Systems Administrator02/2012 － 01/2013Company NameCity, State Manage and tune in-house computer hardware and software systems and network connections to ensure high levels of availability and security of the supported business applications. Participates in the planning and implementation of policies and procedures to ensure system provisioning and maintenance that is consistent with company goals, industry best practices, and regulatory requirements. Participate in and support capacity planning and the development of long-term strategic goals for systems and software in conjunction with end-users and department managers. Deploy workstations, servers, printers, scanners, firewalls, encryption systems, and all host security systems. Manage communications including email, PBX, mobile voice and data plans and equipment. Manage connection solutions, including workstation connectivity, local area networks, wide area networks company Web site, intranet, and Internet applications. Manage end user accounts, permissions, access rights, and storage allocations in accordance with best-practices regarding privacy, security, and regulatory compliance. Perform network and security audits. Perform and test routine system backups and restores. Support application development teams throughout project lifecycles. Analyze system, server, application, network, and input/output device performance. Recommend, schedule, and perform software and hardware improvements, upgrades, patches, reconfigurations, and/or purchases. Develop, document, and maintain policies, procedures and associated training plans for system administration and appropriate use.
Administrator01/2010 － 01/2012Company NameCity, StateAdminister and maintain Active Directory infrastructure over 7 sites, with 220 total servers, and approx. 1200 concurrent user accounts at all times, with the potential to grow up to over 6000 during a catastrophic emergency. Maintained DNS, DHCP, and Sites and Services. Maintained and Administered Symantec Endpoint Protection, Windows Update Services, GPO creating, testing, implementing and administration. Maintained HP C class Blade infrastructure consisting of 5 Blade c7000 series chassis, approx. 70 servers, 3 chassis with 10gb flex fabric. Assisted with the monitoring, maintaining, and administration of 2 HP SAN infrastructures. Assisted with the Maintaining of a VMware infrastructure, with approx. 50 production servers as virtual machines. Created, administered, maintained 8 windows clusters, consisting of SQL 2008-2008R2 SQL clusters, with multiple instances of SQL. Managed and oversaw the Windows Deployment Services, for image creation, maintaining, updating, and archival, with approx. 5 models of laptops ranging from Windows XP SP3 to Windows 7 Enterprise SP1. Acted as second tier support for on call personnel.
Citrix Administrator01/2007 － 01/2010Company NameCity, StateMaintain a Citrix farm of 50 servers publishing desktops and 25 different applications to 1200 users. Administer an Active Directory infrastructure of over 140 servers with creating and administrating over 1300 user accounts, DNS administration, DHCP administration, Virus Server Administration, Windows Update Server Administration, GPO creating, testing, and implementing, and administration. Maintain a HP blade server infrastructure of 11 Blade chassis, with total of 112 servers with rapid deployment, imaging and configurations. Contributed to the deployment of a Thin Client infrastructure of over 450 HP thin clients on the Unclassified network, and 350 on the Classified network, configuring client image, hardening the image. Work within Defense Information Systems Agency (DISA) standards to secure and harden all network servers.
Systems Administrator01/2006 － 01/2007Company NameCity, StatePlan, direct and coordinate all task of maintenance to the 4 AFLMS application Servers. Provide customer support to over 200 users with Citrix connection issues, username and password issues, and operator issues with in applications. Provide support to Development Citrix network with remote management to 12 servers with loading builds and updates. Provide assistance to the USARC Citrix Farm which includes 5 clustered servers when needed. And all other Technical issues that arise with the USARC and AFLMS programs.
Network Administrator01/2001 － 01/2006Company NameCity, StateMaintaining six client business networks with remote administration via a WAN, coordination of all leased lines (T1, Frame Relay), all ordering of equipment, installation of new equipment, and coordinating all billing to clients, maintaining all internal networking equipment which includes: 3 Routers, 1 firewalls, 4 switches 8 Servers (Microsoft Server 2000 & 2003, Exchange Server 2000, Apache. Maintaining 3 Citrix farms with 8 published applications, including Nfuse. Administrating an ASP and various websites and servers.
Network Technician01/2000 － 01/2001Company NameCity, StatePerformed diagnostic tests and repaired malfunctioning hardware and software. Testing network reliability on new products, reviewing network test procedures and updating new procedures. Diagnosed, installed, configured and repaired computer systems and software.
Network Services Administrator01/1999 － 01/2000Company NameCity, StateRepair and maintain personal computer systems, LAN and WAN installation and administering, Telecommunications service installation. Installation for 3600, 2600, and 1700 series Cisco routers and 3500, 1900, and 2900 series Cisco switches. Managed network with 5 remote sites using 5 servers, Novell, Microsoft NT, MS Exchange, MS Proxy, Citrix Winframe. Also configured various leased lines: T1, Frame Relay, ISDN, DSL etc for 5 site client using various protocols: TCP/I, IPX, EGIP etc Assisted in an Avvid setup and testing for large client with multiple locations. Constructed network diagrams using graphic software. Performed desktop and laptop repairs for Toshiba Laptops, Dell and Hewlett Packard systems.
Citrix, Firewalls, Exchange, Frame Relay, T1, T-carrier, Active Directory, Blade Server Chassis, Windows Deployment Services, DHCP, DNS, Windows Update, Networking, Ordering, Imaging, Server Administration, Thin Client, Lan, Maintenance, Sql, Storage Area Network, Symantec, Vmware, Windows Server 2000 - 2008R2, Windows 7, Windows Xp, Access, Application Development, Audits, Backups, Best Practices, Capacity Planning, Encryption, Intranet, Printers, Procurement, Provisioning, Regulatory Compliance, Security, Security Audits, Switch Capacity, Systems Administration, Training, Voice, Workstations, Customer Support, Remote Management, New Products, Test Procedures, Cisco, Dsl, Ipx, Isdn, Ms Exchange, Novell, Tcp, Telecommunications
