System Administrator

Amentum

. Install, configure, and maintain physical and virtual Linux servers, primarily Red Hat Enterprise Linux .

Posted 11/9/2026full-timeUnited StatesSeniorLead💰 $116,159 - $147,072 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in managing and maintaining both Linux and Windows server environments, with a strong focus on system updates, security patching, and troubleshooting. Proficient in collaborating with IT teams to ensure operational integrity and compliance within data center environments.

Highest-signal resume keywords

Red Hat Enterprise Linux ManagementWindows Server ManagementSystem Performance MonitoringBackup And Recovery SolutionsTroubleshooting And Problem-Solving

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Linux Server InstallationWindows Server InstallationSystem Updates And PatchingScript Writing For AutomationRemote System AdministrationSecurity Patch ApplicationHardware And Software TroubleshootingData Center MaintenanceOS Firewall ManagementTenable Vulnerability Remediation

Soft Skills

Communication SkillsOrganizational SkillsCollaboration Skills

Tools & Technologies

VMware vSphereESXiQuantum Tape LibraryNexsan Maintenance

Industry Keywords

IT Infrastructure ComplianceFacility CredentialsU.S. Citizenship Requirement

Tech Stack

Tools & technologies

FirewallsLinuxVMware

About the role

Key responsibilities & impact

Install, configure, and maintain physical and virtual Linux servers, primarily Red Hat Enterprise Linux
Install, configure, and maintain physical and virtual Microsoft Windows servers
Perform routine system updates, patches, and backups
Run Tenable reports and remediate server vulnerabilities
Support the VMware vSphere and ESXi virtual environment
Perform annual reviews of IT infrastructure systems for integrity and compliance
Collaborate with IT professionals and departments to ensure seamless IT operations
Monitor and maintain the data center
Support Quantum tape library and Nexsan maintenance
Maintain documentation of system configurations, procedures, troubleshooting guides, and infrastructure changes
Diagnose and resolve hardware and software issues
Stay current with emerging hardware, software, and technologies
Provide technical assistance and support to end users
Perform other assigned duties

Requirements

What you’ll need

Bachelor’s degree in computer science, engineering, or another scientific or management field; experience in lieu of education considered
Minimum of 7 years’ experience
Must be able to obtain and maintain facility credentials/authorization
U.S. Citizenship required for facility credentials/authorization at this work location
Ability to manage Red Hat Enterprise Linux servers
Understanding of firewalls and ability to manage OS firewalls
Proficiency in Windows server management, installation, updating, patch management, and troubleshooting
Experience using monitoring tools to track system performance and troubleshoot hardware and software issues
Strong understanding of operating systems, hardware, and software
Ability to implement backup and recovery solutions
Ability to write scripts to automate repetitive tasks
Ability to administer systems remotely
Expertise in applying security patches and updates
Excellent troubleshooting/problem-solving, communication, and organizational skills
Must pass required drug screening, background check, physical assessment if applicable, and driver record screening for positions requiring on-the-job driving
No licensure required
No professional certifications required

Benefits

Comp & perks

Health, dental, and vision insurance
Paid time off and holidays
Retirement benefits, including 401(k) matching
Educational reimbursement
Parental leave
Employee stock purchase plan
Tax-saving options
Disability and life insurance
Pet insurance