TS/SCI Linux Systems Engineer — Polygraph | Mission-Critical

Via Logic LLC; Chantilly (VA); On-site; USD 87,000 - 157,000; Full time

Job summary

Leidos in Chantilly, VA is seeking a Linux Systems Engineer to support a mission-critical customer environment. You will administer Linux servers in a virtualized environment and maintain system security and compliance requirements.

The role requires an active TS/SCI with polygraph, a bachelor’s degree, and roughly four years of relevant experience. You will collaborate with engineers, developers, and analysts to implement secure, scalable Linux solutions across multi-network environments.

Qualifications

• Active TS/SCI with the required Polygraph.
• Bachelor's degree and ~4 years of relevant experience.
• Hands-on Linux system administration and engineering experience.

Responsibilities

• Administer, configure, maintain, and troubleshoot Linux-based systems within a virtualized environment.
• Maintain operational security posture and support daily security operations.
• Perform system vulnerability scans, security audits, remediation, and compliance activities.
• Implement and maintain system security configurations and requirements.
• Provide configuration management for hardware, software, firmware, and security components.
• Support system engineering activities, planning, designing, and improving hardware- and software-based processes.
• Troubleshoot complex system and infrastructure issues and develop technical solutions.
• Support systems operating across multiple network environments.
• Collaborate with engineers, developers, technicians, analysts, and users to resolve issues.
• Investigate and document existing system architectures and configurations.

Skills

Linux administration

Systems engineering

Security operations

Education

Bachelor's degree

Tools

VMware

Red Hat Virtualization

Docker

Job description

Leidos in Chantilly, VA is seeking a Linux Systems Engineer to support a mission-critical customer environment. You will administer Linux servers in a virtualized environment and maintain system security and compliance requirements.

The role requires an active TS/SCI with polygraph, a bachelor’s degree, and roughly four years of relevant experience. You will collaborate with engineers, developers, and analysts to implement secure, scalable Linux solutions across multi-network environments.