Head of IT Infrastructure and Information Security

Ibec; Dublin; On-site; EUR 120,000 - 180,000; Full time

Job summary

Ibec in Ireland is seeking a Head of IT Infrastructure and Information Security to steer the organisation’s technology estate, balancing resilience, security, and cost.

The role will drive governance across Azure/on-prem environments, risk management, and cloud-platform strategies, reporting to the CISO and collaborating with key business units.

Qualifications

• 10+ years IT experience with cloud environments.
• 5+ years in senior IT infrastructure and information security.
• Experience with ISO27001 and data protection regulations.
• Strong vendor management and SLA governance.

Responsibilities

• Oversee Azure and on-premises server, network, and firewalls.
• Lead ISO27001 implementation and security posture.
• Manage hybrid Microsoft environment, Entra ID and SSO.
• Define IT disaster recovery strategy and testing.
• Own IT Opex budget and deliver strategic initiatives.

Skills

Azure

Intune

Entra ID

SSO

ISO27001

SIEM

SOC

Hybrid cloud

Vendor management

Incident response

Tools

Firewalls

Azure AD

Job description

JOB DETAILS

The Head of IT Infrastructure and Information Security will lead the strategic direction and governance of the organisation’s infrastructure and security landscape. The primary focus will be on designing, implementing and maintaining a resilient, secure, scalable, and cost-effective technology estate that supports the organisation's business goals and operational requirements. This senior technical ‘hands‑on’ role will ensure seamless operation of the IT estate through implementation and maintenance of common processes and architectural standards.
The closing date for applications will be 2pm on 17th September

ABOUT THE ROLE

Infrastructure Management and Governance: responsible for all aspects of the organisation's IT infrastructure. This includes Azure and on-premise server environment, network (WAN/LAN/WLAN) and firewalls. Operate enterprise governance and manage relevant providers ensuring adherence to SLAs, continuous improvement, and cost control.
Information Security and Risk: In partnership with the organisation's CISO, and SIEM/SOC provider, act as the technical authority managing the following: SOC andfirewallreviews, incident response, penetration tests, securing applications, patch management, and external certifications. Lead the continued implementation of ISO27001 for IT.
Access Management and Application Security: Manage and secure a comprehensive hybrid Microsoft environment, including on-premises AD, Entra ID, SSO implementations, application registrations, and device management.
Enterprise Security:Oversee and manage existing tooling,identifyfuturerequirementsand implement solutions.
IT Disaster Recovery: Partner with the Head of Applications to define and execute the IT Disaster Recovery strategy. Maintain infrastructure resilience through robust data backup policies, system redundancy, and high-availability configurations. Treat IT disaster recovery as a continuous exercise by regularly testing failover mechanisms,validatingrecoveryobjectives,and refining response plans.
Budget Ownership and Project Execution: Manage the IT Operational Expenditure budget and deliver strategic IT initiatives.
NOTE: This list is not exhaustive but serves to reflect the nature of the duties included in the role. Given the nature of the organisation and the need to respond to members’ needs on an ongoing basis, the role is subject to change over time. Sector assignment may be subject to change.

ABOUT YOU

Previous Experience:

• Minimum 10 years of progressive experience in IT, witha significant portionof that time spent in a technical capacity focused on the design, operation, issueresolutionand management of complex cloud environments.
• Minimum 5 years of proven experience in a senior IT Infrastructure and Information Security role.

Skills Required:

• Microsoft: Deep understanding of Microsoft’s Azure, Intune, Entra and 365 and the principles and policiesrequiredto successfully implement them in a multi-vendor application environment.
• Infrastructure: Proven experience managing hybrid and multi-cloud environments. Demonstrated understanding of enterprise networking.
• Information Security: Comprehensive knowledge of incident and vulnerability management and working with SIEM / SOC providers. Proven experience deploying and managing a comprehensive enterprise security stack, including endpoint detection and response. Demonstratedexpertiseoperatingto standards (ISO 27001 or similar) and data protection regulations.
• Vendor Management: Experience scoping project deliverables,establishingrequirements, and regularly evaluating third-party vendor performance against established SLAs.
• Problem Solving: Strong problem-solving and analytical abilities, with a focus on resolving technical challenges related to infrastructure and applications interoperability.
• Technical Acumen: A solid understanding of the principles of modern cloud-native architectures (SaaS, Cloud, Microsoft) and emerging technologies like AI.
• Continuous Tech Adoption: A proactive, self-motivated approach to staying current withemergingtechnologies and assessing their application to business needs.
• Business Acumen: Strong collaboration skills with the ability to provide pragmatic solutions aligned to standards.

Why us?

Ibec Core Competencies
Bias towards action

• Collaborative – work together as ‘one Ibec’.
• Dynamic – approach initiatives with careful planning, energy, drive, and resilience.
• Decisive – make clear, well-informed decisions.

Member and Customer Focus

• Agile and Adaptive – embrace change and be adaptive to members’ needs and in ambitious situations.
• Creative and Innovative – not afraid of dynamic thinking in finding solutions.
• Curious and Critical Thinking – open minded and proactive in gathering data in developing opinions.

Drive and Personal Leadership

• Ambitious – driven and can take responsible risks.
• Accountable – committed to highest standards and takes ownership of actions.
• Continuous Improvement – proactive on personal and professional development

Ibec is an equal opportunity employer and is committed to providing reasonable accommodations for potential and existing employees with a disability. Should you wish to request a reasonable accommodation please [e-mail]