Sr. Security Analyst - Firewall || Bharti Airtel || Navi Mumbai

About the job:-

Bharti Airtel Limited is a leading global telecommunications company with operations in 18 countries across Asia and Africa. Headquartered in New Delhi, India. In India, the company's product offerings include 2G, 3G and 4G wireless services, mobile commerce, fixed line services, high speed home broadband, DTH, enterprise services including national & international long-distance services to carriers. In the rest of the geographies, it offers 2G, 3G, 4G wireless services and mobile commerce. We are always looking for people who are thinkers & doers. People with passion, curiosity & conviction, people who are eager to break away from conventional roles and do 'jobs never done before'.

Job Responsibility:-

• Overall 8-10 years experience in network security with at least 5 years in managing PA/Checkpoint/Cisco ASA/Fortinet Firewall solutions
• Proficiency with management PA/Checkpoint/Cisco ASA/Fortinet
• Experience in working with Windows, Linux, Unix environments
• Hands-on experience in commissioning and Implementation of PA/CHECKPOINT/CISCO ASA/FORTINET solutions and integrating with various management and authentication authorization tools (email, AD, IAM, SIEM)
• Experience in automating processes using scripting, configuration (SOAR) tools
• Experience in managing policies and exceptions
• Experience in packet capture, analysis, and troubleshooting tools
• Product knowledge of PA/CHECKPOINT/CISCO ASA/FORTINET Firewall solution.
• Incident, problem, service request management, change management, configuration management &capacity management of PA/CHECKPOINT/CISCO ASA/FORTINET Setup
• Proactively utilize network monitoring tools to isolate events before service degradation occurs
• Supporting incident monitoring and incident analysis/response initiatives
• Coordinate with users to ensure timely and satisfactory resolution for any trouble tickets, troubleshooting layers 1, 2, and 3 of the OSI Model.
• Troubleshooting network, transport, session, presentation and applications layers
• Conducting daily performance checks on devices, periodic audits and compliance
• Performing immediate troubleshooting as the situation dictates for any network outages as reported by users, sensors, and/or operational personnel
• Implement, and maintain network security policy, standards, and procedures.
• Deploying and maintaining access and security policies for PA/CHECKPOINT/CISCO ASA/FORTINET solutions.
• Maintaining service levels as well as oversight of the day-to-day configuration, administration and monitoring of the network security infrastructure in a 24/7.
• Co-ordination with OEMs for TAC support, RMA, replacement & and reconfiguration of PA/CHECKPOINT/CISCO ASA/FORTINET .
• Creating technical documentation, as-built network diagrams, inventory control documentation, and security documentation.
• Co-ordinate helpdesk team, other IT support teams, and application support teams to jointly troubleshoot and fix the high priority/severity incidents.
• Investigate, isolate, and resolve PA/CHECKPOINT/CISCO ASA/FORTINET incidents with RCA.
• Designing and implementing PA/CHECKPOINT/CISCO ASA/FORTINET solutions for DC/DR/Cloud and Branch office environments.
• Create SOP/Run book and update knowledgebase in ITSM tools.
• Work to automate and integrate the tools with REST API/SDK with security dashboard, and Infosec tools (AD, IDAM, PAM, SIEM, SOAR, etc.)
• Closure of compliance and audit points as per the agreed timelines.
• Patch updates, and upgradation as per the Bank's compliance and audit requirements
• Should be able to Lead and mentor L1 & L2 engineers team.
• Must be comfortable in reading packet captures and analysis (Wireshark/Pcap).
• Excellent verbal and written communication skills
• Demonstrated success in managing, analyzing, and solving complex issues
• Ownership of their technology.
• Ensure Ticket closure in SLA and follow up for escalated tickets
• SLA reporting for respective technology.