System Administrator Cover Letter Example
This system administrator cover letter example complements the system administrator resume example.
It demonstrates how to reference wins like achieving 99.94% server uptime, achieving -52% ticket backlog reduction, and achieving 98% patch compliance without repeating your resume word for word.
Bring personality forward by emphasizing strengths such as Maintains high availability with disciplined monitoring and automation, Improves support efficiency through scripting and documentation, and Collaborates with security to keep infrastructure hardened.

I'm excited to apply for the System Administrator position. System administrator sustaining 99.94% uptime, reducing ticket backlog 52%, and achieving 98% patch compliance through automation and rigorous documentation.
At Uptime Solutions, managed a diverse fleet of Windows and Linux servers in a hybrid environment, ensuring high availability through proactive monitoring and automated remediation processes. Developed PowerShell and Bash scripts to streamline account provisioning and log rotation, significantly easing support workloads.
I have a track record of achieving 99.94% server uptime, achieving -52% ticket backlog reduction, and achieving 98% patch compliance.
My key strengths include Maintains high availability with disciplined monitoring and automation, Improves support efficiency through scripting and documentation, and Collaborates with security to keep infrastructure hardened.
I'm known for strengths in infrastructure, automation, and support while partnering with cross-functional teams.
I would welcome the opportunity to discuss how my experience can support your goals. Thank you for your time and consideration.
Highlights
- Maintains high availability with disciplined monitoring and automation.
- Improves support efficiency through scripting and documentation.
- Collaborates with security to keep infrastructure hardened.
Tips to adapt this example
- Choose one metric such as achieving 99.94% server uptime to show the scale of your impact.
- Mirror the language from the job post in your first paragraph to signal fit immediately.
- Anchor each paragraph around a single achievement and quantify the outcome when possible.
- Close with a confident call to action that makes it easy to move to the interview stage.
- Adapt the focus of the second paragraph to spotlight strengths like Maintains high availability with disciplined monitoring and automation.
Keywords
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