Eames Consulting
Network Security Architect
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Enterprise Security Architect – RAN / 4G & 5G (SC Cleared)
£700 per day | Inside IR35 | Hybrid – London or Bristol (2 days onsite)
We're looking for an experienced Enterprise Security Architect with a strong background in RAN Security, 4G/5G Mobile Networks, and telecommunications architecture to support a high-profile programme within a secure, regulated environment.
Key Responsibilities
- Lead security architecture across 4G/5G, RAN, Open RAN, and Mobile Core environments.
- Design secure architectures for telecom networks, virtualised infrastructure, and AWS/hybrid cloud.
- Conduct threat modelling, security design reviews, and technical assurance.
- Develop security standards, reference architectures, and Security by Design principles.
- Work closely with engineering and architecture teams to deliver secure network transformation.
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Essential Experience
- Proven Enterprise or Security Architecture experience within telecommunications.
- Strong knowledge of RAN, 4G/5G, Mobile Core, Open RAN, SDN/NFV, and telecom network security.
- Experience applying frameworks such as TOGAF and SABSA.
- Knowledge of AWS security, Zero Trust, IAM, and telecom security standards (3GPP, GSMA, NCSC, ISO 27001).
- Experience working within highly regulated or Critical National Infrastructure environments.
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Essential Requirements
- Active SC Clearance (valid to at least 2028).
- Hybrid working (2 days per week in London or Bristol).
- Immediate start preferred.
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