March 26, 2026

In the era of real-time enterprises, the combination of Apache Kafka and Kubernetes has become the gold standard for data streaming. However, for many organizations, managing Kafka at scale in a private or hybrid cloud environment introduces significant operational complexity. This is where the synergy between Confluent for Kubernetes (CFK) and Red Hat OpenShift changes the game. By combining Confluent’s cloud-native automation with OpenShift’s hardened enterprise security, platform teams can finally shift their focus from “managing infrastructure” to “delivering data products.” Phase 1: The “Pre-Flight” Checklist OpenShift’s security model is stricter than standard K8s. Before you touch a Helm chart, you must verify: Phase 2: Deployment Step-by-Step Deploying Confluent for Kubernetes (CFK) on OpenShift is a transition from manual configuration to Declarative Operations. Instead of managing individual brokers, you define the desired state of your entire data ecosystem, and the Operator ensures the cluster matches that state. 1. Establishing the “Control Plane” (The Operator) The first step is establishing the Confluent Operator. Think of this as a “Digital SRE” living inside your OpenShift cluster. 2. The KRaft Controller Quorum (The New Brain) With the industry move away from ZooKeeper, your deployment now starts with a KRaft Controller Quorum. 3. The Kafka Broker Tier (The Data Plane) The Brokers are the workhorses of your platform. In an OpenShift environment, their deployment logic shifts: 4. Automated Network Exposure (Routes) Exposing Kafka to clients outside the OpenShift cluster is traditionally a manual headache involving NodePorts or LoadBalancers. Phase 3: Bringing in the Ecosystem A real-time platform is more than just Kafka. We need the full suite: Installation Tip: Deploy these as individual Custom Resources (CRs). CFK handles the “wiring”—automatically connecting Schema Registry and Connect to your Kafka brokers using internal Kubernetes services. Key Takeaways for the Transition Conclusion Ready to start your deployment? Check out the official Confluent Documentation and the OpenShift Security Examples to get your environment “production-ready.” Author: Kundana Maddi, Solution Engineer at Alephys.