Data Center Network Engineer

About Sferical AISferical AI is a company co-founded by AstraZeneca, Ericsson, Saab, SEB and Wallenberg Investments. We provide a secure, sovereign AI infrastructure and high-performance compute to help leading Swedish companies develop and deploy advanced AI with real business impact.The infrastructure will be powered by NVIDIA DGX SuperPODs featuring the latest Grace Blackwell GB300 systems, delivering world-class performance for both production workloads and research. As part of the initiative, NVIDIA will establish an AI technology and development center in Sweden, supporting capability building across the partner companies.Sferical AI is now building the core DevOps team that will develop and operate this platform. The DevOps team will be based in central Stockholm, while the AI hardware infrastructure is hosted in Linköping. The role is on-site, with room for hybrid flexibility.About the roleWe are looking for a highly skilled Network Engineer with a passion for data centers, automation and secure infrastructure. You will play a key role in ensuring the reliability and scalability of our networking environment, which includes infrastructure supporting high-performance computing (HPC) and advanced AI workloads.This role suits someone who enjoys working hands-on with modern networking technologies, thrives in complex environments and is motivated by building something new alongside a talented engineering team.What you’ll doOperate, maintain and enhance the data center network and NVIDIA SuperPOD network, from core to access layersWork with cutting-edge technologies from NVIDIA and JuniperDevelop and implement on-prem network and cloud security solutions and processesDrive network automation in line with DevOps principlesWho you areYou enjoy solving complex infrastructure challenges and improving systems over timeYou’re comfortable working in a new, fast-moving environment where structures are still being shapedYou communicate clearly and collaborate well across disciplinesGiven the security clearance needed for this role, Swedish citizenship is requiredQualificationsProven expertise in secure data center networks, including protocols and technologies such as BGP, EVPN/VXLAN and RoCEStrong background in network architecture and solution designExperience with cloud services and security solutions via CDNsSolid understanding of security and segmentation principlesPreferred: Experience with automation frameworks (DevOps/GitOps/CI pipelines), configuration management and monitoring toolsStand-out: Experience in AI infrastructure and large-scale data center VXLAN networks with knowledge of RoCEWhat we offerThe opportunity to help shape Sweden’s industrial AI capability from the ground upA strong professional network across some of Sweden’s leading companies and global tech leader NVIDIAA highly skilled and motivated team that values diversity and collaboration across disciplines and backgroundsHands-on work with world-leading AI infrastructure and applicationsCompetitive salary and benefitsIf this sounds like a role where you would thrive, we’d love to hear from you. Please apply directly through LinkedIn and include your CV and a short cover letter. How the process will workWe want the recruitment process to feel clear and respectful of your time. All applicants will be invited to complete a short digital assessment as the first step, which helps us understand each candidate’s potential before we move to interviews. We review applications on a rolling basis, and selected candidates will then be invited to speak with the team. The aim is to keep the process structured, straightforward and focused on finding the right match for both you and Sferical. We look forward to hearing from you!