resume


IT Consulting For Your Home or Business

David R. Westerfield

1112 Long Pointe Ave
Fort Worth, TX 76108
(682) 551-4799
webadmin@westerfunk.net

Summary

Sr. SharePoint Systems Engineer within the SharePoint Collaboration group at XTO Energy with nine years of experience in web operations and application support, 14 years overall in the information technology field. Thorough knowledge of internet, network and web server technology utilizing both proprietary and open-source software. Career goal and objective: advancing in the knowledge of business systems, engineering and architecture for the purpose of meeting the realities of complex, dynamic business needs, and striving to live out of a customer-centric work philosophy.

Professional Experience

Sr. SharePoint Systems Engineer – SharePoint Collaboration Group
XTO Energy Inc., an ExxonMobil Subsidiary, Fort Worth, TX
March 2014 – Present

  • SharePoint 2010 and 2013 administration and web systems engineering for development, UAT and production environments.

  • Installed and configured new SharePoint 2013 farms, including ESF farms (Enterprise Services Farm), for federated services such as search, user profile, and managed metadata. This 2013 implementation also included integration with Office Web Apps servers, SSRS 2012 (SharePoint-integration mode), Workflow Manager, and the use of external content types and lists.

  • Nintex Workflow administration and troubleshooting.

  • Perform site creation, migration, troubleshooting, and retiring in coordination with SharePoint Solutions Specialists and end-users.

  • Troubleshoot in-depth SharePoint web application issues by analyzing ULS application logging.

  • Maintain farm stability and troubleshoot performance issues from the end-user level, through the F5 load-balancer, web front-end and application servers, all the way to the SQL back-end.

  • Perform OS and SharePoint patching, ensuring proper functionality of the farm upon installation.

  • Work with other Collaboration team members to aid in troubleshooting and brainstorming various challenges and opportunities that arise.

Major Accomplishments

  • Installed and configured new SharePoint 2013 farms, including ESF farms (Enterprise Services Farm), for federated services such as search, user profile, and managed metadata. This 2013 implementation also included integration with Office Web Apps servers, SSRS 2012 (SharePoint-integration mode), Workflow Manager 1.1, and the use of external content types and lists stored within a SQL 2012 server.

  • Successfully upgraded department sites from SharePoint 2010 to 2013.

  • Implementing a disaster recovery strategy utilizing VMware’s Site Recovery Manager (SRM) to mirror the entire production farm out to the DR data center.

SharePoint Systems Engineer – SharePoint Center of Excellence
First Command Financial Planning, Fort Worth, TX
November 2012 – March 2014

  • SharePoint, K2, KnowledgeLake, and Optimal server engineering, installation, integration and administration.

  • Implemented K2 developer workflows within the K2 server environments: SIT, QA and Production. Managed K2 server processes for reliability while ensuring all workflow processes execute properly and resolving any failures that result, both within SharePoint and K2 itself.

  • Configured application-level aspects of customized SharePoint sites for use with KnowledgeLake, K2 and other third-party applications.

  • Met with business users to gather technical requirements as well as a knowledge of their business processes to come up with a working technology strategy using SharePoint and related third-party technologies.

  • Worked with web designers to implement site design changes in SharePoint sites throughout the company to give added functionality and improved aesthetics.

  • Worked with the Center of Excellence team members to develop a SharePoint Governance and taxonomy strategy.

Major Accomplishment

  • Successfully implemented and supported a major SharePoint 2010 Enterprise Content Management (ECM) project in 2013 to perform web-based image scanning, capture, retrieval, workflow, archive, blob storage, and full-text search of client and company documents, while meeting all SEC, FINRA, Federal Reserve, and other regulatory agency requirements for e-Discovery.

SharePoint and Web Systems Administrator – Web Systems
First Command Financial Planning, Fort Worth, TX
July 2006 – November 2012

  • Worked in a web systems team that managed and administered all developer (SIT), quality assurance (QA), and production web servers for First Command.

  • Began as SharePoint Administrator starting in 2007, implementing the company’s first multi-server, highly available farm. This included designing, installing, configuring, and administering all front-end web servers, back-end web application servers, the SQL cluster for the farm, as well as performing upgrades and web application troubleshooting on all environments. Eventually this environment was successfully upgraded, in-place, in August 2010 to SharePoint 2010.

  • Troubleshot in-depth web application problems and errors related to Oracle WebLogic 11g and SharePoint 2007/2010 web application platforms, amongst various custom and proprietary .Net financial applications running in IIS 6 and 7.5.

  • Administered Oracle WebLogic 8.1, 9.2 and 10.3.2 middleware platforms running multiple custom java applications. Troubleshot issues related to upgrades, code changes and various other general maintenance problems that would occur while on-call.

  • Installed, upgraded and administered Cognos 8.4 reporting server and the accompanying front-end gateway on our secured web servers.

  • Worked with java developers to implement new code in the WebLogic environments and managed existing code changes on web application servers. Once code was tested in QA, we moved it through to the production environment through a standardized maintenance process coordinated with all business groups (utilizing ITIL standards for the process).

  • Frequently utilized a working knowledge of DNS, IP routing, NAT, proxying, reverse proxying, web acceleration, HTTP/SSL connectivity, and web security.

  • On-call rotation for two weeks at a time. Supported all web systems calls 24/7 while on call.

Major Accomplishments

  • Implemented the first SharePoint 2007 farm for First Command and acquired user adoption through gaining departmental, team and project utilization across the company.

  • Installed custom web applications including a dynamic .Net application that served up an automated forms process for the field offices and home office. Also implemented a number of custom WSP packages built by .Net developers that added extra functionality to SharePoint sites.

  • Configured IIS 7.5 web servers with F5 load-balanced reverse proxying, SSL termination, and SiteMinder for secure access to company documents, sites and other web content.

  • Upgraded the SharePoint 2007 farm to 2010 in August of 2010.

  • Installed and migrated to a new SharePoint 2010 farm for use within new VMWare cluster in April of 2013.

Senior Technical Support Analyst – IT Support Center
First Command Financial Planning, Fort Worth, TX
June 2001 – July 2006

  • Initially responded to field and home office calls in the support center and resolved issues related to computers, printers, networks, financial applications, and internet connectivity.

  • Setup new desktop computers, field office servers, decommissioned old machines, maintained the Oracle database servers in each office and data syncing with the Home Office master Oracle database (before data centralization).

  • Managed and administered Citrix MetaFrame servers.

  • Setup and maintained the routers used for internet connectivity at the field offices.

  • Maintained VPN connectivity between the field offices routers and the home office utilizing the IPSEC protocol which ran on a Nortel core switch.

Major Accomplishments:

  • Worked in a special group called the ISP Swat Team dealing with various connectivity and latency issues at our remote offices around the country related to the rollout of a Citrix MetaFrame server farm. We worked with both the offices and their respective Internet Service Providers to stabilize internet connectivity so Citrix utilization was a more pleasurable experience.

  • Upgraded and replaced all of the field office routers from 2004 to 2006 and implemented IPSEC VPN connectivity for each office so their networks could talk to the home office and vice versa.

  • Became a team lead in which I aided co-workers in troubleshooting various issues.

Education

University of Phoenix
Bachelor of Science in Information Technology, December 2005

University of Texas at Arlington
Completed basics and some business courses.

Training and Conferences

  • Documentum 6 training in Washington, DC.

  • SharePoint 2007 Administrator training in Fort Worth, TX.

  • SharePoint Conference in October 2010 in Las Vegas, NV.

  • SharePoint Conference in November 2012 in Las Vegas, NV.

Skills and Technical Knowledge

  • Operating Systems: Windows Server (2000, 2003, 2008 Standard/R2, 2012/R2), Linux (Ubuntu, CentOS), Windows desktop (2000, XP, 7, 8, 8.1).

  • Networking: OSI model, TCP/IP connectivity and routing, VPN (PPTP, IPSEC, OpenVPN), firewall configuration.

  • Web server software: IIS 6, 7, 7.5, 8, 8.5 Apache 1.x, 2.2-2.4 (Windows & Linux), WebLogic 8.1, 9.2, 10.3 (11g), NGINX 1.6.x.

  • Thorough knowledge of web gateways, content redirection, reverse proxying, load-balancing, compression (gzip), acceleration, caching, and SSL termination.

  • Web service protocols: REST, JSON, SOAP, WSDL.

  • Code repository and versioning server software experience: Subversion.

  • Web content management systems (CMS) and collaboration platforms: SharePoint 2007/2010/2013, Documentum, Umbraco, WordPress.

  • Web architecture and systems load-scaling.

  • Active Directory, AD LDS, LDAP (Linux & Windows).

  • DNS configuration and implementation (BIND, AD DNS).

  • Database server software: MSSQL (2005, 2008, 2010, 2012), MySQL (Linux & Windows), Oracle.

  • Front-end web languages: HTML, HTML5, CSS, XML, JavaScript (including use of jQuery and AJAX).

  • Back-end, web application programming languages: PHP, ASP, some Java.