Linux System Administrator - active Top Secret required

Public Trust: None

Requisition Type: Regular

Your Impact

Own your opportunity to serve as a critical component of our nation’s safety and security. Make an impact by using your expertise to protect our country from threats.

Job Description

Linux Administrator

Advance how our customers operate while you advance your career. Join GDIT as a Linux Administrator and you will build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.  

MEANINGFUL WORK AND PERSONAL IMPACT  
As a Linux Administrator, the work you’ll do at GDIT will be impactful to the customer’s mission, your duties will include: 

• Install, configure, harden, and maintain Linux-based servers and services in production and non-production environments. 

• Proactively monitor system performance and availability, diagnose issues, and implement corrective actions to ensure reliability, scalability, and optimal performance. 

• Execute regular system updates, patch management, and security configurations in alignment with organizational and industry best practices. 

• Use scripts and standard automation tools to streamline and improve routine administrative tasks. 

• Troubleshoot and resolve complex hardware, software, and network issues impacting Linux systems, collaborating with cross-functional teams as needed. 

• Apply, maintain, and enhance Infrastructure as Code (IaC) and Configuration as Code (CaC) solutions using industry-standard tools and methodologies. 

• Maintain and support CI/CD pipelines to streamline application deployment, configuration management, and environment consistency. 

• Maintain accurate and up-to-date system documentation, including configurations, change records, and standard operating procedures. 

WHAT YOU’LL NEED TO SUCCEED  
Bring your technology expertise and drive for innovation to GDIT. The Linux Administrator must have:  

• Bachelor’s degree in Computer Science, Information Technology, or a related discipline; or equivalent combination of education and experience. 

• Minimum of 5 years of hands-on experience as a Linux System Administrator in enterprise or production environments. 

• Strong practical knowledge of major Linux distributions and their administration. 

• Proficiency in scripting for automating routine system administration tasks. 

• Familiarity with containerization platforms from an operations and support perspective. 

• Exposure to DevSecOps concepts and tools, with an understanding of secure software delivery and operational practices. 

• Experience administering environments that leverage Infrastructure as Code (IaC) and Configuration as Code (CaC) tools. 

• Solid understanding of networking fundamentals, protocols (TCP/IP, DNS, SSH), and core services in a Linux ecosystem. 

REQUIRED

• Clearance Level Must Currently Possess: Top Secret and SCI eligible 
• Location: Onsite 
• Required: US Citizenship
• Required: DoD 8140 IAT II compliant

GDIT IS YOUR PLACE

At GDIT, the mission is our purpose, and our people are at the center of everything we do.

• Growth: AI-powered career tool that identifies career steps and learning opportunities.
• Support: An internal mobility team focused on helping you achieve your career goals.
• Rewards: Comprehensive benefits and wellness packages, 401K with company match, competitive pay and paid time off.
• Flexibility: Full-flex work week to own your priorities.
• Community: Award-winning culture of innovation and a military-friendly workplace.

OWN YOUR OPPORTUNITY

Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward. 

Work Requirements

Years of Experience

5 + years of related experience

* may vary based on technical training, certification(s), or degree

Certification

Travel Required

Less than 10%

Citizenship

U.S. Citizenship Required