Dheeraj Kumar

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.

LABS: GNS3,EVE-NG,Cisco Packet tracer

• Computer Hardware & Network (A+) & (N+) from Network Labs – Bangalore (From November 2008 to January 2009)
• CCNA Training from Mohan’s Networking Institute- Bangalore (From May 2011 to July 2011)
• MCSE Training from CMS – Bangalore (From February 2009 to April 2009)
• MCSE CERTIFIED (October 2009)
• Cisco Certified Network Associate (CCNA-640-802) on September 2011

• 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.

Monitoring Network Performance: Checking the network infrastructure for performance issues, availability, ensuring smooth and continuous operation.

Troubleshooting and Resolving Issues: Diagnosing and fixing network problems reported by users or detected through monitoring tools, including. connectivity issues, hardware failures, and configuration errors.

Configuring and Maintaining Network Devices: Installing, updating, and configuring routers, switches.

Collaborating with Teams and Users: Working with IT teams, supporting end-users, and coordinating with stakeholders to address network needs and upgrades.

Documenting Network Configurations and Incidents: Keeping detailed records of network setups, changes, incidents, and troubleshooting steps to support ongoing management and audits.

Planning and Testing Network Upgrades: Preparing for future network expansions or improvements by planning, testing, and deploying new hardware.

Responding to Help Desk Tickets: Handling Level 1 to Level 3 support issues depending on expertise, often coordinating escalation and resolution.

• Install, configures, and maintains network services, equipment and devices
• Perform troubleshooting analysis of the Modems and Routers
• Network connectivity troubleshooting, ping, tracer, telnet,SSH
• Handle Fresh Router & Switch Configuration, Installation of Network device and resolve router & networking issue
• Investigating, diagnosing and resolve all network problems

• Routing: OSPF, EIGRP, BGP4, RIP-2, PBR, Route Filtering, Redistribution, Summarization, Static Routing
• Switching: VLAN, VTP, STP, Inter VLAN routing & Multi- Layer Switching, Layer-3 Switches, Ether-channels.
• Features & Services: IOS and Features, HSRP, VRRP, NAT, SNMP, SYSLOG, NTP, CDP, DHCP, DNS.
• 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.
• LABS: GNS3,EVE-NG,Cisco Packet Tracer.

• Hard working and a good team player
• Good listening skills, facing new challenges and doing experiments