Bhaskar Khan
Kolkata
Summary
Skilled in maintaining, troubleshooting, and supporting various network systems. Experience includes managing network security, installing software updates, and optimizing system performance. Strengths include strong problem-solving skills, ability to work effectively under pressure, and excellent communication abilities. Contributed to improved network efficiency and reduced downtime in previous roles.
Overview
10
10
years of professional experience
1
1
Certification
Work History
Senior Network Support Engineer
Unisys
Bengaluru
12.2024 - Current
- Provided technical support for local area networks, wide area networks, virtual private networks and other data communication systems.
- Managed IP addressing and subnetting, ensuring efficient network operation and connectivity.
- Participated in the development of standards for enterprise-wide networking solutions.
- Implemented backup and disaster recovery plans for network infrastructure components.
- Investigated advanced troubleshooting techniques in order to resolve complex outages or incidents quickly.
- Designed, implemented, and maintained local area networks (LANs) and wide area networks (WANs) across multiple locations.
- Configured network equipment for installations, performed lifecycle refreshes and performed post-installation testing for turnkey services.
- Identified and resolved network performance issues.
- Performed root cause analysis of problems, documented faults in tracking system and generated daily reports.
- Configured, monitored, and maintained routers, switches and firewalls etc.
- Monitored system performance metrics using various monitoring tools.
- Performed preventive maintenance of networking hardware and related software.
- Monitored systems for indications of threats, security breaches or intrusions.
- Configured and maintained firewalls, intrusion detection systems, and virtual private networks.
Senior Network Engineer
KPMG-Algoapp Digital Pvt.ltd
Kolkata
08.2023 - 12.2024
- Identified and resolved network performance issues.
- Configured, monitored, and maintained routers, switches, firewalls etc.
- Provided technical support for local area networks, wide area networks, virtual private networks and other data communication systems.
- Implemented backup and disaster recovery plans for network infrastructure components.
- Performed system upgrades of hardware and software components to ensure optimal performance.
- Created detailed documentation of the existing network architecture, processes, applications and services.
- Analyzed traffic patterns to identify potential problems before they occur.
- Investigated advanced troubleshooting techniques in order to resolve complex outages or incidents quickly.
- Tested new products or technologies in a lab environment prior to deployment into production environments.
- Managed multiple vendor relationships with service providers and hardware vendors.
- Collaborated with project teams on the design of new networks or modifications to existing ones.
- Monitored system performance metrics using various monitoring tools.
- Conducted capacity planning activities to ensure adequate resources are available for current and future needs.
- Maintained accurate inventory records of all network devices including configuration information.
- Provided assistance with escalated help desk tickets related to networking issues.
- Reviewed system logs to determine usage levels, bandwidth, performance and system security to target inefficiencies and implement appropriate solutions.
- Effectively managed variety of mission-critical network tasks, which included vulnerability and application patching, data backups and network configurations.
- Performed root cause analysis of problems, documented faults in tracking system and generated daily reports.
- Employed firewalls and VPNs to safeguard network security.
- Approached customers and engaged in conversation through use of effective interpersonal and people skills.
Network Executive
Reliance SMSL Ltd
Pune
02.2022 - 05.2023
- RESPONSIBLE FOR FAULT TROUBLESHOOTING & ALARM MANAGEMENT OF CISCO- ASR-920, ASR-903,9005 SERIES AND MULTI-VENDOR SWITCHES
- Good knowledge on Backhaul Troubleshooting of Cisco and Juniper Routers
- Handling various types of Router related issues like Interference, Redundancy, Call Drop, Poor Speed coverage and handover failure etc
- Health Checkup of Access and Core Network, Prepare CSS visibility report & Fault Tracker of Network faults on daily basis
- Involved in Various planned events and outage activity on Routers and L2 Switches
- Wireless Technology: AP, WLC, WiFi, Wireless Network Security, Wireless LAN and WAN
- Firewall: Routing on Fortinet, Firewall policies, NAT, Security Profile, web and file Filtering
- Application Control, Antivirus, Layer 2 firewall, IPsec VPN and SSL VPN, HA
- Hands on troubleshooting on X2 Handover and S1 handover between CSS and Core Networks
- Good understanding of WAN and LAN architecture
- Observing & Troubleshooting Quality, KPI and Worst Cell issues on wireless side
- KPI analysis and tuning as per prioritize faults to meet SLA
- Maintain entire network related activities such as ISPs, LAN, WAN and wireless network
- Providing Service Assurance to customer within SLA
- Switch's & Router's Configurations
- Monitoring Switches, Routers, LAN cabling
- Installation and configuration of RAD, RAISCOM, HFCL and TECHROUTE Switches and Cisco ASR Router
- Management of CISCO ASR920 & 903 and 905 Series routers
- Management of Cisco Access points
- Routers and Switches IOS upgradation
- Maintenance of fiber Threshold power levels in the Aggregation routers
- Troubleshooting Network Issues In the maintenance of WIFI on both fiber & UBR
- Management of Microwave antenna's installation and maintenance
- Have command on CISCO ASR900 Series Routers
Network Associate
Queess Corp Ltd and Vedang Cellular Pvt. Ltd, Vodafone Idea Ltd
Mumbai
09.2018 - 05.2021
- Provide Service & Infrastructure Operations support to internal and external customers in accordance with the terms of the established Service Level Agreements (SLAs)
- Demonstrates a level of flexibility in resolving problems/issues that at least to in-depth command of all techniques, processes, tools and standards, within the relevant field of specialization
- Able to identify problems and significantly improve, change or adapt existing methods and techniques
- Configure switches and end devices to provide access to local and remote network resources
- Explain how physical and data link layer protocols support the operation of Ethernet in a switched network
Microwave Engineer
Reliance JIO Infocom Ltd deputation of Technocon Services Pvt.Ltd
West Bengal
05.2017 - 06.2018
- Installation, Configuration and troubleshooting of Wireless Link
- Installation, Configuration and troubleshooting of UBR
- Installation, Configuration and troubleshooting of CISCO 903/920 routers and switches
Project Engineer
Omkar Communication Pvt. Ltd
Mumbai
12.2015 - 10.2016
- Nokia Bharti Project Roll out
- Manage connection, configuration and organization of Nokia, Huawei and Cisco equipment in TI architecture of organization configure IT LAN/WAN features
- Troubleshooting and maintenance of a wide range of telecom equipment for wireless Networks
- Responsible for maintaining and monitoring performance of network
Transmission Engineer
Evolve Technology Pvt.Ltd
Mumbai
07.2015 - 12.2015
- Troubleshooting and maintenance of MSC and BSC Server
- Create a VLAN, Trail and path routing for enterprises customer
- Troubleshooting and maintenance of a wide range of telecom equipments etc
Education
B-Tech - Electronics and Telecommunication Engineering
Mallabhum Institute of Technology
India, Kolkata, West Bengal 01.2013
HSC - Science
Saora Union High School
West Bengal 01.2009
10th -
Saora Union High School
West Bengal 01-2006
Skills
- Routing Protocol:
- Static
- Default
- RIP
- EIGRP
- OSPF
- BGP
- ACL
- HSRP
- NAT
- Switching Protocol:
- STP
- VLAN
- VTP
- Trunking
- Etherchannel
- CDP
- LLDP
- Networking:
- LAN
- MAN
- WAN
- DHCP
- DNS
- Basic knowledge of Windows XP, 7, 10, and 11
- Wireless technology: AP, WLC, Wi-Fi, etc
- Firewall:
- Routing on Fortinet
- Basic SD-WAN features configure
- Deploy SD-WAN using basic IPsec and routing configuration
- Troubleshoot SD-WAN routing and rules issues
- Monitoring and troubleshooting SD-WAN packet loss, latency, etc
- Firewall Policies
- Security Profile
- Web and file filtering
- Application Control
- Antivirus
- Layer 2 firewall
- IPsec VPN
- SSL VPN
- HA
Certification
- CCNA Certificate -Cisco Networking Academy
- Fortinet: NSE-4 [Network Security Professional Certified], VXB5guvnQL
Languages
- English-C2 Proficient
- Hindi-C2 Proficient
Timeline
Senior Network Support Engineer
Unisys
12.2024 - Current
Senior Network Engineer
KPMG-Algoapp Digital Pvt.ltd
08.2023 - 12.2024
Network Executive
Reliance SMSL Ltd
02.2022 - 05.2023
Network Associate
Queess Corp Ltd and Vedang Cellular Pvt. Ltd, Vodafone Idea Ltd
09.2018 - 05.2021
Microwave Engineer
Reliance JIO Infocom Ltd deputation of Technocon Services Pvt.Ltd
05.2017 - 06.2018
Project Engineer
Omkar Communication Pvt. Ltd
12.2015 - 10.2016
Transmission Engineer
Evolve Technology Pvt.Ltd
07.2015 - 12.2015
B-Tech - Electronics and Telecommunication Engineering
Mallabhum Institute of Technology
HSC - Science
Saora Union High School
10th -
Saora Union High School
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