Systems / Linux Engineer

The Senior Systems / Linux Engineer will serve as the core technical authority for enterprise Linux infrastructure and operating system security. Core responsibilities include:

• Lead the comprehensive engineering, technical planning, and execution of modernizing legacy infrastructure into scalable Linux-based enterprise architectures.
• Configure, optimize, and manage enterprise-grade Linux distributions, specifically Red Hat Enterprise Linux (RHEL), across hybrid cloud environments.
• Analyze and address all operating system performance, resource optimization, storage allocation, and kernel tuning implications.
• Architect and implement robust, high-availability Linux clusters, failover mechanisms, and automated backup strategies.
• Design and deploy automated configuration management scripts and infrastructure as code (IaC) to eliminate manual deployment steps.
• Develop the foundational infrastructure and secure pipelines required for seamless integration into enterprise data tools.
• Conduct technical root cause analysis, performance monitoring, and security hardening on active Linux systems and servers.
• Proactively identify architectural vulnerabilities during system migrations and design targeted engineering workarounds.
• Develop and maintain comprehensive technical documentation, deployment guides, and infrastructure topology diagrams.

High School with 9+ years (or commensurate experience), * Certifications: DoD 8570 IAT Level II or higher (e.g., Security+ CE, CySA+) and a recognized Linux certification (e.g., RHCE, RHCSA).

• Deep technical proficiency in administrative engineering, configuration, and advanced troubleshooting of RHEL or similar enterprise Linux platforms.
• Hands-on engineering experience using advanced automation scripts (e.g., Ansible, Bash, Python, or Puppet) for systems orchestration.
• Proven experience implementing DISA STIGs and hardening enterprise Linux operating systems to meet federal security baselines .

Clearance Level: Must have an active Secret clearance

Preferred Skills & Experience

• Prior experience supporting U.S. Coast Guard (USCG) or Department of Homeland Security (DHS) software modernization programs.
• Direct experience utilizing or developing custom integrations and data connectors for the Collibra data governance platform.
• Familiarity with hosting, connecting, or optimizing Linux-based server environments that support the Collibra data governance platform.
• Advanced knowledge of Linux storage management (LVM, SAN, NAS) and network configuration (TCP/IP, routing, firewalls).
• Experience engineering virtualized environments (VMware vSphere) or cloud-hosted infrastructure (AWS, Azure).