
SERVICE
OT Security Architecture & Network Segmentation Design
A strong OT security architecture provides the foundation for resilience and compliance. Harpoon creates vendor-agnostic architectures and segmentation strategies that reduce lateral movement risk, align with standards such as IEC 62443 and NIS2, and support future scalability.
Key Benefits
The Architecture & Network Segmentation Design service ensures organisations can implement security controls with confidence. Leadership gains assurance that the design aligns with compliance, while technical teams gain clear blueprints for deployment. It provides both immediate reduction of risk and a scalable foundation for future security initiatives.
Methodology

- Map — Assess current architecture and business needs
- Design — Build secure target- state models
- Validate — Align with standards and compliance
- Deliver — Provide documentation and implementation guide
Deliverables

- Architecture blueprints
- Segmentation design
- Risk reduction analysis
- Implementation guide
Deliverables listed are provided as a guideline and will vary depending on the scope of work, agreed Statement of Work (SOW), and programme requirements.
At the end of the engagement, you will receive secure architecture and segmentation designs that strengthen resilience, reduce lateral movement, and provide compliance-ready documentation.
Why us?
Interested in our Architecture & Network Segmentation Design service?
Book a FREE consultation with one of our team to discuss it further.
Complete this short form and we’ll get back to you asap to arrange a time to talk.
“Harpoon cut through the noise and gave us a clear OT security plan. In six weeks we had asset visibility, prioritised risks, and a roadmap our ops team actually bought into.”
CISO, UK Manufacturing Group
