Zero Trust Security Architect - London

• Leading the design and implementation of Zero Trust architectures for enterprise environments, covering users, devices, applications, and data.
• Establishing secure access patterns using cloud-based security and zero-trust platforms (e.g., Zscaler ZIA, ZPA, ZDX).
• Creating enterprise-wide security blueprints and reference architectures aligned with Zero Trust principles (NIST 800-207, CISA).
• Designing scalable identity-centric security controls using SSO, MFA, device posture, and least-privilege access models.
• Collaborating with networking teams to modernize WAN and remote access using cloud security and SASE frameworks.

Implementation & Hands-On Engineering

• Deploying, configuring, and optimising Zero Trust technologies, including:
• Policy creation and fine-tuning (e.g., URL filtering, DLP, CASB, FWaaS).
• Managing App segmentation and connector deployment.
• Zero Trust Client Connector configuration and rollout.
• Integrating Zero Trust solutions with identity providers (Entra AD, Okta), SIEM/SOAR systems, and endpoint platforms such as CrowdStrike etc.
• Collaborating with infrastructure teams to migrate legacy VPN, proxy, and firewall solutions to cloud native Zero Trust models.
• Conducting proof-of-concept evaluations and technical validation sessions.

Security Leadership & Strategy

• Driving the organization’s Zero Trust strategy and security roadmap.
• Providing architectural governance and ensuring security best practices across projects.
• Conducting threat modelling, gap assessments, and risk evaluations for critical applications and network paths.
• Advocate for the adoption of modern security frameworks and secure-by-design principles.

Operations & Optimization

• Troubleshooting Zero Trust deployment issues, performance concerns, and identity-related access failures.
• Monitoring and tuning telemetry, logs, and analytics to maintain optimal operational performance.
• Providing technical mentorship and training to internal security and networking teams.

• Extensive experience in cybersecurity architecture or senior engineering roles.
• Strong hands-on expertise with:
• Zscaler ZIA, ZPA, ZDX or similar
• Zscaler Client Connector
• App Connectors, Cloud Firewall, Cloud Sandbox, DLP, CASB
• Deep understanding of:
• Zero Trust frameworks (NIST 800-207, SASE, SSE)
• Identity and access management (Azure AD, Okta, Ping)
• Modern network design (SD-WAN, DNS security, routing fundamentals)
• Endpoint security (EDR/XDR, device posture assessment), * Strong communication and stakeholder management skills.
• Ability to translate complex security concepts into business-friendly language.
• Experience working within large, matrixed enterprises.
• Proven ability to lead cross-functional initiatives., * Zscaler Certification (ZCCA-IA, ZCCA-PA, ZCCP)
• CISSP, CCSP, or similar security credentials
• Cloud certifications in Azure, AWS, GCP (highley desirable)
• Certifications form other leading SASE/SSE vendors, such as Palo Alto Prisma, Netskope are advantageous
• Network certification such as CCNA or equivalent

• Competitive basic salary.
• 30 days’ vacation per year.
• Private medical insurance.
• 3 extra days leave per year for charitable work of your choice.

Flexibility and mobility are required to deliver this role as there may be requirements to spend time onsite with our clients and partners to enable delivery of the first-class services we are known for. #J-18808-Ljbffr

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