Mission-Critical Linux Systems Administrator (DoD/Cloud)

Independent Software; Maryland; On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Competitive compensation

Generous benefits

Work‑life balance

Job summary

Independent Software is seeking a Systems Administrator to support Linux-based enterprise systems across virtualization, cloud, and on-prem environments. You will implement automation with Ansible/SALT, manage FreeIPA, and ensure SSP/STE/STN compliance while supporting DoD/IC missions.

The role involves hands-on administration, troubleshooting, and collaboration across security, operations, and engineering teams in a secure, mission-focused setting.

Qualifications

• Experience administering Linux systems in enterprise or operational environments.
• Experience with scripting and automation using Bash, Perl, Python, or similar languages.
• Experience with configuration management and automation tools such as Ansible or SALT.
• Experience supporting cloud infrastructure and AWS environments.
• Experience with FreeIPA administration and integration.
• Understanding of SSP compliance and STE/STN support requirements.
• Strong troubleshooting and problem‑solving skills.
• Ability to work independently and collaboratively within operational teams.
• Strong written and verbal communication skills.

Responsibilities

• Deploy, configure, maintain, and troubleshoot Linux-based enterprise systems.
• Support containerized environments and virtualization platforms.
• Support enterprise storage management and operational sustainment activities.
• Administer and maintain KVM virtualization environments.
• Develop and maintain automation solutions using Ansible, SALT, and scripting languages such as Bash, Perl, or Python.
• Support cloud-hosted infrastructure and AWS-based environments.
• Configure and maintain FreeIPA within enterprise Linux environments.
• Support system hardening, patching, upgrades, and lifecycle management activities.
• Maintain compliance with SSP documentation and STE/STN security requirements.
• Troubleshoot system, application, network, virtualization, and infrastructure-related issues.
• Support operational monitoring, system reliability, and performance optimization.
• Develop and maintain technical documentation and operational procedures.
• Collaborate with engineering, operations, and security teams to support mission requirements.
• Participate in on-call support and maintenance activities as required.

Skills

Linux administration

Scripting (Bash, Python, Perl)

KVM virtualization

Automation tools (Ansible)

Automation tools (SALT)

AWS / cloud infrastructure

FreeIPA administration

SSP/STE/STN compliance

Troubleshooting

Communication

Independent and collaborative work

Education

Bachelor’s degree in a technical discipline

Tools

Ansible

SALT

FreeIPA

AWS

Job description

Independent Software is seeking a Systems Administrator to support Linux-based enterprise systems across virtualization, cloud, and on-prem environments. You will implement automation with Ansible/SALT, manage FreeIPA, and ensure SSP/STE/STN compliance while supporting DoD/IC missions.

The role involves hands-on administration, troubleshooting, and collaboration across security, operations, and engineering teams in a secure, mission-focused setting.