Technical Architect in South East London

Life on the team
At Computacenter, we support enterprise-scale organisations in securing their digital operations and advancing their security strategies. As part of our Group Professional Services (GPS) division, youll join a network of over 1,000 technology professionals who collaborate across borders to deliver industry-leading solutions.

This role offers the opportunity to shape and deliver cutting-edge security architectures that span Secure Access Service Edge (SASE), identity and access management, cloud security, and data centre protection. As a Technology Architect (Security), you\’ll work directly with major enterprise customers, playing a strategic role in advisory, design, and technical delivery.

What you\’ll do

• Provide expert guidance across SASE/SSE, PAM, detection, and data centre security technologies
• Lead customer engagements, providing advisory services, architecture guidance, roadmap planning, and solution governance
• Define and document high-level solution designs, technical requirements, and delivery frameworks
• Act as Technical or Design Authority for enterprise-scale customer programmes
• Engage in strategic customer meetings to translate business needs into technical strategy
• Collaborate with vendors and partners (notably Zscaler) to stay current on product developments and influence future solutions
• Support opportunity qualification and technical costing in pre-sales engagements
• Create and present white papers or thought leadership content around evolving security architectures
• Identify opportunities for new services or propositions alongside Solution Sales teams
• Deliver robust governance and due diligence throughout the solution lifecycle

What you\’ll need

• Proven experience leading security architecture engagements at the enterprise level
• Expertise in Secure Access Service Edge (SASE) and Secure Service Edge (SSE), especially with Zscaler
• Experience in at least three enterprise Zscaler SSE/SASE projects
• Ability to provide presales advisory, requirements gathering, and high-level solution design
• Strong understanding of Zscaler architecture and troubleshooting
• Broad knowledge across IAM, SSO, MFA, PAM, and IDaaS
• Strong background in core security technologies such as firewalls, IDS/IPS, endpoint protection, and encryption
• Comfortable working with cloud platforms and designing secure architectures across Azure, AWS, or Google Cloud
• Ability to lead technical conversations, influence customer decisions, and deliver trusted advisory services
• Existing SC clearance or eligibility to apply

Desirable Skills & Certifications

• Familiarity with industry security frameworks (e.g., NIST, ISO 27001, CIS Controls)
• Cloud security experience across major hyperscalers
• Required Certifications:
• Zscaler Certified Architect (ZCA)
• Zscaler Certified Engineer (ZCE)

Advantageous Certifications

• Palo Alto Networks Certified Cloud Security Engineer (PCCSE)
• Palo Alto Certified Network Security Consultant (PCNSC)
• Palo Alto Certified Network Security Engineer (PCNSE)
• CyberArk Certified Delivery Engineer (CDE)

Additional information

Location: UK wide

Hours: 37.5

Be the driving force behind enterprise security innovationjoin Computacenter and make a lasting impact on our customers digital resilience.

Ready to take the next step? Wed love to hear from you.