Era4 develops, owns and operates AI infrastructure across the UK, powered by renewable energy. Converting legacy industrial and energy sites into modern data-centre facilities, Era4 is combining brownfield regeneration opportunities with cleaner, efficient, scalable compute capacity for healthcare, research, finance, enterprise, and public-sector organisations.
This is an initial 3-month remote contract with the potential for extension or transition into a permanent position.
Role Summary:
We are looking for a DevOps Engineer to design, operate and continuously improve our Kubernetes-based AI infrastructure. This hands-on role will focus on cloud-native platform engineering, GPU-accelerated workloads, bare-metal servers, automation and systems reliability, helping to deliver a secure, scalable and high-performing AI platform for ML engineers, data scientists and enterprise customers.
You will help build and operate our AI infrastructure, supporting Linux systems, Kubernetes platforms and automation initiatives. Working alongside experienced engineers and technology partners, you'll contribute to the delivery of secure, reliable and scalable services.
Responsibilities:
- Deploy and maintain bare-metal servers, Linux systems and data-centre infrastructure.
- Configure, support and troubleshoot Kubernetes clusters and workloads.
- Manage NVIDIA GPU infrastructure, monitoring performance and resource utilisation.
- Automate infrastructure and operational processes using IaC and DevOps tools.
- Support security, access management and platform governance.
- Collaborate with engineering teams, vendors and customers to resolve technical issues.
- Produce technical documentation and support infrastructure deployments.
- Participate in operational support and on-call activities.
Required Skills & Experience:
- Experience working with Linux servers and infrastructure environments.
- Exposure to bare-metal hardware, data centres or enterprise platforms.
- Knowledge of Kubernetes and containerised environments.
- Understanding of NVIDIA GPUs, AI infrastructure or high-performance computing environments.
- Familiarity with Infrastructure-as-Code, automation and scripting tools.
- Experience with technologies such as Ansible, Git, YAML, Python or CI/CD pipelines.
- Strong troubleshooting skills and willingness to learn new technologies.
- Ability to work across infrastructure, platform and operational environments.
Why Join Era4:
You’ll be joining a mission-driven start-up building critical national infrastructure, where operational excellence directly enables growth. This role offers high visibility with leadership, real autonomy, and the chance to shape how a next-generation company operates at scale.
Diversity & Inclusion:
Era4 is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.
Note:
We appreciate this is a relatively new skill set and we are open to candidates who may not tick all the boxes but are willing to learn and develop their skillset.
Skills Required
- Experience working with Linux servers and infrastructure environments
- Exposure to bare-metal hardware, data centers, or enterprise platforms
- Knowledge of Kubernetes and containerized environments
- Understanding of NVIDIA GPUs, AI infrastructure, or high-performance computing environments
- Familiarity with Infrastructure as Code, automation, and scripting tools
- Experience with Ansible, Git, YAML, Python, or CI/CD pipelines
- Strong troubleshooting skills and willingness to learn new technologies
- Ability to work across infrastructure, platform, and operational environments
What We Do
Carbon3.ai is building the UK’s sovereign AI platform – secure, sustainable, and designed for real-world impact. AI growth demands are creating new challenges and compute power requirements are outpacing supply. At Carbon3.ai, we’re not just providing infrastructure, we’re building the foundations to overcome these challenges. We are an energy business transforming into the UK’s sovereign choice for AI. Vertically integrated from soil to software transforming legacy industrial sites into renewable powered AI data hubs. Designed, owned, and operated by Carbon3.ai, all infrastructure and data processing are located within the UK and fully subject to UK jurisdiction and regulatory oversight. We generate our own off-grid renewable power, providing low-cost, sustainable energy comparable to Nordic levels, making AI workloads both affordable and sustainable. We own 50+ sites across the UK and are rapidly scaling them into AI data centres, enabling high-density, low-latency, sovereign AI deployment at national scale. Whether you're training models, deploying intelligent agents, or building industry-specific solutions, Carbon3.ai accelerates your journey from concept to production. Backed by strategic partnerships with leading brands and robust investment, we’re building the infrastructure to power the UK’s most ambitious AI innovation – ensuring British enterprises can access world-class AI capabilities securely and sustainably.
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