Principal Officer, IT (NOC)

• Dec 2020 - Present

Deputy Manager, Sales & Support (Head of Network & Security, SI Team)

• Dec 2019 - Dec 2020

1. Leading the IP Network & Security team under Sales & Support, Systems Integrator Department. 2. Responsible to handover any Project works related to Network & Security within deadline to fulfill customers’ requirements. 3. Responsible to provides 24X7 support (On premises/Remote) to the Customer those are maintaining AMC with TVSL. 4. Responsible for Configure, providing hardware & software related support of Router, Switch, Firewall, Load Balancer, Bandwidth Manager, Email Security Gateway, Proxy Gateway etc. devices. 5. Maintaining multiple OEM partners product lines such as CISCO, JUNIPER, FORTINET, SOPHOS/CYBEROAM, BARRACUDA, HPE, F5, BLUECOAT etc. 6. Attend meeting with clients regarding new project & provide plan and design for network infrastructure, implement as per their requirements. 7. Completed multiple projects and provides support to the customers like BGB-Border Guard Bangladesh, Royal Capital, Hameem Group, CAG-Comptroller and Auditor General of Bangladesh, Habib Bank, ROBI, UNDP, CocaCola, Bangladesh Police, CPA-Chittagong Port Authority, BIWTA, Delta Life Insurance, Incepta Pharmaceuticals, IPDC, WHO, BJRI-Bangladesh Jute Research Institute, CGSD-Chittagong Grammar School Dhaka, ACI, DBL Group, Li & Fung, Health Institute, MoMagic BD, Ruposhi Group, Berger Paints, Evonik, Reve Systems, Beximco Pharmaceuticals, Multifabs, Gildan etc. 8. Study and assessment for new technology and devices Show less

Manager, Network & Security Solutions

• Mar 2018 - Dec 2019

1. Plan, Design and implement new ordering networking technology architecture leading with all aspects of product development including buy analysis and investment rationalization. 2. Managing the IP Core Network. 3. Co-ordinate, Install & Configure all the technical as well as project-oriented task to deliver the project within deadline. 4. Network Optimization, up-gradation, analysis & monitoring inbound and outbound traffic, and support to service provider (IIG,ISP’s BDIX, ICX). 5. Provide support to maintain various server & IP core Network of different clients. 6. Working with network engineers, technical staff, & vendors to develop & implement network projects. 7. Responsible to look after existing client’s technical services. 8. Study and assessment for new technology and devices Show less

Senior Engineer, Core & IP Network

• Dec 2015 - Mar 2018

1.Core & Datacom Rollout work for deploy (50 + sites & ongoing) LTE network in Banglalion. 2.Monitoring, maintaining and configure operational servers 3.Install, Configure, Maintain & Troubleshoot DNS, FTP, Mail (pop and SMTP), Cacti, Nagios, Elastix, Netflow, Firewall Analyzer, Smokeping, Virtual Machine, Web server and Mysql, Bash, PHP, Perl scripts 4.Configure and maintain ZTE,Cisco router,L3 Switch for DIstribution & Access network Implementation. 5.Network Technologies: OSPF, IS-IS, BGP, Firewall (Cisco,Juniper) 6.Responsible for Configuring & maintaining of Internet routine using BGP traffic Engineering (Next Hop, Local Pref, AS Path), prefix-list, filter-list, route-map, PBR etc. 7.IP Core Network: BGP,OSPF,IS-IS,VRRP,HSRP. 8.Troubleshooting IP related issues of core IP backbone on demand basis 9.Configure and backup servers 10.Commissioning and Configuring of Datacom devices (Routers, Switches) carrying voice and data service as per O&M and Project requirement 11.LTE, Wi-Fi and Wimax Core rollout 12.Troubleshoot & Resolve Advanced Level technical issues. 13.Design, develop, test and prepare scripts/documents for enhancing and automating Administrative - Application monitoring and management tasks 14.Monitor and administer network and system 15.Executing IP related work-order, data network equipment ordering, vendor negotiations and conducting the PAT with vendors 16.Analyzing and Optimizing the KPI of IP network to ensure the quality of voice and data service of the Telco backbone 17.Plan, prepare and implement network plans/mappings according to company/client requirements 18.Documentation work like topology Diagram, IP database, Device database, management report as per requirement 19.Maintaining IP networks different NMS devices like ZTE NETNUMEN, Cisco works, Syslog server, Cacti Op-manager, RANCID etc 20.Work as a team and Reporting on Daily busy hour BW utilization & weekly Team activities report 21.Study and assessment for new technology and devices Show less

Senior Network Engineer

• May 2012 - Nov 2015

1. Configuring & troubleshooting of CISCO router & switch, MIKROTIK router, ZyXel switch, Linksys router & switch, Netgear VPN router, DLINK VPN router, ZyWall VPN router, IP Phone, Various wireless router and access point. 2. Configuring & Troubleshooting related to switch such as VLAN, STP, RSTP, Flexlink, VTP, BW control, Layer 2 Tunneling Protocols 3. Configure various protocols on Router such as RIP, OSPF, EIGRP, Static route, NAT, VPN, port forwarding, DHCP, ACL, frame relay etc 4. Implementing IP configuration, Sub netting, VLSM 5. Configuration & Maintenance of Proxy, Mail servers & network devices 6. Troubleshoot & Resolve Advanced Level technical issues raised by clients 7. Monitor Network System using MRTG, NMS, LG, IP Plan etc. tools 8. Operation & Maintenance of LAN & WAN service 9. Diagnosing and troubleshooting hardware, software, and network faults 10. Responsible for Designing, Planning, Implementation, Site Survey, Link Budget Calculation of LAN & WAN 11. Study and assessment for new technology and devices 12. Maintenance of PoP as per requirement 13. Support including real time network and client’s networks, application and databases Show less

System Engineer

• Mar 2011 - Apr 2012

1. Network Problem Troubleshooting 2. Network Designing 3. Network Monitoring using MRTG 4. Technical Support (Hardware, Software and Network) to the clients 5. Receiving client complaints and technical support over phone 6. System Maintenance 1. Network Problem Troubleshooting 2. Network Designing 3. Network Monitoring using MRTG 4. Technical Support (Hardware, Software and Network) to the clients 5. Receiving client complaints and technical support over phone 6. System Maintenance