Gautam Buddha Nagar, Uttar Pradesh
Job Summary
L3 Network Security Engineer Primary Skills: Check Point Firewall & Barracuda Firewall Secondary/Optional Skill: Palo Alto Firewall Position Summary We are seeking an experienced L3 Network Security Engineer with strong expertise in Check Point Firewalls and Barracuda Firewalls to support, manage, and optimize enterprise security infrastructure. The candidate will be responsible for complex troubleshooting, security policy management, incident resolution, change implementation, and providing technical leadership for firewall-related projects. Experience with Palo Alto Firewalls will be an added advantage. Key Responsibilities Firewall Administration & Operations • Manage and support Check Point and Barracuda firewall environments. • Perform advanced troubleshooting for firewall, VPN, NAT, routing, and connectivity issues. • Configure and maintain security policies, access rules, objects, NAT policies, and VPN tunnels. • Analyze firewall logs and security events to identify and mitigate threats. • Support firewall upgrades, migrations, and high-availability implementations. Incident & Problem Management • Act as L3 escalation point for critical network security incidents. • Perform root cause analysis (RCA) and provide permanent fixes. Change Management • Review, implement, and validate firewall changes following ITIL processes. • Conduct risk assessments and impact analysis for planned changes. • Prepare implementation and rollback plans. Security & Compliance • Ensure firewall configurations adhere to organizational security standards. • Participate in security audits and compliance reviews. • Identify optimization opportunities and recommend security enhancements. Project Activities • Lead firewall deployment, migration, and upgrade projects. • Support cloud connectivity and hybrid network security initiatives. • Collaborate with internal and customer stakeholders on security requirements. Documentation & Knowledge Sharing • Develop and maintain SOPs, KB articles, HLD/LLD, and operational documentation. • Mentor L1/L2 engineers and provide technical guidance. Required Technical Skills Check Point Firewall (Mandatory) • Check Point R80.x / R81.x Administration • SmartConsole, SmartCenter, Gaia OS • Security Policy Management • VPN (Site-to-Site and Remote Access) • NAT, Clustering, High Availability • IPS, Application Control, URL Filtering • Log Analysis and Troubleshooting • Upgrade and Migration Activities Barracuda Firewall (Mandatory) • Firewall Administration and Policy Management • VPN Configuration and Troubleshooting • Web Filtering and Application Control • Threat Protection and Traffic Analysis • Firmware Upgrade and Performance Optimization Networking Knowledge • TCP/IP, Routing, Switching • BGP, OSPF, Static Routing • DNS, DHCP, SSL/TLS • Network Security Concepts Optional / Good to Have • Palo Alto Firewalls (PAN-OS) • Panorama Management • Ivanti VPN • Guardicore • Zscaler ZIA Experience • 8–12 Years of experience in Network Security. • Minimum 4+ Years of hands-on experience with Check Point Firewalls. • Experience with Barracuda Firewall administration and troubleshooting. • Experience handling enterprise production environments and customer-facing engagements. Certifications (Preferred) • Check Point Certified Security Administrator (CCSA) • Check Point Certified Security Expert (CCSE) • Barracuda Security Certifications • Palo Alto PCNSA/PCNSE (Optional) Soft Skills • Strong analytical and troubleshooting skills. • Excellent communication and stakeholder management. • Ability to work in a 24x7 support environment and handle critical escalations. • Good documentation and reporting skills. Role Level: L3 role Location: No
Key Responsibilities
1. To ensure on-time resolution & quality compliance of escalated tickets/incident as per the agreed SLA
2. To perform value addition activities (such as mentoring administrators/team members, preparing SOPs, maintaining effective documentation simultaneously and Knowledge sharing.) In addition act as a liaison to the business segment, facilitating effective communication and presentation to key business stakeholders as & when required.
3. To validate Change Order Implementation Plan & Human Error Compliance and participate in Capacity planning
4. To ensure positive customer feedback & satisfaction through active participation in customer meetings to understand any issues faced
5. To validate analyses (eg. Root Cause Analysis ,Trend Analysis) and reports to facilitate performance in tasks to be presented to key business stakeholders
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