About Us 1GLOBAL is a technology-driven global mobile communications provider helping enterprises and consumer brands deliver seamless connectivity worldwide. Powered by a best-in-class telecom platform, proprietary eSIM technology, and its own mobile core network across 15 countries, 1GLOBAL operates as a fully regulated telecommunications provider in 43 countries. Founded in 2022, 1GLOBAL has rapidly become one of Europe's fastest-growing telecom technology companies, connecting more than 80 million people and devices globally. Our customers include leading banks, multinational enterprises, global retailers, travel companies, payment service providers, and digital-first businesses. Headquartered in the Netherlands, with R&D hubs in Lisbon, Berlin, and São Paulo, 1GLOBAL employs over 550 professionals across 16 countries. With annual revenues exceeding US$200 million and a strong track record of profitability, we continue to invest in innovation, infrastructure, and international expansion as we redefine the future of global mobile connectivity. About the team Cloud team builds and runs the cloud platform that our engineering teams deploy onto. AWS is our main cloud, we also run workloads on OCI and are building out StackIT. We own: AWS, OCI, StackIT and OpenStack resources, EKS and OKE clusters, Crossplane providers and XRDs, managed database services (RDS and others), IAM and SSO, the Istio service mesh, Kafka, Kubernetes Operators, ingress, Vault, Keycloak and API gateway, cloud networking and L4/L7 firewalls. We don't own: CI pipelines, Argo CD and Crossplane Compositions (DEVX), VMs, operating systems and database administration. Your first 6 months - Plan and deliver the next EKS upgrade, add-ons and operators. - Help build out our StackIT platform (infra and connectivity) alongside the AWS and OCI estate. - Help design and roll out one AWS account per function and environment (account sharding). About the Role We are looking for a talented DevOps Engineer with a focus on Cloud/Platform engineering to join our Technology Department in Lisbon. As a DevOps Engineer on the Cloud team , you'll build and evolve the infrastructure platform that powers our engineering teams across multiple cloud providers. You'll own the automation, networking, Kubernetes platforms, and shared services that enable secure, scalable, and reliable application delivery. Fluency in English is essential for this role. Please ensure your CV is submitted in English as part of your application. About the Responsibilities - Design, provision and operate infrastructure on AWS, OCI, StackIT and OpenStack with Terraform. - Run EKS and OKE clusters: upgrades, capacity, security and reliability. - Maintain the Crossplane providers and XRDs that the DEVX team builds Compositions on. - Operate shared platform services: Kafka, Kubernetes Operators, ingress, Vault, Keycloak and the API gateway. - Design and maintain cloud networking: VPCs, routing, peering, load balancers and L4/L7 firewalls. - Own the Istio service mesh, including upgrades, traffic management and mTLS. - Manage IAM and SSO with least-privilege access and policy as code. About You - 5+ years in DevOps, infrastructure or platform engineering, including ownership of production systems and on-call. - Solid fundamentals in compute, networking and storage, and you're at home on Linux. - You write design docs, reason about trade-offs, and mentor other engineers. - Fluent English, written and spoken. Please send your CV in English. - AWS in production, including managed services such as RDS, S3 and networking services. - Terraform at scale: module design, state management, multi-account and multi-environment setups. - Kubernetes in production (EKS or similar): cluster upgrades and lifecycle, CNI, CSI, scheduling. - Kafka in production: deploying, scaling, upgrading and troubleshooting. - Kubernetes Operators in production: how they reconcile, and how they fail. - Ingress controllers and L7 traffic: TLS, routing, load balancing. - Cloud networking: VPCs, routing, peering, security groups, load balancers, firewalls. - IAM and security: cloud IAM, least privilege, secrets management, SSO with OIDC/SAML. - Bash and Python for automation and tooling Nice to Have - Vault, Keycloak or an API gateway - Crossplane (XRDs, providers) - Terragrunt/Terramate - OpenStack - Policy as code: OPA/Gatekeeper, Kyverno - Hybrid connectivity: Direct Connect, FastConnect, VPN - Argo CD, Prometheus/Grafana, FinOps Why 1GLOBAL? - Growth Opportunities: Advance your career in one of the fastest growing telecommunications companies, expanding over 100% year-on-year under the leadership of successful tech entrepreneurs. - Major Transaction Exposure: Be in the driver’s seat for transactions that will have an impact on the future telco industry. - Work with a Talented Team: From the Board and the Founders to the Senior Management Team, you will collaborate daily with the most capable and renowned external advisors, and constantly being exposed to talented and driven individuals. - Dynamic Work Environment: Thrive in a collaborative, fast-paced workplace where innovation is encouraged, and every contribution counts. - Professional Development: Work alongside industry experts to enhance your skills and knowledge in a cutting-edge field. - International Experience: Gain opportunities to work in different 1GLOBAL offices around the world as you grow within the company. - Open Communication Culture: Join a team where your ideas are heard, and open dialogue is encouraged, fostering a supportive and transparent work environment. - Get Things Done Attitude: Be part of a results-driven team that values efficiency, creativity, and the drive to make a tangible impact in the industry. 1GLOBAL is an equal opportunity employer, we value your character as much as your talent. Diversity drives our innovation, and we offer a collaborative, dynamic, and international work environment. We are excited for you to join our mission to revolutionise connectivity globally. Legal Notice This job advert and its content are the property of 1GLOBAL and are protected by copyright and other intellectual property rights. Copying, reproducing, republishing or distributing this advert, in whole or in part, without 1GLOBAL’s prior written consent is prohibited. 1GLOBAL reserves all rights and may take appropriate action against any unauthorised use. Legitimate 1GLOBAL vacancies only redirect candidates to its official application channels, including LinkedIn and Workable, and 1GLOBAL never charges fees or request payments as part of our recruitment process. If you are unsure whether a vacancy is genuine, please refer to 1GLOBAL careers page at https://www.1global.com/vacancies‌ or contact recruitment@1global.com .

DevOps Engineer - Cloud Native Infra - (Lisbon or Berlin Based)

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