Zero Trust Security Architect - London

Career Level: Consultant / Manager

Location: London

Travel/Mobility Requirement: Flexibility to travel to client sites as needed

Security Clearance: This role requires a Security Clearance process which necessitates a 5+ year UK address history at the time of application.

About Accenture: Accenture is a global professional services company providing strategy, consulting, technology and operations services. We prioritise inclusion, diversity and innovation, holding a strong commitment to client value creation and integrity.

In our team you will learn:

• Design, implement, and optimise enterprise‐scale Zero Trust security architectures, with hands‐on experience on platforms such as Zscaler.
• Help shape secure architectures, define roadmaps, and support transformation across networks, applications and endpoints.

Zero Trust Architect Responsibilities:

• Lead design and implementation of Zero Trust architectures for enterprise environments covering users, devices, applications and data.
• Establish secure access patterns using cloud‐based security and Zero Trust platforms (e.g., Zscaler ZIA, ZPA, ZDX).
• Create enterprise‐wide security blueprints and reference architectures aligned with Zero Trust principles (NIST 800‐207, CISA).
• Design scalable identity‐centric security controls using SSO, MFA, device posture, and least‐privilege access models.
• Collaborate with networking teams to modernise WAN and remote access using cloud security and SASE frameworks.
• Deploy, configure and optimise Zero Trust technologies, including policy creation, app segmentation, connector deployment and client connector configuration.
• Integrate Zero Trust solutions with identity providers (Entra AD, Okta), SIEM/SOAR systems and endpoint platforms such as CrowdStrike.
• Migrate legacy VPN, proxy and firewall solutions to cloud‐native Zero Trust models.
• Conduct proof‐of‐concept evaluations and technical validation sessions.
• Drive the organisation's Zero Trust strategy and security roadmap, ensuring governance and best practices across projects.
• Conduct threat modelling, gap assessments and risk evaluations for critical applications and network paths.
• Advocate for modern security frameworks and secure‐by‐design principles.
• Troubleshoot deployment issues, performance concerns and identity‐related access failures.
• Monitor and tune telemetry, logs and analytics for optimal operational performance.
• Provide technical mentorship and training to internal security and networking teams.

Technical Expertise:

• 5–10+ years in cybersecurity architecture or senior engineering roles.
• 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).
• Proficiency with identity and access management (Azure AD, Okta, Ping).
• Knowledge of modern network design (SD‐WAN, DNS security, routing fundamentals).
• Experience with endpoint security (EDR/XDR, device posture assessment).

Soft Skills:

• 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.

Set Yourself Apart:

• Zscaler Certification (ZCCA‐IA, ZCCA‐PA, ZCCP).
• CISSP, CCSP, or similar security credentials.
• Cloud certifications in Azure, AWS, GCP (highly desirable).
• Certifications from other leading SASE/SSE vendors such as Palo Alto Prisma, Netskope.
• Network certification such as CCNA or equivalent.

What's In It For You:

Accenture offers a competitive basic salary and a comprehensive benefits package, including 25 days' vacation per year, private medical insurance and 3 extra days leave per year for charitable work.

Equal Opportunities:

Accenture is an equal‐opportunity employer and welcomes applications from all sections of society, not discriminating on race, religion, belief, ethnicity, nationality, disability, age, citizenship, marital status, sexual orientation, gender identity or any other basis protected by applicable law.

Closing Date: 25/02/2026 (Accenture reserves the right to close the role prior to this date).