Amit Kumar
Gurugram
Summary
Network professional with 9 years of experience in ISP and Enterprise network operations, specializing in Core, Distribution, and Access networks. Expertise in IP networking, fault isolation, break/fix troubleshooting, RCA, and SLA management, with hands-on experience in Cisco, Nokia, Huawei, and multi-vendor environments and enterprise network technologies. Proven track record of boosting network availability to 99.99% and leading technical support escalations.
Overview
2
2
Languages
2027
2027
years of professional experience
Work History
Technical Service Management
Shyam Spectra Pvt Ltd
07.2023 - Current
- Perform detailed troubleshooting of IP network issues using alarms, logs, monitoring tools and operational metrics.
- Troubleshoot Core, Distribution and Access network devices.
- Diagnose Layer-2 and Layer-3 issues involving Routing, Switching, MPLS, BGP, OSPF, NAT, GPON and Broadband services.
- Perform break/fix activities for hardware failures, software issues and network outages & troubleshooting and break/fix (includes NAT, GPON / DSLAMs, routing, hardware troubleshooting).
- Coordinate with field engineers for onsite troubleshooting and hardware replacement.
- Work closely with Cisco, Nokia, Huawei, Arris, Edge core and other OEM vendors for complex network issues.
- Implement planned configuration changes and maintenance activities & Perform preventive maintenance to improve network stability and availability.
- Performed fault isolation and RCA using alarms, syslogs, and network monitoring tools.
- Executed service restoration and preventive maintenance to improve network reliability.
- Handled critical customer escalations and ensured timely resolution within SLA.
- Maintained accurate documentation of incidents, changes, and maintenance activities.
- Monitored network performance using Nagios, Zabbix, and Cacti for proactive issue detection.
- Supported Enterprise, DIA, ILL, P2P, Broadband, and FTTH services across multi-vendor environments.
Network Operation Center
DEN Networks Ltd
08.2018 - 05.2023
- Monitored and managed PAN India ISP backbone, enterprise, and Data Center networks, ensuring high availability and SLA compliance.
- Performed end-to-end fault isolation, troubleshooting, and break/fix activities for IP network incidents using alarms, logs, and monitoring tools.
- Configured and supported BGP, OSPF, MPLS, GPON, DOCSIS, LAN/WAN, ILL, P2P, L2VPN, and NAT technologies.
- Managed Core, Distribution, and Access network infrastructure, including routing, switching, hardware, and connectivity troubleshooting.
- Administered BGP peering with major content providers (Google, Facebook, Netflix, Microsoft, Akamai, Limelight) and upstream ISPs for optimized routing.
- Supported FTTH (GPON) network provisioning, enterprise connectivity, broadband, ILL, and L2VPN service delivery.
- Executed preventive maintenance, network changes, firmware/software upgrades, and hardware replacement to improve network reliability.
- Monitored network health using Nagios, Zabbix, and Cacti, proactively identifying and resolving performance issues.
- Coordinated with carriers, OEM vendors, and field engineers for bandwidth upgrades, onsite support, and service restoration.
- Performed bandwidth feasibility analysis and implemented ILL/L2VPN capacity upgrades across enterprise networks.
- Conducted Root Cause Analysis (RCA), documented incidents and change records, and implemented preventive measures to minimize recurring issues.
- Collaborated with L1/L2/L3, SOC, Monitoring, and Operations teams to ensure timely incident resolution and enhanced customer experience.
CCNA Trainer
Sky InfoTech Pvt Ltd
11.2017 - 04.2018
- Trained students on CCNA concepts including Routing, Switching, and Network Security.
- Provided hands-on lab sessions and real-world networking scenarios.
Trainee - Network Service Group
Bharti Airtel Pvt Ltd
Education
B. TECH - Electronics & Communication Engineering (ECE)
Skills
- OSPF
- MPLS
- GPON
- DOCSIS
- LAN/WAN
- ILL
- P2P
- BGP
- Nagios
- Zabbix
- Cacti
- INAS
- CRM
- UNIFY
- Cisco
- Nokia
- Huawei
- Arris
- ZTE
- TP-Link
- Opti link
- MAIPU
- DLINK
- Edge Core
- Cisco ASA (5585, 5510)
- Internal Network Design & Configuration
- Cisco ASR-1000
- Cisco ASR-1002
- Cisco ASR-1006
- Cisco UBR 7225
- Cisco-3850
- Cisco-2960
- Cisco-3750
- Cisco Access point
- Arris C4C
- Arris C4
- Nokia BNG/SR-7750
- Genesis OLT
- Optilink
- Maipu
- Huawei-6720
- Huawei-6700
- Huawei-5700
- Huawei-5720
Accomplishments
- Awarded with 1st Rank in the university.
- Awarded with certificates of excellence in engineering.
- 1st Rank in all the semesters of engineering.
Languages
English
Hindi
Personal Information
- Father's Name: Mr. Rammehar
- Mother's Name: Mrs. Sharda
Timeline
Technical Service Management
Shyam Spectra Pvt Ltd
07.2023 - Current
Network Operation Center
DEN Networks Ltd
08.2018 - 05.2023
CCNA Trainer
Sky InfoTech Pvt Ltd
11.2017 - 04.2018
Trainee - Network Service Group
Bharti Airtel Pvt Ltd