This work package provides organisations with expert guidance to design, architect, and implement a Zero Trust Architecture (ZTA) across hybrid and multi‑cloud environments. It integrates the core Zero Trust principles — never trust, always verify, assume breach, least privilege, and continuous validation — into identity, device, network, application, data, and operational layers.
The service aligns with leading global frameworks including NIST SP 800‑207, CISA Zero Trust Maturity Model, NCSC Zero Trust Guidance, ISO 27001, and Microsoft/AWS/Google Zero Trust patterns.
The outcome is a modern, resilient, identity‑centric security architecture that reduces attack surface, improves detection and response, and embeds Zero Trust into governance, operations, and enterprise architecture.
Assess current security posture against Zero Trust principles and maturity models.
Design a Zero Trust Reference Architecture tailored to business, risk, and technology context.
Strengthen identity, device, network, application, and data security.
Improve monitoring, detection, and automated response capabilities.
Establish governance, operating models, and continuous assurance processes.
A Zero Trust maturity assessment and risk‑prioritised improvement plan.
A complete Zero Trust Reference Architecture blueprint.
Hardened identity, network, data, and workload controls.
Updated governance, policies, and operational processes.
A multi‑phase Zero Trust transformation roadmap.
Assessment aligned to major frameworks:
NIST SP 800‑207
CISA Zero Trust Maturity Model
NCSC Zero Trust Architecture
ISO 27001 Annex A
CIS Controls
Assessment across Zero Trust pillars:
Identity
Devices
Networks
Applications & Workloads
Data
Visibility & Analytics
Automation & Orchestration
Activities include:
Review of architecture, controls, and governance.
Mapping current capabilities to Zero Trust maturity levels.
Gap analysis and prioritised recommendations.
Threat‑informed assessment based on adversary behaviours.
A full enterprise‑grade architecture covering:
Identity governance and lifecycle management.
MFA, passwordless, conditional access.
Privileged access management (PAM).
Service account and machine identity governance.
Device trust and posture assessment.
EDR/XDR integration.
BYOD and corporate device governance.
Software‑defined perimeter (SDP).
East‑west segmentation and traffic inspection.
Secure remote access and ZTNA patterns.
Cloud network segmentation (Azure/AWS/GCP).
Application identity and workload trust.
API security and gateway integration.
Secure DevOps and CI/CD controls.
Container and Kubernetes Zero Trust patterns.
Data classification and sensitivity‑based access.
Encryption, key management, tokenisation.
Data loss prevention (DLP) strategy.
SIEM, SOAR, XDR integration.
Behavioural analytics and anomaly detection.
Automated policy enforcement and remediation.
Zero Trust governance framework.
Updated security policies and standards.
Architecture principles and decision‑making workflows.
Zero Trust risk register and control mapping.
Operating model for continuous verification and assurance.
Prioritised capability roadmap (12–36 months).
Work package catalogue aligned to business priorities.
Dependency mapping across identity, network, data, and cloud.
Costing, resourcing, and risk analysis.
Identity hardening (MFA, PIM, conditional access).
Network segmentation and ZTNA deployment.
SIEM/SOAR/XDR integration.
Cloud security hardening (Azure/AWS/GCP).
DevSecOps and CI/CD security integration.
Zero Trust Maturity Assessment Report
Zero Trust Reference Architecture Blueprint
Identity & Access Modernisation Pack
Network Micro‑Segmentation Design
Data Protection & Governance Framework
Monitoring, Detection & Automation Design Pack
Governance & Operating Model Framework
Executive Summary & Board‑Level Presentation
Zero Trust Landing Zone (cloud or hybrid)
Secure DevOps / DevSecOps Integration Guide
Continuous Zero Trust Monitoring Service
Zero Trust Incident Response Playbooks
Multi‑Cloud Zero Trust Architecture
Initiation & Discovery (1–2 weeks)
Zero Trust Maturity Assessment (2–4 weeks)
Architecture & Policy Design (4–8 weeks)
Identity, Network & Data Hardening (variable)
Monitoring & Automation Integration (2–4 weeks)
Governance & Capability Uplift (ongoing)
Optional: Continuous Zero Trust Assurance (subscription)
Lead Zero Trust Architect
Identity & Access Specialist
Network & Micro‑Segmentation Engineer
Cloud Security Architect
Governance & Compliance Analyst
Project Manager
Fixed‑price for assessment, architecture, and governance phases.
Time & materials for engineering, integration, and hardening.
Subscription/retainer for continuous Zero Trust monitoring and assurance.
Access to identity, network, cloud, and security platforms.
Engagement with IT, security, and architecture teams.
Availability of existing architecture diagrams and policies.
Client commitment to governance and operational adoption.
Legacy systems incompatible with ZT → mitigated through compensating controls and phased migration.
Identity sprawl → mitigated through governance and rationalisation.
Operational resistance → mitigated through training and clear operating models.
Cloud drift → mitigated through policy enforcement and continuous compliance.