed the entire enterprise server baselines utilizing Puppetlabs Puppet 2.7.
Installed and configured a Nagios 3.4.0 server for system monitoring.
Updated and streamlined the enterprise backup system which utilized Bacula 5.2.4.
Patched vulnerable servers per USGS security scans on a monthly basis.
Drafted a complete network diagram of both the production and development networks.
These consisted of both physical and virtual devices.
LDAP account management utilizing Apache Directory Studio 1.5.3.
Continued to work on expanding internal documentation through Confluence.
This included server inventory, AWStats, Bacula, and Nagios just to name a few.
Utilized JIRA 5.1 for Scrum meeting flow, tasking, project timelines, and trouble tickets.
Designed and implemented multiple scripts created in various shells, perl, ruby, and java.
Created a disaster recovery plan for any event that could occur during operations.
Increased hardware monitoring capabilities that utilized IBM Tool Center Suite 9.22.
Systems Administrator January 2010 to January 2011Science Applications International Corporation － Aurora, CO.
Supported the following technologies on a daily basis: Red Hat Enterprise Linux 5, CentOS 5.2, Windows Enterprise Server 2003, Puppet Enterprise 1.62, Hadoop 0.20.1, Subversion SVN, Tomcat 5.1 and Apache 2.0.
System Administrator for Red Hat Enterprise Linux computing environments that consisted of Dell T7400s, 690s, 670s and 650s.
CentOS 5.2 with a few stand alone machines running Windows XP.
Servers consisted of NetApp Filer 3040 (with 4 trays of SATA and Fiber Channel disks), Dell 6950s and Dell MD 1000s.
Machines utilized NFS/DNS for accessing servers/data and NIS for authentication (Windows machines use Samba for UNIX access).
Assisted in the design, configuration, and maintenance of a substantial CLOUD development suite that included 170 HP Server DL185 GL5 per rack.
The total number of servers supported was 1870 and the core operating system was Red Hat Enterprise 5.x overlaid with Hadoop 0.20.1, Zookeeper 3.1.1, JBOSS 4.2, Apache 2.0, and MySQL 4.1.25.
The entire cloud environment was managed utilizing Puppet 2.1for a consistent baseline as well as any upgrades to the operating system and software stack.
Implemented and continued support of a Windows 2008 virtualized solution for the Denver team of 40 individuals.
This allowed a Vista session to be ported over to a CentOS workstation.
Managed three distinct projects at ten separate facilities that encompassed thirteen local area and wide area networks.
Installed and administered a maven repository that interfaced with Hudson 1.3.0 to support the web development team.
Principal Engineer January 2009 to January 2010Kestrel Enterprises Incorporated － Aurora, CO
Key Contributions: Supported the following technologies on a daily basis: Red Hat Enterprise Linux 4 and 5, Apache 2.0.
Key member of a team created to initially establish and then continued daily operations of a western regional office located in Aurora, Colorado.
Sustained a proprietary software package designed for the intelligence community that reached over 4000 users all over the world and multiple levels of networks.
Built and managed operations of several sets of racks containing over 30 HP DL380s and HP Mass Storage Arrays with capacity of several terabytes.
Administered Red Hat Workstation 4.0 over various locations and levels of classification.
Utilized various monitoring tools including Splunk 4.25 and Nagios 3.2 for the monitoring of all development and production systems.
Designed scripts using bash, csh, Perl and Ruby.
Traveled to various locations throughout the United States for onsite support and customer interfacing.
Worked closely with Boeing on several other key programs of record.
Systems Administrator January 2001 to January 2008Raytheon － Aurora, CO
Supported the following technologies on a daily basis: Redhat AS, ES and WS 3 & 4, Red Hat Enterprise Linux 4 & 5, Windows Enterprise Server 2000 & 2003, Solaris 2.5 thru 2.9.
Continued daily support to several key operational departments consisted of 150 Solaris, 150 Windows, 75 Red Hat servers and workstations.
The department size was 150 employees.
Led a team of 10 people within a Six Sigma project that took over 7 months to complete which ultimately saved Raytheon well over $75,000 and was nominated for team of the quarter.
Administered a patch management server using Patchlink 4.2.1.
Demonstrated a streamlined approach for security compliance to the Inspector General.
Implemented a process for monitoring hardware using HP System Insight Manager 5.0.
Advanced notification of system failures prevented major operational downtime.
Created numerous detailed work instructions that assist with the overall support and knowledge base of the department.
Drafted various scripts using bash and csh to assist with streamlining daily system administration duties.
Education and Training
A.S : Computer Science, 1993Community College of Allegheny County － Monroeville, PennsylvaniaComputer Science
B.S.B.A : Management Information Systems, 1995Robert Morris College － Pittsburgh, PennsylvaniaManagement Information Systems
Microsoft Certified Systems Engineer (MCSE)
CompTIA Security+ CE
Six Sigma Specialist
LAN / WAN Engineering Project Management Enterprise Security Solutions
Workflow Planning Six Sigma Specialist Database Design Management
Systems Implementation Configuration & Upgrades Programming and Automation
Productivity Improvement Technical Writing Training & Mentoring
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