Summary:

• Over 10 years of industry experience including testing client/server software/hardware and administrating LAN/WAN, NT 4.0 server, Experienced with Cisco's LAN/WAN product, MS DOS, Win3.xx, Win95/98, Win 2000, 2003 2008.
• 5 years of experience as Network Support Engineer in NOC with management and hands-on experience.
• Proven track record of success in designing and managing robust network architecture and infrastructure and bridging information technology benefits to solve business challenges while managing Costs and risks.
• Major strengths include: Network Architecture Integration, Improving Business Performance.
• Knowledge of network software, hardware, layers, protocols, topologies, security, client/server, system analysis and software engineering concept.
• Installation, configuration and operation of LAN, WAN, and dial access services for organizations with networks from 100 to more than 1000 nodes, including protocols: IP, IGRP, IPX, VLANs, Ethernet, Access Lists.
• Installation and configuration of Ethernet and Token Ring networks.
• Installation of Windows NT Server 4.0 Primary Domain Controllers, Back Up Domain Controllers, and Stand Alone Servers .
• Installation of various Windows NT-based network protocols TCP/IP, IPX/SPX, NetBEUI, Dial-Up Networking, and Remote Access Service, and VPN .
• Implementation of WINS replication, DNS, DHCP, and virtual private network services.
• Creation and management of local user accounts including set-up and modification of user profiles, shared folders and permissions, and configuration of printers.
• Network Security experience: PKI, VPN and SSL, Experienced in firewall, VPN and intrusion detection, back up, disaster recovery contingency solution, and content filtering installation and support.

Skills:

• Systems: Windows 98/NT/2000/2003/2008, MS-DOS, UNIX, Linux, Entrust PKI Cisco
• Languages: C, C , Visual Basic, HTML, Java Script and Java, and Oracle 10.0 SQL
• Hardware:IBM Compatible, Apple Macintosh, and NeXT, Cisco Nexus 2000, 5000 series, Catalyst series 6500 4500, Cisco 4000/3600/2800/2600/2500 series routers Cisco 2900/3500/4948 Series Switches, Cisco 3000 Series VPN Concentrator, Juniper NetScreen, EMC SAN, Workstations Servers Dell HP , Raid, SCSI, Network Cards, Memory
• Software: Abode Page Maker, Microsoft Office 2000 2003, 2010, MS Project, Exchange Server, MS SQL, Oracle 8.0, and Adobe PhotoShop, Microsoft Visio, Cisco ACS 3.2/4.0, HP Open View, WhatsUpGold, Netcool, Big Brother, Putty, CheckPoint R60, R75
• Network Protocol:LAN/WAN, TCP/IP, WINS, DNS, DHCP, SMTP, FTP, TFTP, Telnet, VPN, ICMP, RIPv2, IGRP, EIGRP, OSPF, BGP, NAT, STP, VTP.

Professional Experience:

Confidential

System Engineer Support

Responsibilities:

• Configuring Troubleshooting LAN / WAN Issues on a government agency. BGP, OSPF, EIGRP, Spanning Tree, and VTP
• Configuring and maintaining switches and routers on a daily basis HP Cisco
• Administered components of the network, including but not limited to, Routers, Switches, Servers, Unix Windows Based peripherals and telecommunications equipment and DHCP issues or Switch issues.
• Monitored SolarWinds Alarms, and handled calls and email from customers, opening LAN Help Desk Tickets and trouble shooting and following up with customers.
• Troubleshooting PKI related issues on daily basis and updating documentation regarding Entrust Secure Provider SafeNet Authentication Client and Managing and interacting with Active Directory LDAP.
• Escalated problems as needed Responsible for monitoring components of the enterprise communications and server network and responding to network management alerts.
• Communicated effectively, both verbally and in writing with customers and management performed work within set services levels and with minimal supervision Good interpersonal skills and ability to work within a team.
• Provided RSA Server Management support, create/reset/resync/RSA tokens with accounts.
• Helping States Users with variety of issues including BLS Email, RSA Token and PIN Reset Firewall Related Issues and help reroute tickets to different programs and groups as they come into state help queue.
• Developed and maintained Visio documentation diagrams of network topologies, prepares all documentation necessary for change control process.
• Troubleshooting Network Check Point FirewallRelated issues for DOL, BLS, ROCC, OSH CFOI Offices.
• Creating Troubleshooting CTC Wireless Network Tickets Connections in BLS Main Bldg.
• Working on Cisco IOS Upgrade on 2960 Closet Switches HP Trade in Switches for Regional Switch Inventory HP Switch IOS Upgrades.
• Maintaining an updating an inventory on ADP Devices Regional Switches.

Confidential

Network Engineer, Tier 2 Engineer

Responsibilities:

• Configuring Troubleshooting LAN / WAN Issues on a government agency. BGP, OSPF, EIGRP, Spanning Tree, and VTP
• Escalated problems as needed Responsible for monitoring components of the enterprise communications and server network and responding to network management alerts.
• Monitored Ionix, and handled calls and email from customers, opening Remedy Ticket and trouble shooting and following up with customer.
• Sound technical knowledge in multiple areas of networking, such as network infrastructure, data communications and protocols.
• Communicated effectively, both verbally and in writing with customers and management performed work within set services levels and with minimal supervision Good interpersonal skills and ability to work within a team.
• Troubleshooting CUCM Call Manager CUPM Provisioning Manager and Unity Voice Mail Server and administrating LDAP adding users and importing users from LDAP to Call Manager Unity.
• Monitored Orion, Big Brother, and administered components of the network, including but not limited to, routers, switches, Servers, Mail Servers, VOIP, Unix Windows Based peripherals and telecommunications equipment.
• Took the lead in resolving complex network and/or server problems within established service level commitments by using appropriate diagnostic procedures and tools
• Took the lead in resolving complex network and/or server problems within established service level commitments by using appropriate diagnostic procedures and tools
• Escalated problems as needed Responsible for monitoring components of the enterprise communications and server network and responding to network management alerts.
• Performed LAN troubleshooting, and network security checkup and auditing
• Communicated effectively, both verbally and in writing with customers and management performed work within set services levels and with minimal supervision Good interpersonal skills and ability to work within a team.

Confidential

NOC Engineer

Responsibilities:

• Responsibilities included network device configurations and installs: routers, switches, firewalls, hubs, servers, etc , troubleshooting LAN/WAN connectivity issues, providing 24x7 support.
• Monitored Netcool, Big Brother, and administered components of the network, including but not limited to, routers, switches, Servers, peripherals and telecommunications equipment.
• VOIP Switches and Servers and Cisco and Juniper Equipment.
• Took the lead in resolving complex network and/or server problems within established service level commitments by using appropriate diagnostic procedures and tools
• Escalated problems as needed Responsible for monitoring components of the enterprise communications and server network and responding to network management alerts.
• Sound technical knowledge in multiple areas of networking, such as network infrastructure, data communications and protocols.
• Communicated effectively, both verbally and in writing with customers and management performed work within set services levels and with minimal supervision Good interpersonal skills and ability to work within a team.
• Analyzed, troubleshoot all PPP, BGP, OSPF, firewall ACL connectivity issues, corresponded with other ISPs for trouble request, modify systems for network problem solving, and provided network support to Linux/Windows administrators.
• Monitored/Managed LAN WAN network stability and traffic trends utilizing Big Brother and Netcool.

Confidential

Network Engineer

Responsibilities:

• Maintained and troubleshot the customer's network and day to day operations.
• Installed, configured and/or administered components of the network, including but not limited to, routers, switches, firewalls, cabling systems, servers, peripherals and telecommunications equipment.
• VOIP Call Manager Implementation Troubleshooting in Cisco Lab.
• Took the lead in resolving complex network and/or server problems within established service level commitments by using appropriate diagnostic procedures and tools
• Escalated problems as needed Responsible for monitoring components of the enterprise communications and server network and responding to network management alerts.
• Sound technical knowledge in multiple areas of networking, such as network infrastructure, data communications and protocols.
• Communicated effectively, both verbally and in writing with customers and management performed work within set services levels and with minimal supervision Good interpersonal skills and ability to work within a team.
• Performed Active Directory user and groups management, also providing DNS and DHCP services.
• Installed, configured, maintained, documented, and troubleshot Windows Server OS 2003 2008 Standard and Hyper-V in an Active Directory enterprise environment, maintained utilizing Virtual Iron.
• Performs network upgrades, firewall rule modifications utilizing Checkpoint R60/R75 and router access-list implementation to enhance cyber security.
• Informed management by Performing weekly analysis of network dataflow, and generateingnetwork traffic capacity reports summarizing findings and identifying trends.

Confidential

4G NOC Engineer

Responsibilities:

• Configured and maintained VLAN's and Physical Interfaces on Cisco 6513 Layer 2/3 Switches. Documented technical policies, configurations, daily network statuses, troubleshooting procedures.
• Conducted Test and Acceptance procedures on Ethernet, DS3, and T1 backhauls for implementing New XOHM Network Branches, working closely with Field Engineers and Telco Technicians to meet turn-up schedules.
• Utilized many network Monitoring Troubleshooting Tools Such as Samsung WSM, Motorola EMS, Sienna ESM, NetCool SNMP NMS Other Sprint Proprietary Applications.
• Implemented various 4G Backhaul components to include Ceterus 8212's and 1530's, Fiber NID's and Ether NID's, HST3000 and TBERD8000 Remote Access Test Equipment, Samsung and Motorola Proprietary Microwave Radios and Cellsite Equipment
• Performed in-depth Fault Isolation on all segments of the XOHM network to encompass OSI layers 1-4 and particularly Data Link and Routing Layer traffic issues.

Confidential

System Engineer

Responsibilities:

• Administrated Routers, Switches, Wireless Access Points Windows2000 2003 Servers.
• Implemented security policies and access controls ACL on Routers when Necessary.
• Implemented TCP/IP core networking services using Windows NT, DHCP and DNS.
• Documented technical policies, configurations, daily network statuses, troubleshooting procedures.
• Performed LAN troubleshooting, and network security checkup and auditing nmap also using Sniffer/Etherreal Wireshark
• Planned and implemented DMZ network configuration for increased network security.
• Managed user accounts, Restored Backed up files, Maintained Norton AntiVirus.
• Implemented and managed Installed configured all servers and server side policies including: Active directory server, DNS server, DHCP server, LDAP server, Exchange 2003 Back end Mail server, Exchange 2003 Front End Mail Relay Server.
• Proactively monitor performance of the Exchange infrastructure, track rejected messages NDR and identify false-positives after anti-spam mail filtering.
• Managed User Accounts, Storage Groups, Retention Policies, and ensured that mailboxes are properly distributed.
• Installed and configured MS Exchange 2003 in a Cluster environment integrated with Windows 2003 Active Directory with redundant Root and Child Domain Controllers in one forest and under one tree for two domain structures.
• Assisted in design and implementation of application based on Confidential solution. Documented PKI deliverables including CP, CPS, key ceremony,
• Maintained the PKI and Common Access Card CAC program within the SIS organization.
• Installed and maintained PKI software and ensured that users understand the usage and responsibilities involved with PKI certificates.
• Provided expertise, as required to the NGA Security Customer Service Support Center/ Help Desk, in order to assist internal and external customers in a timely manner.
• Modified DNS forward and reverse lookup zone records, utilizing BIND.

Confidential

Network Engineer

Responsibilities:

• Working on project for a major government contract having to do with the modernization and redesigning of the data infrastructure and security.
• Mainly working with Cisco Catalyst switches 6509s, 6513s, 3550s and routers 7200s
• Other duties included IP Address planning, setting up Cisco routers, configuring a Cisco 2950, 4500, 6500.
• Provided support for the Local Area Network including debugging current network problems, DNS, TCP/IP addressing, DHCP, and SMTP.
• Installed, configured, and up-graded Cisco 2600, 3600, and 4000 series routers and 5000 and 5500 series switches in both test and production environments
• Configuration of load balancing switches for load distribution on an IP based system.

Confidential

Systems Engineer

Responsibilities:

• Performed IP address planning, show IP interface brief, show interface, show controllers, show controllers CBUS ping, extended ping, traceroute, extended traceroute, Knowledgeable setting BGP, and troubleshooting BGP: show IP BGP show IP BGP neighbor, show IP BGP summary. Cisco switch 6500/6509, supporting Networks with Cisco LAN and WAN router Switches. Making sure the routers configured properly, routing protocols such as RIP, IGRP, EIGRP, OSPF, and BGP working. troubleshooting the network, IP addressing and subnetting, set up a particular router to be a frame-relay switch, ISDN, and access-lists.
• Provided technical support connectivity/interoperability with other computer platforms,installed system upgrades upon receipt. Prepared technical recommendations and solutions for client use, Installation/De-installation of equipment including routers, hubs, network cords . Monitored network performance, Maintained and assigned IP addresses to network devices.
• Set up a wireless network in Virginia Union University VUU measured RF and line of sight between buildings., managed and recorded the computer inventory of the campus. Managed a team of students to install the necessary cards/operating systems on different desktops. Configured Cisco 3600 and 2600 using OSPF Protocol in order to segregate the network traffic and assigning the range of IP addresses that corresponded to each bldg./dept., Collaborating w/ IBM and Attronica in system integration.
• Set up VLANs and VPNs between Lockheed Martin and two other ACS Defense nodes using VLANs with a list of MAC addresses within a Xylan Switch rather than a group of switch ports using VLAN as a subnet and having DHCP servers automatically assign a range of addresses within a predefined set of devices installing and configuring DNS, and DHCP servers.
• Served as a team Lead in Tumbleweed project working on Navy Medical Center Hospitals in San Diego California resolving Y2K problems utilizing Tivoli Management software.