Linux Kernel and Containerization Subject Matter Expert (SME)
On-siteHuntsville, Alabama, United States
Job Summary
Monitor, update, and support THAAD Hardware-in-the-loop (HWIL), digital, and simulation labs by serving as the subject matter expert for Linux kernel customization. Install, configure, and maintain system hardware and software across RHEL 7-10 environments while designing and maintaining scalable, resilient container infrastructures and cloud development environments. Administer container orchestration clusters within strict air-gapped, classified environments requiring multi-factor authentication, automate operating system builds, and provide troubleshooting support for hardware and software issues. Manage user accounts on classified systems and contribute improvements to existing codebases within legacy systems. Requires 6+ years of experience, Linux+ and Security+ certifications, and active Secret security clearance.
Required Qualifications
- Strong background in containerization, Linux, Kernels, software development and security
- Must be able to work in a team environment
- Possess excellent communication skills both oral and written
- Associate's or Bachelor's degree in Computer Science, Computer Engineering, Information Technology, or a related technical field
- Equivalent relevant experience may be substituted for formal education
- 6+ years of professional experience supporting Linux-based systems, software engineering, systems administration, or related technical environments
- Active Linux+ and Security+ certifications
- Advanced knowledge of Red Hat Enterprise Linux (RHEL) versions 7 through 10, including operating system automation and Linux kernel customization
- Demonstrated expertise with Linux kernel architecture, customization, and administration
- Extensive experience with container technologies such as Docker, Podman, Kubernetes, OpenShift, or similar platforms
- Demonstrated experience designing, implementing, and maintaining scalable, resilient container infrastructures
- Proficiency in one or more programming or scripting languages such as C, C++, Python, Bash, or Go
- Experience automating operating system builds, deployments, and configuration management processes
- Strong troubleshooting and problem-solving skills within Linux operating systems and enterprise infrastructure
- Ability to work effectively in a collaborative team environment while managing multiple priorities
- Excellent written and verbal communication skills
- U.S. Citizenship with Active Secret Security clearance and ability to maintain the designated security clearance level
- Travel of up to 20%
Desired Qualifications
- Knowledge with a configuration management focus is a plus
- Experience supporting classified or air-gapped computing environments is highly desirable
- Familiarity with configuration management tools such as Ansible, Puppet, Chef, or similar technologies is preferred
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