Find Security architect Jobs in Drumcondra, D

Operational Technology (OT) Security Architect
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Amazon Web Services EMEA SARL (Irish Branch) —Dublin, County Dublin
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Accenture —Dublin, County Dublin
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Amazon Data Services Ireland Limited —Dublin, County Dublin
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Partner Solutions Architect, WWPS Global ISV Partners
Amazon Web Services EMEA SARL (Irish Branch) —Dublin, County Dublin
- Full-time
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Senior Architect, Global Engineering Strategy
Amazon Development Centre Ireland Limited —Dublin, County Dublin
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2d
Senior Integration Engineer
U.S. Bank National Association —DUBLIN 18, County Dublin
- €102,680–€120,800 a year
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Lead, Platform Engineer
Mastercard —Dublin, County Dublin
- Full-time
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Lead Guild Security Engineer
Mastercard —Dublin, County Dublin
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Forward Deployed Engineer, GenAI, Google Cloud
Google —Dublin, County Dublin
- €100,000–€103,000 a year
- Full-time
- Spanish
- Microsoft Excel
- Doctoral degree
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Cloud Platform Manager
Elwood Roberts —Dublin, County Dublin
- €500–€600 a day
- Full-time
- Azure
- Computer Science
- DevOps
Quick apply
Cloud Support Consultant
Codec —Dublin, County Dublin
- Full-time
- Hybrid work
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Data Architect
Holafly —Dublin, County Dublin
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1d
Solution Architect – GraphQL
Datamatics Technologies —Dublin, County Dublin
- Full-time
- Azure
- Computer Science
- Master's degree
Quick apply
13d
Senior Full-Stack Developer
Citi —Dublin, County Dublin
- €71,440–€107,160 a year
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SAP Basis Architect
Capgemini —Dublin, County Dublin
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Senior Solution Architect
EXL Service —Dublin, County Dublin
- Full-time
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Operational Technology (OT) Security Architect

Accenture -
Dublin, County Dublin

Apply Now

Job details

Full-time

Qualifications

NIS
IDS
Security

Full job description

The OT Security Architect is responsible for protecting industrial control systems (ICS) and operational technology environments against cyber threats while ensuring safety, availability, and regulatory compliance. The bridges IT and OT, enabling secure digital operations across critical infrastructure environments such as utilities, energy, manufacturing, and transportation.

Key Responsibilities

OT Security Strategy & Governance

Define and implement OT cybersecurity strategy, policies, and standards aligned to IEC 62443, NIST 800 82, NIS D, and ISO 27001.
Establish OT security governance models and maintain OT risk registers across facilities.
Act as a trusted advisor to OT operations, engineering, and executive stakeholders.
Architecture & Secure Design
Design secure OT network architectures aligned to the Purdue Model (Levels 0–3.5).
Define and validate secure IT/OT integration patterns, including data flows, remote access, and segmentation.
Review and secure digital transformation initiatives (e.g., historians, analytics platforms).
Threat & Vulnerability Management
Conduct OT specific risk assessments, vulnerability assessments, and penetration testing of SCADA/DCS/PLC environments.
Implement vulnerability management and patching strategies suitable for safety critical systems.
Support OT incident response and forensic investigations.
Security Controls Implementation
Deploy and operate OT security technologies including:
- OT Intrusion Detection / Network Monitoring (e.g., passive IDS)
- Firewalls and segmentation controls at Levels 2 & 3
- Secure remote access solutions
- Removable media controls and data diodes
Support deployment across geographically dispersed and remote field sites.

Compliance & Regulatory Assurance

Support compliance with NIS D, sector specific regulations, and audit requirements.
Prepare evidence, security reports, and remediation plans for regulatory and internal audits.
Translate regulatory requirements into practical, site level security controls.
Stakeholder & Delivery Management
Liaise with plant operators, OT engineers, OEMs, vendors, and system integrators.
Lead or support multi-site OT security deployments and uplift programmes.
Provide training and awareness sessions for OT and SCADA teams.

Required Experience & Skills

Strong hands-on experience in OT / ICS / SCADA / DCS environments.
Deep understanding of industrial networking, protocols, and architectures.
Proven experience delivering OT security assessments, designs, and implementations.
Knowledge of OT security standards and frameworks:
- IEC 62443
- NIST 800 82
- NIS D
- ISO 27001 (OT relevant controls)
Experience working in critical infrastructure or highly regulated environments.

#LI-EU

Apply Now

Refine Your Search

security architect jobs in drumcondra, d

Operational Technology (OT) Security Architect

Security Architect - Cyber Security

SoC Compute/Memory Subsystem Architect

Senior Platform Architect

Senior Solutions Architect, Ireland

Dev Ops Engineer

Colo Physical Security Architect, Data Center Engineering, Colocation Regional Engineering

Partner Solutions Architect, WWPS Global ISV Partners

Senior Architect, Global Engineering Strategy

Senior Integration Engineer

Lead, Platform Engineer

Lead Guild Security Engineer

Forward Deployed Engineer, GenAI, Google Cloud

Cloud Platform Manager

Cloud Support Consultant

Data Architect

Solution Architect – GraphQL

Senior Full-Stack Developer

SAP Basis Architect

Senior Solution Architect

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