DevOps Engineer (Groupware Focus)

pDo you want to work on highly secure, mission-critical infrastructure where reliability, automation, and secure communication matter? /p pOur client’s Bern-based Cyber Defense team is strengthening Switzerland’s sovereign cyber resilience by building advanced, open and future-ready capabilities for protecting critical national infrastructure. Within a highly skilled engineering environment, you will work with Linux-based systems, Kubernetes, and modern DevOps technologies, with a particular focus on groupware, email hosting, and messaging services. /p h3Your Responsibilities /h3 ul liDesign, deploy, and operate secure, open-source groupware and collaboration services, including email hosting, file sharing, messaging, and online document editing /li liBuild and maintain Linux-based infrastructure and containerized applications in an on-premise private cloud /li liIntegrate and operate identity and directory services, including LDAP, OIDC, and authentication mechanisms /li liAutomate infrastructure provisioning, configuration, and deployment using tools such as Terraform and Ansible /li liBuild and maintain CI/CD pipelines and deploy applications in Kubernetes environments /li liOperate supporting services such as databases, storage, monitoring, logging, backup, and recovery /li liTroubleshoot complex issues across application, container, operating system, and networking layers /li liContinuously improve service reliability, security, automation, and operational efficiency /li /ul h3Your Profile /h3 ul liDegree in Computer Science, Information Technology, or a related field — or equivalent practical experience /li liStrong hands-on experience with Linux system administration and open-source infrastructure /li liExperience operating self-hosted email, groupware, or collaboration platforms in production environments /li liSolid understanding of networking and communication protocols, including TCP/IP, DNS, SMTP, IMAP, HTTP, and TLS /li liExperience with containerization and orchestration technologies such as Docker and Kubernetes /li liKnowledge of Infrastructure-as-Code, automation, CI/CD, and scripting (Terraform, Ansible, Python, Bash, or similar) /li liFamiliarity with directory services and identity management (LDAP, OIDC, SAML) is an advantage /li liStrong problem-solving skills, an ownership mindset, and the willingness to investigate issues beyond high-level abstractions /li /ul