Kubernetes Administrator

Paynuity

. Design, deploy, upgrade, and maintain highly available Kubernetes clusters .

Posted 9/29/2026full-timeOrlando • Florida • United StatesMid-LevelSenior💰 $100,000 - $120,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Kubernetes cluster design, deployment, and management, alongside strong Linux systems administration skills. Proficient in automating infrastructure and managing CI/CD pipelines for Kubernetes-based applications.

Highest-signal resume keywords

Kubernetes AdministrationLinux Systems AdministrationCI/CD Pipeline OptimizationAnsible AutomationCertified Kubernetes Administrator (CKA)

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

KubernetesLinuxBash ScriptingPythonAnsibleTerraformSQL ServerPostgreSQLMariaDBKubeadm

Tools & Technologies

NGINX IngressRancherHarborPrometheusGrafanaVeleroLonghornHyper-VProxmoxOracle Cloud Infrastructure

Certifications & Qualifications

Certified Kubernetes Administrator (CKA)Red Hat Certified System Administrator (RHCSA)

Industry Keywords

PCI ComplianceMulti-Cluster EnvironmentsPersistent VolumesStorage ClassesDisaster Recovery

Tech Stack

Tools & technologies

AnsibleAzureCloudDNSFirewallsGrafanaKubernetesLinuxMariaDBNFSNGINXOraclePostgresPrometheusPythonSQLTerraform

About the role

Key responsibilities & impact

Design, deploy, upgrade, and maintain highly available Kubernetes clusters
Manage Kubernetes control plane components and perform cluster lifecycle management
Upgrade Kubernetes ecosystem components, including NGINX Ingress, CNI plugins, container runtimes, cert-manager, Rancher, Harbor, Prometheus, Grafana, Velero, and Longhorn
Manage Persistent Volumes, Persistent Volume Claims, Storage Classes, and CSI drivers
Configure Kubernetes networking, ingress, load balancing, TLS certificates, RBAC, monitoring, and security
Support multi-cluster Kubernetes environments hosting production workloads
Build, maintain, and optimize CI/CD pipelines for Kubernetes-based applications
Install, configure, administer, and maintain Linux servers
Perform Linux OS installation, upgrades, patching, hardening, performance tuning, and lifecycle management
Configure and troubleshoot Linux networking, DNS, NTP, SSH, firewalls, routing, storage, LVM, RAID, NFS, and iSCSI
Implement backup, disaster recovery, monitoring, and automation using Bash, Python, or Ansible
Configure virtualization platforms including Hyper-V or Proxmox
Create and maintain technical documentation, SOPs, and operational runbooks
Participate in production support, maintenance windows, and on-call rotations

Requirements

What you’ll need

5+ years of overall IT infrastructure experience
3+ years of Linux Systems Administration experience
3+ years of hands-on Kubernetes Administration experience
Extensive experience building Kubernetes clusters from the ground up
Experience administering Linux systems and automating infrastructure
Experience with kubeadm, RKE2, or K3s
Experience with Rancher, Harbor, Prometheus, Grafana, Velero, Longhorn, and cert-manager
Experience with SQL Server, PostgreSQL, or MariaDB
Knowledge of Oracle Cloud Infrastructure (OCI) and Azure
Experience supporting PCI-compliant production environments
Experience with Ansible, Terraform, Python, and Bash scripting
Experience with Hyper-V or Proxmox
Preferred: Certified Kubernetes Administrator (CKA)
Preferred: Red Hat Certified System Administrator (RHCSA)

Benefits

Comp & perks

Paid (8) Federal Holidays and (3) Floating Holidays
PTO Accrual from Day One
Monday to Friday, 8:30 AM to 5:00 PM (Eastern)
Career growth in a fast-growing fintech environment
Diverse, friendly, and growth-oriented team
Opportunity to make a meaningful impact within a modern fintech company