# Principal Engineer II

**Company**: ICON
**Location**: Dublin
**Work arrangement**: hybrid
**Experience**: senior
**Job type**: full-time
**Category**: Engineering
**Industry**: Healthcare

**Apply**: https://icon.wd3.myworkdayjobs.com/en-US/broadbean_external/job/Ireland-Dublin/Principal-Engineer-II--Linux-team-_JR153867?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/jobs/job_fe82c440-388

## Description

ICON is seeking a highly skilled Principal Engineer II to join our Linux team, providing 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, IBM 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.

**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.

**Rewards & Benefits**

- 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

## Skills

### Required
- Linux system engineering
- IBM Spectrum Scale (GPFS)
- OpenShift
- Kubernetes
- OpenShift AI
- VMware
- Scripting
- Automation
- Networking
- Disaster recovery
- CI/CD pipelines
- Platform Engineering

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Source: [Apply at icon.wd3.myworkdayjobs.com](https://icon.wd3.myworkdayjobs.com/en-US/broadbean_external/job/Ireland-Dublin/Principal-Engineer-II--Linux-team-_JR153867?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)