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ICT Security

4 weeks ago

Dublin, Dublin City, Ireland National Treasury Management Agency Full time
ICT Security & Networks Administrator (FTO)

Role: ICT Security & Networks Administrator (FTO) at National Treasury Management Agency (NTMA).

Role Profile

Job title: ICT Security & Networks Administrator
Division/Function: Finance, Technology and Risk / IT
Reports to: Head of ICT Security & Networks
Job Family: Technology
Career Zone: Professional
Career Stream: Support Professionals
Contract Type: Permanent

Closing Date for Applications: Friday 3rd October 2025

Summary of the Business

The National Treasury Management Agency (NTMA) provides asset and liability management services to the Irish Government. It manages a complex portfolio of public assets and liabilities, including the National Debt, the State Claims Agency, NewERA, the Ireland Strategic Investment Fund, National Development Finance Agency and the NTMA Future Ireland Funds. The NTMA also assigns staff to related bodies. The NTMA offers benefits including flexible work options, wellbeing programmes, learning and development, diversity initiatives, professional membership fee reimbursement and a career-average Defined Benefit Pension Scheme.

Role Summary

The ICT Security & Networks Administrator, reporting to the Head of ICT Cyber Security & Networks, participates in delivering and maintaining the confidentiality, integrity and high availability of NTMA data and services in a hybrid network model. It involves configuring and managing networking and data communications infrastructure on premise and in a hybrid cloud environment, and assisting in the management of ICT security technologies with a focus on network management, responding to security system alerts and suspicious activity. The role requires keeping up to date with technical systems and relevant professional certifications, and awareness of security and network risks, trends and process innovations relevant to the Agency's business systems.

Principal Accountabilities

Participate in managing and maintaining a secure network infrastructure and communication systems across the Agency with emphasis on availability, security practices and monitoring tools. Duties include, but are not limited to:

  • Administration and support of network security control tools including firewalls, network access management and other network security elements
  • Assist in evaluating security of new products and services (on premise and cloud services)
  • Troubleshoot and analyse network security across technologies
  • Monitor security system logs and reports for anomalies
  • Support network security and system auditing and vulnerability assessments
  • Participate in remediation and mitigation of detected vulnerabilities
Required Qualifications
  • Bachelor Degree in Computing, Engineering or equivalent qualification or experience
  • Certification/Qualifications in industry recognised Network and Security disciplines

The following would be a distinct advantage:

  • Cisco CCNA/CCNP, Fortinet Certifications, Checkpoint CCSA, Palo Alto
  • Microsoft Network, Security, or Cloud certifications
  • Any relevant networking and IT security qualifications
Experience
  • Minimum of 5 years' experience in a network security administration role for a medium-sized organisation
  • Solid knowledge of LAN, WAN, DMZ, VPN and DNS technologies and protocols
  • Experience supporting network security management solutions
  • Knowledge of Public Key Infrastructure (PKI)
  • Experience with Fortinet and Checkpoint security technologies
  • Experience with web and email content filters and Intrusion Prevention Systems (IPS)
  • Understanding of cloud networking and security concepts
  • Experience with cloud-based security solutions and best practices
  • Familiarity with security frameworks such as NIST, ISO 27001 and CIS
  • Experience with ticketing tools for Incident, Change & Problem Management

Experience in the following areas would be advantageous:

  • Experience with CISCO and Palo Alto technologies
  • Experience with SIEM and NDR for network security monitoring
  • Experience with Access and Identity Management and Privileged Access Management solutions
  • Experience with Microsoft Azure, including Azure Virtual Networks, Azure Firewall and Azure Security Centre
Skills
  • Aptitude for solving problems and acting on own initiative
  • Strong team player with a flexible approach
  • Highly motivated with a willingness to adapt and learn new skills
  • Effective written and verbal communication with a positive and confident attitude
Pension Abatement

If an appointee has previously been employed in the Civil or Public Service and is entitled to or in receipt of a pension, abatement may apply under the Public Service Pension Act 2012. Applicants will be required to complete a pre-employment declaration to confirm pension status. The NTMA is committed to equal opportunities and a diverse, inclusive workplace.

Necessary arrangements can be made at interview stage to accommodate candidates with disabilities. If you have difficulty uploading your CV online or need access to information on this site, please email recruitment@ntma.ie

The NTMA is proud to be an equal opportunities employer. We recognise that a diverse and inclusive workplace informs better decision making, creativity, innovation and drives business performance. We are strongly committed to ensuring that our workforce is representative of our society.

Seniority level
  • Mid-Senior level
Employment type
  • Full-time
Job function
  • Information Technology

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