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Network Administrator Resume Profile

SUMMARY:

  • Working knowledge of Firewall, TACACS/RADIUS, ACL, IPSEC
  • 7 years of practical experience in the IT field as a network engineer, with proficient hands-on experience in the areas of Routing, Switching and Troubleshooting
  • Strong knowledge in configuring and troubleshooting routing protocols like RIP, OSPF, EIGRP and BGP
  • Configuring Cisco switches 2960, 3560, 4500, 6500, 4900, 2900, 3750 series and Nexus 5000 and 7000 series
  • Hands-on expertise with routers 2600, 2900, 3600, 3900, 7200 and 7600 series
  • Implementation, working analysis, troubleshooting and documentation of LAN/WAN architecture with excellent work experience on IP series
  • Knowledge and hands-on experience of BlueCoat.
  • Basic knowledge of scripting like Perl and Python.
  • Proficient with SIEM tools like QRadar and RSA Envision. Also, Nexpose and Critical Watch for vulnerability scanning.
  • Working knowledge with Load Balancers F5 LTM like 3900, 6900 for various applications
  • Knowledge of SNMP, MIBS, TRAPS and alarm correlation.
  • Proficient with TCP/IP and relative OSI models
  • Security policy configuration including NAT, PAT, VPN, Route-maps and Access Control Lists.
  • Strong practical experience in IP addressing, Sub-netting, VLSM and ARP, proxy ARP and ping concepts
  • Expertise in troubleshooting and configuring DNS, DHCP,TFTP,SSH, FTP and NFS
  • Excellent hands-on experience in designing and implementing IP addressing that includes both IPV4 and IPV6
  • Implementation of Access lists, route maps, and distribute lists.
  • Hands-on experience with Juniper SRX firewalls.
  • Hands-on experience on Checkpoints, ASA, Cisco PIX 501, 506E and 515E and Palo Alto firewalls. Working knowledge of Lucent Brick Firewalls.
  • Knowledge of Nessus Security Tools.
  • Strong fundamental knowledge in implementing Layer-2 level technologies including VLAN's, VTP, STP, RSTP and Trunking.
  • Troubleshooting TDM, SONET and WDM devices.
  • Technical support for improvement, up-gradation expansion of the network architecture
  • Capable enough to work independently with minimal supervision and multitasking
  • Equally capable of working as a team member or a team leader as per the situation and its demands
  • Proven capabilities in learning and working with emerging new technologies

PROFESSIONAL EXPERIENCE

Confidential

Designation: Network Application Security Engineer

Roles Responsibilities:

  • Working with Nexpose and Critical Watch tool and actively involved in Quarterly and Annual PCI scans and their remediation and making sure they are compliant.
  • Working with SIEM tools like QRadar and RSA Envision to find security violation events and validate IDS findings to negate False Alarms.
  • Closely working with the Network and Firewall team to resolve the client network issues.
  • Python scripting to keep a check on the configuration changes for router as well as firewall for the client network.
  • Processing of weekly Governance and Anti-virus reports checking on the DAT version for the complete client network entities workstations and servers
  • Maintenance of Active Directory. Also, Investigate and Resolve account lock-out issues.
  • Extensive use of Windows PowerShell and scripting knowledge.
  • Experience with Hyena tool for keeping up-to-date with the inventory network devices, users and groups concerning the company network.
  • Promptly resolving issues related to mal-functioning of applications to maintain customer needs.
  • Actively involved in major projects of migration of OS for workstations and servers and optimization of resource availability for users in the network.
  • Experience with Citrix XenApp and ensuring resource availability.
  • Actively participating in Change Advisory Board CAB weekly meetings to be aware of the network changes.
  • Updating project managers on the tickets Service requests and Work orders of the client through daily meetings and avoiding SLA violations on the tickets.

Confidential

Role: Network Security Engineer

Responsibilities:

  • Develop IT roadmaps for security
  • Collaborate with NW Engineering team and Design team to understand TE needs and thereon design Security Protocol for the client network
  • Conduct expert level R A for corporate wide security
  • Develop lab scenarios to act as test beds for testing custom security solutions designed
  • Implement firewall changes
  • Deploy VPN' s with other partner companies, IPsec, GRE
  • AAA Administrations, TACACS
  • Administering DNS Records
  • Monitor Networks through SolarWinds and WireShark
  • Work with Nessus Vulnerability scanner for patch and configuration auditing.
  • Implementing CISCO IDS/IPS
  • Setting MIBS and TRAP variables
  • Designing and deploying internal and external security edges for the company: DMZ and Extranet based security
  • Consistently monitor unusual changes to the traffic patterns and hence identify a threat and troubleshoot its removal
  • Basic Fault and Inventory Management and documentation of network.
  • Designing, implementing and administering Checkpoint Firewalls
  • Working with Checkpoint NG for VPNs , ASA's Other Remote sites , Palo Alto's and some extent of Juniper Netscreen and SRX.
  • Work with Cisco ISE for NAC
  • Work with Lancope and FireEye for Cyber security
  • Work with BlueCoat Proxy for WAN optimization and M86 for Web security
  • Work with Symantec DLP for data leakage prevention
  • Work with FlowMatrix for NBAD
  • Mitigation of DDOS using DNS INFOBLOX
  • Designing, deploying and managing F5 devices for an enterprise size data center
  • Configuring Load Balancer viz. F5 LTM
  • Document designs and configurations
  • Perform preventative maintenance along with installation of hot fixes and version upgrades.
  • F5 and DNS traffic Management
  • Monitor resource usage and make required adjustments.

Confidential

Role: Network Design Engineer Security

Job Responsibilities:

  • Determine and design network security standards
  • Analyze risks and vulnerabilities of the network and propose solutions
  • Creating database of past threats
  • Documenting all policies and filters deployed on the network
  • Performance monitoring via NPMs.
  • Ensure compliance with global security team and keep standards maintained along with uniformity
  • Design application security with help from F5 LTM engineers
  • Participate in configuration and deployment of security infrastructure which are part of project solutions and provide the necessary documentation, support and maintenance.
  • Configuring and monitoring different monitor modules F5 BIG-IP LTM
  • Work with F5 based profiles, monitors, VIP's, pools, pool members
  • Implementation of Cisco IDS/IPS
  • Design application security on the FW's
  • Web application scanning using Nessus tools.
  • Scanning of servers and applications for vulnerability assessment.
  • Work with BlueCoat Proxy for Web security.
  • Monitor performances and deal with basic fault management and alarm correlations
  • Creating GAP analysis by analyzing current security standards and required standards
  • Managing the vulnerability enhancement program
  • Served as security consultant for other client sites as well
  • Audit the network
  • Manage and document network security alerts and use them as a basis to foresee future threats
  • Designing and implementing Checkpoint NG
  • Administering Cisco PIX and Juniper firewalls SRX
  • Work with Lancope for Internet security
  • Work with Cisco ISE for network access control

Confidential

Role: Network Administrator

Roles Responsibilities:

  • Provide and maintain strong, professional relationships with the clients and customers.
  • Provide help in installing Internet, Security, Network, Wireless Network, Email client software, installation of Routers and basic computer troubleshooting.
  • Logging of calls from customers onto a database and following escalation procedures to resolve problems or issues.
  • Configured VLANs for Cityonline on Cisco 4849 series switches.
  • Restricts access to network using ACL.
  • Configured static and default routes.
  • Configuring DHCP and DNS services.
  • Maintenance of various network servers.
  • Providing clients with basic PC and network technical support.
  • Monitor performance and availability of the network on an ongoing basis.
  • Networking: -- TCP/IP. -- Troubleshooting client network connectivity at client place -- DNS Troubleshooting. -- Remote Access - Virtual Private Network VPN .
  • Network Security Implementation Support.
  • Attending to queries of the client and resolving issues related to resetting passwords for Siebel application, Mainframe sessions, sap login, Active Directory and synchronizing their passwords.
  • Provide assistance to the clients related to Siebel, Siebel Analytics application issues, UNIX password resets/unlocks, Giving pseudo Privileges, Providing LAN and Wan Support.
  • Document customer case information in the Tivoli Service Desk.
  • Interacting with the clients by creating tickets for the issue and dispatching to the correct queues for resolution.
  • Interacting with second level support and providing them necessary details in order to resolve the issue through e-mail Lotus Notes.7 .
  • Involved in the creation and closing of IMAC Add, Move, Change Requests tickets.

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