Cyber Security Architect

Anson McCade Pty; Greater London; On-site; GBP 85,000 - 120,000; Full time

Job summary

Anson McCade Pty is recruiting an experienced Cyber Security Architect to join a growing security architecture team. You will design, implement and validate robust security architectures across enterprise IT and OT environments, embedding security throughout the lifecycle and ensuring resilience and compliance.

You will work with technical and solution architects, information assurance and testing teams to translate threats into architectural controls and provide specialist guidance on

Qualifications

• Experience in threat modelling and security risk assessment.
• Translate security threats into practical security requirements and architectural controls.
• Knowledge of security frameworks (NIST, ISO, CIS).
• Understanding of protective monitoring, authentication and authorisation principles.

Responsibilities

• Define and develop secure architectures for complex enterprise IT and OT environments.
• Collaborate with architects to integrate security into designs and transformation programmes.
• Conduct threat modelling to identify vulnerabilities and define security requirements.
• Manage security requirements throughout delivery and operations lifecycle.
• Provide specialist advice on risk-based mitigation and secure system design.
• Apply security frameworks and standards (NIST, ISO, CIS).
• Advise on protective monitoring, identity management and access controls.
• Collaborate with assurance and testing teams to validate controls and identify improvements.
• Build strong relationships with technical teams, stakeholders and clients.

Skills

IP networking & OT

On-premises infra

Cloud platforms

Databases & LLMs

Mobile security

Job description

We are seeking an experienced and technically capable Cyber Security Architect to join a growing security architecture team, supporting complex, high-profile technology transformation programmes across highly sensitive environments.

This is an exciting opportunity to work on innovative enterprise IT and operational technology (OT) solutions, collaborating with technical architects, solution architects, information assurance specialists and penetration testing teams to design, implement and validate robust security architectures.

You will play a key role in embedding security throughout the system development and operational lifecycle, ensuring solutions are resilient, compliant and aligned with industry best practices.

Key Responsibilities

• Define and develop secure architectures for complex enterprise IT and operational technology environments.
• Collaborate with technical and solution architects to integrate security into technology designs and transformation programmes.
• Conduct threat modelling to identify vulnerabilities, assess risks and define appropriate security requirements.
• Manage security requirements throughout the delivery and operational lifecycle of systems.
• Provide specialist advice on security risks, threat-based mitigation strategies and secure system design.
• Apply recognised security frameworks and standards, including NIST, ISO and CIS.
• Advise on protective monitoring, identity management, authentication and authorisation best practices.
• Work closely with information assurance and penetration testing teams to validate security controls and identify areas for improvement.
• Build strong working relationships with technical teams, stakeholders and clients.
• Communicate complex technical concepts clearly to both technical and non-technical audiences.

Skills and Experience Required

We are looking for candidates with strong technical security expertise in at least one of the following areas:

• IP networking and operational technology (OT).
• On-premises infrastructure, architecture and virtualisation.
• Cloud platforms and containerisation.
• Databases and large language models (LLMs).
• Mobile technologies and application security.

You should also have:

• Experience in threat modelling and security risk assessment.
• The ability to translate security threats into practical security requirements and architectural controls.
• Knowledge of security frameworks, including NIST, ISO and CIS.
• An understanding of protective monitoring, authentication and authorisation principles.
• Strong analytical, critical-thinking and problem-solving skills.
• Excellent written and verbal communication skills, including the ability to produce clear technical guidance and deliver presentations.
• The ability to build effective relationships with stakeholders and work collaboratively within multidisciplinary teams.