SUMMARY:

• Network and Security engineer with over 6 years of experience in network and network security support, application support, hardware repair, network administration and installation. In depth experience in analysis and troubleshooting of application network traffic. Good communication skills and well organized.
• Installation, configuration of Cisco routers (26xx, 28xx), Cisco catalyst switches (35xx, 37xx, 36xx, 38xx) and Cisco Nexus switches (2k, 5k, 7k). Cisco ISE (Identity Service Engine), Riverbed Steelhead and SolarWinds monitoring.
• Configuration and troubleshoot; LAN/WAN protocols, DNS, DHCP, ARP, STP, VLANs, 802.1q, PPP, VoIP, VTP, SVI, HSRP, Port channels, OTV, Access Lists, Static routing, Failover, load balancing (F5), high availability and bandwidth management.
• Configuration and troubleshoot; routing and routing protocols - static route, Cisco reverse path lookup. RIP, OSPF, EIGRP.
• Analysis of network traffic using Wireshark network packet capture, NetFlow, Analyzer.
• Installation, configuration of Cisco Firewalls ASA (55xx, PIX 515, 525, 535, Firewall Service Module), Palo Alto PA-5200 series, Forcepoint, Fortinet, SonicWALL Firewalls (NSA 2400, 2600, 3500, 3600, 4500), SonicWALL SRA 4600 (SSL) and Juniper SA-6500.
• Design, implementation, and maintenance of various firewalls, network IPS/IDS. Knowledge of log analysis and security compliance. Implementation of open source solutions whenever possible.
• Configuration and troubleshooting of Firewall Access Rules, NAT/PAT, TACACS+, SNMP, Spectrum, NMAP, SSL-VPN, IPsec, IPS, GAV, Geo-IP filtering, Botnet filtering, CFS Policies.
• Troubleshooting and resolution of IP-spoof attacks, Sync Flood attack, Invalid TCP flag, Bounce traffic, Broadcast storms and MTU related issues.
• Configuration and troubleshooting; Wireless networks, RF Analysis, IDS, SonicPoint (NDR, Ne, Ni) Guest and corporate Wi-Fi, Guest services, signal strength and wireless interference.
• Installation and configuration of 802.11b, g, n radio, Cisco and Motorola AP's, Wireless radio optimization, Heat mapping, Site survey, Virtual Access points (VAP), Dual band radio.
• Configuration and troubleshooting; SIP, H.323 Transformation, Consistent (Persistent) NAT, Voice connectivity and quality over Site to Site VPN, Phone registration and Keepalives.

PROFESSIONAL EXPERIENCE:

Confidential

Sr. Network Engineer

Responsibilities:

• Maintain and support in-house voice, data, security, video, and wireless network services for all offices and warehouse globally.
• Planning, designing, and developing local area networks (LANs) and wide area networks (WANs) across the organization.
• Perform installation, monitoring, maintenance, and optimization of all network hardware, software, and communication links.
• Maintain and support security systems, including firewalls, intrusion detection systems, authentication systems, log management and content filtering
• Collaborate with department heads to assess near- & long-term network capacity needs.
• Analyze and resolved network hardware and software problems in a timely and accurate fashion along with providing end user knowledge training.
• Create and maintain documentation as it relates to network configuration, network mapping, processes, and service records
• Develop, implement and maintain policies, procedures, and associated training plans for network administration, usage, and disaster recovery.
• Provided training of network and Firewall architecture for new staff members.
• Ensure network connectivity of all servers, workstations, telephony equipment, fax machines, and other network appliances.
• Practice network asset management, including maintenance of network component inventory and related documentation and technical specifications information.
• Lead network separation project from parent company to new LAN, WAN, VOIP and Data center
• Oversee new and existing equipment, hardware, and software upgrades
• Interact and negotiate with vendors, outsourcers, and contractors to secure network products and services.
• Member of team tasked with the design and implementation for the new Data Center's network architectural structure.

Confidential

Network Engineer (Consultant)

Responsibilities:

• New site projects. Design logical network layout along with maintaining and documenting of IP allocations for the networked site.
• Prebuild LAN configuration and document LAN infrastructure per customer requirements.
• Configured routers, switches and wireless controllers. IP, NetFlow, Access Lists….
• Rack installation and cabling network equipment, including routers, switches and access points in a warehouse environment.
• Troubleshoot wired and wireless connectivity to printers, PC's, RF scanners etc.
• Configured and verified network access for vital operations within a timely manner.
• Provided troubleshooting of networking/IT related issues to users as needed.

Confidential

Network Security Engineer

Responsibilities:

• Site migrations.
• Processed access requests, evaluating data flows for compliance with standard security policies.
• Script and implement access list rules and policies to grant access to satisfy project needs.
• Ensure compliance with Change Management policies.
• Provided peer review and support to the firewall team to ensure that configuration changes were accurate.
• Configure and troubleshoot Cisco firewalls including creating new firewall contexts, subnet builds, access control lists and implementation of physical devices.
• Participate in the testing of newer IOS versions to identify potential issues with implementation on the Confidential network.
• Responsible for configuration and managing all TACACS+ and SNMP access throughout every firewall within the network.
• Participated on call 24-hour break/fix support for network related outages.
• Coordinating with multiple departments (internal) and business partners, vendors, and other third parties to troubleshoot connectivity issues.
• Configure and troubleshoot SSL VPN using the pulse client for partner network access

Confidential

Network Security Analyst

Responsibilities:

• Implementation of SonicWALL devices including analysis of client’s networks and configuration of SonicWALL to secure network including VPN IPSEC, IDS/IPS and AV.
• Configuration & troubleshooting VPN (IPSEC, SSL-VPN) with SonicWALL and other 3rd party devices, NAT and PAT translations, Filtering traffic using SonicWALL Content Filter and Firewall Access Rules.
• On call support of SonicWALL devices for government agencies.

Confidential

Information Technology Specialist

Responsibilities:

• Setup, configure and provide support for small business networks containing 5 to 25 nodes.
• Consistently exceeded company support metrics.

Confidential

Network Support Associate

Responsibilities:

• Investigation and resolution of end user PC and Mac computer issues.
• Performed other duties as assigned.