Linux Systems Administrator (5025)

SMX is looking for a highly motivated Linux Systems Administrator with demonstrated experience to maintain the various systems used in a Software Development program.

This position will provide onsite support at Patuxent River NAS in southern Maryland. As the Linux Systems Administrator, you will join a team of highly-driven, supportive, and skilled professionals engaged in supporting program management, technical, or business case analysis across the NAVAIR community.

Essential Duties & Responsibilities:

• Container Integration: Utilize familiarity with containerization concepts to support application deployment. Assist with the management of container orchestration tools such as Kubernetes or Docker Swarm.

• Automation & Scripting: Apply working knowledge of Ansible and other scripting tools to automate routine maintenance, server builds, and patching for optimum performance.

• Development Support: Work within an Agile scrum methodology to provide infrastructure support for software development teams. Help maintain CI/CD pipelines for containerized applications.

• Systems Maintenance: Install, configure, and manage Linux operating systems (Red Hat) and related toolsets.

• Security & Compliance: Perform continuous monitoring, scanning, and hardening of systems to ensure they remain compliant with NAVAIR and DISA policies. Execute DoD STIG applications and other cyber compliancy actions.

• Documentation & Operations: Maintain a robust knowledge base including system descriptions, procedures, and event logs. Respond promptly to system failures to ensure high availability for applications.

Required Skills and Experience:

• Clearance Required: Top Secret

• An interim TS is required to start; will consider upgrading candidate from Secret

• BS or BA degree in a Technical Discipline

• High school diploma and 6 years’ additional experience within these functional duties; or an associate's degree and 4 additional years may be substituted for the bachelor’s degree.

• 5+ years of hands-on experience working with UNIX/Linux and Windows

• Experience with the build, maintenance, and troubleshooting of Linux Servers (Red Hat, CentOS).

• Must be DoD 8140 & 5239 compliant (Security+ certified and OS certificate/certification).

• Experience in DoD Information Assurance/Cyber policy, specifically implementing STIGs and system hardening.

Desired Qualifications:

• Experience with VMware Tanzu

• Experience with CI/CD pipelines for containerized applications

• Experience with Ansible

Application Deadline: 2/17/2026

#cjpost #LI-Onsite

The SMX salary determination process takes into account a number of factors, including but not limited to, geographic location, Federal Government contract labor categories, relevant prior work experience, specific skills, education and certifications. At SMX, one of our Core Values is to Invest in Our People so we offer a competitive mix of compensation, learning & development opportunities, and benefits. Some key components of our robust benefits include health insurance, paid leave, and retirement.

The proposed salary for this position is:
$87,600—$146,000 USD

At SMX®, we are a team of technical and domain experts dedicated to enabling your mission. From priority national security initiatives for the DoD to highly assured and compliant solutions for healthcare, we understand that digital transformation is key to your future success.

We share your vision for the future and strive to accelerate your impact on the world. We bring both cutting edge technology and an expansive view of what’s possible to every engagement. Our delivery model and unique approaches harness our deep technical and domain knowledge, providing forward-looking insights and practical solutions to power secure mission acceleration.

SMX is an Equal Opportunity employer including disabilities and veterans.

Selected applicant may be subject to a background investigation and/or education verification.

SMX does not sponsor a new applicant for employment authorization or immigration related support for this position (i.e. H1B, F-1 OPT, F-1 STEM OPT, F-1 CPT, J-1, TN, E-2, E-3, L-1 and O-1, or any EADs or other forms of work authorization that require immigration support from an employer).