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Linux System Administrator Volunteer Jobs (NOW HIRING)

CDIT LLC

Linux System Administrator II

Norfolk, VA · On-site

The Linux System Administrator will supervise and manage the daily activities of configuration and operation of Linux-based business systems supporting the NMMES program. This position requires ...

BAE Systems

Linux System Administrator

Vicksburg, MS · On-site

BAE Systems is seeking Linux Administrators to support a team of administrators with standard Linux system administration duties at ERDC in Vicksburg, Mississippi. The selected candidate will perform ...

BAE Systems

Linux System Administrator

Vicksburg, MS

BAE Systems is seeking Linux Administrators to support a team of administrators with standard Linux system administration duties at ERDC in Vicksburg, Mississippi. The selected candidate will perform ...

NTA, Inc.

Linux System Administrator

Huntsville, AL

Linux System Administrator FLSA: Exempt Clearance: Secret Location: Redstone Arsenal, Huntsville, AL Job Type: Full time NTA, Inc. is a locally recognized Best Place to Work and Best Place for ...

NTA, Inc.

Linux System Administrator

Huntsville, AL

Linux System Administrator FLSA: Exempt Clearance: Secret Location: Redstone Arsenal, Huntsville, AL Job Type: Full time NTA, Inc. is a locally recognized Best Place to Work and Best Place for ...

Nwis

Linux System Administrator

Arlington, VA

Nightwing is seeking a Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and deployment of advanced cybersecurity ...

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How much do linux system administrator volunteer jobs pay per hour?

As of Jun 7, 2026, the average hourly pay for linux system administrator volunteer in the United States is $51.96, according to ZipRecruiter salary data. Most workers in this role earn between $41.11 and $62.50 per hour, depending on experience, location, and employer.

What does a Linux System Administrator Volunteer do?

A Linux System Administrator Volunteer is responsible for managing, maintaining, and troubleshooting Linux-based servers and systems, usually for nonprofit organizations or community projects. Their tasks may include installing software, applying security patches, monitoring system performance, and ensuring data backups. As a volunteer, they often work to improve the reliability and security of IT infrastructure while supporting users and documenting processes. This role provides valuable hands-on experience and helps organizations operate efficiently with limited resources.

What are the key skills and qualifications needed to thrive as a Linux System Administrator Volunteer, and why are they important?

To thrive as a Linux System Administrator Volunteer, you need a solid understanding of Linux operating systems, networking concepts, and basic scripting, often backed by hands-on experience or relevant coursework. Familiarity with tools like Bash, SSH, configuration management systems (e.g., Ansible), and optional certifications such as CompTIA Linux+ or LPIC-1 is valuable. Strong problem-solving abilities, attention to detail, and effective communication help you resolve issues efficiently and collaborate with team members. These skills and qualities are crucial for maintaining system stability, security, and reliable IT operations in volunteer-driven environments.

What are some common challenges faced by Linux System Administrator Volunteers, and how can they effectively manage their time and responsibilities?

Linux System Administrator Volunteers often face challenges such as balancing volunteer duties with other commitments, unfamiliarity with existing infrastructure, and adapting to varying documentation standards. To manage these effectively, it's helpful to communicate clearly with the team about task expectations and deadlines, prioritize learning key systems early on, and utilize available documentation and collaboration tools. Staying organized and setting aside regular time each week for volunteer responsibilities can also ensure consistent contribution and skill development.
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Linux System Administrator Volunteer jobs near you
Linux System Administrator II

Linux System Administrator II

CDIT LLC

Norfolk, VA • On-site

Full-time

Posted 19 days ago

Job description

Job Description
The Linux System Administrator will supervise and manage the daily activities of configuration and operation of Linux-based business systems supporting the NMMES program. This position requires expertise in optimizing system operations and resource utilization, performing system capacity analysis and planning, and ensuring compliance with DoD cybersecurity requirements. The Linux Administrator will provide technical assistance to users and collaborate with cross-functional teams to maintain mission-critical IT infrastructure supporting Navy ship maintenance operations.
Key Responsibilities
Infrastructure and Operations Support
  • Install, configure, and maintain Red Hat Enterprise Linux (RHEL) servers in physical and virtual environments
  • Manage Linux-based enterprise systems supporting Navy shore-based maintenance IT solutions
  • Optimize system operations and resource utilization to ensure high availability and performance
  • Perform system capacity analysis, planning, and performance monitoring
  • Configure and maintain network services including NFS, DNS, NTP, DHCP, and LDAP integration
  • Implement and manage virtualization platforms (VMware, KVM) hosting Linux systems
  • Support data center operations and participate in system consolidation initiatives

Cybersecurity and Compliance
  • Implement and maintain Security Technical Implementation Guide (STIG) compliance for Linux systems
  • Support Risk Management Framework (RMF) compliance activities and security assessments
  • Configure and manage security controls including firewalls, SELinux, and access control policies
  • Conduct vulnerability scanning and remediation using tools such as SCAP Compliance Checker and Nessus
  • Maintain system hardening in accordance with DISA security guidelines
  • Support security audits and provide documentation for Authority to Operate (ATO) packages
  • Monitor systems for security incidents and respond to threats in coordination with cybersecurity teams

System Administration and User Support
  • Manage user accounts, groups, and permissions across enterprise Linux systems
  • Develop and maintain system automation using shell scripting (Bash), Python, and configuration management tools (Ansible, Puppet)
  • Implement backup and disaster recovery procedures for critical systems
  • Troubleshoot and resolve system issues, hardware failures, and software errors
  • Provide technical assistance and support to end users accessing business systems
  • Document system configurations, procedures, and problem resolutions
  • Coordinate with application teams to support middleware and business application deployments

Leadership and Collaboration
  • May lead and direct the work of junior system administrators
  • Collaborate with network engineers, developers, and cybersecurity analysts
  • Participate in change management and configuration control processes
  • Support continuous improvement initiatives for IT infrastructure
  • Coordinate with Government personnel on system requirements and priorities

Required Qualifications
Education
  • Bachelor's degree in a STEM field (Computer Science, Information Technology, Engineering, or related discipline)

Experience
  • Minimum 2 years of experience in Linux system administration or related field
  • Demonstrated experience with enterprise Linux environments (RHEL, CentOS, Oracle Linux)
  • Familiarity with a variety of the field's concepts, practices, and procedures
  • Experience with system capacity analysis and performance optimization

Clearance
  • Active Secret security clearance (minimum)

Desired Qualifications
  • Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE)
  • Experience in DoD or Navy IT environments
  • Knowledge of DISA STIG implementation and compliance
  • Experience with Risk Management Framework (RMF) and Authority to Operate (ATO) processes
  • Familiarity with DevSecOps practices and CI/CD pipelines
  • Experience with cloud platforms (AWS, Azure) or hybrid cloud environments
  • Knowledge of containerization technologies (Docker, Kubernetes, Podman)
  • Experience with automation tools (Ansible, Puppet, Chef)
  • Prior experience supporting ship maintenance or logistics IT systems
  • IAT Level III certification (CASP+, CISSP, CISA, or equivalent)

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