Senior Linux Unix Kubernetes Administrator

Senior Linux Unix Kubernetes Administrator

Location: Harrisburg, PA
Work Arrangement: Hybrid - 20% On-Site / 80% Remote
Schedule: 8:00AM 5:00PM
Interview: On-site
Contract: Contractor to Employee
Visas Accepted: USC or GC

Role Overview

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.

Primary Responsibilities

• Architecture and design of complex Linux/Unix and Kubernetes computing environments.
• Support both on-prem and Cloud/AWS arenas.
• Support AIX/RHEL administration, Kubernetes, virtualization, and storage technologies.
• Support Disaster Recovery processes.
• Collaborate closely with developers and other technology personnel.
• Develop, migrate and manage services in the Amazon Web Services (AWS) cloud environment.
• Support services in physical data centers.
• Create, configure, and manage Enterprise Linux based systems.
• Participate in on call rotation as required.

Required Technical Skills

• architecture and design of complex Linux/Unix and Kubernetes computing environments
• on-prem and Cloud/AWS arenas
• AIX/RHEL administration
• Kubernetes
• virtualization
• storage technologies
• Disaster Recovery processes
• develop, migrate and manage services in the Amazon Web Services (AWS) cloud environment
• physical data centers
• Proven ability to create, configure, and manage Enterprise Linux based systems
• Strong understanding of TCP/IP networking services, setup, and troubleshooting
• routing, firewall filtering, load balancing, DNS, VLAN isolation, service APIs, gateways, proxies, and packet capture
• Demonstrated experience creating and managing shell scripts
• bash, korn shell , python
• Experience maintaining secure, hardened systems
• certificate and key management, ACLs, PAM, IAM, vulnerability scanning & remediation
• Solid understanding and implementation of Linux storage technologies
• SAN, NAS, Object (S3), LVM, RAID, backup & recovery
• Good understanding of virtualization and container technologies
• KVM, VirtIO, Xen, QEMU, Podman, Docker, LXC

Preferred Qualifications

• 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
• 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)