All open roles

Sr Linux Unix Kubernetes Administrator

#7780

Contract-to-Hire · On-site · PA · Posted 2026-07-15

Workplace: On-site

JOB PURPOSE AND SUMMARY

This is a highly technical position responsible for the architecture and design of complex Linux/Unix and Kubernetes computing environments, in both on-prem and Cloud/AWS arenas. Focus is on AIX/RHEL administration, Kubernetes, virtualization, and storage technologies, and Disaster Recovery processes. Collaborate closely with developers and other technology personnel to develop, migrate and manage services in the Amazon Web Services (AWS) cloud environment, and in physical data centers.

Required Skillsets:

· Proven ability to create, configure, and manage Enterprise Linux based systems

· Strong understanding of TCP/IP networking services, setup, and troubleshooting

o routing, firewall filtering, load balancing, DNS, VLAN isolation, service APIs, gateways, proxies, and packet capture, …

· Demonstrated experience creating and managing shell scripts

o bash, korn shell , python

· Experience maintaining secure, hardened systems

o certificate and key management, ACLs, PAM, IAM, vulnerability scanning & remediation

· Solid understanding and implementation of Linux storage technologies

o SAN, NAS, Object (S3), LVM, RAID, backup & recovery

· Good understanding of virtualization and container technologies

o KVM, VirtIO, Xen, QEMU, Podman, Docker, LXC

Desired Skillsets:

· Strong Kubernetes implementation and management skills (Rancher container management platform)

· Ability to create, manage, and troubleshoot Manifest Files

· Ability to develop, read, and update Helm Charts

· Familiarity with CI/CD concepts and tooling

o Experience using Git and GitLab

· Ability to review and troubleshoot Java VM / Tomcat errors and configuration options

· Understanding of PostgreSQL deployment and configuration

· Knowledge of Gradle or Maven build processes

· Experience deploying containerized applications in a public cloud provider (AWS EKS / ECS, Azure ACI / AKS)

By applying, you acknowledge our Recruiting Privacy Notice.