Company Description

T‑Systems is part of the Deutsche Telekom Group, with around 30.000 employees worldwide. We create technology with purpose to generate a positive impact on society. We are looking for curious talent, eager to learn, take on challenges, and contribute ideas that transform our customers’ experience.

We trust people: we offer autonomy, continuous support, and a collaborative environment where you can grow without limits. We are one integral team, guided by respect, integrity, and a passion for doing better every day.

Job Description

Key responsibilities

- Design andoperateCI/CD pipelines for repository intake, build execution, image creation, artefact promotion, environment deployment, and evidence generation.
- Implement release controls for private registries, package sources, signing, SBOM generation, vulnerability scanning, dependency provenance, and approval workflows.
- Create observability across build systems, workflow services, repositories, test environments, model endpoints, and platform components using logs, metrics, traces, and dashboards.
- Support troubleshooting of build failures, flaky pipelines, missing dependencies, environment drift, performance bottlenecks, and handover-readiness gaps.
- Partner with software, SRE, testing, and security teams to define runbooks, operational KPIs, risk indicators, and audit-ready evidence packs for release decisions.

Examples of market tools, models, and platform components expected

- CI/CD and release tools such as GitLab CI, Jenkins,ArgoCD,Tekton, GitHub Enterprise, Helm, Docker, Kubernetes,Kaniko,BuildKit, Nexus, Harbor, or Artifactory.
- Security andsupply-chaintooling such asTrivy,Grype,Syft, Cosign, SLSA-oriented controls, SBOM workflows, dependency scanning,secretsdetection, and policy gates.
- Observability stacks such as Prometheus, Grafana, Loki,OpenTelemetry, ELK/OpenSearch,Alertmanager, log aggregation, dashboarding, and automated health checks.




- AI engineering integrations such as code-scanning workflows, model-backed log analysis helpers, documentation generators, internal model gateways, and workflow execution services.
- Infrastructure automation using Terraform, Ansible, Helm, Python, Bash,GitOpspatterns, private networks, controlled proxies, package mirrors, and securesecretsmanagement.

Qualifications

- 5+ years in DevOps, SRE, release engineering, platform operations, infrastructure automation, or secure build engineering roles.
- Strong hands‑on experience with CI/CD systems, Kubernetes-based delivery, container builds, private registries, artefact management, and release automation.
- Practical knowledge of observability, incident response, operational dashboards, runbooks, SLA/SLO thinking, and troubleshooting distributed engineering environments.
- Good understanding of softwaresupply-chainsecurity, SBOMs, image scanning,secretshandling, dependency provenance, and audit-ready release evidence.
- Comfortable operating in confidentiality‑sensitive programs where reproducibility, traceability, controlled access, and structured collaboration with engineering teams are essential.

Additional Information

Whatdoweofferyou?

Workenvironment&flexibility;

- International,dynamicandcollaborativeenvironment.
- T-Social: socialinitiatives(sports,community,health, ...).
- Hybridworkmodel(remote/on-site).
- Flexibleworkinghours.

Growth&development;

- Customizedtraining:accesstoCourseratolearnwhateveryouwant,wheneveryouwant.
- Weeklylanguageclasses(English & German).
- InternationalMentoringSessions&ExperienceDays.;

Compensation&benefits;

- Flexiblecompensationplan (healthinsurance,mealvouchers,childcare,transport).
- Telemedicine.
- Lifeandaccidentinsurance.
- Socialfund.

Wellbeing& time off

- 26+workingdaysofvacationperyear.
- Freeaccesstospecialistservices(medical, legal,wellness).
- 100%salarycoverageduringmedicalleave.

And many more advantages of being part of T-Systems!

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📌 Secure Build, Release & Observability Engineer (m/f/d) (Sevilla)
🏢 IGLUBIT
📍 Sevilla