Network Security Engineer
Emirates Integrated Telecommunication Company-du
Total years of experience :11 years, 7 Months
Managed Service Assurance.
• Handling Incident Management proactively based on customer’s severity (P1, P2, P3) and resolving the issue within mentioned period of SLA.
• Creating Domains and Departments of Users.
• Interacting with Cloud Department with respect to the application of Policies of Firewall.
• Providing Inputs and having good interpersonal relations with other technical teams in order to reduce breaching of OLA
• Proactively monitor the “last mile” of the customer deployed (non-) standard MS. SLA deteriorations shall be monitored by SLA-monitoring systems.
• Troubleshooting, Monitoring and identifying of alarms / issues impacting Managed Services customers
• Notifications to Managed Service customers according to severity levels and using agreed means of communication and agreed frequency of communication
• Fault restoration and its closure
• Escalation to MS partners and / or internal escalation to next resolution level
• Verification of trouble restorations
• Assessing and requesting the assignment of Field Service as well as joint troubleshooting / restoration verification in conjunction with Field Technicians
• Monitors its own OLA status and escalates to next resolution level in case OLA terminates
Security In Network Overview (Network Security)-Fortigate Firewall & F5 Load Balancer.
• Authenticate users via firewall policies
• Working on Fortigate Firewalls and creating and applying policies.
• Offer an SSL VPN for secure access to your private network
• Compare policy- vs. tunnel-based IPsec VPN
• Apply port forwarding, source NAT, and destination NAT
• Interpret log entries
• Generate reports
• Use the GUI and CLI for administration.
• Deploy the right operation mode
• Deploy an explicit proxy with firewall policies, authentication, and caching
• Simplify protocol handling with application control.
F5-Load Balancer
• Working on F5 Load Balancer LTM model.
• Creating and Mapping virtual server and pool members.
• Daily diagnosis of Failover of F5 Load balancer.
• Creating Algorithms on F5 Load Balancer.
• Implementation of Licensing of WAF
• Create test traffic and monitor for false positives.
• Attach the Security Policies to the Virtual Server
• Create a configuration backup.
• Create test traffic and monitor for false positives.
• Authenticate users via firewall policies
• Working on Fortigate Firewalls and creating and applying policies.
• Offer an SSL VPN for secure access to your private network
• Compare policy- vs. tunnel-based IPsec VPN
• Apply port forwarding, source NAT, and destination NAT
• Interpret log entries
• Generate reports
• Use the GUI and CLI for administration.
• Deploy the right operation mode
• Deploy an explicit proxy with firewall policies, authentication, and caching
• Simplify protocol handling with application control.
Configured Static and Default Routes.
• Configured Ether channels on switches.
• Configured HSRP on core switches and routers.
• Layer 2 Transparent Firewall.
• Configured Management on a Transparent Firewall.
• Configured ACLs on a Transparent Firewall.
• Configured ARP Inspection on a Transparent Firewall.
• Configured Failover, Configured Statefull Failover.
• Configured Application Aware Inspection Configured QoS on the ASA.
• Configured TCP Normalization, Security Contexts and Redundancy.
• Configured Multiple Contexts, Active/Active Failover using Security Contexts, Multimode Transparent Firewall,
• Interface Redundancy.
Responsible for taking over of MSOC customer links, proactive monitoring of customer faults, timely update of FTs to customer.
Coordination with Customer, Business team, TAM, SAM, CSAM, FA and IMSG.
Support for MACD and up-gradation of BW.
Perform standard interoperability test as well as functional testing on a regular basis to ensure system operation.
Ensure that all Faults, Planned Work and Change requests are carried out to comply with Service Level.
Agreements, and that all processes and procedures are being correctly followed.
Perform the tasks of troubleshooting reported installation issues.
Proactive Monitoring of Network for faults and performance degradation.
Co-ordinate with Field Engineers to manage and rectify faults.
Problem escalation internally as well as externally wherever necessary in order to meet SLAs.
Handle responsibilities of preparing design analysis and engineering reports.
Co-ordinate with Field Engineers to manage and rectify faults.
Coordinate OSP team for fiber related fault detections.
Troubleshooting Networking issues and ensuring proper communication between routers, modems and
computers.
Monitor wan utilization using MRTG and various network applications.
Maintains communication with the customer throughout the problem resolution process of actions taken.
Works with customer to perform troubleshooting of outages to determine if issue is tele com, power, cabling or equipment-related.
Monitor Network elements for Alarms.
Speedy acknowledgement & preliminary diagnosis of faults related to lease line, IP, VPN, DIA, MPLS, PRI services.
Checking and changing the configuration of Cisco, Juniper, Huawei routers and switches.
First Fault Diagnosis for Issues like High Latency, Intermittent loss of services, Link Flapping, slow speed,
Low throughput by monitoring PE and CPE routers.
Responds to tickets opened by routine alarms and network issues.
Coordinate system layout and drawings with engineering staff.
To configure loopback IP on customer router.
Updates ticket status in Network Operating Center systems.
Perform telecommunications analysis and develop appropriate system concepts and layouts.
Trouble shooting the issues with the help of tools like Putty, sniffer, MRTG Reports.
Troubleshooting issues related to customer network management portal..
Perform standard interoperability test as well as functional testing on a regular basis to ensure system operation.
Completed Bachelor in Engineering - Electronics and Telecommunications
courses: CCNA/CCNP-Routing/Switching
Education (2007) (67%)