Network Security Architect

Contract Lead Network Security Architect

Immediate Start

We’re looking for an experienced Lead Network Security Architect to lead a large-scale Enterprise Network Security Assessment across a complex multi-site environment.

This is a senior architecture role focused on defining the assessment methodology, owning the target-state security architecture, and providing technical leadership throughout the engagement.

This is the first phase of an 18-month customer programme

Key Responsibilities

• Lead an enterprise Network Security Assessment
• Own AS-IS and TO-BE Network & Security Architecture
• Design Network Segmentation, Zero Trust, DMZ/IDMZ and Defence-in-Depth strategies
• Conduct gap analysis and CVSS-based risk assessments
• Produce architecture documentation, remediation roadmaps and executive reports
• Provide technical leadership to Network Security Engineers
• Present recommendations to senior stakeholders
• Ensure alignment with NIST CSF, ISO 27001 and CIS Controls
• 10+ years’ Enterprise Network Architecture experience
• Strong Cisco enterprise networking (Catalyst, ISR, Routing & Switching)
• Cisco ASA / Firepower (FTD) and Fortinet FortiGate
• Enterprise Network Security, Segmentation and Zero Trust
• OSPF, BGP, TCP/IP, VLANs, VPNs, ACLs, NAT
• NIST CSF, ISO 27001, CIS Controls and CVSS
• CCIE, CCDE or CCNP Enterprise
• CCNP Security
• CISSP, SABSA or TOGAF
• Experience within Manufacturing, Utilities, Energy or Critical National Infrastructure

Please note: This is a pure Network Architect position. We are looking for experienced architects with proven enterprise design and technical leadership experience, rather than hands-on network engineers.

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