MD JUBAYER RIYEL, Network Administrator

MD JUBAYER RIYEL

Network Administrator

TBN BD LTD

Location
Bangladesh
Education
Master's degree, Physcis
Experience
10 years, 4 Months

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Work Experience

Total years of experience :10 years, 4 Months

Network Administrator at TBN BD LTD
  • Bangladesh - Dhaka
  • My current job since September 2020

● Network and System infrastructure design and development.
● Configuring & Troubleshooting internet routing and switching e.g., BGP, OSPF, STP, RSTP, etc.
● Maintaining & Upgrading Active Director, DNS, File Server, GPO, etc.
● Analyzing network performance (availability, utilization, throughput, goodput, and latency) and perusing for vulneraries.
● Configure and Monitor VPNs (IPsec, GRE, IPIP, PPTP, L2TP)
● Perform or delegate regular backup operations and implement appropriate processes for data protection, disaster recovery, and failover procedures

Deputy Manager ( System & Network) at Optimax Communication Ltd
  • Bangladesh - Dhaka
  • February 2018 to August 2020

Responsible for configuration & maintenance of Internet routing using BGP to control and load balance of internet traffic to multiple upstream providers in the multi-homing environment by controlling BGP attributes (Next_Hop, Local_Pref, AS Path, weight), prefix-list, filter-list, route-map and policy-based routing (PBR), etc.
• Configure, install & maintain core, distribution & access network. Planning & allocation of IP addresses for different areas of service nodes and network devices to ensure reach-ability and End to End connectivity on a regular.
• Managing IGP routing protocols, PBR, bandwidth management, switching technologies like VLAN, Ether channel STP/RSTP/MSTP, VRRP/HSRP/GLBP, and Port security.
• Configure and Maintain network servers like Mail, Active Directory, DNS, Proxy,

System Engineer at Bright Technology Ltd
  • Bangladesh - Dhaka
  • January 2014 to February 2018

• Managing and monitoring all installed systems and Network infrastructure Linux & Windows
• Ensuring the highest levels of systems and infrastructure availability. Configure and install various Servers (e.g. DNS, Active Directory, DHCP, Mail Server Firewalls, etc.). Virtualization on VMware.
• Configure and install various network devices e.g. Routers, Switches, and Firewalls.
• Network Administration, including building, maintaining, and improving all aspects of infrastructure - WAN/LAN, servers, VPN, and Internet access, as well as e-mail, security, data integrity, and virus protection maintenance for all system
• Monitoring DNS, Mail, Proxy with Caching, Web, FTP, and MRTG Servers Monitoring performance and ensuring systems availability and reliability.
• Installing, Configuring & Manage Linux (Apache, Nginx, MySQL, DNS), CentOS, and ubuntu

Education

Master's degree, Physcis
  • at National University
  • October 2016
Master's degree, Physics
  • at National University
  • July 2014
High school or equivalent, Science
  • at Nazirabad High School
  • June 2005

Specialties & Skills

Windows Network Administration
Network Administration
VMware ESX
Network Systems
Network Hardware
NETWORKING
ROUTERS
SERVERS
ACTIVE DIRECTORY
Juniper

Social Profiles

Personal Website
Personal Website

URL removed due to policy violation. Please contact support for further information.

Languages

English
Expert
Bengali
Native Speaker

Training and Certifications

AWS Certified Solutions Architect - Professional (Certificate)
Date Attended:
June 2023
Valid Until:
June 2026
cPanel & WHM Administrator Certification (Certificate)
Date Attended:
January 2018
MCSA (Microsoft Certified Solutions Associate) (Certificate)
Date Attended:
June 2019
Microsoft Certified Professional (Certificate)
Date Attended:
November 2018
Juniper Networks Certified Associate (Certificate)
Date Attended:
December 2018
Valid Until:
December 2021
Cisco Certified Network Associate Routing and Switching (Certificate)
Date Attended:
January 2020
Valid Until:
July 2023
Cisco Certified Network Associate (CCNA) (Certificate)
Date Attended:
January 2020
Valid Until:
July 2023

Hobbies

  • Freestyle Football