Principal Engineer – Linux & GPFS / Spectrum Scale (Remote)
Oliver James- FULLY REMOTE
- Day rate contract
- 6-month (Rolling) Contract
You will play a key role in ensuring the availability, scalability, performance, and security of infrastructure supporting business-critical services. Working across Linux, IBM Spectrum Scale (GPFS), and Red Hat OpenShift/Kubernetes, you will lead complex technical initiatives, drive automation and modernisation, and act as a trusted technical authority across the wider engineering organisation, helping to build and evolve the platforms that underpin critical business services.
This is a key technical leadership position with the opportunity to shape infrastructure strategy, modernise enterprise platforms, and deliver resilient technology at scale.
Key Responsibilities
- Lead the architecture, design, and delivery of complex, business-critical infrastructure projects.
- Design and support highly available, scalable Linux platforms across on-premises and hybrid cloud environments.
- Administer and optimise IBM Spectrum Scale (GPFS) for high-performance distributed storage and data workloads.
- Deploy, manage, and enhance Red Hat OpenShift/Kubernetes platforms for secure and reliable containerised application delivery.
- Drive platform stability, performance, resilience, availability, and data integrity.
- Develop and implement security hardening, patching, and compliance standards.
- Lead complex troubleshooting and root cause analysis across distributed infrastructure.
- Drive automation and Infrastructure as Code using technologies such as Bash, Python, Ansible, and Terraform.
- Partner with application, DevOps, security, and infrastructure teams to align technology solutions with business requirements.
- Establish engineering standards, best practices, and technical documentation.
- Mentor engineers and provide technical leadership, guidance, and knowledge sharing.
- Extensive experience in Linux engineering and administration, ideally across RHEL, CentOS, Oracle Linux, or similar platforms.
- Strong expertise in IBM Spectrum Scale (GPFS), including architecture, implementation, administration, and performance tuning.
- Significant experience with OpenShift and Kubernetes, including cluster management and container orchestration.
- Strong knowledge of Linux performance tuning, monitoring, capacity planning, and troubleshooting.
- Experience with security hardening, vulnerability management, patching, and compliance.
- Strong scripting and automation skills, particularly Bash, Python, Ansible, and/or Terraform.
- Good understanding of enterprise networking, including TCP/IP, DNS, load balancing, and firewalls.
- Experience with high-availability and disaster recovery architectures.
- Proven ability to lead complex technical projects and influence architectural decisions.
- Hybrid or multi-cloud environments, including AWS, Azure, or GCP.
- DevOps and CI/CD practices.
- Enterprise monitoring and observability tools such as Prometheus, Grafana, and ELK/Elastic Stack.
- Relevant certifications such as RHCE, RHCA, CKA, or equivalent.
Someone who is technically strong and highly experienced Linux engineer who enjoys solving complex infrastructure challenges and influencing how enterprise platforms evolve.
- Strong analytical and problem-solving skills.
- A hands-on approach to complex technical challenges.
- Excellent communication and stakeholder management skills.
- The ability to lead, influence, and mentor engineering teams.
- A proactive approach to automation, continuous improvement, and innovation.
- The ability to operate effectively in a fast-paced, high-impact environment.