- FULLY REMOTE
- Day rate contract
- 6-month (Rolling) Contract
OJ’s client looking for an experienced Principal Engineer to provide technical leadership across the design, delivery, and support of enterprise-scale Linux platforms.
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.
Essential Skills & Experience
- 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.
Desirable Experience
- 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.
Ideal profile:
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.
