SUMMARY

• A Network Engineer with experience in design, installation, configuration, administration and troubleshooting of LAN/WAN infrastructure and security using Cisco devices in network, server and virtualization infrastructure.
• Work experience in configuring IP, RIP, EIGRP, OSPF and BGP in routers.
• Work experience in configuring, troubleshooting and securing LAN Routing Protocols (HSRP,VRRP, GLBP, Layer 2 Protocols)
• Experienced in configuring and troubleshooting MPLS, building MPLS - L3 VPN.
• Experience in supporting and troubleshooting CISCO Wireless technologies using Prime.
• Experience in configuring APs, installation and administration of CISCO Meraki Wireless cloud infrastructure including Meraki MDM and VPP solution.
• Experience in Implementing, Managing and troubleshooting WAN Networks ISDN, ADSL, VDSL, Frame Relay, L2 AToM, EoMPLS, VRF
• Experience in implementing Cisco PIX firewalls, ASA firewall, routers, switches, building VPNs, VLANs and security policies in highly secured and redundant networks.
• Administrate, config and monitoring task including Juniper VPN Pulse Connect Secure server with MFA, monitoring performance, event logs, health check etc
• PaloAlto firewall enterprise level experience of changing policy and rules, change control, installation, Zones, Security policies, NAT/PAT, DMZ, config mgmt., Licensing, upgrades, App-ID, SSL encryption/Decryption, URL Filtering, Firewall Antivirus, Vulnerability & Spyware Protection, LDAP integration, VPNs, etc
• Experience in working with Juniper routers, switches and SRX firewall.
• Basic knowledge of F5 load balancer and HAProxy load balancer.
• Experience using Visio and MS office suite and SharePoint.
• Experience of AWS tools i.e. EC2, S3, IAM, VPC, etc
• Knowledge of VMWare VSphere Virtualization suit
• Knowledge of Rad Hat Enterprise linux, Debian base linux and Kali linux
• Experience installing, configuring and maintaining Microsoft server infrastructure with services like AD, DNS, DHCP, GPO, CA, IIS Web server etc
• Experience in storage infrastructure including DAS, iSCSI, NAS etc
• Experience implementing monitoring infrastructure including solarwind NPM and NTA, PRTG, Wireshark, Spiceworks, OpManager, Nettools, Kiwi Syslog server and Symantec EPM solutions
• Strong interpersonal skills and leadership qualities which help in creating innovative yet practical solutions to the business.
• Excellent verbal and written communication skills.
• Strategic thinking and planning along with very good analytical Skills with eye for detail and troubleshooting skill
• Self-starter and able to work independently or under minimal supervision.

TECHNICAL SKILLS

LAN/WLAN technologies: Ethernet, Fast, GB, 10GB, 40GB & 100GB Ethernet, VLANS, VTP, STP, RSTP, 802.1W, AP’s, WLC

Standards: ADSL, VDSL, Frame Relay, L2 AToM, EoMPLS, VRF Frame Relay, ISDN, PPP, ATM, MPLS

Cisco Equipment: Cisco routers (800, 1800,2500, 2600, 2800, 3600, 3800, 7200, 7600), Cisco Catalyst switches (1900, 2900, 3550, 3750, 6500), PIX Firewall, ASA (5505/5510) Firewall, CatOS, Cisco IOS 11.x, 12.x, PIX OS 6.x, 7.x, Meraki Aps, UBR10K, CBR8K

Routing Protocols: RIP, EIGRP, OSPF, BGP, IS-IS, VRRP, GLBP and HSRP.

Infrastructure/Enterprise Services: DHCP, DNS, FTP, TFTP, DMZ infrastructure, MS Windows server 2003, 2008, 2012 & 2012R2, Active Directory, GPO

Security: Private VLANS, NAT, ACLs, policy routing, DHCP snooping, Firewall, Cyber Security

Virtualization: VMWare vSphere suite

Cloud: AWS Solution architecture

Routing Protocols: Working knowledge of routing protocols including RIP, OSPF, EIGRP, BGP.

Switching Concepts: LAN technologies (Ethernet- CSMA/CD), STP (IEEE 802.1d/w, 802.1s) VLANs, and Ether channel, Spanning- Tree, Port security, STP mitigation attacks like Root Guard and BPDU Guard.

Network Security: Access Control Lists, Radius & TACACS Authentication, Network Address Translations, securing physical LAN media from intrusion, Cisco ASA 5500 series Firewalls, Cisco IOS Firewall feature set (IOS 12.X) and Cisco SDM (Security Device Manager), Juniper SRX firewall, knowledge of PaloAlto.

TCP/IP Services: DNS, DHCP, HTTP, FTP, SSH

Tools: WireShark, Nettools, Cisco sparks, WebEx, Solarwind, PRTG, Spiceworks, OpManager, kiwi

Internet Protocols: TCP/IP, IP, ARP, ICMP, TCP, UDP etc.

Other Hardware: Harmonic NSG9000, Arris E6000, Juniper MX480 MX960 PTX5000, Motorola BSR64000

Operating Systems: Cisco IOS, PIX-OS, CAT-OS, DOS,Windows9x/ME/NT/2000/XP/7/8/10, RadHat, Ubuntu, Kali

PROFESSIONAL EXPERIENCE

Confidential

NOC/TSG Engineer

Responsibilities:

• Expertise in configuration and troubleshoot Routing protocols (Static and Dynamic (EIGRP OSPF, BGP)), physical cabling, IP addressing, LAN - WAN Networks including ADSL, VDSL, PPP, etc
• Implementing and troubleshooting Cisco ASA and Juniper SRX firewall for external client according to change control management for change request
• PaloAlto firewall enterprise level experience of changing policy and rules, change control, installation, Zones, Security policies, NAT/PAT, DMZ, config mgmt., Licensing, upgrades, App-ID, SSL encryption/Decryption, URL Filtering, Firewall Antivirus, Vulnerability & Spyware Protection, LDAP integration, VPNs, etc
• Implementing and troubleshoot switch and routing network ADSL, ISDN, PPP using cisco iOS and catOS base switches and router configuration
• Troubleshooting CMTS Docsis network on cisco CBR8K, UBR10K Arris device E6000
• Troubleshooting and assisting field engineer installing network devices, software and licenses for business and domestic customers of clients
• Liaise with Cisco, Juniper and Arris TAC regarding opening TAC case and coordinating online conference using WebEx/Spark among TAC, clients and us.
• Troubleshooting wireless network using spectrum, prime, Solarwind, ISE and LAN network including cisco catalyst switches and nexus switches
• Administrate, config and monitoring task including Juniper VPN Pulse Connect Secure server with MFA, monitoring performance, event logs, health check etc
• Troubleshooting LAN and WAN networks for various clients including Virgin media (Business, corporate & cable network), UK Parliament, RNLI, Level 3, National Express, Cheshire police network, Telent tech, etc
• Troubleshooting and replacement of cisco hardware 6500,7600, 7513, 1900, etc Juniper hardware and Arris hardware including part replacement, memory upgrades, iOS and firmware installation, License installation
• Create, update and modify Microsoft Visio network diagrams, documentation and Wiki entries
• Providing support to junior and field engineers and train newly join engineers in a team

Confidential

2nd Line IT/Network Engineer

Responsibilities:

• Designed, implementing and troubleshooting highly available LAN IP infrastructure using VLANs, VTP, Spanning Tree, Fast/Gigabit Ethernet and trunking/channeling technologies (Catalyst 2950, 3750, and 4500) and layer 2 security features and IP addressing, NAT
• Implementing DMZ servers with external certificate with CA and make available to public domain via DNS
• Securing LAN and server infrastructure with configuring and maintaining Cisco PIX and Juniper firewall
• Configuring, registering, installing and troubleshooting Cisco Meraki Aps and Meraki wireless cloud infrastructure, MDM and VPP solution and liaise with Cisco Meraki TAC
• Configuring, installing and maintaining server infrastructure with server 208 and server 2012R2 including services Active directory, DNS server, DHCP server, CA server, IIS Web server, NAS storage and other domain servers in High Availability and fault tolerance manner
• Coordinated installations and followed up with project managers and end users to ensure acceptable system/network performance once changes were completed.
• Coordinate with line manager and team member on planning, designing and documenting project with Visio and follow up meeting
• Designed and implemented security system including Cisco IOS ACLs, PIX firewall, Radius server, Syslog server and Symantec enterprise protection manager
• Proactively working on cyber security threat related to malicious and hacking activity concern to our network
• Implementing and configuring various monitoring tools including Solarwind NPM and NTA, PRTG, Wireshark, Spiceworks, OpManager, nettools and Kiwi syslog server
• Support users and junior team members query and fault via Remote Desktop service and manage engine helpdesk
• Configured DHCP snooping, VLANs and IEEE 802.1Q/ISL trunks on switches and provide remote access to domain servers to relevant users
• Set up TFTP server to backup and restored configuration and IOS image files for the PIX, Cisco routers, and iOS/Catalyst switches.
• Planned, Installed and Configured Pearson VUE, CITB and City & Guild Exam Centre from scratch and providing training to staff
• LAN/WAN level 2 support (diagnose and troubleshoot all layer problems) and on call support

Environment: Cisco 3600, 2600 and 2500 series routers, Cisco Catalyst 2900, 3500, 4506 series switches, PIX & SRX firewall, Meraki wireless solution, MS Windows server 2008 & 2012 R2, Exchange 2010 and Mimecast etc

Confidential

Cisco Network Engineer

Responsibilities:

• Operation of IP Data Networks - How routers, switches, bridges and hubs work, different media types and how data actually flows from one device to another at the packet level
• Cabling, IPV4/IPV6, LAN Switching Technologies, IP Routing Technologies, Network Device Security and WAN Technologies
• Implement an EIGRP based solution, given a network design and a set of requirements, document results of EIGRP implementation and verification
• Configure OSPF routing, document results of OSPF implementation and verification plan
• Good practical understanding of Subnetting and VLSM
• Configuration of Cisco Routers Series 26xx, Cisco 28xx, Cisco 36xx, Cisco 2950,3560 and 3750 Switches
• Configure eBGP routing, Verify eBGP solution was implemented properly using show and debug commands, document verification results for an eBGP implementation plan
• Implement Path Control based upon the results of the redistribution analysis
• Connecting and Troubleshooting an Enterprise Network using IPv6
• Implementing Inter-VLAN Routing, Configuring Switch Security
• Implementing First Hop Redundancy in a Campus Environment
• Troubleshooting NAT, PAT, DHCP, IPv6 and IPv4 interoperability
• Troubleshoot private VLANS, port security, general switch security, SVIs, VACLs, PACLs and configuration issues related to AAA server.
• Implement and troubleshoot IPv4 protocol independent multicast, multicast source discovery protocol, MPLS operations, basic MPLS L3VPN, encapsulation, DMVPN (single hub), IPsec with preshared key, IOS AAA using local database, device access control, first-hop redundancy protocols, network time protocol (NTP), ACL’s, Prefix Lists, Distribute Lists, Route Maps etc
• Implement and troubleshoot switch & router security features (system management, device management, SNMP, logging)
• Implement, optimize and troubleshoot QoS using MQC

Environment: Cisco Routers Series 26xx, Cisco 28xx, Cisco 36xx, Cisco 2950, 3560 and 3750 Switches, Network Infrastructure, Frame Relay, ISDN, IP Addressing, PIX Firewall, etc.

Confidential

IT/Network Support Admin

Responsibilities:

• Configure Cisco Catalyst switches and Routers.
• Configuring and maintaining Windows Server infrastructure with AD service, Domain User management, DNS and DHCP service
• Resolving technical fault at local and remote branches over the phone support and remote desktop support
• Supporting in HR functions and employee contract related queries
• Coordinating with service provider in case of fault and support resolving WAN related issue
• Monitoring and troubleshooting infrastructure and network using Solarwind
• Provide support and troubleshooting for IP technologies, Network connectivity, IP addressing, Routing protocols
• Provide support and troubleshooting for layer 2 LAN Ethernet (Switched, FastE and GigE), Spanning-Tree, VLANS, VTP and Trunking (802.1q).