Senior Linux Systems Administrator

Jobtailor; Virginia (IL); On-site; USD 110,000 - 140,000; Full time

Job summary

Jobtailor is seeking an experienced Linux Administrator to manage Red Hat and Oracle Linux environments. You will automate system builds with AAP, Satellite, and Puppet, provide T3 support, and lead process documentation.

Ideal candidates have extensive automation experience, strong troubleshooting skills, and a SECRET security clearance. The role includes cross-team collaboration, on-call duties, and mentorship of junior staff.

Qualifications

• Requirements include multiple pathways with appropriate years of experience and security clearance.
• Candidates should have strong Red Hat and Oracle Linux knowledge and automation experience.
• Experience in large, multi-site production environments is preferred.
• Active SECRET Government Security Clearance is required.

Responsibilities

• Provide Linux administration and automate builds using AAP, Satellite, and Puppet.
• Deliver T3 support for Red Hat Enterprise Linux and Oracle Linux environments.
• Troubleshoot complex issues across functional areas.
• Create and maintain SOPs and technical documentation.
• Provide off-hours support and train junior team members.
• Ensure compliance with certification and accreditation requirements.

Skills

Linux Administration

Automation

Troubleshooting

System Builds

Patching

Hardening

Technical Documentation

SOP Creation

CVE Mitigation

Education

Master's degree

Bachelor's degree

Associates degree

High School diploma/equivalent

Tools

Ansible

Satellite

Puppet

AAP

Job description

• Leverage Red Hat and Oracle Linux experience to deliver measurable results in a fast-paced, professionally challenging environment.
• Assist in troubleshooting complex issues that cross many functional areas.
• Perform Linux Administration using AAP, Satellite, and Puppet to automate system builds, upgrades, patching, and hardening.
• Provide T3 level support for the Red Hat Enterprise and Oracle Linux environments.
• Deliver technical and user documentation as required.
• Provide off-hours support.
• Train junior team members on patching and other O&M related tasks.
• Comply with certification and accreditation requirements.
• Create and maintain SOPs.

Requirements

• Masters degree and 6 years of experience or Bachelors degree and 8 years of experience or Associates degree and 10 years of experience or High School diploma/equivalent and 12 years of experience.
• U.S. citizenship and an active SECRET Government Security Clearance.
• 5 years of experience in a similar role within a large, multi-site production environment.
• Strong knowledge of RHEL and/or Oracle Linux.
• In-depth knowledge of and real-world experience in automation.
• Ability to quickly troubleshoot and mitigate issues.
• Proficiency with Ansible.
• Experience working with Security teams to translate common vulnerability and exposures (CVE) into actionable mitigation and remediation steps.

Core Competencies

Demonstrates expertise in Linux Administration, particularly with Red Hat and Oracle Linux, while leveraging automation tools like Ansible, AAP, and Puppet to enhance system efficiency and security. Capable of providing high-level support and training to team members, ensuring compliance with security standards and operational procedures.

Highest-signal resume keywords

• Linux Administration
• Red Hat Enterprise Linux
• Oracle Linux
• Ansible
• Automation

ATS Optimization Keywords

Hard Skills

• Linux Administration
• Automation
• Troubleshooting
• System Builds
• Patching
• Hardening
• Technical Documentation
• SOP Creation
• User Documentation
• CVE Mitigation

Soft Skills

• Training
• Collaboration
• Problem-Solving

Certifications & Qualifications

• SECRET Government Security Clearance

Industry Keywords

• Multi-Site Production Environment
• Certification and Accreditation Requirements

Tools & Technologies

• AAP
• Satellite
• Puppet