Linux Systems Administrator jobs in United States
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SAIC · 13 hours ago

Linux Systems Administrator

SAIC is seeking a BMC3 Systems Administrator Analyst with Linux full stack development experience. The role involves planning and executing testing, training, maintenance, and operation of the BMC3 ground simulation test lab hardware while ensuring system security and performance in a Linux environment.

Information TechnologySecurityService IndustrySoftware
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Work & Life Balance
badNo H1BnoteSecurity Clearance RequirednoteU.S. Citizen Onlynote

Responsibilities

Oversee the execution of security measures called out in the security plan to include timely scans of network resources and software patches
Provide effective provisioning, installation/configuration, operation, and maintenance of production Linux Servers in a VMWare Virtualized Environment
Apply DISA STIG compliance controls to secure systems
Responsible for daily system monitoring, security, server health, resources and log management of Linux and Windows Server systems
Troubleshooting and performing root cause analysis. This includes troubleshooting all issues with system configurations, backups, files systems, and user access
Support Linux platforms hosting applications, operations and sustainment systems, and ACAS and other security tools
Interface with engineers, systems engineers, and subject matter experts
Troubleshoot hardware, networking, and software problems in multi-node environments
Ability to use automation software provisioning, configuration management, and application deployment functionality
Create and maintain software documentation and updates
I work with a highly technical team to perform evaluation tests
Support docker desktop containers and services such as Kubernetes

Qualification

Linux environment experienceSystems Administrator experienceDISA STIG complianceWindows Server experienceCompTIA Security+ certificationGitlab RunnersDocker supportKubernetes servicesCloud-to-On Prem architectureSingle Board ComputersMicrosoft Active DirectoryMicrosoft Server productsDell PowerEdge configurationRHEL 9 Security Compliance

Required

Bachelor's and five (5) years or more experience; master's and 2 years related experience
Experience working in a Linux environment
Experience in a Systems Administrator role with Windows
Experience with Current versions of Windows (e.g. Server 2019, 2022, Windows 10, 11 Enterprise)
Experience with Microsoft Server products
Experience with Microsoft Active Directory
Experience working with Single Board Computers
Experience with Gitlab Runners
Applicants must have experience with the application of DISA Security Technical Implementation Guides (STIGs) to operating systems and network devices
Dell PowerEdge under windows Server configuration background
RHEL 9 Security Compliance
Knowledge of Cloud-to-On Prem. architecture
U.S. Citizen with Active TS security clearance
CompTIA Security+ certification

Company

SAIC specializes in IT, enterprise IT, engineering, and professional services.

Funding

Current Stage
Public Company
Total Funding
$522.13M
Key Investors
U.S. Geothermal
2025-09-22Post Ipo Debt· $500M
2010-09-13Post Ipo Equity· $22M
2006-10-13IPO

Leadership Team

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Prabu Natarajan
Chief Financial Officer
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Kevin F Brown
Senior Vice President, Chief Information Security Officer
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Company data provided by crunchbase