IT Security Architect

Glanbia Nutritionals, Inc.; Dublin; Hybrid; EUR 110,000 - 160,000; Full time

Job summary

Glanbia is seeking a Security Architect to shape and deliver IT security strategy across the enterprise. The role involves aligning security principles with business needs, developing ISMS, and guiding the design of secure IT environments in collaboration with IT and business stakeholders.

The candidate will drive risk assessments, oversee vulnerability management, IAM, and network security, and provide security guidance for major IT changes and incidents.

Qualifications

• Advanced degree in cybersecurity or related field or equivalent experience.
• 7+ years in IT security architecture, governance or risk management.
• Experience with ISO 27001, NIST, PCI DSS and security controls.

Responsibilities

• Define and maintain the security strategy and roadmap for Glanbia.
• Develop and maintain ISMS and security policies aligned to frameworks.
• Lead enterprise security architecture and third‑party integration.
• Assess security risks across enterprise systems and ensure regulatory compliance.
• Drive data source integration with MXDR partner teams and SOC support.
• Monitor controls (vulnerability, IAM, firewalls, endpoint protection, IDS/IPS).
• Advise on vendor security and oversee security changes and projects.
• Provide security oversight for major IT changes and incident guidance.

Skills

IT security architecture

Security governance

IT risk management

Vulnerability management

Identity & access management

SOC operations

Threat management

Education

Bachelor's or Master's in Cybersecurity/Computer Science/Information Technology/Engineering

Tools

SIEM

MXDR

PAM

IDS/IPS

Job description

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Join this dynamic team focused on delivering better nutrition for every step of life’s journey.

The Opportunity

The Security Architect is a strategic role forming and delivering on Glanbia’s vision and roadmap for IT security services, maintaining the enterprise security architecture in alignment with the organisation vision. The security architect works closely with IT implementation teams to ensure that security principles, standards, and frameworks are embedded across IT environments to protect Glanbia’s IT systems, networks, and data. They collaborate closely with IT, OT and business stakeholders to ensure security controls and standards embedded in Glanbia’s IT environment, providing governance over technical security implementations. They are also responsible for managing security controls and frameworks, conducting structured risk assessments, and driving the technical design and integration of data sources with MXDR partner teams.

Primary responsibilities for this role will include:

• Supports theHead of Information Security, Risk & Complianceto define, implement, and maintain the overall security strategy and roadmap in alignment with Glanbia’s requirements and risk profile.
• Collaborates with theHead of Information Security, Risk & Complianceto develop and maintain the Information Security Management System (ISMS) and Information Security, Risk & Compliance policies in alignment to industry frameworks (e.g., ISO 27001, NIST, PCI DSS).
• Defines and maintains the enterprise-wide security architecture and architectural frameworks (incl. third-party systems, infrastructure components), ensuring alignment with the overall security strategy and wider business needs.
• Assesses Information Security risks across enterprise systems through structured risk assessment processes, ensuring IT services are delivered in compliance with wider technology and privacy regulations; monitors compliance with Glanbia’s IT and Information Security policies across Information and IT assets.
• Drives the technical design and integration of data sources with MXDR partner teams; consults on SOC operations and technologies, providing incident management and support as required.
• Monitors security controls and frameworks (e.g., vulnerability management, application security, business continuity management and resilience, identity & access management, firewalls, endpoint protection, IDS / IPS),.
• Ensures privileged access management (PAM) best practices and monitor for violations across the enterprise; provides guidance to IT teams to adhere to security best practices.
• Evaluates and advises on security vendors and products, ensuring they meet the Glanbia’s requirements and align with the overall security strategy.
• Provides security oversight for major IT changes and assess security risks (e.g., application systems, access controls, infrastructure and network security configurations), ensuring alignment with security best practices and agreed standards; provide security architecture expertise for new technology solutions.
• Consults on vulnerability detection and management activities performed by partner teams, providing technical guidance on penetration testing processes and reviewing reports on demand.
• Consults on major incident and disaster recovery support, IT change governance around Information Security, and where Information Security approvals are required for controlled and security-sensitive processes.

The skills and experience you will bring to the team

• Bachelor's or Master's degree in a relevant field (e.g., Cybersecurity, Computer Science, Information Technology, Engineering), or equivalent experience.
• Industry certifications highly desirable (e.g. CISM, CISSP, SABSA, CCSP, GIAC)
• 7+ years of experience in IT security architecture, security governance, or IT risk management roles.
• Deep experience designing and maintaining enterprise-wide security architectures, ensuring security principles are embedded across IT solutions.
• Proven track record of managing security controls and frameworks (e.g., vulnerability management, application security, business continuity management and resilience, identity & access management, firewalls, endpoint protection, IDS / IPS), from use case development and analytics, to design and playbook configuration.
• Demonstrable experience conducting structured IT risk assessments for vendor engagements and IT projects.
• Extensive knowledge of security frameworks (e.g., ISO 27001, NIST, PCI DSS) and how they can be leveraged to develop enterprise security architectures.
• Strong understanding of encryption standards, data protection protocols, and PKI (Public Key Infrastructure).
• Proven track record reviewing IT projects and technology solutions against agreed standards and frameworks; experience conducting security risk assessments and orchestrating risk mitigation actions.
• Experience overseeing partner services to provide execution of security capabilities (e.g., incident management and response, threat hunting and management, vulnerability management and detection, penetration testing, SOC, audit).
• Knowledge of Identity & Access Management (IAM) concepts (e.g., RBAC, PAM, MFA) and best practices as well as exposure to environments implementing them.
• Good stakeholder management skills with the ability to translate security concepts into clear business language .

Where and how you will work

The opportunity is based in our Dublin, Citywest office with hybrid working arrangements available, which allows you a greater choice in how you work and live, giving you a better work-life balance.

About Glanbia

Glanbia is a better nutrition company with three divisions: Performance Nutrition, Health & Nutrition and Dairy Nutrition. Collectively and with our partners we offer an incredible breadth of expertise in nutrition. We employ a team of 5800 people, work with global food and beverage companies, and sell our award-winning and market-leading brands and ingredients in more than 100 countries worldwide

At Glanbia, we celebrate diversity, because we know that our individual strengths make us stronger together. We welcome and encourage interest from a variety of candidates, we will give your application consideration, without regard to race, color, religion, sex, sexual orientation, gender perception or identity, national origin, age, marital status, protected veteran status, or disability status.

At Glanbia, our culture celebrates individuality, knowing that together we are more.