On-Site Linux SysAdmin — TS Clearance (Huntsville)

Leidos Inc; Huntsville (AL); On-site; USD 92,300 - 166,850; Full time

Job summary

Leidos-Dynetics seeks a Linux Systems Administrator to ensure secure and efficient operation of information systems in a DoD environment. Mastery of Linux, networking, and Windows is essential for success across a diverse tech landscape.

The role requires vulnerability scans, STIG implementation, and collaboration with cross‑sector teams to maintain compliance with DoD standards while managing privileged access and secure configurations.

Qualifications

• Bachelor’s degree plus eight years of System Administration experience or equivalent.
• “4+ years administering Linux operating systems.”
• “Top Secret clearance required.”
• “DoD Directive 8570/8140 IAT II certification (Security+ CE, CCNA Security, CySA+, GICSP, GSEC, CND, SSCP).”
• “RMF familiarity for Windows, Linux, and network devices.”
• “Excellent written and verbal communication with stakeholders.”

Responsibilities

• Perform system design and new hardware/software implementation.
• Maintain Linux, network devices, and Windows endpoints.
• Keep information systems compliant and aligned with DoD standards.
• Coordinate with Information Assurance to meet compliance.
• Manage privileged access management.

Skills

Linux

Networking

Windows

IAT II Certification

RMF familiarity

Communication skills

Privileged access mgmt

Education

Bachelor's degree

RHCSA

Tools

Ansible

TACLANE

Job description

Leidos-Dynetics seeks a Linux Systems Administrator to ensure secure and efficient operation of information systems in a DoD environment. Mastery of Linux, networking, and Windows is essential for success across a diverse tech landscape.

The role requires vulnerability scans, STIG implementation, and collaboration with cross‑sector teams to maintain compliance with DoD standards while managing privileged access and secure configurations.