SUMMARY:

• A results - driven IT professional with extensive experience in the administration and support of information systems.
• In-depth expertise in the implementation, analysis, optimization, troubleshooting and documentation of LAN/WAN network systems.
• Strong “hands on” technical knowledge with CCNA, CCNP, CCDA, CCDP and ACMA, ACMP Certification.
• Proven ability to lead and motivate project teams to ensure success.
• Track record for diagnosing complex problems and consistently delivering effective solutions.

TECHNICAL SKILLS:

Hardware: Cisco IOS/Catalyst based switch (1900, 2900, 4000, 5500 and 6500 series, 4500 series, Nexus 7000, Nexus 5000 ), Cisco Router (ASR1006, 1600, 1800, 3900, 2500, 2600, 2800, 3600, 2900, 4400, 4500, 3700, 7200, 7500, and ONS 15454), Cisco Access Server (5200/5300), Cisco integrated Access Device (IAD2400), Cisco MGX 8800 Cisco VPN Concentrator, Cisco Wireless Aironet 350 series, Cisco Single/Dual Ethernet Switch Probe, Cisco Load Balancer, Cisco Pix Firewall and ASA, FWSM, Nokia IP series, Cabletron/Enterasys Switch, Foundry Switch, Juniper, Riverbed, ADVA, F5 Big- IP v10 LTM

Cisco protocols: OSPF, EIGRP, RIP, STP, RSTP, HSRP, VRRP, IPv6, IPv4, BGP, VTP, DHCP, ISIS, Frame-Relay, QOS, VPN, TACACS, TACACS+, RADIUS, MPLS, PPPOE, PPOA, SNMP, RTP, ICMP, ARP, NAT, PAT, IGMP, IDS/IPS, TCP/IP, HTTP, HTTPS

Software: SDM, Cisco ConfigMaker, Visio Professional, CiscoWorks, Cisco ACS, Cisco VPN Client, Cisco TFTP Server, Microsoft Office, SolarWinds, Aruba OS 6.4

Operating Systems: Cisco IOS, Cisco NX-OS, Cisco CatOS, Windows Vista, Windows 2003, Windows XP, Windows 2000 Professional, Windows 2000 Server and Advanced Server, Windows NT 4.0 Server and Workstation, Windows 98 and Windows 95,

WORK EXPERIENCE:

Confidential, Tyson Corner, VA

Senior Data Center Network Engineer

Responsibilities:

• Provide network Support for Several data Centers within the united stated and overseas
• Support Migration of Data Centers by preparing network for large amount of severs and Applications move. Configure primary interfaces, secondary interfaces and backup interfaces.
• Configure and troubleshoot Nexus 7000 series 5000 series, 2000 Series and nexus 1000v.
• Configure nexus 7000 as multiple virtual device context (VDC) to properly segment network.
• Configure virtual routing forwarding (VRF), switch virtual interface (SVI), virtual port channel (VPC) within each VDCs.
• Configure and troubleshoot Nexus 7000 series with the following blades, N7K-SUP2E, N7K-M224-XP-23L and N7K-M148GS-11L
• Configure virtual environment with nexus 1000v for virtual servers by creating port-profile, cluster, blade assignment, enclosure and different module.
• Troubleshoot T1, DS3, TLS and dark fiber circuit with different ISP Company such as Confidential &T, Verizon and ADS, Level3 and etc.
• Configure and troubleshoot Cisco 6509-E, Cisco 6513 with sup 720/VS-S720 to support Cisco Wireless service Module
• Configure and trouble Cisco 4500 series with SUP7E and SUP6-L-E
• Configure and troubleshoot Cisco ASR 1000 series, Cisco 3900 series, Cisco 2900 series
• Perform tech refresh by upgrading Cisco devices that reach end of life (EOL) and end of support (EOS) such Cisco 2800 series, Cisco 3800 to Cisco 3900 series and Cisco 2900 series
• Perform network Assessment for data Center and provide documentation such as Architecture document, detail design document, VRF design document.
• Work closely with other stakeholders such as server group, application group, F5 LTM/GTM group, Firewall engineers to come up the best network design to support large data center
• Prepare and present engineer order (EO) and technical design document (TDD) to change management board.
• Manage IP management tool such as Easy-IPv6, Proteus
• Provide post-installed support for network, security and applications.
• Manage all phases of project lifecycle, including pre-sales consulting, designed/architecture, implementation, documentation and support
• Implement and manage an enterprise infrastructure with over 100+ remote locations via Frame-Relay circuits using various Cisco routers platform.
• Configure, troubleshot and maintaining Cisco ACE 4700, F5 VIPRION 2400, F5 BIG-IP 12000 series
• Configure Pool, virtual server, SNAT, iRule using GUI, TMSH and CLI
• Manage and configure Security device such as Cisco ASA 5585X
• Monitor and trouble Security device such as Juniper Network Security Management (NSM)
• Create Day of Plan (DoP) to present firewall configuration to review boar and upper management.
• Manage and configure Palo Alto PA-5000 series, PA-7000 series, Juniper NetScreen. And other Network security device
• Configured and designed wireless infrastructure in IDC with Master controller, standby master and DMZ controller to support different region
• Configured and deployed local controller 1 and local controller 2 to support internal and guest SSID
• Configured virtual routing router protocol (VRRP) for redundancy and fail-over.
• Configured, installed and troubleshot Aruba Wireless LAN Controller 7000 series, 6000 series, 3000 series
• Configured, installed and deployed Aruba access point 225, 220, 205, 105
• Configured access point 105, 205 as air monitor
• Configured Aruba Controller in the DMZ network or untrusted network to support guest wireless
• Configured and support CP-HW-25K - ClearPass Policy Manager 5.1.0.41000 for guest authentication
• Opened, closed and documented service now tickets and RFCs
• Presented Confidential to Change Advisory Board (CAB) before implementation.

Confidential, Washington, DC

Senior Network Engineer

Responsibilities:

• Provided Networking support for over 20000+ Veteran Affair users / employees from different sites and branch offices throughout the United States of America
• Designed and implemented network for Veteran Affairs Branch offices
• Conducted site survey and made recommendation on different Network solution accordingly
• Assisted middle management and team leaders by reviewing proposals which consist of objectives, and end user’s expectations
• Reviewed the national security operation center (NSOC) and EIE network standards and made modifications and recommendation on final documents
• Briefed upper management and Veteran affairs’ top officers on different network designed and best recommended network practices
• Upgraded Cisco IOS to support different protocols such as IPv6, OSPFv3, MP-BGP
• Configured interface to run and deployed IPv6, IPv4 and dual Stack, OSPFv3
• Troubleshot DS3, TLS and dark fiber circuit with different ISP company such as Confidential &T, Verizon and ADS
• Configured and troubleshot Cisco Nexus 7000 and 5000 seriess, Cisco 6509-E and Cisco 6513-E with SUP720-3B, WS-6148-GE-TX
• Installed, Configured, monitored and administered layer 2, layer 3 Cisco hardware such as 6500 with WS-SUP32-GE-3B, 3800 with NME-XD-48ES-2S-P and 7200 VXR, 4500 series
• Created, managed and configured VLAN, Trunk, VTP, STP, RSTP, HSRP, EIGRP
• Assisted in the redesigning of Veteran Affairs Confidential Communications closets
• Corresponded with the various WAN service providers and hardware maintenance providers to repair circuit outages and hardware failure such as ADVA and Riverbed
• Troubleshot DS3, TLS and dark fiber circuit with different ISP company such as Confidential &T, Verizon and ADS
• Tracked cases using problem-reporting system and processed network-related tickets via UniCenter system
• Troubleshot data drops using FLUKE to make sure there is network connectivity
• Carry Veteran Affairs blackberry in order to response to afterhours trouble calls and work to rectify trouble to completion
• Monitored, managed and configured network using CiscoWorks, Syslog, Raytracer, SolarWind
• Interact with Veteran Affairs Employees, Contractors and upper managements
• Assist builders and electrical engineers in designing data center/NOC by providing Cisco power requirement and UPS power requirement such BTU/hr, receptacles, Nema
• Configure and install WAN Optimization equipment such as Riverbed Steelhead 1020, 5520
• Work with different UPS Company such as APC to design UPS solution to provide back up power for network equipments.
• Configure, install and monitor F5 BIG IP hardware such as BIG-IP 11000 series, BIG-IP 8800 and 8900 series, BIG-IP 3600 and 3900 series
• Configured, installed and troubleshot Wireless LAN Controller Cisco 5500, 4400
• Configured, installed and deploy Lightweight access point such as AIR-LAP113AG-A-K9
• Configured switch ports to either trunk or access for wireless access point
• Monitored and troubleshot access point through Wireless LAN Controller Cisco 5500, Wireless Controlled system (WCS)
• Configured and deployed Cisco Wireless service Module (WS-SVC-WISM-1-K9)
• Configured Cisco 6509-E with sup 720/VS-S720 to support Cisco Wireless service Module
• Converted Access point from Autonomous to Light weight access point protocol (LWAPP)
• Configured Cisco Secure Access control Systems (Cisco ACS) in support of Radius Servers and TACACS+
• Upgraded IOS to Cisco Wireless service Module (WS-SVC-WISM-1-K9), Wireless LAN Controller such as 4400, 5500
• Configured and deployed Infoblox DHCP clusters, windows DHCP clusters in support Wireless clients
• Acted as project leader and Gathered network requirements such as number of employees moving to the new site, number of conference rooms, number of printers etc….
• Maintained and implemented current standards throughout the department of Veteran Affairs agency
• Conducted new studies which evaluate the information technology standards specification
• Conducted Site survey of the new location with GSA, Builders and authorized vendors
• Designed network topology base on network requirements gathered from customers
• Developed Bill of Materials (BoM) with Cisco Sales Engineer and Cisco Sales Account.
• Obtained Confidential Solution for Enterprise-Wide Procurement quote ( Confidential SEWP) quote from different approved manufacturer reseller For instance Cisco and APC reseller.
• Worked with Contracting Officer (CO) and Contracting Specialist (CS) to purchase Network equipment and UPS equipment.
• Worked with ISP Company Such as Confidential &T, Quest, Sprint, Verizon and ADS to ensure the installation of Circuits

Confidential, Rockville, MD

Senior Network Engineer

Responsibilities:

• Provided network support to Multiple sites, data centers and 15000+ employees
• Developed and managed IP Schema to support large data Centers
• Designed and installed different Nexus POD Solution to support large data Center.
• Configured and installed Nexus 7010, Nexus 5500, Nexus 2200,
• Upgraded NX-OS for Nexus 7010, Nexus 5500
• Configured and troubleshoot Virtual PortChannel (vPC)
• Configured and troubleshoot different fabric extender ( Confidential )
• Installed, configured and deployed Cisco ASR 1006 and Cisco 3750x
• Monitored and troubleshoot data Center which entails monitoring Cisco Equipment, HP equipments and VMware equipment.
• Write and update Network documentation to allow smooth troubleshooting process.
• Configured and troubleshoot Access Point (AP) such as Cisco Aironet 1130, 1140, 1240, 1250 series and AIR-LAP113AG-A-K9 using wireless control system (WCS)
• Configured and troubleshoot controllers such Cisco catalyst 6500 Series wireless service module (WiSM), Cisco 4400 Series Wireless LAN Controller, Cisco 5500 Series LAN Controller
• Added and removed Access point through the wireless control system
• Monitor the wireless control system for rogue access point (APs), rogue clients, rogue Adhocs
• Configured 6500-E with SUP720 to support wireless services module (WiSM)
• Configured TACACS+ server through wireless control system (WCS)
• Upgraded the Wireless Systems by upgrading the WiSM to the intermediate code and the final code

Confidential, Chevy Chase, MD

Senior Network Engineer

Responsibilities:

• Troubleshoot layer 2 and 3 switches and routers such as Cisco 2800, Cisco 6509-E with Sup720
• Multilayer Switch 3550-48-EMI and Power over Ethernet Switch such 3560G-48PS-E
• Building and maintain Network running different Protocols such as BGP, OSPF, RIP, EIGRP, VRRP, HSRP monitor via SNMP
• Configure network equipment to meet client specifications. Configure VPN, TACACS, RADIUS, QOS using SDM
• Troubleshoot, configure and implementing of firewall devices such as Pix 501, 506, 515, 525, 535, ASA 5505, ASA 5510 VPN, ASA 5520
• Project Manage on-site installations. Provide networking support for 50 to 100 users
• Provided training on usage of various systems for other employees, give access to different network by Assigning username and password
• Developed testing environment for equipment testing, upgrade memory, IOS using TFTP
• Responsible for entire sales cycle prospecting through close. Put together different Cisco packages for clients with different needs
• Performed cost and Benefit analysis to customer requirements
• Recommended the appropriate enhancements to existing network

Project Manager / Network Architect

Confidential

Responsibilities:

• Met with Decision makers, systems users, end users to ensure timelines and budgets.
• Gathered the right team for the project, Coordinated with different department such as wiring, electrical, heating and cooling.
• Determined the best network design that meets the client’s needs and requirements
• Estimated cost of project by getting bill of materials and quotes from different vendors and manufacturing company
• Planned and coordinate special services such as permits, licenses and approval
• Coordinated testing and start-up to meet deadlines

Confidential, Beltsville, MD

Operation Manager / IT Analyst

Responsibilities:

• Managed daily operations of the IT Staff
• Served as the Principle Network Technician
• Coordinated between team and upper management through documentation and communication of issues, solutions, and timelines for projects.
• Configure Cisco devices : range from the GSR 12000 to the 2600 series router and the 6500 Catalyst switch to the 2948 and 3550 Catalyst Switch
• Resolve and escalate trouble tickets and conduct scheduled changes within the environment.
• Established line of communication between upper management and employees
• Interacted with customers and resolved many IT issues