Network Security Architect
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Job Description
Cisco Network Security Architect responsible for large-scale deployment of Cisco firewall solutions. Collaborate with customers and technical teams to ensure secure network architectures.
Responsibilities:
- Design enterprise-scale network security architectures using Cisco firewall technologies.
- Architect secure network environments including segmentation, DMZ design, VPN architecture, and secure connectivity models.
- Develop security frameworks aligned with Zero Trust principles and defence-in-depth strategies.
- Lead the deployment and configuration of Cisco Secure Firewall (FTD), ASA, and Firepower Management Center (FMC) environments.
- Design and implement high availability, clustering, and load balancing configurations.
- Perform large-scale firewall migrations and upgrades from legacy platforms to modern Cisco security solutions.
- Implement advanced security features including:
- o Intrusion Prevention Systems (IPS)
- o Advanced Malware Protection (AMP)
- o SSL/TLS inspection
- o Application control
- o URL filtering
- o Site-to-site and remote access VPNs.
- Design and deliver large enterprise or multi-site firewall deployments.
- Lead migration strategies from legacy firewalls to Cisco Secure Firewall platforms.
- Develop scalable firewall policies across hundreds of rulesets, sites, and security zones.
- Ensure solutions meet high performance, redundancy, and compliance requirements.
- Act as the technical authority on Cisco security architecture.
- Provide technical mentorship to network engineers and security teams.
- Develop deployment standards, documentation, and architectural blueprints.
- Participate in design reviews, security audits, and infrastructure planning sessions.
- Ensure architectures align with industry security frameworks and best practices.
- Conduct security assessments and architecture reviews to identify risks and improvement opportunities.
- Produce detailed architecture diagrams, solution designs, and implementation guides.
- Present technical solutions to customers and stakeholders.
- Support pre-sales engagements with technical expertise and architecture input where required.
Requirements:
- 7+ years experience in network security engineering or architecture.
- Extensive experience designing and deploying Cisco firewall solutions.
- Deep knowledge of:
- o Cisco Secure Firewall (FTD / Firepower)
- o Cisco ASA
- o Firepower Management Center (FMC)
- Experience with large-scale enterprise firewall deployments.
- Strong expertise in:
- o Network segmentation
- o High availability and clustering
- o VPN technologies (IPsec / SSL VPN)
- o Routing protocols (BGP, OSPF, EIGRP)
- o NAT and advanced firewall policies
- Experience working in multi-site enterprise or service provider environments.
- Desirable
- Experience integrating Cisco firewalls with:
- o Cisco Identity Services Engine (ISE)
- o Cisco SecureX
- o Cisco Umbrella
- o Cisco Duo
- Experience designing security for cloud environments (Azure, AWS, GCP).
- Familiarity with automation and infrastructure-as-code for network deployments.
- Experience with SD-WAN environments.
- Certifications (Preferred)
- The following certifications are highly desirable:
- CCNP Security
- CCIE Security
- Cisco Secure Firewall Specialist
- Cisco Certified Network Professional (Enterprise or Security)
- Additional certifications that would be beneficial:
- CISSP
- GIAC security certifications
- Personal Attributes
- Strong architectural thinking and problem-solving abilities
- Excellent communication and documentation skills
- Ability to translate complex technical concepts into clear architectural guidance
- Strong attention to detail and commitment to security best practices
- Ability to work collaboratively across technical and business teams
- Passion for continuous learning and staying ahead of evolving security threats.
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