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DevOps security engineer in container platforms

In short

Senior DevOps/DevSecOps Security Engineer role securing an on-premise OpenShift container platform, building security into CI/CD and GitOps pipelines, defining cluster security baselines, and running vulnerability management and ISO 27001 compliance automation. The company is a Swiss industrial group with a Barcelona tech hub, working closely with a platform engineering team in Switzerland. Requires 3+ years of DevSecOps/container-platform security experience, OpenShift or strong Kubernetes background, CI/CD security gating, scripting (Python/Bash/PowerShell), and fluent English; based in Barcelona, hybrid format with regular on-site weeks in Switzerland.

About the Role
As DevOps Security Engineer you join maxon's Group Software Development as the full-time security anchor of its on-premise OpenShift platform. You secure how software is built and run – from the first commit to the running container – and keep the platform hardened, compliant and resilient. You work every day with a small platform engineering team at maxon's Swiss headquarters (GitOps, four-eyes reviews, a fixed weekly sync), and in Barcelona you share the office with maxon's Cloud Security Engineer.
Responsibilities
•Build security into the CI/CD pipelines and GitOps deployments to OpenShift: static analysis, dependency and secrets scanning, container image scanning and image integrity checks – running as smoothly as every other quality gate.
•Define the security baseline for the OpenShift clusters (Security Context Constraints, RBAC, network policies, admission control, compliance profiles), implement it as GitOps changes reviewed by the platform engineers, and verify it continuously.
•Support development teams early: threat modeling, security user stories, secure-coding guidance and training.
•Run vulnerability management for the container platform: advisories, registry and runtime scan results, scoping application penetration tests and driving remediation with the teams.
•Turn ISO 27001 requirements and group security policies into automated checks, so audit evidence comes out of the pipeline instead of a spreadsheet.
•Automate the pipeline side of security response – blocking vulnerable releases, triggering rollbacks, feeding findings into the central incident and vulnerability process.
•Document the platform's security runbooks and build up deputy capability for cluster operations together with the platform engineers.
Requirements
•3+ years of hands-on experience in DevSecOps or container-platform security.
•Experience securing OpenShift or a comparable enterprise Kubernetes distribution in production – or a strong Kubernetes background and the drive to go deep on OpenShift quickly.
•Hands-on experience building security gates into CI/CD pipelines.
•Confident with GitOps, policy as code, container image scanning and secrets management – tool-agnostic, because you know the principles behind the products.
•Scripting in Python, Bash or PowerShell; a solid understanding of the software development lifecycle.
•Knowledge of security frameworks such as OWASP, ISO 27001 or CIS Benchmarks.
•You enjoy coaching developers and turning security topics into practical guidance.
•You work well with colleagues in another location – written, asynchronous and structured – and like spending on-site weeks with the team in Switzerland.
•University degree in computer science or comparable vocational training.
•Fluent English.
•Based in Spain (Barcelona).
Nice to have
•German – a real advantage for working with the Swiss platform team.
•Red Hat certifications (e.g. OpenShift Administration or Security specialisations).
•Software supply-chain security (SBOM, signing, attestation).
•Azure fundamentals.
Conditions
•A permanent employment contract directly with maxon, competitive compensation based on your experience, flexible annual working hours and a hybrid model.
•Real ownership: you are the full-time security anchor of the container platform and influence open tool decisions.
•A dynamic and friendly workplace in maxon's Barcelona tech hub, combining startup energy with the stability of a Swiss industrial leader.
•International collaboration with teams in Switzerland and other locations, including regular on-site weeks at the Swiss headquarters.
•Continuous learning and growth through the maxon academy and professional development programs.
•Additional benefits such as Club Natació de Barcelona membership and the Cobee program.

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