Sr. Principal Consultant – Firewall and L3 Network
Location: Hyderabad/Pune
Experience: 10+ Years
Max 30 days preferred.
Kindly do apply here or share resume to with sub of "Firewall and L3 Network" Along with Notice period.
We are seeking an experienced Level 3 Firewall Network Engineer to join our team. The ideal candidate will have a strong background in network security, specifically in managing and troubleshooting complex firewall environments. You will be responsible for maintaining the security posture of our organization by implementing and managing firewall solutions, responding to security incidents, and providing advanced support for network security in multi data center infrastructure.
Responsibilities
• Firewall Configuration and Management:
o Design, implement, and manage firewall solutions to protect network infrastructure, including next-generation firewalls from vendors such as Palo Alto, Check Point, Cisco ASA/Firepower, Fortinet, etc.
o Perform regular updates, upgrades, and patches on firewall devices to ensure optimal performance and security.
o Develop, implement, and maintain firewall policies, rules, and access control lists (ACLs) to safeguard network traffic and prevent unauthorized access.
• Security Monitoring and Incident Response:
o Monitor firewall logs, alerts, and security events to detect and respond to potential security incidents or breaches.
o Conduct in-depth analysis and troubleshooting of complex firewall-related issues and security incidents, providing timely resolution and root cause analysis.
o Collaborate with the Security Operations Center (SOC) team to escalate and manage critical security incidents, including providing expertise during incident response efforts.
• Network Security Optimization:
o Conduct regular security assessments and vulnerability scans to identify and mitigate potential threats or weaknesses in firewall configurations.
o Optimize firewall performance by analyzing network traffic patterns, reducing false positives, and fine-tuning rulesets.
o Implement security best practices and compliance requirements, including PCI-DSS, HIPAA, and ISO 27001, within the firewall environment.
• Documentation and Reporting:
o Maintain detailed documentation of firewall diagrams, configurations, change management processes, and security incidents.
o Generate regular reports on firewall performance, security events, and compliance status for management and audit purposes.
• Collaboration and Training:
o Work closely with network engineers, system administrators, and other IT teams to design and implement secure network solutions.
o Provide guidance and training to Level 1 and Level 2 support teams on firewall management and security best practices.
o Participate in security architecture reviews and provide input on firewall-related matters.
Qualifications we seek in you!
• Bachelor’s degree in computer science, Information Technology, Cybersecurity, or a related field.
• Hands-on experience in network security, with a strong focus on firewall technologies.
• In-depth knowledge of firewalls from leading vendors (Palo Alto, Check Point, Cisco ASA/Firepower, Fortinet, Juniper, etc.).
• Experience with firewall management tools and platforms, including SIEM integration and log management.
• Strong understanding of networking protocols (TCP/IP, DNS, DHCP, HTTP/S, etc.) and security technologies (VPNs, IDS/IPS, NAT, etc.).
• Relevant security certifications such as Palo Alto Networks Certified Network Security Engineer (PCNSE), Check Point Certified Security Expert (CCSE), Cisco Certified Network Professional Security (CCNP Security), Fortinet Network Security Expert (NSE), or equivalent.
• Excellent analytical, problem-solving, and troubleshooting skills.
• Strong communication skills and the ability to document technical processes and incidents clearly.
Preferred Qualifications/ Skills
• Strong communicator – English in spoken and written form
• Experience with cloud-based firewall solutions and cloud security platforms (AWS, Azure, Google Cloud).
• Familiarity with automation and scripting for firewall management (Python, Bash, Ansible, etc.).
• Knowledge of zero-trust security models and next-generation firewall features such as application control, user identity awareness, and threat intelligence integration.
• Experience working in regulated industries and implementing compliance-driven security controls.