Senior Cloud Engineer (K8S)

Graphcore

About Graphcore  How often do you get the chance to build a technology that transforms the future of humanity?  At Graphcore, we’re building the future of AI compute.We’re a team of semiconductor, software and AI experts, with deep experience in creating the complete AI compute stack - from silicon and software to infrastructure at datacenter scale. As part of the SoftBank Group, backed by significant long-term investment, we are delivering key technology into the fast-growing SoftBank AI ecosystem.To meet the vast and exciting AI opportunity, Graphcore is expanding its teams around the world.We are bringing together the brightest minds to solve the toughest problems, in a place where everyone has the opportunity to make an impact on the company, our products and the future of artificial intelligence.   Job Summary   We are looking for a Senior Network Engineer to join our Cloud Platform Team and help develop and deploy clouds and services. Working closely with our colleagues in Software Platform, Datacentre Operations and Product Development teams, you will deploy services onour fleet of cutting-edge AI systems. As part of our Software Platform organisation, you will be involved in the cloud integration, validation, performance benchmarking, optimisation, and development of our high-performance AI solutions.  These include in-house AI systems alongside off-the-shelf high-performance servers, switches and storage solutions.  This is a hand-on technical role requiring a solid background in the use of cloud infrastructure, deployment using Infrastructure-as-Code, observability, high-performance networkingand storage systems.  You may have been working in an IT organisation, a datacentre, a cloud provider or as a developer of orchestration or cloud services.      The Software Platform team at Graphcore  We build Graphcore products into large-scale AI solutions for our customers and the Cloud Platform Team is responsible for providing such systems to both internal users via private clouds and customers via our own public clouds.  Often the internal systems will be using and developing pre-release hardware and software, so it’s vital you are comfortable with unproven components.    Responsibilities and Duties    * Develop and operate high-performance ethernet infrastructure on our private clouds and support internal users in their use. You will turn end-user and product requirements into deployed services.  * Help to build automation to collect and analyse metrics and other data from the network infrastructure to support clear identification and reporting of any issues.  Work with users to provide information of any product-related issues to Engineering and QA departments.  * Work with our Datacentre Operations Engineers to maintain, tune and operate the fleet of AI systems at peak performance in our private clouds.  * Work with external vendors of off-the-shelf switches, servers and storage solutions to integrate 3rd party products into our Cloud Reference Design, with a focus on network performance, automation and resilience.    Skills and Experience (all required)  * Bachelor's degree or equivalent practical experience in a relevant subject.  * Significant hands-on experience with 1 or more vendor’s high-end (100Gb/s+) ethernet switch solutions.  * Experience managing on-premises or private-cloud environments.   * Solid software engineering or IT experience with a proven track record of delivering technical output as an individual contributor.  * Experience working in an AGILE and SCRUM framework, including understanding of priorities, risks, issues, impacts and constraints.   * Strong proven Linux scripting ability (bash, python, awk, sed).  * Strong proven Linux system administration (Ubuntu, RHEL and variants).  * Experience with a version control system (preferably Git) and using it to manage system configuration or automation.  * Experience with Continuous Integration or testing pipelines using GitLab, GitHub or similar.  * A solid hands-on understanding of the technologies underpinning cloud services (APIs, virtualisation of CPUs, IO, systems) and how they relate to high-performance networking.  * Experience with IAC automation tools (Terraform/OpenTofu, Ansible).  * Experience with container deployment and management tools (e.g. docker).  * Experience with solutions for monitoring and observability. e.g. Grafana, Prometheus, OpenSearch/ElasticSearch, Loki.   * Good communication and presentation skills, and experience dealing with end-users of IT services.  * An ability to work independently on critical infrastructure with minimal oversight, and with a focus on end-user availability.     Desirable but not required:  * Experience with Openstack cloud platforms.  * Experience with High Performance Computing (HPC) environments using SLURM or similar batch workload solutions.  * Experience with hardware offloading on RDMA-capable NICs and how that integrates with virtual networking on Open V-switch, KVM/QEMU.  * Experience with managing production Kubernetes clusters and workloads with an automation tool such as ArgoCD.    Benefits In addition to a competitive salary, Graphcore offers flexible working, a generous annual leave policy, private medical insurance and health cash plan, a dental plan, pension (matched up to 5%), life assurance and income protection. We have a generous parental leave policy and an employee assistance programme (which includes health, mental wellbeing, and bereavement support). We offer a range of healthy food and snacks at our central Bristol office and have our own barista bar! We welcome people of different backgrounds and experiences; we’re committed to building an inclusive work environment that makes Graphcore a great home for everyone. We offer an equal opportunity process and understand that there are visible and invisible differences in all of us. We can provide a flexible approach to interview and encourage you to chat to us if you require any reasonable adjustments.   Sponsorship Applicants for this position must hold the right to work in the UK. Unfortunately at this time, we are unable to provide visa sponsorship or support for visa applications.

Graphcore

About Graphcore  At Graphcore, we’re building the future of AI compute.We’re a team of semiconductor, software and AI experts, with deep experience in creating the complete AI compute stack - from silicon and software to infrastructure at datacenter scale. As part of the SoftBank Group, backed by significant long-term investment, we are delivering key technology into the fast-growing SoftBank AI ecosystem.To meet the vast and exciting AI opportunity, Graphcore is expanding its teams around the world.We are bringing together the brightest minds to solve the toughest problems, in a place where everyone has the opportunity to make an impact on the company, our products and the future of artificial intelligence.    Job Summary We are looking for a Senior Engineer to join our Cloud Platform Team and help develop and deploy clouds and services. Working closely with our colleagues in Software Platform, Datacentre Operations and Product Development teams, you will deploy services on our fleet of cutting-edge AI systems. As part of our Software Platform organisation, you will be involved in the cloud integration, validation, performance benchmarking, optimisation, and development of our high-performance AI solutions.  These include in-house AI systems alongside off-the-shelf high-performance servers, switches and storage solutions.  This is a hand-on technical role requiring a solid background in the use of cloud infrastructure, deployment using Infrastructure-as-Code, observability, high-performance networking and storage systems.  You may have been working in an IT organisation, a datacentre, a cloud provider or as a developer of orchestration or cloud services.      The Software Platform team at Graphcore  We build Graphcore products into large-scale AI solutions for our customers and the Cloud Platform Team is responsible for providing such systems to both internal users via private clouds and customers via our own public clouds.  Often the internal systems will be using and developing pre-release hardware and software, so it’s vital you are comfortable with unproven components.    Responsibilities and Duties * Develop and operate end-user services on our private clouds and support internal users in their use. You will turn end-user and product requirements into deployed services.  * Help to build automation to collect and analyse metrics and other data from the cloud services to support clear identification and reporting of any issues.  Work with users to provide information of any product-related issues to Engineering and QA departments.  * Work with our Datacentre Operations Engineers to maintain and operate the fleet of AI systems at peak performance in our private clouds.  * Configure and test new Graphcore AI hardware and systems using Continuous Deployment and Infrastructure-as-code in internal and external datacentres.  * Work with external vendors of off-the-shelf switches, servers and storage solutions to integrate 3rd party products into our Cloud Reference Design.    Skills and Experience (all required)  * Bachelor's degree or equivalent practical experience in a relevant subject.  * Solid software engineering or IT experience with a proven track record of delivering technical output as an individual contributor.  * Experience managing on-premises or private-cloud environments.   * Experience working in an AGILE and SCRUM framework, including understanding of priorities, risks, issues, impacts and constraints.   * Strong proven Linux scripting ability (bash, python, awk, sed).  * Strong proven Linux system administration (Ubuntu, RHEL and variants).  * Experience with a version control system (preferably Git) and using it to manage system configuration or automation.  * Experience with Continuous Integration or testing pipelines using GitLab, GitHub or similar.  * A solid hands-on understanding of the technologies underpinning cloud services (APIs, virtualisation of CPUs, IO, systems), virtual networks, block storage, resource management and monitoring.  * Experience with IAC automation tools (Terraform/OpenTofu, Ansible, Packer).  * Experience with container deployment and management tools (e.g. docker).  * Experience with solutions for monitoring and observability. e.g. Grafana, Prometheus, OpenSearch/ElasticSearch, Loki.   * Good communication and presentation skills, and experience dealing with end-users of IT services.  * An ability to work independently on critical infrastructure with minimal oversight, and with a focus on end-user availability.    Desirable but not required:  * Experience with Openstack cloud platforms.  * Experience with High Performance Computing (HPC) environments using SLURM or similar batch workload solutions.  * Experience with managing production Kubernetes clusters and workloads.   * Programming experience with Python3 utilising classes and inheritance.  Benefits In addition to a competitive salary, Graphcore offers flexible working, a generous annual leave policy, private medical insurance and health cash plan, a dental plan, pension (matched up to 5%), life assurance and income protection. We have a generous parental leave policy and an employee assistance programme (which includes health, mental wellbeing, and bereavement support). We offer a range of healthy food and snacks at our central Bristol office and have our own barista bar! We welcome people of different backgrounds and experiences; we’re committed to building an inclusive work environment that makes Graphcore a great home for everyone. We offer an equal opportunity process and understand that there are visible and invisible differences in all of us. We can provide a flexible approach to interview and encourage you to chat to us if you require any reasonable adjustments.   Sponsorship Applicants for this position must hold the right to work in the UK. Unfortunately at this time, we are unable to provide visa sponsorship or support for visa applications.

Pinetree AB

Build systems that manage thousands of time nodes in real-world 5G networks Net Insight, are building building Zyntai — a distributed platform that keeps telecom networks precisely synchronized. Today, the system supports roughly 2000 time nodes generating ~500,000 metric points per second, and the scale continues to grow. We’re looking for a Senior Cloud & Backend Engineer who wants to take ownership of complex systems and work close to both product and customers. The role You’ll join our Sync R&D organization (around 15 engineers) and be part of a team of 5 responsible for the backend platform behind Zyntai Director. Your work will include: Building and extending backend services and APIs (Node.js / TypeScript) Designing systems that scale to larger distributed networks Improving performance and reliability in metrics-heavy systems Adding new capabilities such as IPv6 support Investigating customer-reported issues and production bugs Supporting customer PoCs together with Tech Sales Collaborating with product owners on upcoming features Some days focus on feature development. Others on debugging real production issues. Both are core parts of the role. Ownership and responsibilities At Net Insight, there is no separate architecture department. Engineers are expected to take responsibility across the full lifecycle — from design and development to testing, troubleshooting, and continuous improvement. You won’t just implement solutions — you’ll help define them. Tech environment You’ll work in a modern cloud-native environment including: Node.js / TypeScript Kubernetes AWS Distributed systems Observability and metrics-heavy platforms API and networking-related functionality We are also investing heavily in AI-assisted development to improve both engineering workflows and future product capabilities. How we work We use Scrum/Kanban with daily standups and close collaboration across teams. The Sync organization operates like a startup within the company, with tight cooperation between R&D, Product, Sales, and Tech Sales. Engineers are often close to customers, supporting PoCs and helping resolve real-world issues. About you You are likely a senior engineer who enjoys solving complex problems and taking ownership beyond your own code. You probably have experience with: Backend development in production environments Distributed systems and scalability challenges Cloud platforms such as AWS, GCP, or Azure Designing reliable and maintainable systems Experience with Kubernetes, networking concepts, or large-scale metrics systems is beneficial. Why this role This role offers: Real engineering challenges at scale Broad responsibility across design, development, and operations Close collaboration with customers and product teams A startup-like environment within an established company Small teams with meaningful ownership WELCOME TO APPLY The position is permanent, full-time employment located at the headquarters in Solna. Net Insight values work-life balance; therefore, you can combine remote work and work from the office. Collective agreement with IT&Telekom, great compensation and benefits. ABOUT NET INSIGHT Net Insight is a pioneering technology company that powers large-scale live broadcast events, connecting millions of viewers globally. Since 2021, they have established a rapidly expanding solution area focused on Synchronization. Leveraging their patented TV distribution synchronization technology, the Zyntai product portfolio is designed for nationwide 5G and power networks. Net Insight is a global leader in media networks, resource optimization, and streaming solutions. More than 500 world-class customers run mission-critical media services using Net Insight’s solutions in more than 80 countries worldwide. ABOUT PINETREE At Pinetree, we have a vision and mission to differentiate ourselves from the crowd and are Sweden's contenders in talent search and matching. By working as an agency, the value to you as an employee is that we have a very wide network of partner companies that we continuously ensure high-quality standards. This recruitment is a direct employment at Net Insight AB and all applications, questions, administration, and recruitment process is managed by Pinetree AB.