SUMMARY:

IT Network engineer with proven skills in implementation, configuration, administration, and support of routing, switching, wireless, and Cisco Unified voice solutions. Reliable resource with an exceptional work ethic. Demonstrates an attention to detail balanced with prompt turnaround times.

KEY TECHNICAL SKILLS:

LAN/WAN: IPv4/IPv6, DHCP, DNS, NAT/PAT, VLANs, subnets/VLSM, VTP, STP, TCP/IP, Ethernet/FastE/GigE/10GigE/FCoE, ISDN, EIGRP, OSPF, BGP, VPN, DMVPN (IPsec, GRE/mGRE, NHRP)

Routing: Cisco ASR; ISR G2 (1900 ) / G3 (4K)

Switching: Cisco Cat IOS, NX - OS; Nexus 3K/5K/7K/9K; Catalyst 6500; 3600/3800/ 00 ; etc.

SDWAN: Silverpeak EC w/Orchestrator

Security/Firewall/IPS: Cisco ASA, FirePOWER, Palo, Aruba ClearPass, Wired 802.1x, RADIUS, TACACS+

Wireless: Cisco AiroNet 1100; 1600; 3700; Cisco WLC 5508, Prime Infrastructure

Voice/Video: Cisco CUCM/CUC/CIMP; Jabber PC/Android/iPhone/iPad; UCCX/BE6K or standalone; Cisco CME/Unity Express; SIP/PRI/T1/E1; custom UCCX scripts; 7900/8900/8800/9900 phones; video conferencing via Cisco TMS/VCS-E/VCS-C/Crestron/SX-20/Tandberg devices

Network Monitoring/Traffic Analysis: Solarwinds, Plixer Scrutinizer, Riverbed Cascade, netflow/IPFIX/SNMP, Wireshark, pcaps, packet/flow analysis

Incident/Change/Inventory Management: ServiceNow, Footprints, SupportWorks, IP Plan

Windows Server: DNS; DHCP; Active Directory; IIS

Customer Support: multi-national 24x7 on-call / rotational coverage; emergency response; user / customer facing T2/T3 as needed

Project Management: change management / process development; long-term hardware refresh management and coordination; field site turn-up / wind-down operations; new technology adoption and user deployment; system upgrade planning and deployment; familiar with ITIL

CORE QUALIFICATIONS:

• Proficient in troubleshooting methodologies and general problem solving
• Experienced with a wide variety of Cisco networking and collaboration (voice/video) products
• Efficient time manager, seasoned multitasker
• Excellent technical writing skills, experienced in project and implementation plans, policy documentation, and instructional configuration guides.
• Superb communication intelligence; able to liaison with varied audience including upper management, fellow technical colleagues, and novice end users.

PROFESSIONAL EXPERIENCE:

Network Engineer

Confidential

Responsibilities:

• Managed network infrastructure for global law firm, headquartered in NYC with over 1500+ users, with offices in domestic US, South America, Europe, and Asia.
• Primarily a Cisco environment with additional Palo Alto firewalls and Silverpeak SD-WAN deployment.
• Problem management, often involving complex troubleshooting coordinated with internal teams and/or external vendors or service providers; case closure procedures with final root cause analysis
• General network port confirmations (inside & outside) and traces via Cisco ASA/Palo Alto firewalls; permitting inbound/outbound traffic via Cisco firewall ACL rules and Palo policies
• Incident management and general network service requests, including switch port confirmations and configurations, enabling wired NAC for new devices, and t-shooting general end user issues
• Periodic documentation reviews and updates, configuration and maintenance of logging and monitoring for network assets
• Cisco switch IOS installs and upgrades (various device models); completed successfully at multiple sites (including multi-floor offices) and utilizing implementation plan designed to minimize risk, downtime, and user impact
• Cisco Prime Infrastructure configuration and administration, including custom automatic (scheduled) wireless guest accounts, setup and facilitation of device syncs, scheduling network asset configuration archives, related WLC/WAP firmware upgrades
• Plixer Scrutinizer install/project management; POC and solution deployment including flowpro setup, configured SNMP/SSH access on variety of devices to facilitate netflow exporting and packet traversal across network; reporter setup and flow analysis.
• Oversight of wired 802.1x network authentication control (NAC) project company-wide; implemented on various Cisco model switches; deployment utilized Aruba Clearpass for RADIUS auth

Telecommunications VoIP Engineer

Confidential

Responsibilities:

• Managed Cisco unified voice system; full Cisco CUCM/CUC/IM&P multi-cluster unified solution.
• Daily duties included user phone additions and deletions, resolving internal issue tickets, interfacing with end users, and coordinating with other IT departments such as Desktop/site support, server/systems, and networking on infrastructure and telecom projects.
• Opened carrier trouble tickets, worked with carriers to resolve issues, and opened Cisco TAC cases, coordinating with Cisco support to resolve deeper issues.
• Primary security and networking resource for Telecom department; drew upon my programming background to create various custom UCCX scripts. Responsible for security maintenance on all CUCM/CUC/IM&P nodes; consulted on vulnerability reports and identified valid bugs, security fixes, and workarounds. Handled telecom networking tasks (i.e., switch port changes, port security, voice vlan changes).
• Created custom UCCX scripts including ‘VIP’ Helpdesk queue to prioritize callers, and an ad-hoc meet-me conference solution
• Developed multiple administrative guides for CUCM management, and power down/failover processes for distribution within IT
• Oversaw project consisting of migrating voice vlans; removed old (Avaya) voice vlan from entire network and replaced with Cisco vlan (option 150)

Network Engineer

Confidential

Responsibilities:

• Provided comprehensive IT consulting and network management services for a variety of clients, including VoIP system setup and maintenance, network firewall security, server administration, and desktop support.
• Installed and configured Cisco CME/CUE voice systems for a variety of business environments from small offices to multi-floor sites. Developed numbering and deployment strategy. Coordinated customizations, setup of voicemail system parameters and mailboxes, and configured Auto Attendant modules with customized scripts and recorded prompts.
• Produced customized materials and led end-user phone system orientation and voicemail system interaction.
• Cisco ASA Firewall Rule Set Management - Worked with clients to determine business needs and developed ACL rules for policy application.
• Infrastructure Management - Utilized SolarWinds Orion & NCM to monitor and log alerts on network events. Automated Tier-1 ticket generation and escalation. Updated and maintained monitored assets.

Network Administrator (Manager, IT Infrastructure & Security)

Confidential

Responsibilities:

• Configured and maintained data (WAN/LAN) and voice network for a multinational company with over 100 office locations, numerous project sites, and over 3000 employees.
• Worked primarily with Cisco network/voice products and Avaya/ShoreTel voice systems in a Microsoft enterprise environment.
• Routine duties included configuration and maintenance of routers, firewalls, LAN switches, wireless APs, VoIP-ready SCCP phone sets, and VoIP phone systems (including Auto Attendant and voicemail configuration and maintenance). Ensured network availability and reliability via testing and monitoring connectivity and performance of all network appliances and telephony equipment.
• Managed network team, which included project and tasks delegation and scheduling, team helpdesk queue administration, and appropriation of desktop, server, and site helpdesk support for site outages and other issues. Served as ‘last resort’ for all unsolved IT issues of any nature.
• Regularly liaised with IT directors to provide project status updates and network performance statistics and reports in order to facilitate standard operations, exceed department goals, and meet project deadlines.
• Developed and utilized systematic process in roll-outs of over 20 new-sites and site transfers; efficient and consistent process included: standardized data/voice circuit procurement, standardized hardware procurement (router (ISR), switch, AP), voice/voicemail system configuration with global standardized dial-plans & IP subnets, company-wide standardized Auto Attendant scripts and prompts, and a secure VPN configuration.
• Implemented and t-shooted WAN sites utilizing EIGRP, DMVPN, IPSEC, DSL, Cable, T1/E1, MPLS, Frame-Relay, Fiber/RJ45 Ethernet.
• Project lead on migration from CUCM system to CME/CUE system in headquarter multi-floor site consisting of over 150 users and over 300 extensions.
• Designed and coordinated end-user s for phone and voicemail systems; included development of in-house orientation materials (phone set manuals and guides, quick cards, and FAQ intranet website with links to electronic copies of materials).
• Installed and configured company-wide video conferencing solution utilizing Avaya Scopia (formerly RADVISION Scopia) desktop and MCU technologies.
• Streamlined ISP issue ticket generation process; developed standardized procedures and included a phased workflow structure for specific team involvement (i.e., site support, telecom vendor support, ISP, network team, server team) and levels of support leading to ultimate resolution.
• Scripted custom automated network monitoring task to test and measure bandwidth (via TCP and UDP data streams) capacities of specific circuits and IP routes; results were exported to network file share for use in evaluating current network environment and predicting network faults.