Senior Linux Systems Administrator jobs in United States
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SAIC · 1 day ago

Senior Linux Systems Administrator

SAIC is recruiting for a Senior Linux Systems Administrator to join their program supporting the NOAA GFDL lab in Princeton, NJ. This role involves managing junior administrators, prioritizing customer problems, and conducting project work in a high interrupt support environment.

Information TechnologySecurityService IndustrySoftware
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Work & Life Balance
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Responsibilities

Providing Mid-Tier to Top-Tier Systems Administration for clients and servers in a heterogeneous environment
Systems Administration - Maintain IT Security posture according to organization requirements, Manage rigorous patching schedule for all systems, Manage existing Patching deployment tools, maintain and enhance current tools, replace the current backup system with a new one
Installing SW packages, compiling where necessary, Maintenance inventory of all assets and applications
Managing smart card authentication infrastructure
Supporting Project (60%) and User (40%) actives in a high interrupt environment
Writing/updating/enhancing system documentation concerning problem resolutions and HPC assets)
Writing technical justifications for the procurement of hardware & software

Qualification

Linux administrationRed Hat Enterprise LinuxScriptingConfiguration management toolsBackup systems managementDatabase cluster managementSmart card authenticationCustomer-facing communicationProject management

Required

B.S. in Computer Science, Information Technology, Software Engineering, or related field and nine (9) years of experience, masters and seven (7) years of experience
Demonstrated proficiency in Linux administration best practices
Documented experience with scripting (e.g., shell, bash, tcsh, perl, python, ruby)
Documented experience with managing, deploying, or migrating centralized backup system(s) (e.g., Amanda, Bacula, Backup Exec, NetBackup, ReaR)
Documented knowledge of configuration management tools (e.g., ansible, chef, puppet, or saltstack)
Experience with configuration and support of access methods (e.g., VPN, SSH tunneling)
Experience managing and maintaining database clusters, preferably Percona XtraDB/MySQL cluster
Experience managing software scalable network file systems and centralized storage appliances
Experience supporting enterprise logon with smart card authentication on Linux (e.g., BeyondTrust, Centrify, SSSD)
US Citizenship with the ability to obtain and maintain a Public Trust Clearance

Preferred

Demonstrated knowledge of Red Hat Enterprise Linux (RHEL) or derivatives (e.g., AlmaLinux OS, CentOS, Oracle Linux, Rocky Linux) is a plus
Understanding of licensing structures for Red Hat products is a plus

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