Synergize Consulting
Enterprise Security Architect
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Enterprise Security Architect (SC) - Contract - Hybrid working (London) - £competitive, Inside IR35
Synergize Consulting are now hiring for an Enterprise Security Architect to work at a leading consultancy client on a contract basis.
The successful candidate will provide independent security oversight of solution designs, ensuring that security requirements, architectural principles, regulatory obligations, and business objectives are consistently met.
They will support the definition and maintenance of the enterprise security architecture across mobile telecoms-based systems within the programme including 4G/5G core, RAN, OSS/BSS, and enterprise IT systems.
Key Responsibilities
- Conduct security architecture reviews and provide formal design assurance for enterprise, cloud, network, application, and data solutions.
- Assess proposed technology designs against enterprise security standards, architectural principles, risk appetite, and regulatory requirements.
- Provide security sign-off and assurance throughout project and delivery life cycles.
- Identify security risks, control gaps, and architectural weaknesses, recommending pragmatic remediation strategies.
- Ensure security requirements are Embedded from concept through to implementation.
- Collaborate with enterprise, solution, and domain architects to align security architecture with broader business and technology strategies.
- Support technology transformation initiatives including cloud adoption, digital transformation, network modernisation, and platform consolidation programmes.
- Maintain alignment between security architecture and enterprise architecture frameworks.
- Support architecture governance forums, design authorities, and risk review boards.
- Produce security architecture documentation, risk assessments, threat models, and assurance reports.
- Ensure compliance with relevant industry standards and regulatory frameworks.
- Engage with internal audit, risk, compliance, and external stakeholders where required.
- Act as a trusted advisor to senior technology leaders, programme teams, and business stakeholders.
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Experience Required:
- Significant experience in an enterprise-level Security Architect role, ideally gained within a large and complex organisation.
- Demonstrable experience performing security design assurance, architecture review, and governance activities.
- Experience assessing and approving solution architectures across multiple technology domains.
- Strong understanding of enterprise security controls, risk management, and secure-by-design principles.
- Experience operating within large-scale transformation programmes and multi-vendor environments.
- Specific technical experience required in the Telecommunications domain, including: 4G/5G Core Networks, Radio Access Networks (RAN), IMS/signalling protocols, OSS/BSS platforms, Network virtualisation (NFV/SDN)
- Proven ability to balance security requirements with business, operational, and delivery objectives.
- Candidates would ideally have experience gained in either the Telecommunications sector, a critical national infrastructure environment or a large global consulting firm/technology advisory practice.
- Large-scale enterprise organisations with complex technology estates.
- Strong understanding of several of Enterprise security architecture frameworks and methodologies.
- Technical knowledge regarding Cloud security architectures (AWS, Azure, and/or Google Cloud).
- Ideally candidates would possess either a TOGAF or SABSA Foundation, Practitioner, or equivalent certification.
- Positive engagement with architecture governance, risk, and delivery stakeholders.
- Due to the nature of the client, it would be an advantage for candidates to hold, or be eligible and willing to undergo, a certain level of security clearance (SC).
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