Firewalls, Network Access Control (NAC), APT - SME

Job Title:

Location: Bangalore/Noida -On-Site

Job Type: Full Time

Experience: 12+ years

We are seeking a highly skilled and experienced Subject Matter Expert (SME) specializing in Firewalls, Network Access Control (NAC), and Advanced Persistent Threats (APT) to join our dynamic cybersecurity team.

The ideal candidate will have over 12 years of hands-on experience in designing, implementing, and managing advanced security systems with a focus on network perimeter defense and threat mitigation.

As an SME, you will be responsible for ensuring the integrity and security of our network infrastructure, leading technical projects, and guiding the organization in the detection and prevention of emerging threats such as APTs.

You will work closely with cross-functional teams to identify and address security vulnerabilities, deliver high-level technical expertise, and support the overall security strategy.

Key Responsibilities:

• Firewall Management and Optimization:

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• Network Access Control (NAC):

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o Implement and maintain NAC protocols, including 802.1X, to ensure appropriate access levels based on user roles and device types.

o Troubleshoot NAC-related issues and ensure seamless integration with other security solutions.

• Advanced Persistent Threat (APT) Detection and Mitigation:

o Lead the detection, prevention, and response strategies against APTs and other advanced threats using various tools such as SIEM, IDS/IPS, and threat intelligence platforms.

o Conduct threat hunting and forensics to identify indicators of compromise (IOCs).

o Work with threat intelligence teams to correlate data, identify attack vectors, and recommend effective countermeasures.

• Security Architecture and Design:

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o Collaborate with enterprise architects to align security policies and procedures with business objectives.

• Incident Response & Recovery:

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o Ensure rapid response and recovery procedures are in place and actively tested to minimize security downtime.

• Team Leadership & Training:

o Provide mentorship and guidance to junior cybersecurity professionals and ensure knowledge transfer.

o Conduct training sessions and workshops to keep the team updated on the latest trends in firewall technology, NAC, and APT defense.

• Continuous Improvement & Research:

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o Recommend new tools, technologies, and methodologies to enhance the organization's security posture.

Required Qualifications:

• Experience:

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o Proven track record in leading firewall deployment and management projects in complex environments.

o Extensive experience with advanced threat detection tools, APT mitigation strategies, and incident response protocols.

• Certifications:

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o Vendor-specific certifications (e.g., Cisco CCNP Security, Palo Alto Networks PCNSE, Check Point CCSA/CCSE).

o SANS GIAC certifications (e.g., GIAC Security Essentials, GCIH) are a plus.

• Technical Skills:

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o Proficiency in NAC technologies (e.g., Cisco ISE, ForeScout, Aruba ClearPass).

o Deep understanding of APT tactics, techniques, and procedures (TTPs) and familiarity with related tools (e.g., SIEM, IDS/IPS, threat intelligence platforms).

o Solid experience with threat intelligence gathering, analysis, and integration into security operations.

o Strong understanding of network protocols, VPNs, IDS/IPS, encryption technologies, and secure access methods.

Desired Qualifications:

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• Experience with cloud security architecture and hybrid infrastructure.

• Knowledge of regulatory frameworks such as NIST, ISO 27001, PCI DSS, or GDPR.

• Strong communication skills, both written and verbal, with the ability to translate complex technical concepts into business-friendly language.

Soft Skills:

• Strong problem-solving skills with the ability to think critically and strategically.

• Exceptional leadership and mentoring skills.

• Ability to collaborate effectively across diverse teams and stakeholders.

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Why Join Us?

• Innovative Environment:

• Growth Opportunities: O

• Competitive Compensation: