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Security architect

Cardiff
Amentum
Security architect
Posted: 15 April
Offer description

We are looking for an individual to join our team supporting ICT system design activities for a UK defence project.


Responsibilities

* Designing Security Architecture: creation and oversight of robust security architectures for the ICT capabilities we are designing for our client, including planning, building, and maintaining the overall security framework in line with Secure by Design.
* Strategic Alignment: ensuring security architectures align with the clients overall business strategy and technology goals, translating business needs into security requirements.
* Threat and Vulnerability Management: identifying, assessing, and communicating current and emerging security threats and vulnerabilities, performing or supervising risk analyses and security assessments (including ITHC).
* Security Solution Design and Evaluation: researching, evaluating, and recommending security technologies, tools (e.g., firewalls, VPNs, IDS/IPS, EDR, SIEM, SOAR), and solutions to mitigate identified threats and address security needs.
* Policy and Procedure Development: defining, implementing, and maintaining corporate security policies, standards, and procedures to ensure compliance with industry regulations, legal requirements (e.g., GDPR, HIPAA), and best practices.
* Incident Response and Management: developing incident response plans and coordinating efforts to detect, analyze, and respond to security incidents and breaches.
* Stakeholder Communication and Collaboration: effectively communicating complex security concepts, risks, and recommendations to diverse technical and non‑technical stakeholders, including senior management.


Qualifications

* Degree qualified in Cyber Security, Computer Science, Engineering, or related discipline (or equivalent experience).
* Excellent communication and stakeholder engagement skills, with the ability to influence at senior levels.
* Strong analytical skills with the ability to break down complex security challenges.
* Ability to produce high‑quality technical documentation for both technical and non‑technical audiences.
* Experience: 5 years experience as a Security Architect within UK Defence.
* Deep understanding of computer systems, networking, and cybersecurity principles; strong analytical and problem‑solving skills, and creative thinking to identify and address potential security vulnerabilities.
* Knowledge of cybersecurity standards and best practices.
* Ability to design and implement security architectures.
* Ability to stay up-to-date with the latest cybersecurity threats and trends.
* Hands‑on experience with security technologies such as firewalls, intrusion detection systems, encryption, etc.


Standards & Frameworks

* Experience of MOD security standards and principles (e.g., JSP440, JSP453, Secure by Design) and industry frameworks (e.g., NIST Cyber Security Framework, ISO 27001).
* Professional certifications such as CISSP, CISM, or NCSC Certified Cyber Professional (CCP) [desirable].


Benefits

* Competitive package designed to attract and retain talent.
* Standard benefits: free single medical cover, digital GP services, enhanced family‑friendly policies, employee assistance programs, reimbursement for professional development.
* Community initiatives: matched‑funding schemes, paid volunteering, and charitable contributions.


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