Firewall - L1 / L2

As a Firewall Engineer (Network Security - L1 / L2) based in Airoli, Navi Mumbai, your role involves supporting and managing enterprise network security infrastructure in a highly secure and mission-critical environment. You will be responsible for monitoring, administration, troubleshooting, policy management, incident handling, and ensuring the availability, performance, and security of firewall infrastructure. Key Responsibilities: - Monitor, manage, and support enterprise firewall infrastructure in a 247 operational environment. - Configure, administer, and troubleshoot firewall technologies including Palo Alto, Cisco ASA, Checkpoint, and Fortinet. - Manage firewall policies, rules, NAT configurations, and security exceptions. - Perform incident, problem, change, configuration, and capacity management activities. - Conduct packet capture, traffic analysis, and troubleshooting using tools such as Wireshark and PCAP. - Monitor security infrastructure proactively to identify and prevent service disruptions. - Troubleshoot network and security issues across OSI layers. - Perform daily health checks, audits, compliance validation, and performance monitoring. - Apply security patches, firmware upgrades, and configuration updates. - Respond to network outages and security incidents, perform root cause analysis, and ensure timely resolution. - Maintain firewall configuration backups and documentation. - Coordinate with OEM vendors for TAC support, RMA, troubleshooting, and hardware replacement. - Ensure adherence to SLAs and timely closure of incidents and service requests. - Create and maintain SOPs, runbooks, technical documentation, and network diagrams. - Collaborate with infrastructure, application support, NOC, SOC, and security teams. - Escalate complex issues to higher-level teams with proper analysis and documentation. - Support security integrations with Active Directory, IAM, PAM, SIEM, SOAR, and monitoring platforms. - Mentor junior engineers and assist in knowledge-sharing initiatives. Required Technical Skills: Mandatory - 2-10 years of experience in Network Security and Firewall Administration. - Hands-on experience with at least two of the following firewall technologies: Palo Alto, Cisco ASA, Checkpoint, Fortinet. - Strong understanding of TCP/IP Networking, Routing & Switching, Firewall Security Concepts, NAT & Access Control Policies, Network Security Fundamentals. - Experience working in Windows, Linux, and Unix environments. - Knowledge of packet capture and traffic analysis tools. - Experience with firewall incident management and troubleshooting. Preferred - Experience in enterprise or BFSI environments. - Exposure to datacenter, disaster recovery, cloud, and branch security architectures. - Knowledge of Active Directory (AD), IAM / PAM Solutions, SIEM & SOAR Platforms, Security Monitoring Tools. - Exposure to compliance, audits, and regulatory frameworks. - Experience with automation, REST APIs, or scripting. Soft Skills: - Excellent verbal and written communication skills. - Strong analytical and troubleshooting abilities. - Ability to work effectively in high-pressure and fast-paced environments. - Strong ownership and accountability. - Good stakeholder and client management skills. - Ability to work collaboratively across teams. - Willingness to learn and adapt to new technologies. As a qualified candidate, you should hold a Bachelor's Degree in Information Technology, Computer Science, Engineering, or a related technical discipline. Preferred certifications include Palo Alto Certifications, Checkpoint Certifications, Cisco Security Certifications, Fortinet Certifications, and other relevant Network Security Certifications. As a Firewall Engineer (Network Security - L1 / L2) based in Airoli, Navi Mumbai, your role involves supporting and managing enterprise network security infrastructure in a highly secure and mission-critical environment. You will be responsible for monitoring, administration, troubleshooting, policy management, incident handling, and ensuring the availability, performance, and security of firewall infrastructure. Key Responsibilities: - Monitor, manage, and support enterprise firewall infrastructure in a 247 operational environment. - Configure, administer, and troubleshoot firewall technologies including Palo Alto, Cisco ASA, Checkpoint, and Fortinet. - Manage firewall policies, rules, NAT configurations, and security exceptions. - Perform incident, problem, change, configuration, and capacity management activities. - Conduct packet capture, traffic analysis, and troubleshooting using tools such as Wireshark and PCAP. - Monitor security infrastructure proactively to identify and prevent service disruptions. - Troubleshoot network and security issues across OSI layers. - Perform daily health checks, audits, compliance validation, and performance monitoring. - Apply security patches, firmware upgrades, and configuration updates. - Respond