Find Security engineer incident response Jobs in Clontarf, D

Principal Engineer II (Linux team)
ICON Plc —Dublin, County Dublin
- Full-time
- Engineering
- Analysis skills
- Scripting
4d
Principal Cloud & Kubernetes Engineer
InterSystems —Dublin, County Dublin
- Azure
- DevOps
- AWS
9d
Front-line Service Desk Engineer
Spector —Dublin, County Dublin
- €30,000–€32,000 a year
- Full-time
- Hybrid work
- Customer service
- Windows
- Analysis skills
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5d
Senior TechOps Engineer
Uniphar PLC —DUBLIN 24, County Dublin
- Full-time
- Azure
- Computer Science
- Windows
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11d
Operational Technology (OT) Security Architect
Accenture —Dublin, County Dublin
- Full-time
- No degree
Production Engineer (Kubernetes)
Crusoe —Dublin, County Dublin
- Full-time
- Computer Science
- Bachelor's degree
- Linux
Quick apply
Data Center Manager - Facilities
Elwood Roberts —Dublin, County Dublin
- €100,000–€120,000 a month
- Full-time
- Leadership
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Software Engineering Lead - Infrastructure Platforms
JPMorganChase —DUBLIN 2, County Dublin
- Full-time
- Engineering
- Java
- C++
10d
Cloud Platform Lead
SoftCo —Dublin, County Dublin
- Full-time
- Hybrid work
- Azure
- Computer Science
- DevOps
Quick apply
Electrical Capacity Install Technician , DCEO Capacity Install
Amazon Data Services Ireland Limited —Dublin, County Dublin
- Full-time
- Engineering
- Microsoft Office
- AWS
9d
Director of Software Engineering
Mastercard —Dublin, County Dublin
- Full-time
- Azure
- Computer Science
- DevOps
Senior Splunk Developer
NTT Ltd —Dublin, County Dublin
- Hybrid work
Health & Safety Engineer Construction, AWS Data Centers
Amazon Data Services Ireland Limited —Dublin, County Dublin
- Full-time
- Microsoft Office
- Master's degree
- AWS
3d
Staff Site Reliability Engineer
Fivetran —Dublin, County Dublin
- Full-time
- Azure
- Java
- AWS
- Annual leave
- Sick pay
Quick apply
3d
Software Development Technical Lead
DOCOsoft —Clonskeagh, County Dublin
- Full-time
- Hybrid work
- Azure
- System design
- Mentoring
- Annual leave
Quick apply
Customer Success Manager
Expel —Dublin, County Dublin
- €57,100–€82,800 a year
- On call
- Remote
- Bachelor's degree
Quick apply
Staff Technical Program Manager, Site Reliability Engineering
MongoDB —Dublin, County Dublin
- Remote
- Azure
- AWS
- SDLC
Staff Software Engineer
Medserv —Dundrum, County Dublin
- €110,000 a year
- Full-time
- Hybrid work
- Azure
- System design
- Master's degree
- Annual leave
- Employee assistance program
Quick apply
3d
Senior Software Engineer
Vectra —Dublin, County Dublin
- Azure
- Engineering
- AWS
- Life insurance
Quick apply
Data Platform Engineer
Verifone —Dublin, County Dublin
- On call
- Hybrid work
- DevOps
- AWS
- Scripting
Quick apply
4d

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Principal Engineer II (Linux team)

ICON Plc -
Dublin, County Dublin

Apply Now

Job details

Full-time
4 days ago

Qualifications

CI/CD
Kubernetes
Ansible
Load balancing
Engineering
Bash (Unix shell)
Firewall
Analysis skills
Terraform
Scripting
DNS
Solarwinds
CentOS
VMWare
Linux
TCP/IP
AI
Communication skills
Python

Full job description

Principal Engineer II - Office Hybrid in Dublin, Ireland

ICON is a global healthcare intelligence and clinical research organisation united by a mission to bring new medicines and treatments to patients faster.

As a values-driven organisation, integrity, collaboration, agility, and inclusion are at the heart of how we work and interact with each other, customers, patients and suppliers.

Overview

We are seeking a highly skilled Principal Engineer II to join our Linux team, and to provide senior technical leadership in designing, implementing, and supporting enterprise-grade Linux platforms. This role is critical to maintaining the reliability, scalability, and security of infrastructure that underpins business-critical services. The successful candidate will bring deep expertise in Linux systems, I BM Spectrum Scale (GPFS), Red Hat OpenShift/Kubernetes, OpenShift AI and VMware, and will play a key role in driving innovation, operational excellence, and platform modernization.

This role is ideal for a seasoned Linux engineer who thrives in complex environments and is passionate about building resilient, scalable platforms. As a Principal Engineer II, you will play a pivotal role in shaping the infrastructure strategy while acting as a trusted technical leader for mission-critical initiatives.

This is an Office Hybrid role with 60% office-attendance (3 times a week) in our HQ in Leopardstown, Dublin 18.May require participation in an on-call rotation.

Occasional off-hours work for maintenance or incident response.

Key Responsibilities

Serve as the technical lead for business-critical projects, owning architecture, design decisions, and successful delivery.
Design, implement, and maintain highly available, scalable Linux environments across on-premises and virtualized platforms.
Administer and optimize IBM Spectrum Scale (GPFS) for high-performance, distributed storage and data management.
Deploy, manage, and enhance container platforms using OpenShift/Kubernetes, and OpenShift AI, ensuring secure and efficient application delivery.
Manage and optimize virtualized infrastructure leveraging VMware technologies.
Ensure system stability, performance, availability, and data integrity across all Linux-based infrastructure.
Develop and implement security hardening standards, ensuring compliance with organizational and industry best practices.
Lead troubleshooting and root cause analysis for complex system and performance issues in distributed environments.
Drive automation initiatives using scripting and infrastructure-as-code to improve efficiency and reduce operational risk.
Collaborate with application, DevOps, security, and infrastructure teams to align platform capabilities with business needs.
Establish and enforce engineering standards, best practices, and documentation.
Mentor and provide technical guidance to engineers, fostering skill development and knowledge sharing.

Required Qualifications

Extensive experience in Linux system engineering and administration (e.g., RHEL, CentOS, or equivalent).
Proven expertise with IBM Spectrum Scale (GPFS), including design, deployment, and performance tuning.
Proven experience with OpenShift, Kubernetes and OpenShift AI, including cluster management and container orchestration.
Experience in using VMware environments.
Deep understanding of system performance tuning, monitoring, and capacity planning.
Experience implementing security hardening, patching strategies, and compliance frameworks.
Strong scripting and automation skills (e.g., Bash, Python, Ansible, Terraform).
Solid networking knowledge (TCP/IP, DNS, load balancing, firewalls).
Strong understanding of disaster recovery and contingency planning.
Experience with high-availability architectures.
Familiarity with CI/CD pipelines and Platform Engineering practices.
Knowledge of enterprise monitoring and logging tools (e.g., Prometheus, Grafana, ELK stack and Solarwinds).
Relevant certifications (e.g., RHCE, RHCA, OpenShift, or equivalent).
Demonstrated ability to lead complex technical projects and influence architectural decisions.
Strong written and verbal presentation and communication skills, with the ability to engage both technical and non-technical stakeholders.

Key Competencies

Strong problem-solving and analytical skills.
Excellent communication and stakeholder management abilities.
Leadership mindset with the ability to drive initiatives and mentor teams.
Proactive approach to continuous improvement and innovation.
Ability to perform effectively in fast-paced, high-impact environments.

#LI-Hybrid

#LI-MK2

Employment with ICON is contingent upon having the legal right to work in the country where the role is based.

Rewards & Benefits

ICON offers a competitive and comprehensive total rewards package designed to support your health, wellbeing, and career development.

Benefits may include:

Competitive base salary and performance related incentives
Health and wellbeing programmes including medical, dental, and vision coverage where applicable
Retirement and pension plans
Life assurance and disability coverage
Employee assistance programmes and wellbeing resources
Learning and development opportunities through structured training and career pathways

Benefits may vary depending on role and location.

Visit our careers site to read more about the benefits ICON offers.

Inclusion and Accessibility

ICON is an equal opportunity employer. We are committed to building an inclusive and accessible workplace where everyone feels valued and supported.

If you require reasonable accommodations during the recruitment process, please let us know or submit a request .

Are you a current ICON Employee?

Apply Now

Refine Your Search

security engineer incident response jobs in clontarf, d

Principal Engineer II (Linux team)

Principal Cloud & Kubernetes Engineer

Front-line Service Desk Engineer

Senior TechOps Engineer

Operational Technology (OT) Security Architect

Production Engineer (Kubernetes)

Data Center Manager - Facilities

Software Engineering Lead - Infrastructure Platforms

Cloud Platform Lead

Electrical Capacity Install Technician , DCEO Capacity Install

Director of Software Engineering

Senior Splunk Developer

Health & Safety Engineer Construction, AWS Data Centers

Staff Site Reliability Engineer

Software Development Technical Lead

Customer Success Manager

Staff Technical Program Manager, Site Reliability Engineering

Staff Software Engineer

Senior Software Engineer

Data Platform Engineer

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