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Senior Linux Windows System Administrator Jobs (NOW HIRING)

Leidos

Senior Linux System Administrator

Alexandria, VA

$107K - $195K/yr

The Senior Linux System Administrator will work within a team engineers, developers and system administrators, adding new capabilities to our enclaves, as well as ensuring the existing systems are ...

ManTech

Linux Systems Administrator

Crane, IN · Hybrid

MANTECH seeks a motivated, career and customer-oriented Senior Linux System Administrator to join ... Provide troubleshooting support for Linux/Windows Operating Systems. * Perform system updates and ...

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Senior Linux Windows System Administrator information

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$102.2K

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How much do senior linux windows system administrator jobs pay per year?

As of Aug 5, 2026, the average yearly pay for senior linux windows system administrator in the United States is $102,229.00, according to ZipRecruiter salary data. Most workers in this role earn between $86,000.00 and $116,500.00 per year, depending on experience, location, and employer.

What is the difference between Senior Linux Windows System Administrator vs Network Engineer?

AspectSenior Linux Windows System AdministratorNetwork Engineer
CertificationsLinux+, Windows Server, Cisco CCNACCNA, CCNP, CompTIA Network+
Work EnvironmentServer management, system troubleshooting, OS configurationNetwork design, routing, switching, infrastructure setup
Industry UsageIT departments managing servers and OS environmentsTelecom, enterprise networks, data centers

The Senior Linux Windows System Administrator primarily manages server OS environments, ensuring system stability and security. In contrast, a Network Engineer focuses on designing and maintaining network infrastructure. While both roles require networking and OS certifications, their daily tasks and focus areas differ significantly, catering to different aspects of IT infrastructure.

What cities are hiring for Senior Linux Windows System Administrator jobs? Cities with the most Senior Linux Windows System Administrator job openings:
What are the most commonly searched types of Linux Windows System Administrator jobs? The most popular types of Linux Windows System Administrator jobs are:
What states have the most Senior Linux Windows System Administrator jobs? States with the most job openings for Senior Linux Windows System Administrator jobs include:
Senior Linux Windows System Administrator jobs near you

System Administrator (Linux & Windows) with Security Clearance

Indotronix International Corp

Waco, TX • On-site

$70/hr

Contractor

Posted 26 days ago

Job description

Position: System Administrator (Linux & Windows Workstations)
Client: L3Harris
Location: Waco, TX (100% Onsite)
Duration: 12+ Months Contract (Temp to Perm)
Schedule: 9/80 Work Schedule | 8:00 AM Shift
Pay Rate: Up to $70/hr on W2 Position Summary
The System Administrator will be responsible for deploying, securing, maintaining, and supporting Linux and Windows desktop and laptop environments used by engineering and technical teams. This role includes workstation administration, virtualization support, endpoint security, software deployment, automation, and troubleshooting across enterprise environments.
Key Responsibilities
• Administer and support Linux and Windows workstations.
• Deploy, configure, patch, and maintain desktop and laptop systems.
• Support Red Hat Enterprise Linux (RHEL), CentOS, Rocky Linux, Windows 10, and Windows 11.
• Administer and support Proxmox virtualization environments.
• Support Atlassian Jira, Bitbucket, and Jenkins platforms.
• Manage user accounts, authentication, permissions, Active Directory integration, LDAP, and SSO.
• Troubleshoot hardware, operating systems, applications, networking, and performance issues.
• Support endpoint security, encryption, antivirus, logging, compliance, and vulnerability remediation.
• Automate administrative tasks using Bash, PowerShell, Python, or similar scripting languages.
• Deploy software packages and developer tools.
• Create and maintain technical documentation and workstation standards.
• Collaborate with Engineering, DevOps, Cybersecurity, and IT teams to resolve issues and improve system reliability.
Required Qualifications
• Bachelor's degree in Information Technology, Computer Science, or related field (or equivalent experience).
• 3+ years of Linux and/or Windows System Administration experience.
• Strong experience with Red Hat Enterprise Linux (RHEL), CentOS, Rocky Linux, Windows 10, and Windows 11.
• Experience supporting Proxmox virtualization environments.
• Experience supporting Jira, Bitbucket, and Jenkins.
• Experience with Bash, PowerShell, Python, or similar scripting languages.
• Experience with Active Directory, LDAP, or Single Sign-On (SSO).
• Knowledge of patch management, endpoint hardening, endpoint security, and vulnerability remediation.
• Strong troubleshooting skills involving operating systems, networking, hardware, and enterprise applications.
Preferred Qualifications
• Experience supporting engineering or software development environments.
• Experience with Ansible, Puppet, Chef, Microsoft Intune, or Group Policy.
• Familiarity with CI/CD pipelines and source control administration.
• Experience with virtualization, containers, or cloud infrastructure.
• RHCSA, RHCE, Linux+, Microsoft, Atlassian, Jenkins, or equivalent certifications.
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About Indotronix

Sourced by ZipRecruiter

In 1986, Indotronix established itself in the staffing space. 22 years later, Avani entered the scene, offering consulting and technology development. Finally, in 2016, the two joined forces to begin delivering talent across all areas, from Staffing to Consulting to unique platform development.

Industry

Recruiting and staffing services

Company size

1,001 - 5,000 Employees

Headquarters location

Rochester, NY, US

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