Diamanti OpenShift Developer

Job Summary:

We are seeking a skilled Diamanti OpenShift Developer to design, implement, and optimize

containerized application workloads on Red Hat OpenShift, running on Diamanti's Kubernetes

platform. The ideal candidate should have hands-on experience in developing and deploying

applications in hybrid cloud environments, with a strong understanding in enhancing performance

through Diamanti’s purpose-built storage and networking stack, and collaborating with cross-functional teams.

Key Responsibilities:

·      Design, build, deploy, and manage containerized applications on Red Hat OpenShift integrated with Diamanti Kubernetes infrastructure.

·      Optimize workload performance leveraging Diamanti's I/O-optimized storage and network acceleration features.

·      Deploy, monitor, and maintain workloads on OpenShift clusters running on Diamanti hardware

·      Develop Helm charts, Operators, or YAML-based deployment scripts tailored to Diamanti+OpenShift environments.

·      Integrate applications with Diamanti CSI and CNI plugins, and troubleshoot related issues.

·      Define and manage Kubernetes manifests, Helm charts, Operators, and OpenShift-specific artifacts (BuildConfigs, Routes, SCCs, etc.).

·      Contribute to storage class, PVC, and network policy definitions that align with application SLAs.

·      Monitor and tune container resource usage (CPU, memory, IOPS, network) using tools like Prometheus, Grafana, or Diamanti dashboards.

·      Implement security best practices aligned with Kubernetes and OpenShift hardening guides, including RBAC, SCCs, and container image security.

·      Participate in performance benchmarking, failover testing, and production rollouts in OpenShift clusters on Diamanti hardware.

·      Troubleshoot complex infrastructure-application interactions and drive root cause analysis.

Required Qualifications:

·      Bachelor’s degree in Computer Science, Engineering, or a related field.

·      4+ years of experience working with Kubernetes, with at least 2+ years on OpenShift.

·      Strong experience in developing microservices in languages such as GoLang.

·      Hands-on experience with Red Hat OpenShift (v4.x preferred) including oc CLI, SCCs, and Operators.

·      Familiarity with Diamanti platform, especially configuring and consuming Diamanti-provided storage classes and network interfaces.

·      Proficient in Kubernetes manifest authoring (YAML), Helm, Operators, and CI/CD tooling.

·      Experience with Linux systems, shell scripting, and container runtimes (CRI-O, containerd).

·      Familiarity with CSI, CNI, and Kubernetes-native storage/networking constructs.

·      Experience with Red Hat tools like oc CLI, OpenShift Pipelines, and SCCs.

Preferred Skills:

·      Red Hat Certified Specialist in OpenShift Application Development (Highly Preferred)

·      Rancher Integration (Highly Preferred)

·      CKAD – Certified Kubernetes Application Developer (Preferred)

·      Exposure to service mesh technologies like Istio or OpenShift Service Mesh.

Why Join Us?

·      Opportunity to work on cutting-edge hybrid infrastructure solutions at the intersection of Kubernetes, OpenShift, and high-performance infrastructure.

·      Collaborative team with a focus on innovation, automation, and scalability.

·      Flexible work arrangements and continuous learning support.