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Argonne National Laboratory · 8 hours ago

Platform Administrator - Kubernetes (Remote)

United States

Full-time

Remote

Mid Level

4+ years exp

Argonne National Laboratory is seeking a Platform Administrator (Kubernetes) to join the Containerization, Cloud, and Confidential Computing (C4) team within its Operations group. This role involves managing the operations of on-premise Kubernetes clusters and supporting scientific workflows by deploying applications on these clusters. The successful candidate will design and implement workflows for cluster administration and work with various teams to integrate infrastructure into the facility ecosystem.

EnergySecuritySocial Impact

Culture & Values

No H1B

U.S. Citizen Only

Hiring Manager

Melissa Velazquez

Responsibilities

Participate in the day-to-day administration of a family of on-premise Kubernetes clusters, and the services provisioned on those clusters to support scientific workflows in a production environment

Design and implement administration workflows to handle cluster upgrades and maintenance, user application deployment and incident response

Work with operations and applications teams at ALCF to integrate this infrastructure into the facility ecosystem

Qualification

Kubernetes administrationLinux containerizationGitOps methodologiesLinux system administrationKubernetes networkingSoftware engineering protocolsRespectSafetyImpactTeamworkIntegrity

Required

To perform the essential functions of this position, successful applicants must provide proof of U.S. citizenship, which is required to comply with federal regulations and contract

PT3: Bachelor's degree and 4+ years of experience, or Master's and 2+ years of experience, or equivalent

Ability to model Argonne's core values of impact, safety, respect, integrity and teamwork

Experience with Linux containerization technologies and fundamentals

Linux Namespaces/cGroups

OCI Image formats and construction

Contemporary container runtimes (Docker, Podman, Apptainer, etc.)

Experience in deploying and administering on-premise Kubernetes clusters (e.g. using vanilla Kubernetes, K3s, Talos Linux, Rancher)

In particular, experience with Kubernetes networking -- CNI configuration, network policies, ingress and egress routing and integration with external load balancers

Experience with GitOps methodologies and declarative infrastructure-as-code technologies, including ArgoCD, kustomize, helm, secrets-management, CI/CD

Familiarity with cluster security technologies, including network traffic policy, RBAC, admission policies

Understanding of software engineering/release management protocols, including planned infrastructure maintenance management, upgrade management

Experience working with other technical teams to achieve common goals, e.g. networking teams for integration into organizational network environments, security teams for compliance, etc