Ajit Philip Chirayil, CCNA, CCNP

***** ***** ***** **. ********, TX 77584 832-***-**** acd7jc@r.postjobfree.com

Profile Summary

Network engineer with 15 years of experience leveraging a hands-on approach coupled with a

technological mindset for designing and implementing IT network architectures, including

configuration, optimization and supporting network management systems.

Professional Experience

Shell – Senior Global Network Engineer

May 2007 – March 2014

• Responsible for Shell Global Retail Network – Hubs in Amsterdam and Malaysia

• 3rd level troubleshooting for LAN/WAN and retail systems – Incident Management – created RFO’s

• Troubleshooting of T-1, T-3, PRI, Frame and MPLS

• On-boarded Global Retail Networks (Europe and Malaysia)

• Managed and trained 1st and 2nd level global support

• Conducted Sniffer traces, debugs, and testing on hardware to identify source of failure using OPNET

• Conducted change management reviews

• Responsible for creating and updating Visio network drawings for global OU’s

• Responsible for Global OU projects, circuit refresh, router refresh, vendor changes, routing changes

• Performed router and switch IOS upgrades to gain new capabilities and to fix potential IOS bugs

• Performed monthly IRM and PCI checks for auditors

• On Call Rotation

Sr. Network Engineer

• Responsible for Shell Retail Network – Hubs in Houston and Dallas

• Maintained router, switch and firewall configurations/Access Lists

• Updated and modified configurations depending on corporate requirements

• Developed and insured that up to date documentation is maintained for LAN/WAN configurations, frame-relay

and point-to-point circuits, along with circuit Ids

• Developed and maintained MS Visio drawings for reference

• Performed continuous monitoring of all network circuits through SolarWinds

• Created and maintained spreadsheets for all outages, giving start and end times, their duration and cause (RFO)

• Responsible for working with telecom vendors to provide repair and/or enhancements to Shell’s Retail WAN

• Troubleshooting of network problems including making physical changes to routers, switches, DSU/CSUs to

increase performance or to return equipment to operation

• Performed router and switch IOS upgrades to gain new capabilities and to fix potential IOS bugs

• Performed monthly IRM and PCI checks for auditors

• Responsible for Data Center decommission/migration in the US which included migrated subnets, equipment

and firewall rules/policies

• Utilized Bash and Perl for scripting/maintenance of network tools. Built custom scripts to ease generation of

repetitive network configurations as well as fixing/maintaining existing network management tools

• Responsible for Cisco ACS 5 appliance rollout across the US colocations. Installed and integrated new ACS

appliances with existing legacy Cisco CSS infrastructure and migrated network devices for authentication

• Designed, implemented and managed troubleshooting of Cisco Unified Communications Systems, including Call

Manager / Unified Communications Manager 6.x, 7.x

• Management and troubleshooting of Cisco Analog and Digital voice gateways and devices.

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Ajit Philip Chirayil, CCNA, CCNP

• Responsible for Installation, Management and Monitoring of call manager cluster

• Configured class of service and Call admission control as well as call manger features and services

• On Call 7x24

Goodman Global Manufacturing – Senior Network Analyst/Senior Network Engineer

May 2006 – May 2007

Sr. Network Analyst/ Sr. Network Engineer

• Extensive experience in network administration, network trouble shooting, and desktop support

• Created and updated all network maps and designs

• Strong technical support with a background in multi-platform systems and educating people on information

technology topics

• Proficient in installing, configuring, and troubleshooting various aspects of Cisco and 3COM routers, switches,

and access points (Cisco Catalyst 4500 and 6500, Cisco 800, 1700, 2800, 3800, and 7200 series, Cisco Aironet

1240, 3COM 3800 and 4500 series)

• Responsible for full management of Security devices (Cisco ASA 5540 and Cisco PIX 525)

• Responsible for management of 3 plants connected by microwave signal

• Ability to install and configure NDS, MS WINS, DNS, and DHCP servers

• Experienced in the installation of networked printers/copiers according to Information Systems protocol and

standards using print queues or IP addressing

• Adept in configuration of protocols including TCP/IP, IPX/SPX, Nwlink, DLC, and Netbuei

• Assist customers with hardware and software problems, troubleshooting and resolving a wide variety of

LAN/MAN/WAN problems

• Support over 160 facilities and ~5,000 end users connected by MPLS, DSL, T1, Sprint wireless, and Dial backup

• Responsible for purchasing, transferring, and canceling of circuits

• Promote high quality, results-driven, prompt, and professional customer service and support

• Project Manager of move of Corporate Infrastructure to new location

Fiesta Mart, Inc. – Senior Network Engineer/Senior Network Administrator

November 2001 – May 2006

Sr. Network Engineer/ Sr. Network Administrator

• Designed, installed, upgraded, and configured LAN and WAN network by utilizing Cisco switches and Routers

(Catalyst 2950, 3560, 3750, 4500, 4900, 6500 and 800, 1700, 1800, 2600, 2800, 3600, 3800, 7600 series routers)

with Cisco IOS 12.x and above.

• Created disaster recovery plan which entailed redundancy to all the core sites

• Managed, updated and made all changes on Cisco 515 firewall.

• Designed setup and managed the wireless networks at each of the 60 remote sites. Setup the Symbol Access points

and setup the encryption so the wireless registers and the scanners can connect.

• Performed network performance optimization activities and monitoring by using HP Openview, Cisco Works

2000, MRTG, access-list and NAT

• Monitored inter-network activities, troubleshoot and remote control desktops and servers.

• Provided technical support for WAN/LAN infrastructure

• Managed 4-man Help Desk and performed as the final tier

• Managed 60 remote sites that connect back to the central office with an ADSL connection with ISDN and Dial

backup for secondary connections

• Delivered internal design, implementation, cost analysis, and negotiation of current TCP/IP-based network to an

MPLS solution, connecting corporate headquarters and the remote stores to the MPLS network securely

• Setup and administered 80 Windows 2000 servers

• Used Windows Active Directory to maintain the domain

• Migrated Windows Exchange 5.5 to Windows Exchange 2000, in the process of migrating to Windows Exchange

2003

11316 Windy Creek Dr. Pearland, TX 77584 832-***-**** acd7jc@r.postjobfree.com

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Ajit Philip Chirayil, CCNA, CCNP

• Administered MS Exchange e-mail system and Internet Information Server to meet all management, employee,

and customer needs for corporate site

• Responsible for the backup server. Using Computer Associates BrightStor software to make timely backups for

the company

• Responsible for the IBM (Point Of Sales) controllers at each store, which are responsible for all transactions made

at the store

• Support of 3 IBM RS6000’s, Hardware setup and configuration, AIX installation/migration/cloning, PTF

installation and management, Disk subsystem configuration, File system and logical volume planning and

configuration

• Consulted with senior executives on future technology issues involving connectivity for LANs, WANs, and

Internet applications

• Designed and administered internal telecommunications and voicemail systems via T-1 connection

• Upgraded to a Cisco Voice over IP phone system, support 200 users, using Cisco Call manager

Talisman Cruises, LLC – IT Manager/Network Administrator

February 2001 – October 2001

• Managed a team of network technicians, which supported the ship, corporate office and ticketing center

• Responsible for all IT related planning and assisted partners in major business decisions

• Developed training and support new users for LAN and WAN use, email, and file sharing to include password and

permissions (domain security); Set up and support TCP/IP WINS, DHCP, RAS, VPN, NT/2000 policies

• Deployed and support NT/2000 servers as PDC, BDC and Member servers; Exchange 5.5/2000; SQL Server 7.0;

Veritas Backup Exec (including SQL and Exchange agents)

• Built and administered Exchange 2000 email server, administer NT servers, which managed coinless slot

machines on the ship

• Designed, built and administered 3 domains linked by microwave connection

• Configured and setup Cisco routers (1700 and 2600 series)

• Installed and updated virus protection on workstations as well as servers; configured proprietary accounting

software and UA accounting on server and client

• Implemented Norton Anti-Virus throughout the organization

• Automated virus protection to download new updates automatically

• Wired and managed Definity telephone switch; install and provide troubleshooting for network printers

.

Network Cabling Solutions – Network Consultant

August 2000 – February 2001

• Designed and install network (peer to peer and server based); implement topologies

• Created and maintained user accounts and permit appropriate access to resources

• Tuning and monitoring network activity to enhance and guarantee maximum performance (archiving, data

backup, preventing viruses, upgrading components)

• Troubleshoot, detected and provided solutions for network problems

ACME Safe & Lock – Network Systems Administrator

January 1999 – July 2000

• Installed and maintained WAN between area offices

• Instructed employees regarding network procedures and basic troubleshooting techniques

• Responsible for the network design, development and support of NT Servers in the LAN and WAN

environment

• Analyzed networks for scalability, security, and stability

11316 Windy Creek Dr. Pearland, TX 77584 832-***-**** acd7jc@r.postjobfree.com

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Ajit Philip Chirayil, CCNA, CCNP

Areas of Expertise

HARDWARE/CONFIGURING

• Cisco Router: 800, 1700, 2200, 2500, 2600, 2800, 2900 3600, 3800, 3900, 4000, 4500, 7200, 7500 series

• Cisco Switch: Catalyst 1900, 2900, 4500, 5500, 6000, 6500 series, Cisco Nexus 7000 series

• Juniper Router: MX-series

• 3Com Switch: Superstack3 Family – 4900, 4500, 4400,4200, 3800

• Cisco PIX 515, 520, 525, Cisco ASA 5510, 5515

• Check Point IAS series

• Cisco CSS 11503, Cisco ACS 5.4

• Riverbed Steelhead

• F5 Big IP

• Cisco VoIP Phone Systems, Avaya Phone Systems, Toshiba Phone Systems, Lucent Phone Systems

TECHNICAL

• Windows 2003 Server; Windows 2000 Server; Windows NT Server/Workstation; Windows

95/98/ME/2000/XP;

• Microsoft Exchange 5.5/2000/2003

• IBM Point of Sales 4690 (register software)

• RedHat Linux

• Internet Information Server 4.0, 5.0, 6.0; System Management Server 1.2; Microsoft Cluster

• Administration; Microsoft Office 95/97/2000/XP/2003; Microsoft Outlook 98/2000/XP/2003; Microsoft

Outlook

• Servers (DHCP, WINS, DNS, IIS and print: PDC, BDC and member)

• Cisco PIX Firewall and VPN client; Check Point VPN and Firewall Security Software

• SUSE/Redhat/Mandrake Linux; Unix

• AdobePhotoshop 5.0/5.5; Norton Disk Keeper; Norton Ghost; Norton Antivirus for Exchange Server and

Client Software;

• Veritas Backup Exec and Options; Computer Associates BrightStor and Arcserve BackUp Software and

clients; Microsoft TechNet; Microsoft Front Page; Seagate Crystal Reports 6.0/7.0; SQL Server Enterprise

7.0, 2000; PC Anywhere 9.2/10.0

TROUBLESHOOTING

• Network, hardware, and software problems; connections, ports, configuration problems;

• IP networks, IO addresses, Frametypes, IRQ.

• MRTG Monitoring Software and Nagios Monitoring Software

• MGCP, H323, SIP, SCCP, ISDN PRI protocols

• Routing Protocol (OSPF, EIGRP, IGRP, RIP, BGP), Routed Protocol (TCP/IP).

• Implemented SNMP on devices to allow for network management.

• Implemented traffic filters using Standard and Extended access-lists, Distribute-Lists, and Route Maps.

• Implementation of HSRP, DHCP, DNS, FTP, TFTP.

• Implemented QoS using LLQ, FIFO, Weighted Fair Queuing, Priority Queuing, and Custom Queuing

11316 Windy Creek Dr. Pearland, TX 77584 832-***-**** acd7jc@r.postjobfree.com

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Ajit Philip Chirayil, CCNA, CCNP

Education/Certification

COMPUTER LEARNING CENTER December 1999 – July 2000

Certified Cisco Network Administrator (CCNA)

Certified Cisco Network Professional (CCNP)

Microsoft Certified Professional (MCP), Microsoft Certified Systems Engineer (MCSE)

Certified in NT Workstation, NT Server, NT Server in the Enterprise,

Networking Essentials, TCP/IP, Internet Information Server

SELF-TAUGHT

Microsoft Certified Systems Engineer (MCSE) May 2002

Certified in Windows 2000 and XP Professional

Certified in Windows 2000 Server

Certified in Implementing and Administering a Windows 2000 Network Infrastructure

Certified in Implementing and Administering a Windows 2000 Directory Services Infrastructure

Certified in Designing Security for a Microsoft Windows 2000 Network Infrastructure

Certified in Designing and Implementing Data Warehouses with Microsoft SQL Server 7.0

Certified in Implementing and Administering Security in a Windows 2000 Network

Certified in Implementing and Managing Microsoft Exchange Server 2003

UNIVERSITY OF HOUSTON

Houston, TX

Biology, B.S. & Business Administration, B.A.

11316 Windy Creek Dr. Pearland, TX 77584 832-***-**** acd7jc@r.postjobfree.com

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