Sarfaraz Ahmad
Associate network engineer TATA Communications Ltd
Muzaffarpur, Bihar Email me on Indeed: indeed.com/r/sarfaraz:Ahmad/1498048ada755ac
Cisco Certified Internetwork Associate in Routing & Switching with progressive experience in
deployment and administration of Network infrastructure. I am looking for opportunities to further
improve my abilities & skills in the field of Network and Security technologies.
Professional 2.5 years of experience in network Implementation & Troubleshooting in local and
remote environments.
Well accented with the key IT skills in the domain of LAN/WAN/Network Security, installation &
configuration of IT networks, maintenance & troubleshooting.
Potential of handling multiple tasks easily and capable of meeting deadlines.
Possess excellent interpersonal communications and organizational skills.
WORK EXPERIENCE
Associate network engineer
TATA Communications Ltd Pune, Maharashtra
March 2017 to Present
Department: CMIP (IP Provisioning)
Responsibilities:-
> Working on Alcatel Migration project for Tata Communications Ltd, responsible for provisioning
and migrating customer services from Cisco (7200/7600) /Juniper (MX104) to Alcatel provider
edge router (SR 7750)
To carry out bulk migration and planned events of enterprise customers to enhance the network
capabilities and compatibilities for new technologies.
> Responsible for carrying domestic as well as international customer services migration
activities in bulk. Involving all other stakeholders responsible for end to end delivery of customer
services, to carry the successful migration.
Parenting existing business switch ring with Alcatel Routers in combination with cisco routers
with the help of field Engineers and synchronizing vlan database on each switch.
Shut the interface and protocol on Cisco Routers and un-shut the interface on Alcatel routers
during Migration activity.
> Comparing the results of pre-check and post-checks and revert the links to cisco that are not
coming Up on Alcatel or not compatible with cisco i.e. EIGRP.
> Troubleshooting and resolving the customer issues related to either at routing level such as
EIGRP, OSPF, BGP, MPLS or at access level Post migration activity.
Troubleshooting and managing LAN-tO-LAN VPN on cisco router.
Troubleshooting and managing GRE Tunnel on services Getaway.
Configuration on cisco, juniper, Huawei switch creation Ether channel, VLAN, MSTP, QNQ,
Dot1Q etc.
Configuring and managing SVI interface on a Layer3 switch to provide inter VLAN routing.
Configuration Line VTY on customer CISCO router.
Configuration port security on customer hand up switch port.
Troubleshooting end user network connectivity issue.
erforming technical escalations in line with company policy.
Accountable for customer review meetings weekly basis & giving feedback to the subordinate
team and Management.
Responsible for any internal or external escalation (Customer's End)
Focus on customer requirements and providing them strategic plans for backups, redundancies
and minimum downtimes under severe outages.
Network engineer
Cisco Mumbai, Maharashtra
August 2015 to February 2017
Responsibilities/Achievement
Experience in configuring and troubleshooting of routing protocols and Firewalls
Backing up and Upgrading software on Cisco router, switches using TFTP server
Troubleshooting end user network connectivity issue
Experience in installing and configuring DHCP services on Cisco Router and Switch.
Configuring and troubleshooting Ether channel/Port-channel issue
Configuring and troubleshooting VLAN, VTP and STP.
Configuring and managing BPDU guard and Filter on a switch
Providing port security on switch interface
Dealing with Dynamic routing protocol Such as EIGRP, OSPF and BGP
Configuring and managing SVI interface on a Layer3 switch to provide inter VLAN routing
worked on networks with WAN protocols such as HDLC and PPP.
Worked on Gateway Redundancy protocols such as HSRP on Cisco Router.
Implemented traffic filters using Standard and Extended access-lists, Distribute-Lists, and
Route Maps.
>
Installation, upgradation, Backup and restoration of checkpoint firewall
Implemented rules, NAT, URL filtering on checkpoint firewall.
Configuring and managing Rules and NAT on firewalls.
EDUCATION
Bachelor of Commerce in Commerce
R.D.S COLLEGE - Bihar Sharif, Bihar
July 2013
H.S.C
Dr. R.M.L.S COLLEGE Bihar Sharif, Bihar
2009
S.S.C in G.N.H.S
Bihar School Examination Board - Patna, Bihar
2007
SKILLS
BGP (2 years), EIGRP. (2 years), OSPF (2 years), security (2 years), vlan (2 years)
ADDITIONAL INFORMATION
Technical Skills
Network
> Switching: CST, PVST, PVST+, RSTP and MST, VLAN, Private VLAN, Trucking, Inter-VLAn Routing,
SPAN/RSPAN, Ether channel or Port Bundling using static and dynamic protocol (PAgP and LACP)
FHRP: HSRP (V1 & V2), VRRP and GLBP.
Routing: Configuration and Troubleshooting Layer 3 Routing protocols such as Static routing,
floating routing, RIP, EIGRP, OSPF, BGP, VRF-Lite and MPLS.
Data Security
>
Checkpoint Firewall FW Monitor, TCP-DumpS, Rules, NAT, IPsec VPN, Backup & Restore, URL
filtering, Installation, Migration, Upgradation, ClusterXL etc.
> ASA Firewall: Access Control Lists with object, Address Translation, IPsec VPN, LAN-to-LAN VPN,
High Availability in Active-Active & Active-Standby Mode, Redundant interface, SLA Monitoring,
Security Contexts.
> IOS Firewall: Standard and extended access list and Zone Based Firewall (ZBF), DMVPN, IPsec,
IPsec over GRE.
Services
> Services: ARP, GARP, RARP, DNS, DHCP, FTP, TFTP, TCP, ICMP, TELNET, SSH, HTTP, HTTPS. IP
SLA, NTP, SNMP
Areas of Interest
To perform troubleshooting and network performance planning.
To implement enterprise level network architectures.