Senior Linux Systems Administrator SME | TS/SCI

General Dynamics Information Technology, Inc.; Corridor North (MD); On-site; USD 170,000 - 230,000; Full time

Job summary

General Dynamics Information Technology, Inc. seeks a Systems Administrator Linux SME to support a high-visibility, mission-critical environment under a long-standing Prime contract.

You will lead Linux system operations, virtualization platforms, and cloud components, delivering stable performance and secure configurations. The ideal candidate has 10+ years of IT experience, SME-level Linux expertise, TS/SCI with polygraph, US citizenship, and the ability to collaborate with software developers

Qualifications

• Bachelor's degree in a technical field.
• 10+ years of related experience.
• SME-level proficiency with Linux operating systems.
• Active TS/SCI with polygraph.
• US citizenship.

Responsibilities

• Install, configure, manage, and maintain Linux systems, including virtualization platforms and cloud computing environments.
• Determine network specifications, input/output processes, and working parameters for hardware/software compatibility. Identify, analyze, and resolve network issues.
• In coordination with the ISSO, implement security measures, conduct audits, and ensure compliance with customer security policies.
• Collaborate with software developers and IT stakeholders to support system integration, patch workflows, and maintenance activities.
• Develop and maintain scripts and automation tools that reduce manual effort and increase operational efficiency.
• Maintain systems with software updates, patches, and upgrades while validating functionality and compatibility.
• Create and update system documentation including configurations, processes, and procedures.

Skills

Linux

System Improvements

System Performance

Virtual Machines

AWS

Education

Bachelor's degree in a technical field

Tools

Thin Clients

Switches

Job description

General Dynamics Information Technology, Inc. seeks a Systems Administrator Linux SME to support a high-visibility, mission-critical environment under a long-standing Prime contract.

You will lead Linux system operations, virtualization platforms, and cloud components, delivering stable performance and secure configurations. The ideal candidate has 10+ years of IT experience, SME-level Linux expertise, TS/SCI with polygraph, US citizenship, and the ability to collaborate with software developers