Level 2 NOC Systems Administrator – Linux/Unix Focus

Unisys

. Administer Linux/Unix development, test, and production servers, including reloading, re-imaging, patching, configuration, and shell-level maintenance .

Posted 11/3/2026full-timeRemote • United StatesJuniorMid-LevelWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in administering and troubleshooting Linux/Unix systems, including proficiency in automation and scripting tools. Capable of providing operational support and training while ensuring compliance and system performance.

Highest-signal resume keywords

Linux/Unix AdministrationAutomation And ScriptingRed Hat Enterprise Linux (RHEL)CompTIA Linux+ Certification24×7 Operations Support

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Linux/Unix System AdministrationShell-Level MaintenanceRoot Cause AnalysisPackage Management (Yum, Apt, RPM)System MonitoringTroubleshootingConfiguration ManagementPerformance OptimizationRunbook CreationIncident Resolution

Soft Skills

Training And MentoringProblem SolvingCommunication

Tools & Technologies

BashPythonAnsibleAI-Assisted Tools

Certifications & Qualifications

RHCSACompTIA Linux+

Industry Keywords

Enterprise Linux/UnixOperational SupportLicensing ComplianceSystem Evaluation

Tech Stack

Tools & technologies

AnsibleLinuxPythonUnix

About the role

Key responsibilities & impact

Administer Linux/Unix development, test, and production servers, including reloading, re-imaging, patching, configuration, and shell-level maintenance
Diagnose and resolve complex Linux/Unix operating system, service, and connectivity issues
Monitor Linux/Unix systems, services, and performance daily and initiate proactive remediation
Install, remove, and upgrade Linux/Unix packages using native package managers such as yum, apt, and rpm
Own Level 2 Linux/Unix-related tickets through resolution, including root cause analysis
Provide system evaluation reports and contribute to operational recommendations
Update system records, ensure licensing compliance, and maintain accurate configuration data for Linux/Unix assets
Create runbooks and how-to guides and train Level 1 analysts on Linux/Unix procedures
Use automation, scripting, and AI-assisted tools to improve operational efficiency, streamline administrative tasks, and support incident resolution

Requirements

What you’ll need

BA/BS degree and 2–4 years of relevant experience OR equivalent combination
Experience supporting enterprise Linux/Unix operating systems, including Red Hat Enterprise Linux (RHEL), Ubuntu, SUSE Linux, or equivalent are preferred
Experience with Linux/Unix automation and scripting tools such as Bash, Python, Ansible, or similar are preferred
Familiarity with AI-assisted tools and technologies for system administration, troubleshooting, and operational support are preferred
Relevant certifications such as CompTIA Linux+, RHCSA, or equivalent certifications are preferred
Ability to support 24×7 operations and rotating shifts
U.S. Citizenship and U.S. residency required
Eligibility for required U.S. Government export-control authorizations
May also hold Windows credentials if permitted

Benefits

Comp & perks

24×7 operations support with rotating shifts
Equal opportunity employment
Reasonable accommodation support for qualified US job seekers