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Senior System Administrator Resume

Carrollton, TX


Senior system administrator with a diverse experience in virtualization, network, storage and middleware administration with uncompromising focus on user satisfaction. Highly motivated, creative, innovative and energetic information technology leader with comprehensive business and technical background.

Professional Experience

Senior IT Specialist – Team Lead 1/2001 – 3/2010

Team lead for 30 server Data Center and team of 3 System Administrators

  • Shortened project start-up delivery time by 30% by streamlining processes
  • Administered servers to 99.9% up-time.
  • Reduced response time to less than one day and increased customer satisfaction
  • Orchestrated two physical data center moves which minimized downtime to less than 4 and 8 hours.

Ensured system administration duties and tasks were coordinated. Brought innovation by building infrastructure servers including an Intrusion Detection System, an administrative server, a file server, a web site, and a Lotus Domino server. Directed projects including use of resources, server builds with installation of OS and IBM software, and interfacing with project management team and end users. Managed end-to-end life cycle of server hardware from developing capital plans for asset acquisition, installation, parts replacement, to eventual disposal. Negotiated internal contracts for services.

Senior System Administrator, LPAR Administrator

  • Maintained SOX environment end-point compliance
  • Implemented server security and application design standards to 100% compliance
  • Optimized AIX/Linux servers to improve performance

Administered pSeries and xSeries servers running AIX (5.2, 5.3 and 6.1), Windows (2000 Server and 2003 Server), and Linux (Fedora and Red Hat Enterprise). Performed diagnostic troubleshooting and quickly resolved all problems. Monitored and tuned server performance that improved networking use by 20%, processing speeds by 30%, and memory usage by 15%. Implemented server security and application design to comply with IBM standards by 100%. Developed customized Perl and shell scripts for monitoring and administration. Assembled hardware for external customers. Administered Linux clusters.

Network, Storage/SAN/Fiber Network Administrator

  • Designed and installed local Ethernet sub-net and a dual-layer SAN fabric
  • Configured and maintained switches

Administered local networks consisting of Cisco 450x Ethernet switches with gigabit blades, 3 Brocade fiber switches, and a Cisco fiber switch. Maintained DNS entries. Administered 30 Tb SAN for database projects requiring large storage.

IBM Middleware Administrator

  • Installed, configured, and optimized middleware

Administered DB2 Universal Database servers, including a project to migrate an Oracle database with developing database-accessing scripts for project team. Administered WebSphere Application Server/IHS as front-end for many IBM solutions. Led the introduction of recently acquired IBM Cognos Business Intelligence Server. Worked with IBM Cognos support in their efforts to develop a “Blue stack” with IBM middleware. Configured middleware to use IBM LDAP servers for authentication.

IT Specialist 3/1997 - 1/2001

Systems Administrator
Administered 16-node SP2 in support of Data Mining/CRM group. Supported CRM software solutions.

Level 3 Support
Installed, configured, and optimized CRM software at customer sites. Supported customers after installation on configuration and use of software solutions. Interfaced with developers to solve critical customer problems.

Research Chemist 1989 – 1993

Introduced and Championed Computational Chemistry
Developed innovative Water and Sand Control products. Produced a wetting agent which reduced sand control job failures from 30% to less than 5%.

Modeled chemical mixtures and surface interactions
Expedited development of wetting agent with molecular modeling class of computational chemistry. Utilized Computational Chemistry to r each research objectives more efficiently and cost-effectively. Innovative research resulted in one patent. Modeled interactions of a chemical mixture product which resulted in cost reduction. Modeled interactions of cement matrix which gave new and exciting insights into product performance.

Selected Technical Skills

Operating System: AIX, Cisco IOS, Linux, Windows Server
Hardware: IBM pSeries, IBM xSeries, HMCs, IBM DS4500/DS4800 SAN Storage Units, SAN switches, Cisco 450x switches, IBM 3575/3583 tape towers
Software: NIM, DB2, UDB, WebSphere Application Server, SAN Manager, Cognos BI Server, Lotus Domino, Tivoli Storage Manager, IHS/Apache, Security Protocols, Samba, Nagios, MRTG, ntop, Open Source
Languages: Perl, shell scripting, SQL, HTML, Javascript, CSS, WSH


IBM Certified Specialist – AIX V4.1 System Administration
IBM Certified Specialist – RS/6000 SP
IBM eServer Certified Specialist – pSeries Administration and Support for AIX 5L v5.2
Red Hat Certified Technician (RHCT)


15 IBM Courses
M.S.Organic Chemistry; Ph.D., Organometallic Chemistry
B.S., Chemistry/Biology

Extensive publications with one patent ( US Patent 5,321,062, October 20, 1992. )

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