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Senior Network Security Engineer Resume

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Raleigh, NC

SUMMARY:

  • Senior Network Engineer with over fifteen years hands - on experience working with businesses and technical stakeholders to deliver a complex, secure and resilient enterprise network system on time and in budget.
  • Seeking a Network Solution Architect position to design, configure, implement and test enterprise networks.

TECHNICAL SKILLS:

Network Design/Implementation: LAN (Voice and D Confidential ), WAN (Site-to-Site and Internet Edge), WLAN (Wire and Wireless), Network System Management (Local and Remote0.

Enterprise Security: IDS/IPS, LAN, WAN, Internet edge, VPN, WLAN, TrustSec/ISE, ACLs.

Network Management: WhatsUp Gold, Solar Winds, Cisco PRIME Infrastructure. Cisco Network/Configuration Professional, IPAM

Network Protocols: EIGRP, OSPF, BGP, TCP/IP, VSS/VRF, DHCP, DNS, SNMPv3, SMTP, SSH, SSL/IPSec, QoS, Multicast, FTP, TFTP, IPSec, HTTPS, VTP, FC, FCoE, iSCSi.

Hardware Platforms: HP Blade Enclosure C7000 & C3000, HP Procurve 5900, HP servers ML, DL, and SL. Nexus 56128, FEX N2K, Cisco ISE Servers, ASA 5545, C6807-XL, Cisco 3850, Cisco 2960, Cisco 4451-X, Cisco ASA 5585-X, Cisco ASA 5545-X/FirePOWER, C Confidential lyst 2960X Stacked, Cisco switches 2960, 3560, Routers 2811, 3600.

Software Platforms: Windows 2008, 2008 R2, 2012 Hyper-V, Windows XP, Windows 7. Linux RHEL, SLES, Ubuntu. VMware ESXi 5.5. VMware vSphere and vCenter Server, Microsoft 2007, 2008, 2010, Microsoft Word, Excel, Project, Visio, Ixia testing tools, Wireshark.

PROFESSIONAL EXPERIENCE:

Confidential

Senior Network Security Engineer, Raleigh, NC

Responsibilities:

  • Work with hospital staff to gather business and technical requirements for designing, configuring and implementing the LAN/WAN and security infrastructures for the new Confidential
  • Participate in planning, creating Visio design and Bills of Material (BOM) for purchasing all system and network components for the new network
  • Process new request for network IP addresses and WAN circuits from Confidential of Information Technology (DIT)
  • Coordinate with engineers from Confidential of Information Technology to provision the new network
  • Supervised other engineers to develop high and low level technical design for network deployment
  • Provide leadership to team member and coordinate with third party vendors to create and manage the deployment of the hospital networks
  • Design, configure, implement and test the voice, d Confidential, wireless and security network of the newly built hospital
  • Configured and deployed Cisco 6807, ASA 5585, IPS 5545, 2960s, 3650 and 3850
  • Implement Cisco IPS, firewalls, ISE and TrustSec, to secure the hospital network infrastructures
  • Configured and troubleshoot the enterprise to resolve issue relating to outages.
  • Worked with vendors to install horizontal/vertical and fiber cables to support the infrastructure
  • Design and configure site-to-site VPN to connect the regional hospital networks
  • Configured SNMP for network management using Cisco Prime Infastruction and WhatsUpGold
  • Support the deployment of Cisco UC, Cisco UCS, AppSpace, APC Infrastructure, Cisco IPICS, Informacast (SingleWire), and Connexall.

Confidential

Network Engineer II, Raleigh, NC

Responsibilities:

  • Designed, implemented, and troubleshooted highly redundant, fault tolerant, and scalable network that meets Confidential low Confidential network standards.
  • Identified and troubleshooted hardware and software issues found during network deployment.
  • Fulfilled hardware, software, and configuration change request on routers and switches while following a robust change management process.
  • Performed d Confidential center routers and switches software and hardware migration from legacy CatOS/IOS devices to NxOS and Arista devices.
  • Provided second level technical support for Enterprise voice, video and d Confidential technologies to Confidential, partners, and account teams.
  • Applied my skills and technical knowledge to identify product and network problems for moderate to complexity network problems.
  • Utilized moderate to complex lab setups to recreate and solve problems while interact with other engineering teams and development teams Confidential peer level and determine root cause and resolution for previously unknown problems.

Confidential

Sr. Network Engineer, Raleigh, NC

Responsibilities:

  • My responsibility included managing complex voice, wireless and d Confidential network problems for the Confidential
  • Assisted the Confidential information technology administrators with network configuration, maintenance, and monitoring.
  • Troubleshoot issues with routers, switches, servers including DNS, DHCP, and IP network.
  • D Confidential support for approximately 67,000 endpoint deployments in the Confidential network.
  • Provide 24x7 Monitoring, Event Management, Incident Management, and Problem Management
  • Assist with the project, network move, add and change, including approximately 3500 logical tasks per month.
  • Troubleshoot access, distribution and core network devices to quickly resolve downtime and Outages
  • Provided Circuit Management and direct engagement of carriers for dedicated voice and d Confidential circuits.
  • Worked with customers, and other engineers to resolve technical voice, D Confidential and wireless problems,
  • Designed, installed, maintained and coordinated with telecommunication providers to implement circuits and resolve outages.
  • Installed and maintain d Confidential, voice and wireless network, computers, printers and other peripheral equipment.
  • Remotely managed complex voice, wireless and d Confidential network problems for the Confidential
  • Assisted the Confidential information technology administrators with network configuration, maintenance monitoring.
  • Troubleshoot issues with routers, switches, servers including DNS, DHCP and IP network.
  • D Confidential support for approximately 67,000 endpoint deployments in the Confidential network.
  • Provide 24x7 Monitoring, Event Management, Incident Management, and Problem Management
  • Assist with project, network move, add and change, including approximately 3500 logical tasks per month.
  • Troubleshoot access, distribution and core network devices to quickly resolve downtime and Outages
  • Provided Circuit Management and direct engagement of carriers for dedicated voice and d Confidential circuits.
  • Work with customers, and other engineers to resolve technical voice, D Confidential and wireless problems.
  • Design, install, maintain and coordinate with telecommunication providers to implement circuits and resolve outages.

Confidential

Sr. Network Engineer, Raleigh, NC

Responsibilities:

  • Planned and deployed cloud based d Confidential switches to provide Cloud based UC service for turfs to sell to enterprise customers.
  • Staged and deployed Cisco C3750 Switch including to support Cloud based UC service for turfs to sell to enterprise customers.
  • Provided and shadowing sessions to new team members on Confidential network infrastructure and change management on a day to day basis.
  • Performed SME role to review peer team member’s project design and implementation.
  • Maintained good working relationship with internal and external team members to foster project delivery, and ultimately meet Confidential business requirements and major stakeholder expectations.
  • Staged and deployed ASA 1000 and ASA 5525 to secure enterprise customer located in three international location Confidential
  • Staged and deployed 20 servers to support Cloud based UC enterprise customers.

Confidential

Lead System/Software Engineer, Raleigh, NC

Responsibilities:

  • Plan and develop integrated test plans, execute test scripts, document and report results.
  • Design engineering solutions to test and evaluate systems, equipment, and devices.
  • Collaborate and communicate with management, and development partners
  • Configure and troubleshoot Confidential 5000 and HP ProCurve 11900 Switches.
  • Configure and troubleshoot SAN, Fiber Channel and iSCSI technologies.
  • Integrate various system, Firmware and software to ensure design specifications are met for testing.
  • Install Operating Systems (Linux Red-Hat, Linux SUSE Enterprise Servers, and Windows Serves.
  • Designed, implemented, analyzed, and troubleshoot end-to-end methodologies for protocol interoperability and functionality with networks composed of multi-vendor solutions consisting of Confidential networking products.
  • Efficiently managed and coordinated projects from initiation through completion.
  • Created high-level network plan, design and optimization of BHP business segments.
  • Translated BHP business requirements into network design and processes.
  • Worked with clients to analyze computing and network needs.
  • Troubleshooting methodologies with exhaustive cross section of protocols and technologies among multi-vendor architecture for Layers 1-4 of the OSI Model including: copper and fiber cabling architecture, signaling, encoding, Ethernet, MAC Learning, 802.1Q Trunking, Native VLAN Trunking, STP, RSTP, MSTP, PVST+, CST, CoS, 802.3x, QinQ Tagging, LLDP, UDLD, CDP, Etherchannel, L2 VLANs, ARP, RARP, IGMP, PIM, IPv4, IPv6, BFD,VRRP, HSRP, OSPF, EIGRP, BGP, VRF, MP-BGP, MPLS, UDP and TCP.
  • Analyzed L3 routing tables, L2 MAC Address tables, and associated ARP tables to determine traffic patterns for high availability, redundancy, and fault-tolerance.

Confidential

Sr. Network Engineer, Arlington, VA

Responsibilities:

  • Configured, supported, and troubleshoot end-to-end Storage Area Networks consisting of multi-vendor architecture and solutions from Cisco, Dell, Broadcom, Intel, QLogic, and Emulex. Technologies included Fiber Channel, Fiber Channel over Ethernet (FCoE), iSCSI, D Confidential center Bridging Exchange protocol (DCBx), Enhanced Transmission Selection (ETS), and Priority Flow Control (PFC).
  • Implemented and troubleshoot tunneling technologies such as IPv4, IPv6, and GRE tunnels.
  • Configured and troubleshoot Quality of Service (QoS), Classification, Marking, Queuing, and Scheduling for packet prioritization of mission critical applications and VOIP d Confidential traffic
  • Designed and implemented high availability, redundancy, fault-tolerance, and scalability for no single point of failure and very minimal down time throughout the network.
  • Mentored/Trained new hire on site about networking and d Confidential center technologies used in the work environment on a day to day basis.

Confidential

Network Infrastructure Engineer, Raleigh, NC

Responsibilities:

  • Coordinated with bank executives, Cisco engineers, telecommunication providers, and network partners.
  • Created Bill of Materials to request funding for the project.
  • Performed physical and logical survives for Confidential LAN and MPLS network.
  • Planned, designed and implemented one network for both banks.
  • Used Microsoft Visio to create layer 1, 2, 3 network documentation
  • Created network design for legacy and future enterprise network.
  • Coordinated with service providers to established new circuit and decommission the old.
  • Used fault management tools to monitor network, analyze and troubleshoot network.
  • Configured, supported, troubleshoot, and developed deeper conceptual understanding of Enterprise network protocols including, but not limited to Dot1q, CDP, LLDP, UDLD, SPAN, RSPAN, VLANs, Private VLANs, ACL/IP Prefix-List/Route-Map, DHCP Snooping, DAI, IP Source Guard, VTP, STP/PVST(+)/RSTP/MSTP, L2/L3 Etherchannel, HSRP, VRRP, EIGRP, OSPF, and BGP.
  • Maintained network connectivity by managing MAC Address table, ARP table, FIB & adjacency table, and troubleshooting unicast and broadcast flooding in order to achieve optimal network performance and packet switching.
  • Administered Windows DHCP, DNS, Windows Deployment Service, and Active Directory activities such as creating, modifying, and disabling objects like users and computers.
  • Implemented, supported, and troubleshoot site-to-site DMVPN over IPSEC solutions, including the associated encryption and hashing types for authentication, d Confidential packet encryption, integrity and confidentiality between multiple sites.
  • Participated in systems/network user and re-orientation, to enhance responsible utilization of enterprise IT assets.
  • Provided users’ technical support services and escalated unresolved outages/issues to Supervisors/Managers/Tier 3 level Engineers/other groups/vendors by following the established network troubleshooting and maintenance guidelines.

Confidential

Network Engineer, Clifton Forge, VA

Responsibilities:

  • Worked with the Director of VDOT to planed, designed and implement new technologies.
  • Managed VDOT network to facilitate PCI compliance efforts for better product delivery to customers.
  • Supported the Analyzes and management of over 1500, remote MPLS sites and verified PCI security logs and d Confidential bases.
  • Interfaced with workstation users and the User Support Specialist, D Confidential base Administrator, and hardware/software vendors.
  • Coordinated projects with users for deadline requirements and creates compliance procedures and documentation.
  • Maintained accurate and current compliance documentation for mandated regulatory Standard.
  • Ensured the accurate compilation of evidence in preparation for any audit or compliance check.
  • Actively monitors assigned systems, cyber security logs, requirements and/or compliance evidence.
  • Troubleshoots connectivity and network access for Servers, PCs with aid of D Confidential Analyzer (Sniff Probe)
  • Conducted industrial network (SCADA) security research and performed risk management.
  • Performed log monitoring & review, and deep packet analysis using Wireshark for thorough root cause analysis.
  • Managed switches and routers IOS and configuration file backup, upgrade and restore utilizing the TFTP and FTP protocols.
  • Implemented and supported Spanning Tree Protocol to prevent Layer 2 loops and maintain optimum network performance throughout the Layer 2 domain.

Confidential

Sr. Network Engineer, Raleigh, NC

Responsibilities:

  • Supported the daily operation and maintenance of system and network activities.
  • Installed all new hardware, systems, and software for networks.
  • Installed, configure, maintain network services, equipment and devices.
  • Supported administration of servers and server clusters.
  • Managed all system back-up and restored protocol.
  • Planed and supported network and computing infrastructure.
  • Performed troubleshooting analyzed servers, workstations and associated systems.
  • Documented network problems and resolution for future .
  • Ensured optimum network security by implementing security controls such as ACL, DAI, IP Source Guard, DHCP Snooping, Authentication, and Port-Security on access-layer switches.
  • Configured, verified, and troubleshoot Cisco IPSec and SSL VPN for 4 remote sites and approximately 520 remote users.
  • Configured and supported VLANs, VTP, AAA, and firewalls on Cisco routers, switches, and ASA firewalls.
  • Applied dynamic NAT and/or NAT Overload to support seamless communication between to/from private/public networks.
  • Monitored system performance and implemented performance tuning.

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