Lead Cyber Security Architect

Lead Cyber Security Architect at Dunnes Stores

Dunnes Stores is modernising how technology powers our stores, supply chain and digital experiences. From cloud transformation to IoT-enabled retail innovation, security architecture sits at the centre of that change. We are hiring a Lead Cyber Security Architect who will operate as our Cyber Architecture Senior Manager and lead how secure design is embedded across the business.

What You’ll Own

• Security architecture across network, cloud, application and hybrid environments
• Secure design reviews for new and evolving systems
• Practical risk translation into real-world controls
• Influence over vendor and technology selection
• Secure enablement of IoT and in-store innovation

This is a hands-on leadership role within a lean architecture function. You will shape standards, challenge designs, and act as the secure design authority across Dunnes Stores.

What You Bring

• 5+ years in dedicated security architecture roles
• Strong network and cloud security design experience
• Proven hybrid and on-prem architecture capability
• Ability to influence technical and business stakeholders
• Practical use of frameworks such as NIST, ISO 27001, SABSA or TOGAF

Certifications are welcome. Real architectural depth matters more.

Why Join Us

Security is foundational to how we innovate safely and at pace. This role offers genuine ownership within the CISO function and the opportunity to shape the future security architecture of one of Ireland’s most recognised brands.

Apply via the link below to view the full job specification. Dunnes Stores is an equal opportunities employer.

Key skills/competency

• Security Architecture
• Cloud Security
• Network Security
• Application Security
• Hybrid Environments
• Risk Management
• IoT Security
• Stakeholder Management
• NIST Framework
• ISO 27001