Humayun Kabir
Network Security Engineer
Birampur,14
Overview
25
25
years of professional experience
9
9
years of post-secondary education
Work History
Freelancer in Network Security and Cyber Security
Freelancer
01.2019 - 01.2024
- Working as a freelancer in network security and cyber security field
- Moreover, enhancing my cybersecurity knowledge from Cisco and Hack The Box
CCIE Security Certification
Cisco
01.2017 - 01.2018
- Exam passed: CCIE Security written (400-251), SECFND (210-250)
- Successfully completed Cisco Cyber Security Scholarship program
CCNA and CCNP Security Certifications Training
Cisco
01.2014 - 01.2016
- CCNA and CCNP security certifications training and passed 'Securing Networks with Cisco Routers and Switches (642-637 Secure)', 300206
- SENSS (Implementing Cisco Edge Network Security Solutions), 300-209
- SIMOS (Implementing Cisco Secure Mobility Solutions) and currently training towards CCIE together with other vendors firewall (Checkpoint, Fortigate)
Network Specialist (Contractor)
Telco
04.2013 - 11.2013
- Worked as a network specialist (contractor) for a Telco in Finland
- Duties included mainly a network implementation project for one of their customer in Finland where I have worked with new FW solution
- Implemented Cisco ASA 5545-X firewall in context mode with ASA software version 9.x
- My task also included several site-to-site VPNs implementation
- Moreover my duties also involved general network and firewall administration, network problem management, attend conference calls, vendor liaison, VPN services, network changes, network incident troubleshooting through their internal ticketing system
- Furthermore my responsibilities also included network project implementation and network change management
Network Engineer
Jyvaskyla University
08.2010 - 07.2012
- Company Overview: www.jyu.fi/itp/en
- Worked as a network engineer at Jyvaskyla University's IT Services
- Duties included mainly general network and firewall administration, network problem management and site-to-site VPN services
- Responsibilities also included general network and wireless LAN services design and network change management (service roll-out)
- Www.jyu.fi/itp/en
Training
Ciscovalley Bangladesh
05.2009 - 10.2009
- Completed training on Building Scalable Cisco Internetworks (BSCI), Building Cisco Multilayer Switched Networks (BCMSN) and Border Gateway Protocol (BGP)
Network Specialist
Brastel Telecom
04.2008 - 03.2009
- Company Overview: www.brastel.co.jp
- Worked as a Network Specialist in Brastel Telecom
- Main tasks include Operation, administration and maintenance of Brastel corporate network with the supervision of the network team leader
- Laboratory network equipment preparation, planning and delivery of VPN with overseas branches
- Daily operation of network (check logs, control access policy)
- Troubleshooting of Brastel VoIP service for retail users
- Give training for technical support and call center staff about network basics
- Www.brastel.co.jp
Summer Intern
Bloomberg Networks
07.2007 - 09.2007
- Company Overview: www.bloomberg.co.jp
- Worked at the Bloomberg Networks as a summer intern
- Mainly involved in the Feed Network diagram updates together with network support
- Www.bloomberg.co.jp
Summer Trainee
TeliaSonera
05.2004 - 09.2004
- Company Overview: www.medialab.sonera.fi
- Worked as a summer trainee in the MediaLab of TeliaSonera
- Involved in DRM Testing and DRM Technology follow-up
- Www.medialab.sonera.fi
Project Worker
EVTEK's Mobile Lab
09.2003 - 03.2004
- Company Overview: www.mobile.evtek.fi
- Worked in the mobile lab in a project named Digital Rights Management (DRM)
- Www.mobile.evtek.fi
Research Project Worker
Dialtone Oy
05.2003 - 08.2003
- Company Overview: www.dialtone.fi
- Worked in a MMS / OTA download Research project at EVTEK's Mobile Lab
- The project was offered by Dialtone Oy
- Www.dialtone.fi
Executive - Network & Systems
Access Telecom (BD) Ltd.
08.2002 - 12.2002
- Company Overview: www.accesstel.net
- Worked at Access Telecom (BD) Ltd
- As Executive - Network & Systems
- Mainly involved in preparation of Broadband Network Diagram and Implementation of Network Monitoring Software for effective maintenance of the Systems for Broadband Services
- Www.accesstel.net
Summer Worker
Myllyn Paras Oy
01.1999 - 01.2000
- Company Overview: www.myllynparas.fi
- Every summer I had been working at Myllyn Paras Oy at Hyvinkää, Finland which was not related to my study
- Www.myllynparas.fi
Education
Masters programme - Global Information and Telecommunications Studies
Waseda University
01.2006 - 03.2008
Bachelor of Computer Engineering - Computer Networks
EVTEK University of Applied Sciences
01.1999 - 09.2005
Skills
- CISCO networking devices
- Juniper firewalls
- Netscreen firewalls
- CheckPoint firewalls
- Virtual Private Network (VPN)
- Cisco ISE
- Ethernet networks
- LAN-WAN
- Virtual LAN
- Cisco VSS
- Cisco Nexus
- VRF
- QoS
- Broadband Networks
- Network Management
- Wireless LAN
- EtherChannel
- TCP/IP
- OSI model
- NAT
- IP subnetting
- Spanning tree
- DHCP
- Cisco Wireless Controller
- Cisco Wireless control system
- MPLS
- WhatsUpGold
- Cacti
- Netflow based tools
- Netscreen NSM
- SNMP
- NetFlow
- CiscoWorks
- Syslog
- AAA
- TACACS
- RADIUS
- LDAP
- Cisco ACS
- Wireshark
- Vmware
- HDLC
- PPP
- Frame Relay
- RIP
- IGRP
- EIGRP
- OSPF
- BGP
- HSRP
- GLBP
- VRRP
- NSRP
- ASR 1000 series
- CSR 1000V
- 7206VXR
- 3900 series
- 3800 series
- 2900 series
- 1841
- Cisco Catalyst 6500 series switches
- 4500 series
- 3650 series
- 3750 series
- 3560 series
- 2960 series
- Cisco Nexus 7K
- Cisco nexus 5000 series
- nexus 2000 series Fabric Extenders
- nexus 1000V
- Cisco ASA 5505
- 5510
- 5520
- 5545-X
- FWSM
- ASAv
- PIX firewalls
- Cisco 5508 Wireless Controller
- Cisco Aironet Access Points
- Mobile Communication
- GSM operation
- GSM Networking Model
- GPRS Networking Model
Personal Information
- Date of Birth: 10/26/75
- Gender: Male
- Nationality: Finland
Publications
- A Proposal On SIP Based Navigation System for Hospital, FIT2007, Japan
- A Proposal On Context Aware Navigation System, IEICE - Technical Committee on Mobile Multimedia Communication (MoMuC) 2008, Japan
Timeline
Freelancer in Network Security and Cyber Security
Freelancer
01.2019 - 01.2024
CCIE Security Certification
Cisco
01.2017 - 01.2018
CCNA and CCNP Security Certifications Training
Cisco
01.2014 - 01.2016
Network Specialist (Contractor)
Telco
04.2013 - 11.2013
Network Engineer
Jyvaskyla University
08.2010 - 07.2012
Training
Ciscovalley Bangladesh
05.2009 - 10.2009
Network Specialist
Brastel Telecom
04.2008 - 03.2009
Summer Intern
Bloomberg Networks
07.2007 - 09.2007
Masters programme - Global Information and Telecommunications Studies
Waseda University
01.2006 - 03.2008
Summer Trainee
TeliaSonera
05.2004 - 09.2004
Project Worker
EVTEK's Mobile Lab
09.2003 - 03.2004
Research Project Worker
Dialtone Oy
05.2003 - 08.2003
Executive - Network & Systems
Access Telecom (BD) Ltd.
08.2002 - 12.2002
Summer Worker
Myllyn Paras Oy
01.1999 - 01.2000
Bachelor of Computer Engineering - Computer Networks
EVTEK University of Applied Sciences
01.1999 - 09.2005