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System Administrator Level 3 Linux Unix Jobs (NOW HIRING)

Cymertek

Linux / Unix Systems Administrator

Tysons, VA · On-site

Linux / Unix Systems Administrator LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please ... System Support Specialist, etc. DEGREE (Level Desired) Bachelor's Degree DEGREE (Focus) Computer ...

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How much do system administrator level 3 linux unix jobs pay per hour?

As of Sep 10, 2026, the average hourly pay for system administrator level 3 linux unix 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.

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Infographic showing various System Administrator Level 3 Linux Unix job openings in the United States as of June 2026, with employment types broken down into 11% Full Time, 88% Part Time, and 1% Nights. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $108,079 per year, or $52 per hour.

Senior Linux/UNIX System Administrator

Bellevue, WA • On-site

Globenet Consulting Corp
See more jobs at Globenet Consulting Corpexternal

Other

Posted 14 days ago

Job description

Benefits:
  • Competitive salary
  • Opportunity for advancement
  • Training & development
Role: Senior Linux/UNIX System Administrator Location: Brevard County, FL 32925 Let’s Create Our Future Together at The AES Group! Position Overview

The Senior Linux/UNIX System Administrator will manage and maintain Linux and UNIX environments, ensuring performance, availability, security, and reliability. This role includes proactive system maintenance, resource management, troubleshooting, automation, system migrations, cloud integration, and disaster recovery. The administrator will also mentor junior team members and support infrastructure modernization initiatives.

Key Responsibilities
  • Administer Red Hat Linux, Solaris, and other Linux/UNIX operating systems.
  • Monitor system performance, capacity, storage utilization, and availability.
  • Perform proactive space management and implement scalability and high-availability solutions.
  • Support physical-to-virtual migrations, cloud integrations, and platform upgrades.
  • Develop and maintain backup, recovery, and disaster recovery procedures.
  • Troubleshoot complex system and application issues and perform root cause analysis.
  • Create and document shell scripts and automation tools for administrative tasks.
  • Maintain system security configurations and apply required updates and patches.
  • Assist with infrastructure replacement plans and hardware refresh cycles.
  • Provide technical guidance and training to junior administrators.
  • Maintain system documentation, procedures, configurations, and operational records.
Required Qualifications
  • Five or more years of Linux/UNIX system administration experience.
  • Active Top Secret security clearance.
  • Security+ certification.
  • IAT Level II certification or compliance.
  • Oracle Solaris Certified Associate and/or Red Hat Certified System Administrator certification.
  • Strong experience with Red Hat Enterprise Linux 7.x, Solaris, and other Linux variants.
  • Experience with system migrations, virtualization, backup, recovery, and performance troubleshooting.
  • Strong shell scripting and system automation skills.
Preferred Qualifications
  • Red Hat Certified Engineer certification.
  • CompTIA Linux+ certification.
  • Red Hat Automation with Ansible.
  • Red Hat System Administration I, II, or III.
  • Red Hat Satellite Administration.
  • Red Hat Enterprise Virtualization.
  • Oracle Solaris 11 Systems Administration I, II, or III.
  • Oracle Solaris 11 Logical Domains and Zones.
  • Solaris ZFS administration, security administration, and performance tuning.
  • Oracle Solaris Essentials and shell scripting experience.
  • Experience with Docker, Kubernetes, or other containerization technologies.
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