Top skills for System Administrator jobs
Based on 253 active System Administrator postings · updated Oct 8, 2026.
Skills employers ask for
The share of System Administrator postings that list each skill. Text that appears in almost every posting — equal-opportunity and benefits sections — is left out.
- Linux41%
- Automation36%
- System Administration35%
- Scripting31%
- Computer Science30%
- Cybersecurity27%
- VMware26%
- Virtualization23%
- Patching21%
- Enterprise IT17%
- Firewalls16%
- Networks14%
- System Upgrades14%
- Access Management13%
- Remediation12%
- Onboarding12%
- DevSecOps10%
- Endpoint Management10%
- Group Policy9%
- DevOps9%
- Network Security9%
- Agile Software Development9%
- CMMI-DEV9%
- CMMI-SVC9%
- Data Center Engineering9%
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