Network Security Engineer II/III/IV

 JOB TITLE:  Network Security Administrator L2 - IN
 
Responsibilities
 
Provide exceptional customer support via the phone and ticketing system  
Own level-appropriate customer requests and issues, seeing them through to resolution  
Own support escalations from other engineers and support teams according to escalation procedures  
Collaborate with Service Delivery Managers and Account Executives to build strong customer relationships 
Work closely with customers in the pre-implementation process to design and architect desired customer solution.   
Work closely with the implementation team to quality check deployments and perform initial vulnerability assessment as part of the customer environment acceptance process.  
Research, plan and coordinate complex maintenance activities  
Lead Root Cause Analysis (RCA) exercises to drive process & technology improvements.    
Collaborate and share knowledge with other administrators and engineers via wiki articles and training presentations  
Contribute to the development of technical best practices for administrative responsibilities  
Prepare and review defined policy and process standards  
Ability to communicate effectively, both verbally and in writing, with customers as well as with internal stakeholders. Including preparing and presenting to customers electronically as well as on site. 
A willingness to work weekends and/or holidays when required as the business dictates 
 
An ideal candidate should have good hands on experience on-
 
Firewalls (Cisco ASA, ASA-X and Juniper SRX)  
In-depth knowledge on Configuration and troubleshooting skills on VPN tunnels, NAT, PAT, Failover, backup and restore.
Load balancers (F5 LTM and Brocade ADX)  
LTM & GTM Configurations and Troubleshooting skills.
Configuring/Troubleshooting Application protocols - HTTP, HTTPS, FTP, SMTP, SNMP, SSL etc.
Services and protocols commonly used in hosting environments: web servers, database servers, mail servers, name servers.  
Security technologies (IDS, WAF, RSA, IPS)  
Networking concepts and devices [All OSI Layers]  
Configuring/Troubleshooting LAN Switching – VLAN, VTP, STP, EtherChannel, 
Configuring/Troubleshooting TCP/IP protocol suite & in-depth knowledge of TCP/IP
Working experience on Monitoring tools
Ability to determine problems and deliver solutions with a high level of customer satisfaction.  
Ability to document calls and write FAQ / short instructional technical documents for central store of knowledge is essential to role.  
Ability to diagram customer environments and solutions using Visio, etc.