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L3/ SME Network Security O&M
Work Location
Scope
Provide subject matter expertise for the 24x7 operational support for network security components like firewalls and load balancers. Provide expertise on the installation management configuration and troubleshooting expertise on these devices.
Maintaining Service Level Agreement (SLA) or OLA (Operational Level Agreement) of highest standards and Turn-Around Time (TAT) as agreed.
Assist with automation of mundane tasks for the network security operations team.
Technical Skills
Expert level skills in configuring & troubleshooting of firewalls or load balancers. Work with security team for preparing the Hardening Guidebook and necessary automation tool-kit. Carryout hardening of the network security devices as per the laid guidelines.
Advanced Level of configurations for high availability like Active-Passive or Active-Active Cluster setup etc. applicable for Disaster Recovery scenarios with pre-defined RTO & RPO
Technical OEM certifications for Network & Security products or technologies
Exposure to F5/Citrix Netscaler load balancers.
Exposure to Cisco/Palo Alto/Checkpoint firewalls.
Configuration of firewalls per set guidelines
Configuration of load balancers including load balancing mechanisms content switching config per business rules.
Integration with Infrastructure Components like Active Directory (AD)/ LDAP/ AAA/ Radius NTP Domain Name Service (DNS) Syslog
Expert level knowledge of IP addressing schemes (IPv4 & IPv6)
Knowledge of log co-relation engines/ methodology would be an advantage
Should have worked in Remote Management environment using tools.
Basic scripting skills would be an added advantage.
Responsibilities
The key responsibilities are highlighted below. The candidate is
oExpected to build deploy configure manage & troubleshoot the firewalls and load balancers using the skills mentioned along with configuration for high availability.
oWork closely with business/application support teams to understand and deploy required architecture on firewall/load balancers.
oPrimary responsibility would be to recover the service from any outage and ensure timely performance management activities are being carried out.
oExpected to provide advance level of support to be provided for ensuring that the SLA/ OLA/ TAT parameters are met.
oDrive automation for the network security team.
oRequired to be versed with various eco-system software packages (mentioned above) for such activities as monitoring configuration and troubleshooting as well as remote management.
oExpected to coordinate for repairs replacements patches or upgrades of hardware/ software with third party vendors / OEMs and business partner in order to minimize impact to SLA by following Material Management & Movement processes (if required).
oExpected to assist in troubleshooting connectivity failures which impact services like Monitoring Backup etc. Expected to provide inputs for Shift-wise/ Daily/ Weekly/ Monthly reporting requirements in addition to the Asset Management record updation/ modification requirements.
oExpected to prepare RCA reports and suggest mitigation strategies.
oDevelop and maintain network topology documentation configurations and operational procedures.
oTroubleshoot complex network issues across multiple layers (L1-L7) providing timely resolutions to minimize downtime.
oAct as an escalation point for complex issues that require deep technical expertise.
Requirements
Who Can apply
B.E./ in Electronics/ Computers/ IT/ Electronics & Telecommunication/ or other relevant streams.
Experience of 10 - 15 Years Years in the field of IT infrastructure projects & operations preferably in Data Centers Large IT Setup Mission Critical IT Infrastructure in Telecom/ Banking/ etc.
Full-Time