Md. Nazmul Hossain Noyan

Experience

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  MEDS IT Ltd.

  Jan 2012 - Apr 2012

  4. Computer Faculty

  # Teaching about Basic computer hardware, Microsoft Office program & Graphics Designing.

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  ServiceEngine Ltd.

  Jun 2012 - Sept 2012

  3. IT Executive (NOC)

  # Network monitoring & troubleshooting# Server (Centos-5.7) monitoring & troubleshooting# Cloud monitoring by LCMC, DRBD clustering, Storage server, DHCP server, LDAP, Webmin, Mysql, zend-server.# Hardware & software troubleshooting of a large network of about 250 workstations.

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  Nextgen Networks Pty Ltd.

  Aug 2012 - Feb 2013

  2. Executive Support (NOC)

  # Client support by NOC monitoring.# MRTG graph monitoring.# Real time monitoring by SolarWinds# MPLS pop Mikrotik router health monitoring# Switch(Cisco, D-Link, Linksys) health monitoring# Monitoring of network health including vlan, mpls-vpls, Bandwidth, Data connectivity,# Securities: Firewall, ACL, IPtables.

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  Citycell

  Feb 2013 - Jun 2015

  1. Executive, "Network & Security Administrator"

  # APNIC Technical contact person for PBTL.# Keeping negotiation with different vendors. # Planning & Implementation of different Development Projects. # Design & Deployment of IP routing networks, and performs troubleshooting tasks for connectivity and performance issues.# Maintaining advanced Routing & Switching with multiple vendor devices like Cisco, Juniper, HP-procurve, TP-Link, Netgear, 3Com and Linksys.# Maintaining firewalls to serve security policies, UTM policies, VPN solutions, secure ftp, secured policy based internet connectivity through NAT, secured DMZ, secured Intranet solution & many more.# Maintaining Juniper Firewall: SRX650 – JunOS, SSG550 & SSG140 - ScreenOS# Maintaining ASA Firewall: ASA – 5520# Maintainting various monitoring systems including open source.# Using network security tools for network vulnerability assessment & testing. # Wi-Fi Hotspots for Customers at Countrywide Customer Care Centers. # Application for Network Configuration Backup, Change & Compliance Automation. Show less

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  Bangla Phone Limited

  Jul 2015 - Mar 2019

  System Administrator
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  NNS SOLUTION LIMITED

  Mar 2019 - now

  Senior System Engineer