Security Architect — Government Network Security

Experis; Bath; Hybrid; GBP 77,000 - 94,000; Full time

Job summary

Experis is seeking a Security Architect with strong network and infrastructure experience to deliver security solutions across central government and public sector environments. This client-facing role will help shape, secure, and assure complex systems.

You'll design secure network and infrastructure architectures, support projects through the full systems lifecycle, and work closely with delivery teams and stakeholders to produce security accreditation artefacts while aligning with CAF, NIST,

Qualifications

• Proven experience in security architecture or technical cyber roles.
• Strong background in networks, infrastructure, and secure system design.
• Experience delivering into central government or regulated environments.
• Knowledge of JSP 440/604, security accreditation, and assurance.
• SC clearance (or eligible).
• TOGAF.

Responsibilities

• Design secure network and infrastructure architectures.
• Support projects across the full systems lifecycle.
• Work closely with delivery teams, engineers, and stakeholders.
• Deliver security assurance and accreditation artefacts.
• Assess environments against CAF, NIST, Cyber Essentials, and SbD.

Skills

Security architecture

Networks infrastructure

Public sector experience

Security accreditation

SC clearance

TOGAF

Job description

Experis is seeking a Security Architect with strong network and infrastructure experience to deliver security solutions across central government and public sector environments. This client-facing role will help shape, secure, and assure complex systems.

You'll design secure network and infrastructure architectures, support projects through the full systems lifecycle, and work closely with delivery teams and stakeholders to produce security accreditation artefacts while aligning with CAF, NIST,