PROFESSIONAL SUMMARY

Senior Network Engineer with 18+ years experience in strategic technology implementation. During my career,

I have designed and implemented wireless systems and multi protocol networks, advanced technology platforms in support of military products, managed the implementation of corporate LAN/WAN, redesigned corporate technology operating models and managed the integration of technology infrastructure. My core competencies include technology infrastructure, enterprise architecture, project management, security and assurance. Extensive experience in writing scripts for Active Directory, and management tools in Visual Studio .NET.

CERTIFICATIONS: MCSE, CCDA, CCNP, F5

SKILLS

Designing for Internetwork Solutions using the Enterprise Composite Network Model

Designing and Implementing the IP Addressing in the Network

Extensive Cisco/Tigris/Juniper/Torent hardware installation, configuration and troubleshooting experience

Windows AD and Exchange design and implementation covering multiple sites

VoIP implementation using SIP and H323, with IVR and Radius

Design and implement wireless technologies: WAP, GPRS, Wireless Email, WLAN integration, HF, VHF

Security experience in large Windows and Cisco based environments.

Solaris and Linux deployment supporting live commercial solutions

Deploy network monitoring tools: HP Open View/BMC Patrol/SiteScope

Hardware experience with SUN/HP/Dell/Cisco/Arista/CheckPoint

Scripting technologies and programming: WSH, WMI, ADSI, Perl, Python, C shell and C/C++

PROFESIONAL EXPERIENCE

Network Engineer

Re-architect Data Center network areas to increase the availability and reliability

Review the configurations and build templates.

Deploy Cisco ACI and Spine/Leaf architectures for new projects.

Configure QoS for corporate and DMVPN.

Upgrade and configure F5 Viprion and deploy AVI load balancer.

Planning Network Engineer

Authorize.Net, Bellevue, WA 7/2007 – 9/2015

Design, build and maintain the internal corporate infrastructure as well as datacenters.

Work in a five nine environment with frequent traffic changes.

Configure EIGRP and BGP in a complex environment covering multiple data centers.

Develop and implement QoS policies, BigIP iRules, SME for Cisco VPN Services and Netscaler.

Working within a change management system; daily changes occur on any number of platforms such as, F5 BigIP/FirePass, Checkpoint and NetScreen/ASA Firewalls, Cisco 7200, 7600, 6500, 4500, 4400, 3900, Nexus 5/9k and Arista switches.

Senior Network Engineer

Software Corporation, Bellevue,WA 8/2003 – 7/2007

Manage a complex infrastructure and Active Directory covering 4 domestic and 6 international offices with more than 70 network devices (firewalls, VPN Concentrators, L2/3 switches and routers) and 50 servers (DCs, Exchange 2003, ISA, MOM).

Responsible for the Cisco AVVID IP Telephony System.

Designed, implemented and integrated a VoIP solution using the FXO/FXS and Cisco Call Manager.

Installed and configured the MPLS network to support both data and voice traffic.

Restructured the AD and deployed GPO and scripts in support to the different departments.

Deployed a PKI solution in support to the infrastructure gear SSL authentication and Windows clients.

Designed Data Centers and Corporate LAN/WAN. Integrated different corporate networks and services.

NOC Network Engineer

Inc., Seattle, WA 12/2002-7/2003

Managed multiple TCP/IP networks based on Windows 2000, Solaris and Linux.

Administered the corporate network based on Windows 2000 and Exchange 2000.

Managed Cisco switches, routers and Netscreen firewalls.

Performed Perl scripting and MySQL programming.

Managed backups and recovery systems using Veritas.

Provided 24/7 on-call support.

Network Engineer

Electronic Solutions, New York, NY 7/2002-11/2002

Supported multiple TCP/IP networks, Windows2000 servers and workstations.

Managed Windows Servers: Exchange 2000, SQL2000, and Domain Controllers.

Implemented firewalls, VPN, FTP servers.

Managed backups and recovery systems using Veritas.

Installed, configure and troubleshooting security systems.

Managed hardware and software upgrades.

Network/Technical Support Engineer

Ericsson, Romania 9/2000-5/2002

Designed and implemented LAN/WAN solutions based on TCP/IP (MPLS, VPN) and ATM for mobile operators in different countries using XOT, BGP and OSFP.

Installed, configured and troubleshooting Cisco routers and Catalyst Switches.

Managed Windows 2000 and Solaris based networks.

Configured and administered Check Point Firewall, HP Open View, Radius and Patrol.

Performed backups and disaster recovery.

Executed scripting in shell. Tested Java/html on Solaris systems.

Managed hardware and software upgrades for both Intel and SUN machines.

ATM switches configuration, E1, T1 connections.

24/7 on-call support or on the site and handling of emergency situations.

Technical Solution Engineer

Ericsson, Romania 5/2000-8/2002

Provided content expertise and strategic advice to clients relative to their market.

Delivered client specific presentations to CEO and CIO to convey solution strategy.

Performing ATM/IP solutions and carry out dimensioning procedures.

Preparing hardware/software material/feature lists for solutions.

Making the calculation and estimation of the traffic capacity/interfaces.

System Administrator

Ministry of Defense, Bucharest, Romania 5/1997-4/2000

Managed large Windows NT 4.0 networks (WINS/DHCP/DNS/PROXY).

Managed multiple Exchange Servers with site connectors, POP3 and DNS integration.

Designed TCP/IP private networks and established the security issues.

Designed switches-routers interfaces and configured different routing protocols.

Network security/Firewall configuration.

Programming in Visual C++ and access databases.

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