Find Cybersecurity engineer Jobs in Dublin, D

Operational Technology (OT) Security Architect
Accenture —Dublin, County Dublin
- Full-time
- No degree
Senior DevSecOps Engineer
Kaseya Careers —Dublin, County Dublin
- Azure
- DevOps
- AWS
Quick apply
Senior Software Engineer
Semperis —Dublin, County Dublin
- Full-time
- Hybrid work
- Azure
- Computer Science
- DevOps
Senior Technical Engineer
Schneider Electric —Dublin, County Dublin
- Full-time
- English
- Microsoft Office
- Continuous improvement
- Annual leave
- Employee assistance program
4d
Senior UX Designer
Expel —Dublin, County Dublin
- €77,600–€112,500 a year
- Remote
- Bachelor's degree
- No degree
- Communication skills
Quick apply
Senior TechOps Engineer
Uniphar PLC —DUBLIN 24, County Dublin
- Full-time
- Azure
- Computer Science
- Windows
Quick apply
4d
Senior Cloud Security Engineer
Davy —Dublin, County Dublin
- Full-time
- Hybrid work
- Azure
- Computer Science
- Salesforce
- Employee assistance program
Quick apply
AI Security Engineer
Flutter Entertainment —Dublin, County Dublin
- Master's degree
- AWS
- AI
Senior Safety & Systems Engineer
AeroVect —Dublin, County Dublin
- Full-time
- Remote
- Computer Science
- Data analysis skills
- SQL
3d
Tendering Engineer
Schneider Electric —Dublin, County Dublin
- Full-time
- Microsoft Word
- Microsoft Excel
- Sales
- Annual leave
- Employee assistance program
Field Service Engineer
Landmark Technologies Ltd —Dublin, County Dublin
- Full-time
- Azure
- Software troubleshooting
- Customer service
Quick apply
Internship - IT
Abbott Laboratories —Dublin, County Dublin
- Full-time
- Engineering
- Analysis skills
- Communication skills
2d
Senior Embedded Systems Design Engineer
Eaton —Dublin, County Dublin
- Computer Science
- System design
- C++
5d
Lead, Information Security Engineer
Mastercard —Dublin, County Dublin
- Full-time
- No degree
- Communication skills
- SDLC
Lead Software Engineer
JPMorganChase —DUBLIN 2, County Dublin
- Full-time
- Oracle
- Java
- SQL
PRINCIPAL AUTOMATION ENGINEER
Réalta Technologies (RT) —Dublin, County Dublin
- Full-time
- Bachelor's degree
- No degree
- Mentoring
Lead Program Security Engineer
Mastercard —Dublin, County Dublin
- Full-time
- DevOps
- AI
- Leadership
SailPoint Engineer
AIG —DUBLIN 1, County Dublin
- Full-time
- Azure
- Customer service
- Java
Quick apply
Senior Penetration Tester
Integrity360 —Dublin, County Dublin
- Computer Science
- Windows
- Java
Team Lead Engineering - Developer Experience (Remote)
SoSafe —Dublin, County Dublin
- Full-time
- Remote
- AWS
- Leadership
- Referral programme

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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

cybersecurity engineer jobs in dublin, d

Operational Technology (OT) Security Architect

Senior DevSecOps Engineer

Senior Software Engineer

Senior Technical Engineer

Senior UX Designer

Senior TechOps Engineer

Senior Cloud Security Engineer

AI Security Engineer

Senior Safety & Systems Engineer

Tendering Engineer

Field Service Engineer

Internship - IT

Senior Embedded Systems Design Engineer

Lead, Information Security Engineer

Lead Software Engineer

PRINCIPAL AUTOMATION ENGINEER

Lead Program Security Engineer

SailPoint Engineer

Senior Penetration Tester

Team Lead Engineering - Developer Experience (Remote)

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