K3S/Kubernetes Engineer (K3s Deployment & Hybrid Cluster Management) jobs in United States
cer-icon
Apply on Employer Site
company-logo

PHIZENIX · 1 month ago

K3S/Kubernetes Engineer (K3s Deployment & Hybrid Cluster Management)

Phizenix is seeking a K3S/Kubernetes Engineer to contribute to Converix’s platform by managing Kubernetes (K3s) deployments across hybrid architectures. The role focuses on ensuring reliable multi-node configurations and enabling application manifests to be deployed in a declarative, GitOps-driven manner.

Information Technology & Services

Responsibilities

Deploy and configure K3s clusters across heterogeneous hardware (bare metal, ARM/x86 nodes, and accelerators)
Manage hybrid, multi-node topologies (single-node edge clusters, dual-node HA, and multi-node deployments)
Define and maintain consistent OS images, networking, and storage settings across nodes
Implement GitOps workflows for declarative application management (e.g., ArgoCD, Flux)
Define, validate, and manage Kubernetes manifests, Helm charts, and CRDs
Automate lifecycle management of applications and infrastructure through declarative pipelines
Monitor and maintain cluster health, including networking, storage, and node availability
Implement self-healing, scaling, and failover strategies for hybrid deployments
Develop and maintain backup/restore, upgrade, and security hardening processes
Enable interoperability across ARM and x86 nodes in the same deployment
Configure workloads to leverage specialized accelerators (e.g., GPUs, DPUs, FPGAs)
Ensure consistent declarative workflows regardless of underlying hardware architecture
Work with DevOps, SRE, and PaaS teams to align K3s cluster deployments with platform goals
Document cluster provisioning, deployment flows, and operational playbooks
Train internal teams on hybrid K3s management and declarative deployment practices
Functional, reproducible K3s cluster deployments on hybrid architectures
Declarative manifests and GitOps pipelines for application deployment
Operational runbooks/playbooks for monitoring, upgrades, and incident recovery
Documentation of multi-node topologies, node roles, and cluster configuration

Qualification

K3s/Kubernetes deploymentMulti-node hybrid clustersGitOps toolsContainer runtime configurationInfrastructure-as-code toolsLinux OS imagesNetworking (CNI)Storage provisioning (CSI)Debugging skills

Required

Hands-on experience with K3s/Kubernetes deployment and lifecycle management
Strong understanding of multi-node hybrid clusters across x86, ARM, and accelerators
Proficiency with GitOps tools (ArgoCD, Flux) and declarative deployment workflows
Experience with container runtime configuration (containerd, CRI-O, Docker)
Familiarity with Linux OS images, networking (CNI), and storage provisioning (CSI)
Knowledge of infrastructure-as-code tools (Terraform, Ansible, Helm)
Strong debugging skills for cluster bring-up, networking, and workload scheduling

Company

PHIZENIX

twitter
company-logo
We provide Talent Solutions for the AI Era.

Funding

Current Stage
Early Stage
Company data provided by crunchbase