nstech is the largest technology and software platform for logistics and supply chain in Latin America. It connects the entire transportation chain — shippers, carriers, brokers, and drivers — within a single digital ecosystem to make operations more efficient, secure, and cost-effective. Within the Holding, we operate strategically, supporting group companies on corporate topics, technology, people, culture, governance, and growth. Here, we seek professionals who want to work with a business-oriented mindset, collaboration, and impact, helping sustain the evolution of the nstech ecosystem. #### **Responsibilities and Duties:** * **Kubernetes Cluster Support:** Monitor and maintain the health of Kubernetes clusters (On\-Premise or Cloud), ensuring nodes, pods, and services operate within expected parameters. * **Level 1/Level 2 Support:** Receive and resolve tickets related to containerized applications, including deployment failures, scheduling issues, image errors, and service unavailability. * **Environment Monitoring:** Track cluster metrics (CPU, memory, storage usage, network) using monitoring tools, proactively addressing degradation scenarios. * **Deployment and Rollback Management:** Execute application deployments of new versions via Helm Charts or YAML manifests, and perform rapid rollbacks when issues are identified post\-deployment. * **Storage and Volume Administration:** Manage Persistent Volumes (PVs) and Persistent Volume Claims (PVCs), ensuring application data remains persistent and adequately backed up. * **Secrets and ConfigMaps Management:** Create and update Secrets (credentials, tokens) and ConfigMaps (environment variables) for applications, following defined best practices. * **Resource Scaling:** Adjust pod replicas (Horizontal Pod Autoscaler) and node resources (Cluster Autoscaler) according to demand, optimizing cost and performance. * **Documentation and Runbooks:** Maintain up-to-date documentation for clusters, troubleshooting procedures, and deployment guides to facilitate shared knowledge across the team. * **Developer Support:** Assist development teams in building optimized Dockerfiles, troubleshooting images, and defining health checks for their applications. * **Cluster Backup and Recovery:** Execute and verify backup routines for Kubernetes objects (etcd, manifests, configurations) and persistent volumes, ensuring recoverability in disaster scenarios. * **Updates and Patches:** Apply Kubernetes version upgrades and patches to nodes (operating system and container runtime), keeping the environment updated and secure. #### **Nice-to-Haves (Will be considered a plus during evaluation):** * **Certifications:** CKA (Certified Kubernetes Administrator), CKAD, AWS Certified Developer, Azure Administrator Associate, or similar. * **Observability Tools:** Experience with Prometheus, Grafana, Loki, ELK Stack, or Datadog. * **Helm:** Proficiency in creating and maintaining Helm Charts for standardized deployments. * **Infrastructure as Code (IaC):** Experience with Terraform or Pulumi for provisioning clusters and associated resources. * **CI/CD:** Hands-on experience with pipelines (Jenkins, GitLab CI, GitHub Actions) for automating builds and deployments. * **Operating Systems:** Experience with Debian/Ubuntu-, CentOS/Rocky Linux-, or Amazon Linux-based systems for Kubernetes nodes. * **Availability:** Flexibility to participate in on-call shifts when required to support critical environments. **Benefits** * Health insurance plan, per current policy. * Meal allowance. * Wellhub/Gympass. * Zenklub: two monthly no-cost consultations. * Life insurance at no cost. * Bereavement assistance at no cost.
João Silva
Indeed · HR
João Silva
Indeed · HR
