Kubernetes Infrastructure Engineer

Experience

10+ years in infrastructure engineering, including hands-on Kubernetes administration and architecture, DevOps

Skill set

Must have - Kubernetes, Linux, Infra, Devops

Good to have - Ceph storage, networking

Key Responsibilities

• Design and implement enterprise infrastructure across bare-metal, virtualized and hybrid environments, covering capacity, availability, networking, storage and disaster recovery.
• Deploy, administer and troubleshoot Rancher-managed RKE/RKE2 Kubernetes clusters, containerized applications and distributed computing platforms.
• Manage Kubernetes lifecycle activities, including control-plane HA, worker provisioning, upgrades, etcd backup/recovery and workload resilience.
• Administer Linux systems, networking, file systems and storage technologies; perform capacity planning and performance tuning for production workloads.
• Design and operate Ceph storage, including MON, MGR, OSD, MDS and RGW services, and integrate RBD/CephFS with Kubernetes through CSI.
• Configure Kubernetes networking, ingress, load balancing, DNS, certificates, network policies and persistent storage.
• Automate cluster provisioning, installation, configuration management and deployment orchestration using Ansible, Terraform and appropriate provisioning platforms.
• Develop Python, Bash and other automation tools for installation, validation, monitoring, health checks and operational workflows.
• Diagnose Linux device-driver, kernel-module and operating-system issues, ensuring compatibility across hardware, firmware and software dependencies.
• Evaluate and qualify enterprise server platforms, validating BIOS settings, BMC/IPMI firmware, hardware health and system configurations.
• Deploy and support GPU-accelerated infrastructure, including NVIDIA drivers, CUDA and AI/ML platforms; optimize compute-intensive workloads.
• Configure and troubleshoot high-performance networking using NVIDIA/Mellanox technologies, RDMA, RoCE, InfiniBand and high-speed Ethernet.
• Implement observability, logging and cluster health management using Prometheus, Grafana, ELK, OpenTelemetry or equivalent platforms.
• Establish GitOps, CI/CD, Helm and Infrastructure-as-Code practices, including automated validation, release management and rollback procedures.
• Implement enterprise identity integration, RBAC, secrets management, security hardening and container security controls.
• Support secure, mission-critical and air-gapped environments, including customer deployments, controlled upgrades and critical incident resolution.
• Lead troubleshooting and root-cause analysis across applications, Kubernetes, Linux, storage, networking, GPUs and server hardware.
• Coordinate with vendors, customers and cross-functional teams to resolve integration issues and deliver validated infrastructure.
• Maintain architecture diagrams, configuration baselines, runbooks and recovery procedures; mentor engineers and lead operational handover.

Preferred qualifications

• CKAD, CKA, CKS or relevant Linux/cloud certifications.