Senior Systems Administrator

AMERICAN SYSTEMS

. Provide engineering solutions for various and unique problem sets and customers in a government software hosting facility .

Posted 9/21/2026full-timePoint Mugu • California • United StatesSenior💰 $86,000 - $137,600 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in deploying and maintaining physical and virtual hardware infrastructure, including virtual machines and containers, while ensuring compliance with security standards and providing technical support. Proficient in system administration, incident response, and disaster recovery planning within a government software hosting environment.

Highest-signal resume keywords

CompTIA Sec+Windows or Linux OS CertificationRisk Management Framework (RMF) Compliance Experience5+ Years of ExperienceActive Secret Clearance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

System AdministrationTroubleshootingConfiguration ManagementBackup and Disaster RecoveryNetworking SupportAgile MethodologyVirtual Machine ManagementContainer ManagementUser Account ManagementIncident Response

Soft Skills

Technical SupportBest-Practice Guidance

Tools & Technologies

Veeam BackupWindows 10-11Windows Server 2016-2022Linux (Red Hat)VMware (ESXi, vSphere, VCF, vSAN, NSX)Cisco (IOS and NX-OS)PDQ DeployAtlassianGitLabPostgreSQL and MySQL

Certifications & Qualifications

CompTIA Sec+Windows or Linux OS CertificationACAS Operator and Supervisor Course

Industry Keywords

DoD GuidanceSecurity PostureContinuous MonitoringSTIGManagerEvaluate-STIGContainers (Docker, Podman)

Tech Stack

Tools & technologies

DockeriOSLinuxMySQLPostgresVMware

About the role

Key responsibilities & impact

Provide engineering solutions for various and unique problem sets and customers in a government software hosting facility
Deploy and maintain physical and virtual hardware infrastructure, including virtual machines and containers
Perform routine maintenance and configuration changes to physical and virtual hosts
Install, configure, and troubleshoot hardware and software on servers, workstations, and IT equipment
Maintain system backups and disaster recovery plans
Manage user accounts and permissions
Deploy and maintain software applications
Troubleshoot technical issues
Maintain knowledge base, incident response, system configuration, and other system administration documentation
Provide technical support and best-practice guidance to customers
Secure information systems and applications according to current DoD guidance
Maintain configuration and security posture through continuous monitoring and security event reporting
Participate in project planning using Agile methodology
Provide networking support for on-premises infrastructure

Requirements

What you’ll need

Must be a U.S. Citizen
Active Secret clearance with ability to obtain Top Secret (interim to start)
CompTIA Sec+
Windows or Linux OS certification
At least 5+ years of experience
Risk Management Framework (RMF) compliance experience preferred
ACAS Operator and Supervisor Course completion preferred; certification must be within the 3 year active window
Familiarity with Veeam Backup
Familiarity with Windows 10-11
Familiarity with Windows Server 2016-2022
Familiarity with Linux (Red Hat)
Familiarity with VMware (ESXi, vSphere, VCF, vSAN, NSX)
Familiarity with Cisco (IOS and NX-OS)
Familiarity with PDQ Deploy
Familiarity with Atlassian
Familiarity with GitLab
Familiarity with PostgreSQL and MySQL
Familiarity with ACAS (SecurityCenter, Nessus Scanner)
Familiarity with STIGManager
Familiarity with Evaluate-STIG
Familiarity with containers (Docker, Podman)

Benefits

Comp & perks

Healthcare benefits
Paid leave
Retirement plans
Insurance programs
Education and training assistance
Employee ownership