Posted Aug 19, 2026

Senior Kubernetes Engineer (with Spark) - W2 Contract

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We are seeking an expert Kubernetes engineer to configure, deploy, and operate mission-critical Amazon EKS infrastructure supporting petabyte-scale data processing workloads. This role requires deep technical expertise in Kubernetes internals, large-scale cluster management, and Apache Spark optimization to support thousands of concurrent jobs processing large volumes of Bigdata. Core Responsibilities • Design, deploy, and maintain production-grade Amazon EKS clusters architected for petabyte-scale data processing with high availability and fault tolerance • Operate in air-gapped private VPC environments without internet access, managing secure package repositories and container registries • Debug and resolve complex distributed systems issues across EKS, Karpenter, and Spark, including scheduling bottlenecks, node scaling delays, and cascading failures under heavy load • Implement Karpenter consolidation and disruption policies balancing cost optimization with job resiliency • Manage spot and on-demand instance strategies with robust node interruption handling • Define and enforce ResourceQuotas, LimitRanges, and PriorityClasses to ensure fair resource distribution and prevent resource starvation • Configure persistent volume claims and provision container-native storage using Amazon EBS CSI driver for block storage and Amazon EFS CSI driver for shared file access • Optimize storage configurations for resiliency, high-throughput data processing workloads • Implement logging, alerting, and anomaly detection to identify provisioning failures, executor loss, and throughput degradation before broader system impact • Design fault-tolerant architectures with retry strategies, checkpointing, and graceful degradation patterns minimizing re-computation on failure • Develop and manage configs in a private VPC without internet access Preferred Qualifications • Kubernetes certification (CKA, CKAD, or CKS) & AWS certifications • Active contributions to open-source Kubernetes, Karpenter, or Spark projects • Familiarity with FinOps practices and cost optimization at scale • Background in data engineering or analytics platforms