Systems Administrator Resume Example & Writing Guide
Create a professional systems administrator resume. Includes sysadmin resume examples, infrastructure skills, and tips for showcasing uptime and security.
Systems Administrator Resume Example
Here's a professional systems administrator resume example that you can use as a reference. This example highlights the key sections and content that hiring managers look for.
Alex Johnson
Systems Administrator
New York, NY | alex.johnson@email.com | (555) 123-4567 | linkedin.com/in/alexjohnson
Professional Summary
Systems Administrator with 6+ years of experience managing Windows and Linux server environments across on-premises and cloud infrastructure. Expert in Active Directory, virtualization, and network security. Maintains 99.99% uptime across 200+ servers while supporting 1,500+ end users.
Work Experience
Senior Systems Administrator
2022 – Present
ABC Corporation, New York, NY
- •Managed 200+ Windows and Linux servers across 3 data centers maintaining 99.99% uptime SLA
- •Automated 80+ routine tasks using PowerShell and Bash scripts, saving 25 hours per week
- •Led migration of 150 virtual machines from on-premises VMware to Azure, reducing infrastructure costs by 35%
Systems Administrator
2019 – 2022
XYZ Company, Chicago, IL
- •Implemented zero-trust security model and MFA, reducing unauthorized access incidents by 90%
- •Supported 1,500+ end users with Tier 2/3 escalation resolution, maintaining 98% satisfaction rating
Skills
Windows Server • Linux (RHEL/Ubuntu) • Active Directory • VMware vSphere • Azure/AWS • PowerShell • Bash Scripting • DNS/DHCP • Group Policy • Backup & Recovery • Network Security • Firewall Management • SCCM/Intune • Monitoring (Nagios/Zabbix) • ITIL Framework
Education
Bachelor of Science in Information Technology
Bachelor of Science in Computer Science
Associate Degree in Network Administration
Systems Administrator Resume Summary Examples
Your resume summary is the first thing hiring managers read. Here's a strong example for asystems administrator with 6+ years of experience:
“Systems Administrator with 6+ years of experience managing Windows and Linux server environments across on-premises and cloud infrastructure. Expert in Active Directory, virtualization, and network security. Maintains 99.99% uptime across 200+ servers while supporting 1,500+ end users.”
“Hardworking systems administrator looking for a challenging position where I can utilize my skills and experience. I am a team player with excellent communication skills.”
Why the first example works: It includes specific years of experience, quantified achievements, technical skills, and certifications — all things ATS systems and hiring managers look for.
Work Experience Bullet Points
Here are powerful, metrics-driven bullet points for a systems administrator resume. Notice how each one starts with an action verb and includes specific numbers:
- Managed 200+ Windows and Linux servers across 3 data centers maintaining 99.99% uptime SLA
- Automated 80+ routine tasks using PowerShell and Bash scripts, saving 25 hours per week
- Led migration of 150 virtual machines from on-premises VMware to Azure, reducing infrastructure costs by 35%
- Implemented zero-trust security model and MFA, reducing unauthorized access incidents by 90%
- Supported 1,500+ end users with Tier 2/3 escalation resolution, maintaining 98% satisfaction rating
Pro Tip: Use the formula: Action Verb + Task + Quantified Result. For example: “Managed” + “team of 12 engineers” + “delivering project 20% under budget.”
Key Skills for a Systems Administrator Resume
Include these skills on your systems administrator resume to pass ATS screening and impress hiring managers:
ATS Keywords for Systems Administrator Resume
These are the most important keywords that Applicant Tracking Systems scan for in systems administrator resumes. Include them naturally throughout your resume:
Important: Don't stuff keywords. Use them naturally in your summary, experience, and skills sections. ATS systems can detect keyword stuffing and may flag your resume.
Education & Certifications
Education
- Bachelor of Science in Information Technology
- Bachelor of Science in Computer Science
- Associate Degree in Network Administration
Certifications
- CompTIA Server+
- Microsoft Certified: Azure Administrator Associate
- Red Hat Certified System Administrator (RHCSA)
- VMware Certified Professional (VCP)
- ITIL Foundation
Expert Tips for Your Systems Administrator Resume
Quantify the number of servers, users, and environments you manage
Highlight uptime percentages and SLA compliance metrics
Show automation experience with scripting languages (PowerShell, Bash, Python)
Include both on-premises and cloud administration experience
List specific certifications — they carry significant weight in sysadmin roles
Systems Administrator Salary & Job Outlook
Entry Level
$60K
Median Salary
$91K
Experienced
$130K
Job Outlook
3% growth (2022-2032), about as fast as average
Source: BLS 2024
Frequently Asked Questions
What should a systems administrator put on a resume?
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How do I quantify sysadmin work on a resume?
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