Job Descriptions/ System Administrator

System Administrator Job Description: Duties, Skills, Experience & Salary

System Administrators manage, configure, and maintain IT infrastructure to ensure optimal performance, security, and reliability. They support networks, servers, and systems that businesses rely on daily.

Use our expert-written System Administrator job description template to attract the best candidates. It includes key duties, skills, average salary, and more.

May 19, 2025

System Administrator Job Description Template

Job Title: System Administrator

Location: [Insert Location]

Job Type: [Full-time/Part-time/Contract]

Reports To: IT Manager / Director of Technology

About the Role

We are seeking a skilled and proactive System Administrator to join our IT team. The ideal candidate will be responsible for installing, configuring, and maintaining servers and networks, ensuring security compliance, and troubleshooting system issues to keep our infrastructure operating efficiently.

System Administrator Responsibilities and Duties

Install, configure, and maintain operating systems, servers, and applications
Monitor system performance and troubleshoot hardware/software issues
Manage user accounts, access controls, and network permissions
Implement security policies and manage firewalls, antivirus, and patching
Maintain backups, disaster recovery plans, and system documentation
Perform regular system audits and updates to maintain compliance
Collaborate with IT staff to support end users and ensure high system availability
Respond to service outages and perform root cause analysis
Manage virtualization platforms and cloud environments (e.g., VMware, AWS, Azure)
Support software deployment and infrastructure upgrades

System Administrator Qualifications and Skills

Proficiency in Windows, Linux, or Unix-based environments
Strong understanding of networking concepts (DNS, DHCP, TCP/IP)
Experience with system monitoring tools and scripting (e.g., PowerShell, Bash)
Familiarity with virtualization and cloud technologies
Excellent problem-solving and documentation skills
Ability to work independently and manage multiple priorities
Strong communication and collaboration skills

Education and Experience Requirements

Bachelor’s degree in Computer Science, Information Technology, or related field
3+ years of experience in system or network administration
Industry certifications (e.g., CompTIA Server+, Microsoft Certified, RHCE) preferred
Experience managing on-premises and cloud-based infrastructure

Interested candidates are encouraged to submit their resume and a brief cover letter describing their experience with server and network management. Please send applications to [email protected] or contact us at +1 999999999 for more information.

System Administrator Average Salary

In the United States, System Administrators earn between $55,046 and $147,271 annually, based on experience, industry, and location.

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