Overview

Senior Network and Security consultant with 16 years of experience engineering, deploying, and supporting

Mission-Critical data centers. Demonstrated record of developing, testing and managing processes that

Mitigate risk, Improve performance and enhance data security within the infrastructure. Dedicated to

Identifying and cultivating team members’ skills and talents to improve overall team performance and efficiency.

TECHNOLOGIES

●Cisco Products: Nexus switches (7000, 6000, 5000, 2000, 1000v), ASR routers (1001, 1002), IOS routers

(7600,7500, 6500, 3600, 2900, 2800, 2600), Catalyst switches (8500, 6500, 4500, 3700, 3500, 2900),

●Firewalls (Pix, ASA) Cisco Secure ACS (4.1-5.2),

●Firewall Products: Checkpoint Firewalls (Firewall-1, NGX R55-R77), Provider-1, VPN-1, IPSO, Splat,

●Fortigate, Palo alto 6.X,7.X,8.X (Panorama), Juniper SRX 6, Netscreen, Cisco ASA, Tufin, Pulse secure 8.X

●Risk Management: Redseal, Qualysguard, NIST

●Systems: Microsoft Windows Server (2008, 2003, 2000, NT), Windows (8, 7, XP), Linux, Unix

●Mail security: FireEye EX and MX, SMG, F5 Load Balancers

●Web Filtering: IronPort, Bluecoat ProxySG,

●Intrusion Detection (IDS): Sourcefire, IBM Proventia, Snort

●Virtualization: VMware vSphere (4, 5, 5.1), VMware ESXi (5, 5.1)

●Security SIEM: QRADAR, Wireshark, nmap, tcpdump

●Network Protocols: BGP, OSPF, EIGRP, RIP, MPLS, HSRP, VRRP, QoS, IPSEC, SSL, RADIUS, TACACS+, STP,TCP/IP

Education & Certification

Bachelor of Science: Physics – Bharathidasan University, 2002

●Cisco CCNA.

●Checkpoint CCSA, CCSE, CCMSE.

●CISSP (Training completed)

Experience

CITI Finance

System Integration Specialist (June 2018 – Till date)

Responsibilities included Design, implement, Migration, and maintaining network and security infrastructure deployments.

●As part of Service delivery Design and Implement New firewall into production as per Business requirement

●Migrate the firewall from one platform to another Juniper to checkpoint, Paloalto. Integrate the firewall into

security tools and SIEM. Splunk, Arcsight and Infovista.

●Build and upgrade checkpoint splat, GAIA, Palo alto vertion7 and 8, Juniper SRX 6.0, cisco Perimeter firewalls from the scratch and create security policies as per client requirement

●Perform Defensive Cyber Operations to protect, detect and respond to cyber threats and attack using

SIEM, vulnerability assessment, discovery, infrastructure (firewall, IPS/IDS, proxy, network capture), host

based Security, penetration testing/external assessment tools, forensics, etc.

●Design, implement the Splunk SIEM Tool for log management.

●Working on Pulse secure 8 for the VPN connections

Novartis Pharmaceuticals

Network Security Consultant (January 2018 – May 2018)

Responsibilities included Design, implement, Migration, and maintaining network and security infrastructure deployments.

●Build new checkpoint, Palo alto, Juniper, cisco Perimeter firewalls,Pulse secure from the scratch and create security

policies as per client requirement

●Implement and deploy Lan/Wan devices, load balancers and Working with routing protocols

●Perform Defensive Cyber Operations to protect, detect and respond to cyber threats and attack using

SIEM, vulnerability assessment, discovery, infrastructure (firewall, IPS/IDS, proxy, network capture), host

based Security, penetration testing/external assessment tools, forensics, etc.

●Design, implement the Qradar SIEM Tool for log management and data analysis and Tufin

Comcast Cables – West Chester, PA

Security Consultant (Sep 2014 – December 2017)

Responsibilities included Design, implement, Migration, and maintaining network and security infrastructure deployments.

●Build new checkpoint, Palo alto, Juniper, cisco Perimeter firewalls, Pulse secure from the scratch and create security

policies as per client requirement

Design and implement core, access switches assigning subnet, Analyze the layer by layer communication and running dynamic protocols.

●Perform Defensive Cyber Operations to protect, detect and respond to cyber threats and attack using

SIEM, vulnerability assessment, discovery, infrastructure (firewall, IPS/IDS, proxy, network capture), host

based Security, penetration testing/external assessment tools, forensics, etc.

●Design, implement the Redseal vulnerability and Risk management tool. Upgradation and TRL update weekly

●Generate vulnerability report and assist device owner the remedies and countermeasure based on the

Risk classification

●involved in migration project from one vendor to another vendor Cisco to checkpoint firewalls and Palo alto, Juniper firewalls

●Design and implement the security tools include Sourcefire IPS, FireEye NX/EX appliances for the upcoming marketing sites

●Developed low level and High level design and Achieved Remote Access VPN and IPSEC VPN project

●Working with F5 LTM box configuring and operation Task for FireEye Email VIP MTA and Exchange servers load balancing.

●Mentored and trained entry-level to mid-level network and security staff

AXA Technologies shared services – Bangalore, India

Firewall Specialist (Jan 2013 – Sep 2014)

Security operations team through the hands-on design, deployment, and maintenance of Firewalls, URL filters, Routers and Switches

●Part of technical team through parallel infrastructure upgrades including redundant firewalls (Checkpoint, Juniper, Palo alto, cisco ASA), IPSs, and web proxies

●Working on Solutions included intrusion prevention, web content filtering and infrastructure trending/health monitoring

●Developed, implemented, audited, and remediated company-wide corporate security policies

●Working with GRE tunnel, MPLS, Site to site VPN for encryption traffic and routing protocol (OSPF, Eigrp and BGP) for the end to connectivity

AT&T - Bangalore, India

Network and Security Administrator (Sep 2009 – Jan 2013)

Managed over 50 data centers 200 Clients through numerous parallel projects including LAN/WAN, Firewall upgrades, converged services, IDS and VPN.

●Provided technical leadership and subject matter expertise for project bid capture teams

●Strong understanding on the IBM Datacenter v3,V5 Infrastructure and process. Core switch and distribution switch configuration and working on Bgp, OSPG rouring protocols from Inter and Intra area communication

●Technical team lead for advanced technology evaluations and implementations including IPS and sandboxes technologies

●Prepare and modify the PAC file for the customer requirement based on the request.

●Create user accounts and prepare weekly report for the trend analysis.

●Troubleshooting and analyzing the internet traffic based on the web reputation and packet tracer

Spectra soft solutions - Orchid Pharmaceuticals Chennai, India

Network Administrator (Sep 2008 – Sep 2009)

●Administering and managing Symantec Antivirus with 7 live update server and 5000 Symantec agents

●Technical team lead for advanced technology evaluations and implementations including IPS and sandboxes. Technologies

●Implemented multiple Checkpoint R55 - R70 Firewalls for the each corporate offices

Reliance Info solution - Chennai, India

IT Executive (Dec 2006 – Sep 2008)

●Implemented the LAN/Wan Infrastructure and the security Firewall for the corporate offices and retail store.

●Lead technical team through implementing different network connectivity Leased line, MAN and Wireless for the Retail stores.

●Design and Implement Checkpoint and Cisco Firewalls

Bharti Airtel Limited – Chennai, India

Network Engineer (July 2005 – Dec 2006)

●Part of NOC team Monitor the network traffic and health check activity

●Lead team through provide cable internet connectivity for the new customers and troubleshoot the connectivity issues

New sense Software Solution Thanjavur, India

System Engineer (July 2003 – June 2005)

●Design and implement the office network use cisco routers, L2 switches and hubs

●Assemble and sale the new intel, AMD, Celeron systems

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