Systems Administrator / Technical support Resumes in US-California-Los Angeles

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Professional Profile of Aleksandr -- Systems Administrator / Technical support
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Title:

Systems Administrator / Technical support

Location:

US-California-Los Angeles

Work History:

Network Administrator / Technical support manager
3/2003 – Present. Community Enhancement Services, Los Angeles, CA
Responsible for maintaining, administering, and troubleshooting company network system (DELL EQUIPMENT) with 3 Windows 2000 servers, routers and switches, and more than 100 users in two locations ( Los Angeles, CA and North Hills, CA ). LAN/WAN administration, management and design. While working at Community Enhancement Services., implemented routers with IP Sec Feature set, custom configured switches with multiple VLANs. Implemented and configured MS Exchange server 5.5, Intranet Website, and VPN between the sites that significantly reduced cost of operations. Upgraded the network from 10 Mbps to 100 Mbps. Reorganized IP addressing and routing scheme that gave us an opportunity to use the network more sufficiently. Upgraded Windows NT 4.0 O/S to Windows 2000. Responsible for routers/switches/servers/workstations design, troubleshooting, and maintenance. Learned more about integration and interoperability of Microsoft Operating Systems.

Provisioning Control Administrator
5/1999 - 11/2003 Verizon (former GTE ), Thousand Oaks, CA 91362
- Architected and manage internal, 100+ node network, successfully integrating six Windows NT and eight Windows 2000 servers (connecting Windows NT/2000 workstations, Windows 200/XP, and Macintosh clients, printers, and terminals with remote access) through two Nortel IP Sec. tunneling VPN appliances via ISP with worldwide points-of-presence.- Administer MS Exchange e-mail system, Sonic Firewall, and Internet Information Server to meet all management, employee, and customer needs for corporate Web site.- Direct systems administration of 200+ customer IBM systems via SDLC modem connections.- Designed and currently administer internal telecommunications and voicemail system via T-1 connection for 28 long-distance circuits and nine local circuits serving 40+ nodes.- Consult with senior executives on future technology issues involving connectivity for LANs, WANs, and Internet applications.- Earned a reputation for on-time, on-budget completion of high-profile projects involving Windows NT, Windows 2000, and network operating systems, connectivity consultation, and problem resolution including operating system upgrades, and 15+ Servers new installations. - Delivered internal design, implementation, cost analysis, and negotiation of current TCP/IP-based network consisting of a point-to-point DS-1, securely connecting corporate headquarters to the Internet and customer WAN via dual Ethernet router and Nortel VPN appliance.

Desktop Support
7/1996 - 1/1999 Page Net Telecom, City of Industry, CA
Wholly responsible for technical support operations in high-volume, 24x7 environment, including supervision of 30-member technical support team and coordination of technical issues involving network, hardware, and operating systems (Windows NT/2000 Server, Windows 9 xs, and Apple Macintosh). Oversee network connectivity, implementation, integration, and troubleshooting for servers, routers, remote access, storage devices, printers, and scanners for city/county government, law enforcement, and school district clients within a five-state region.

Skills:

IT person with versatile skills, cross-platform experience in systems/network architecture, installation, implementation, integration, security, and administration in local and remote environments for diverse client industries (education, government, law enforcement, insurance, transportation, and small business).Able to guide motivated, top-performing technical and application support teams in the administration, installation, training, and support of client/server hardware, software, peripherals, and networked systems for MS Windows NT/2000/2003 Servers, Windows XP, Windows 200, and Macintosh operating systems. Proven success delivering LAN/WAN/telecommunication connectivity, security peripherals, and multi-platform design of Internet- and client/server/database-related applications.

Education:

2007 Certified: CCNA, MCP, MCSA 2003, and MCSE 2003

9/1989 - 8/1994 Donetsk State University of Technology, Ukraine,
Master of Science in Engineering

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