(Senior) DevOps Engineer (m/f/x)

Aer Group; Berlin; On-site; EUR 70,000 - 110,000; Full time

Benefits offered by this job

Hybrid work model

Remote work possible

Training budget

Daily fruit in team kitchen

In-house canteen

Job summary

United States Digital Space LLC in Berlin sucht eine erfahrene DevOps-Engineer, die die Verantwortung für Infrastruktur und DevOps-Prozesse übernimmt. Du arbeitest im Produktumfeld, trägst End-to-End-Verantwortung und betreibst Kubernetes-Plattform, CI/CD-Pipelines, Monitoring, Datenbanken und Sicherheit.

Du bringst ein Studium in Informatik oder eine vergleichbare Qualifikation mit, starke Linux-Kenntnisse, drei Jahre Kubernetes-Erfahrung, sowie Praxis mit GitLab CI/CD, ArgoCD/Flux und

Qualifications

• Abschluss in Informatik, STEM oder äquivalente Berufserfahrung.
• Fundierte Linux-Kenntnisse und Netzwerktechnik (TCP/IP, DNS, TLS).
• Mindestens 3 Jahre Kubernetes-Erfahrung in produktiven Umgebungen.
• Praktische Erfahrung mit GitLab CI/CD und GitOps-Tools wie ArgoCD oder Flux.
• Analytische Denkweise, strukturierte Arbeitsweise.

Responsibilities

• Verantwortung für Infrastruktur und DevOps, von Kubernetes bis Monitoring.
• Pflege von CI/CD-Pipelines, GitLab-Umgebung, Agent für Kubernetes und Jira-Integration.
• Automation und IaC mit Terraform und Ansible.
• Sicherheitstests und Gates im Pipeline-Prozess (SAST, SCA, Secrets-Detection, SBOM).

Skills

Kubernetes

Linux

Networking

CI/CD

GitOps

Terraform

Ansible

Education

Bachelorabschluss in Informatik oder STEM

Tools

Docker

GitLab CI/CD

ArgoCD

Flux

Terraform

Ansible

Job description

Deine Aufgaben:You work in a dedicated team on innovative solutions in a dynamic, product-oriented environment. You take end-to-end responsibility for our infrastructure and DevOps processes — from the Kubernetes platform and CI/CD pipelines through to monitoring, databases, and security.Your tasks:

• Kubernetes & containers:operation and expansion of ourclusters — nodesetup, upgrades, deployments, troubleshooting, and applicationtesting; onboarding of developmentteamsonto the platform; management of Docker-basedcontainersolutions and theirintegrationinto the existinginfrastructure CI/CD & GitOps:maintenance and furtherdevelopment of ourGitLabenvironment, includingpipelines, runners, the GitLab Agent for Kubernetes, and the Jira integration; GitOps-baseddeliverywithArgoCDor Flux Automation & Infrastructure as Code:provisioning and configurationmanagementwith Terraform and Ansible Databases:installation, configuration, maintenance, and troubleshooting of ourdatabasesystems Observability:setup and operation of ELK / TIG / Grafana Alloy stacks — installation, configuration, dashboards, and alerting Networks & diagnostics: analysis and optimisation of ournetworks; log fileanalysis and systematic root causeanalysis, up to and includingcomplexincidents at packet level Security:securitychecks at application and infrastructure level, plus securitygates in the pipeline (SAST, dependency/SCA scanning, secretsdetection, SBOM generation, artifactsigning)

Dein Profil: A degree in computerscience, a STEM subject, or an equivalentqualificationgainedthroughseveralyears of professional experience Strong Linux skills and solid networkingfundamentals (TCP/IP, DNS, TLS, MTU/routing) withproventroubleshootingability At least 3 years of hands-on Kubernetesexperience in productionenvironments, alongwithcontainertechnologies (Docker/OCI) Hands-on depthwithGitLab CI/CD orcomparablesystems, and withGitOpstooling such as ArgoCDor Flux Practicalexperienceautomatinginfrastructure and configuration as code with Terraform and Ansible Excellent analytical and debuggingskills, with a structured, detail-orientedway of working A collaborativemindset: youenjoydevelopingsolutionstogether, document your work, and shareknowledgeacross the teamNice to have:

• Experience with a specificcloudplatform (OCI, Azure, AWS, or GCP) and withmigrationprojects FamiliaritywithDevSecOpstoolchains such as SonarQube, Sonatype Lifecycle, Trivy, orCosign/Sigstore

Warum wir:We are motivated, committed, and believe in the importance of teamwork. We offer unparalleled opportunities for personal growth and development, all to create a compelling and rewarding work environment.We value personal interaction and foster a vibrant team culture, so we offer a hybrid work model that requires a presence in the office at least three days a week and allows for remote work. Additionally, we offer interesting workation models.Our team enjoys daily amenities such as:

Fresh fruit daily in the team kitchenAn in-house canteen with a daily selection of dishes from our chefsTable tennis and footballFlexible working hours and partial remote workSpace for creativityBudget for training and further educationAccess to discounts in the travel industryTeam activitiesOh, by the way, we speak English during the day.

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