Christopher Singleton Email & Phone Number

Fairfax, Virginia, United States

•Modernized existing USGS Windows AWS architecture•Applied IIS optimization to existing servers•Completed SQL drive optimization•Corrected SQL replication errors•Participated in client service improvements and code deployment•Continued to update Windows server documentation•Applied OS optimization to existing USGS servers

Independent contracts supporting:•AWS environments•Microsoft Exchange 2000 and 2003 servers•Microsoft Windows 2000/2003/2008/2016 Active Directory domains and servers•Microsoft Windows 2000/2003/2008/2016 IIS servers•Microsoft Windows SQL 2000/2008/2016 servers•Microsoft Windows SharePoint 2003 servers•General LAN administration•Hardware and software recommendations, purchasing, and maintenance

Ashburn, Va

•Provide project leadership and develop solutions to improve the environment and enhance service reliability•Provide sales support to assist in determining customer needs and projecting requirements based on customer input•Responsible for designing networks and solutions to best meet customer needs as well as making recommendations to improve existing infrastructures•Design networks and system solutions based on customer requests and needs•Present customers with recommendations regarding hardware and systems software.•Install hardware and software, maintaining appropriate maintenance levels and tuning.•Evaluate, recommend, install, and configure hardware and software to meet customer requirements•Install and configure tools for event monitoring, capacity planning, performance monitoring, etc. and make recommendations based on results•Perform system software upgrades including planning / scheduling, testing, and coordination, and maintaining integrity of the operating system environment•Respond to outages both during normal business hours and in an after-hours, on-call capacity•Produce documentation for use in configuration, repair and troubleshooting of hardware, software and network operating systems•Coordinate and interface with outside vendors, end users, other department team members, and service providers to resolve issues.

Contract for Dell | AppAssure•Provide telephone/email/chat and remote diagnostic technical support of servers, storage, switches, routers, blades and various software applications (Windows, Exchange, and SQL, VMware vSphere and Workstation, etc.).• Answer questions about installation, operation, configuration, customization, performance, and usage of assigned products.• Applies diagnostic techniques to identify problems, investigate causes and recommend solutions to correct failures.• Document problems in the support solution database for diagnostics and solution implementation.• Provide basic remote deployment, maintenance and consulting services.

•Architect, engineer, and implement VMware infrastructure in both National Data Centers and Quality Assurance lab for production, development, and staging environments•Monitoring and troubleshooting of production, development, and corporate Windows 2000/2003/2008 servers•Implement server hardware and software builds of production, development, and staging Windows 2000/2003/2008 servers•Maintain hardware and software inventory for production, development, and staging servers•Work with Development, SAN, Networking and IT groups to resolve problems on production, development, and staging Windows and VMware servers•Maintain Microsoft Exchange 5.5 and 2003 production and development email server clusters•Provide and maintain technical documentation for physical and virtual server builds and procedures•Provide point of contact and Lead Engineer role for Commercial Services department

•Performed monitoring and troubleshooting of production, development, and corporate servers•Implemented server hardware and software builds of production, development, and corporate servers•Provided backup and restore functions for production, development, and corporate servers•Maintained hardware and software inventory for production, development, and corporate servers•Worked with Development and IT groups to resolve problems on production, development, and corporate servers•Maintained Microsoft Exchange 2000 corporate email server•Provided and maintained technical documentation for server builds and procedures•Provided resolution for technical issues from Development, Financial, Corporate, and IT departments