Senior DevOps Engineer - Ecosystem

We are seeking a Senior DevOps Engineer to join the Ecosystem team, responsible for the deployment, operation, and reliability of the NaaS platform infrastructure. You will manage the Kubernetes clusters, GitOps pipelines, and infrastructure-as-code, monitoring/alarming frameworks that underpin a multi-environment telecommunications automation platform.

Responsibilities:

• Deploy, operate, monitor, and maintain Kubernetes clusters hosting NaaS components (NetBox, Itential, Paragon, CI/CD workers, operators, ingest, kafka, APIGWs, collectors, databases etc...)
• Design, operate, maintain, monitor GitOps workflows using Flux for environment consistency and automated deployments
• Manage Vault administration for secrets management, and centralised credential lifecycle across all NaaS components
• Develop and maintain Helm charts and (deprecated) Ansible playbooks for component deployment and upgrades
• Implement and operate CI/CD pipelines (GitLab) for build, test, and deployment automation
• Design, implement and maintain homogenous telemetry and observability solutions which provide crucial insights to platform health

Key Skills (Required):

• Linux systems expertise (internals, debugging, performance tuning)
• Kubernetes production operations (multi-namespace, networking, RBAC, resource management, troubleshooting)
• GitOps tooling (Flux or ArgoCD) for declarative infrastructure management
• Infrastructure as Code (Terraform, Ansible, Helm)
• CI/CD pipeline design and operations (GitLab CI)
• Vault (HashiCorp) or similar secrets management platform
• Strong scripting and automation (Python, Bash)
• Multi-cluster Kubernetes management and hybrid-cloud operations
• Elasticsearch/Kafka/InfluxDB cluster management and operations
• Prometheus stack, DynaTrace, APM, Ingest and enrichment of structured logs, tracing, OpenTelemetry

Desirable Skills (Not a must):

• Experience with Juniper Paragon / Routing Director, Itential, or similar network automation platform deployments
• Container image build optimisation and registry management
• PostgreSQL administration and high-availability configuration
• Integration with OpenStack APIs, Cinder, Nova
• Experience with chaos engineering frameworks (LitmusChaos, Chaos Mesh)
• Experience with other container orchestration engines such as Openstack

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