Security-Cleared Linux Systems Administrator

Kwaan Bear Technology; Maryland; On-site; USD 95,000 - 125,000; Full time

Job summary

Kwaan Bear Technology seeks an Intermediate Linux Systems Administrator to install, configure, and maintain Linux environments across ARLEN and CARLEN networks, ensuring security, performance, and compliance in a DoD–compliant, secure IT infrastructure at Aberdeen Proving Grounds.

Responsibilities include system monitoring, patching, AD policy enforcement, backups, scripting with PowerShell, and STIG implementation; requires Top Secret or Secret clearance and a bachelor’s or associate degree

Qualifications

• Minimum of 5 years in systems administration across Linux platforms.
• Bachelor’s degree OR Associate’s degree with an additional 2 years of experience.
• CompTIA Security+ CE or CompTIA Server+ CE.
• Red Hat Certified System Administrator (RHCSA), MCSA, MAC OS, or MCP.
• Must meet DoD 8750 and 8140 compliance requirements.

Responsibilities

• Install, configure, and maintain operating system workstations and servers, including web servers.
• Perform system software installations and upgrades, adhering to IT policies and schedules.
• Monitor and tune systems for optimal performance.
• Implement and manage backup and recovery processes for data/media recoverability.
• Conduct hardware/software audits for compliance with standards and policies.
• Maintain accurate configuration databases and supporting documentation.
• Support system patching, media management, and offsite storage solutions.
• Manage Active Directory and policy enforcement across platforms.
• Automate system tasks using scripting languages such as PowerShell.
• Deploy updates and monitor system health in collaboration with IT teams.
• Ensure compliance with security standards and STIG implementations.
• Troubleshoot and resolve issues on Windows Server, macOS, and Linux systems.

Skills

Linux systems administration

Active Directory management

PowerShell scripting

Security compliance

Education

Bachelor’s degree

Associate’s degree + 2 years experience

Tools

RHCSA

MCSA

CompTIA Security+ CE

CompTIA Server+ CE

Job description

Kwaan Bear Technology seeks an Intermediate Linux Systems Administrator to install, configure, and maintain Linux environments across ARLEN and CARLEN networks, ensuring security, performance, and compliance in a DoD–compliant, secure IT infrastructure at Aberdeen Proving Grounds.

Responsibilities include system monitoring, patching, AD policy enforcement, backups, scripting with PowerShell, and STIG implementation; requires Top Secret or Secret clearance and a bachelor’s or associate degree