Dynamic and results-oriented professional seeking a career in Network Management and Administration, eager to leverage a strong skill set and qualifications to drive organizational success. Committed to applying technical expertise and innovative problem-solving abilities to enhance network performance and reliability.
Hi, I’m
Dheeraj Kumar
Network Engineer
Summary
Overview
12
years of professional experience
2
Certificates
Work History
CMS IT SERVICES
Network Engineer
05.2025 - Current
Job overview
- Improved network performance by identifying and resolving bottlenecks, optimizing configurations, and implementing best practices.
Bharti Airtel Ltd.
Senior Lead for B2B Service delivery
08.2018 - 04.2025
Job overview
DSM Info Com Pvt. Ltd.
Field Engineer
10.2015 - 07.2018
Job overview
Core Technology Global IT Solution
Customer Support Engineer
10.2013 - 09.2015
Job overview
Education
Magadh UniversityJAHANABAD
Bachelor of Science from Physics Hons.
04.2001
University Overview
B.D. Evening CollegePatna, India
12th from Science
01.2003
University Overview
Palanga High SchoolPalanga
10th
01.2001
University Overview
Skills
InterVLAN ,LAN Troubleshooting ,VLAN Configuration ,LAN Setup ,Network Support CCNA, Network Installation, WAN Connectivity Switch Configuration ,Network Administration, LAN Support, Network Engineering ,Networking, Network Troubleshooting, Dynamic NAT, PAT, Static NAT,HSRP and VRRP, Configuration, Access-list policies Configuration
Certification
Cisco Certified Network Associates (CCNA)
Interests
Listening Music, Reading Newspaper
Timeline
Network Engineer
CMS IT SERVICES
05.2025 - Current
Senior Lead for B2B Service delivery
Bharti Airtel Ltd.
08.2018 - 04.2025
Field Engineer
DSM Info Com Pvt. Ltd.
10.2015 - 07.2018
Customer Support Engineer
Core Technology Global IT Solution
10.2013 - 09.2015
Magadh University
Bachelor of Science from Physics Hons.
04.2001
B.D. Evening College
12th from Science
Palanga High School
10th
Availability
See my work availability
Not Available
Available
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Disclaimer
Disclaimer
I hereby declare that all the information furnished above is true to the best of my knowledge and beliefRoles & Responsibilities
Roles & Responsibilities
- Install, configures, and maintains network services, equipment and devices
- Perform troubleshooting analysis of the Modems and Routers
- Network connectivity troubleshooting, ping, tracer, telnet
- Handle Fresh Router & Switch Configuration, Installation of Network device and resolve router & networking issue
- Investigating, diagnosing and resolve all network problems
- Solving Hardware and Software related problems of Computer & laptop.
- Worked with Banks (PNB, UCO) CBS Software i.e., Finacle.
AREAS OF EXPERTISE
AREAS OF EXPERTISE
- Routing: OSPF, EIGRP, BGP4, RIP-2, PBR, Route Filtering, Redistribution, Summarization, Static Routing
- Switching: VLAN, VTP, STP, Inter VLAN routing & Multi- Layer Switching, Multicast Operations, Layer-3 Switches, Ether-channels.
- Features & Services: IOS and Features, HSRP, VRRP, NAT, SNMP, SYSLOG, NTP, DHCP, CDP, DNS, TFTP and FTP Management
- Fort iGATE Firewall : Configuration and troubleshooting
- Other Networking technologies: TCP/IP, VPN, IPsec VPN and SSL VPN (Fort iGATE)
- Remote Access: Window Quick Assist Remote Desktop
- ETHERNET TESTER : JDSU SMART CLASS Ethernet tester Handling JDSU MTS 4800 & 5800 TESTER
- Good knowledge of deploying (FTTH).
- Knowledge of Ciena Mux equipment such as the 8700,5160,3930,3928, Ciena T5 troubleshooting.
- Cisco,HPE,ARUBA and Huawei Router AR15 Router & switch Configuration
NETWORK ENGINEER
NETWORK ENGINEER
- Monitoring and tracking the logs for security.
- Monitoring and troubleshooting issues triggered by monitoring tools.
- Monitoring the Alerts and preparing reports.
- Live troubleshooting with the user and other teams.
- Handling and Resolving P1 Issues with priority.
- Troubleshooting Routing & Switching related issues.
- Escalating issue to L2 and L3 engineers based on criticality of the issue.
- Working with ISP team to resolve ISP link issues.
- Troubleshooting routing issues related to EIGRP, OSPF and BGP.
- Collaborating with all the teams to troubleshoot the issue.
- Handling incident/problem, resolution, and queries within the agreed service levels.
- Worked with various Internet service Providers to diagnose and resolve network issues related to slow speed, packets drop, circuit down or scheduled maintenance.
- Maintain responsibility for the network engineer, including Cisco routers and Switching, configuration, deployment, and maintenance and troubleshooting.
- Expertise in maintenance of layer2 switching tasks - VLAN, VTP, RSTP, configuration of ether channel with LACP and PAGP along with troubleshooting of inter-VLAN routing.
Positive Aspects
Positive Aspects
- Hard working and a good team player
- Good listening skills, facing new challenges and doing experiments
Training
Training
- Mohan’s Networking Institute- Bangalore (From May 2011 to July 2011)
- Cisco Certified Network Associate (CCNA-640-802)
- CMS – Bangalore (From February 2009 to April 2009)
- Windows Server administration and configuration
- Active Directory management, networking protocols and
- Server configuration and management
- Network Labs – Bangalore (From November 2008 to January 2009)
- Computer Hardware (A+)
- Computer Networking and Configuration of Network (N+)
Disclaimer
Disclaimer
I hereby declare that all the information furnished above is true to the best of my knowledge and beliefRoles & Responsibilities
Roles & Responsibilities
- Install, configures, and maintains network services, equipment and devices
- Perform troubleshooting analysis of the Modems and Routers
- Network connectivity troubleshooting, ping, tracer, telnet
- Handle Fresh Router & Switch Configuration, Installation of Network device and resolve router & networking issue
- Investigating, diagnosing and resolve all network problems
- Solving Hardware and Software related problems of Computer & laptop.
- Worked with Banks (PNB, UCO) CBS Software i.e., Finacle.
AREAS OF EXPERTISE
AREAS OF EXPERTISE
- Routing: OSPF, EIGRP, BGP4, RIP-2, PBR, Route Filtering, Redistribution, Summarization, Static Routing
- Switching: VLAN, VTP, STP, Inter VLAN routing & Multi- Layer Switching, Multicast Operations, Layer-3 Switches, Ether-channels.
- Features & Services: IOS and Features, HSRP, VRRP, NAT, SNMP, SYSLOG, NTP, DHCP, CDP, DNS, TFTP and FTP Management
- Fort iGATE Firewall : Configuration and troubleshooting
- Other Networking technologies: TCP/IP, VPN, IPsec VPN and SSL VPN (Fort iGATE)
- Remote Access: Window Quick Assist Remote Desktop
- ETHERNET TESTER : JDSU SMART CLASS Ethernet tester Handling JDSU MTS 4800 & 5800 TESTER
- Good knowledge of deploying (FTTH).
- Knowledge of Ciena Mux equipment such as the 8700,5160,3930,3928, Ciena T5 troubleshooting.
- Cisco,HPE,ARUBA and Huawei Router AR15 Router & switch Configuration
NETWORK ENGINEER
NETWORK ENGINEER
- Monitoring and tracking the logs for security.
- Monitoring and troubleshooting issues triggered by monitoring tools.
- Monitoring the Alerts and preparing reports.
- Live troubleshooting with the user and other teams.
- Handling and Resolving P1 Issues with priority.
- Troubleshooting Routing & Switching related issues.
- Escalating issue to L2 and L3 engineers based on criticality of the issue.
- Working with ISP team to resolve ISP link issues.
- Troubleshooting routing issues related to EIGRP, OSPF and BGP.
- Collaborating with all the teams to troubleshoot the issue.
- Handling incident/problem, resolution, and queries within the agreed service levels.
- Worked with various Internet service Providers to diagnose and resolve network issues related to slow speed, packets drop, circuit down or scheduled maintenance.
- Maintain responsibility for the network engineer, including Cisco routers and Switching, configuration, deployment, and maintenance and troubleshooting.
- Expertise in maintenance of layer2 switching tasks - VLAN, VTP, RSTP, configuration of ether channel with LACP and PAGP along with troubleshooting of inter-VLAN routing.
Positive Aspects
Positive Aspects
- Hard working and a good team player
- Good listening skills, facing new challenges and doing experiments
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