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Manager Office

Nutley, NJ, 07110
September 16, 2018

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Mathew Kohnen

** ******* ******, ******, ** *****

Ph: 201-***-****

Professional Summary


Strong understanding of IP network concepts

Knowledgeable in Cisco switches and routers

Experienced in Avaya / Nortel Switches

Efficient problem solving

Proficient in Avaya IP Office and Enterprise

Familiar with scripting, utilizing a number of languages such as DOS Batch files, BASIC, and python

Experience in Linux commands including top, uname, iptables, dmideode, hosts file and service,

Familiar with packet capture using Wireshark

Passionate for customer satisfaction

Excellent written and verbal communication


Avaya IP Office and Enterprise: APSS, APDS

Avaya Midmarket Solutions: APSS

Avaya IP Office Platform: AIPS


Richard Fleischman & Associates New York, NY Jul 2005 Current

Voice Engineer

Provide level 1-3 support and monitor hardware, circuits

Liaison with circuit carriers to troubleshoot and resolve issues

Perform tests, traces, configuration changes and delegated calls to appropriate departments

Maintain AlarmTraq monitoring software

Handle 85% of voice tickets such as onboarding/off boarding users, configuring phone profiles – button programming, labeling

Resolve call quality issues – software and hardware related

Avaya Enterprise - Avaya CM 5.2, 6.0, 6.3, 7.1. Media gateways, G430, G450, G700. Utility server, Session manager, system platform and SAL gateway. Avaya IP Office – IP500 V2, 8,x, 9.x. 10.x Configure PBX and media gateways – firmware upgrades, patching, DHCP, network troubleshooting, call tracing, as well as addressing customer requests. Configured PRI, H323, SIP, trunks, analogue, and ring down lines. Proficient in Avaya ASA CLI and GEDI, as well as IP Office’s system status and manager. Accessed the servers’ Linux OS through SSH to run scripts and make configuration changes.

Worked on project to setup a voice cloud option for our client. The infrastructure was built on IP Office in alliance with the Powered by Avaya solution.

Perform quarterly system checks

Renew and negotiate Avaya maintenance contracts

Manage Voice wiki

NOC Technician

Monitored equipment from multiple vendors including HP, Dell, Cisco, and APC

Configured SNMP and edited MIB files

Configured, maintained and adapted HP Systems Insight Manager to monitor client’s IT environment

Instituted procedures for alarm handling from initial analysis, action taken through resolution

Resolved level 1 problems

Mentored and trained NOC personnel

IT Helpdesk Jul 2004 Jul 2006

U.S. Securities and Exchange Commission New York, NY

Troubleshot and repaired PC hardware/software problems

Resolved 90% of IT tickets without escalation

Installed, administered and maintained Microsoft SQL Server instances

Worked with lawyers to organize legal evidence

Migrated emails from old to new database

VP of Networking Sep 1980 Mar 2002

Investec Securities Us LLC New York, NY

Transitioned from Accounting to IT

Built IT infrastructure for back office clearing operations

Migrated from ADP dumb terminals to in-house network

Interfaced PCs to AS/400

Converted token ring to Ethernet

Developed a back office package for member clearing firms

Configured and deployed point-to-point connections

Configured Cisco routers, switches and firewalls

Wrote programs for both PC and AS/400

Managed Network department

Liaised with corporate HQ in South Africa


MBA: Business Administration

St. John's University Queens Campus Queens County, NY

Bachelor of Science: Education K - 7

St. John's University Queens Campus Queens County, NY

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