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Cyber Security Architect / Specialist - 6-month Contract

Posted 1 day 11 hours ago by Oliver James Associates Ltd.

Permanent

Full Time

Other

Dublin, Dublin, Ireland

Job Description

Key Responsibilities

Lead the design and implementation of secure architectures for large, complex programmes, ensuring compliance with organisational and regulatory requirements.
Deliver cyber assurance through risk assessments, threat modelling, security architecture reviews, and security governance across on-premises and cloud environments.
Provide expert guidance on secure software development, network security, AI, Unified Communications, hardware security, and cloud transformation.
Lead security for AWS and Azure migrations, embedding security throughout programme delivery and advising on remediation and risk mitigation.
Develop and maintain security standards, policies, and controls across SaaS, PaaS, IaaS, ERP, Digital, Content Management, GIS, and Middleware platforms.
Provide strategic security architecture input, supporting enterprise governance, transformation initiatives, and long-term security planning.
Mentor technical teams and stakeholders, promoting security best practice and continuous professional development.
Deliver cyber forensic investigations for complex, multi-party incidents, ensuring legal-grade evidence handling and chain of custody.
Support nation-state and Advanced Persistent Threat (APT) intelligence through threat monitoring, proactive hunting, and executive briefings.

Experience & Skills

Proven Security Architect with extensive experience delivering large, technically complex programmes involving multiple third- and fourth-party suppliers.
Over 15 years' experience across different sectors and varied IT and cybersecurity programmes.
Strong knowledge in secure development, networking, AI, Unified Communications, hardware security, and enterprise cloud transformation.
Extensive experience securing AWS and Azure environments.
Advanced skills in architecture, strategic planning, governance, and technical leadership across complex estates comprising SaaS, IaaS, ERP, Digital, Content Management, GIS, Middleware, and legacy platforms.
Experience leading independent Red Team and Purple Team engagements, including adversary emulation, MITRE ATT&CK-aligned testing, and regulator-grade assurance.
Expertise in exploit research, custom exploit development, zero-day vulnerability analysis, and hardware/firmware security testing.
Experience conducting cybersecurity assessments for IC S, OT, SCADA, IoT, and other safety-critical environments is beneficial.
Proven capability delivering NIS2 readiness assessments, independent audits, and regulatory assurance reviews.
Expertise in supply chain and fourth-party cyber risk investigations, including dependency mapping and forensic compromise analysis.
Strong experience in complex cyber forensics, supplier investigations, and litigation-ready evidence collection.
Knowledge of nation-state threat intelligence, APT monitoring, counter-intelligence, and proactive threat hunting.