Senior RHEL & OpenShift Engineer – On-Site

Tetra Tech; Atlantic City (NJ); On-site; USD 120,000 - 150,000; Full time

Job summary

LS Technologies, a Tetra Tech Company, seeks a Senior Red Hat System Administrator/Engineer to support on‑prem RHEL in a virtualized environment for enterprise cybersecurity services. You will design, test, and deploy automated configurations, integrate container platforms, and apply security best practices across OS and container runtimes.

A Secret clearance is required, and this is a fully in‑person role at Atlantic City, NJ or OKC.

Qualifications

• 10+ years of Red Hat Linux systems engineering experience.
• 3+ years architecting and managing production Kubernetes or OpenShift environments.
• Experience hardening enterprise environments using DISA STIGs and tools like OpenSCAP or SCC.
• Proficiency with virtualization, storage (LVM), and networking.
• Bachelor's degree in Computer Science preferred.

Responsibilities

• Develop, deploy, and maintain RHEL deployments for cybersecurity apps.
• Design and test automation with Ansible for OS to container rollouts.
• Enforce DISA STIGs across OS and container runtimes.
• Support multi‑platform infra (Windows, RHEL, VMware).
• Maintain operations docs: SOPs, diagrams, procedures.

Skills

Red Hat Linux

Kubernetes/OpenShift

Ansible

DISA STIG

Security Compliance

Linux Networking

Virtualization

SCAP/OpenSCAP

RHCE/RHCA

Education

B.S. in Computer Science

Tools

OpenShift

Kubernetes

Ansible

VMware

LVM

Job description

LS Technologies, a Tetra Tech Company, seeks a Senior Red Hat System Administrator/Engineer to support on‑prem RHEL in a virtualized environment for enterprise cybersecurity services. You will design, test, and deploy automated configurations, integrate container platforms, and apply security best practices across OS and container runtimes.

A Secret clearance is required, and this is a fully in‑person role at Atlantic City, NJ or OKC.