SAIC

Senior Linux Systems Administrator

SAIC$100K — $130K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • B.S. in Computer Science, Information Technology, or related field; advanced degrees acceptable with reduced experience.
  • Proficiency in Linux administration best practices required.
  • Familiarity with Red Hat Enterprise Linux (RHEL) or derivatives is advantageous.
  • Understanding of licensing structures for Red Hat products preferred.
  • Experience with scripting languages such as shell, bash, or Python is necessary.
  • Proven management and deployment experience with centralized backup systems is essential.
  • Knowledge of configuration management tools is required.

Responsibilities

  • Provide mid-tier to top-tier systems administration in a mixed operating environment.
  • Maintain IT security posture and manage a rigorous patching schedule for all systems.
  • Install software packages and maintain an asset inventory.
  • Manage smart card authentication infrastructure effectively.
  • Support both project and user activities in a fast-paced environment.
  • Write and update system documentation regarding problem resolutions.
  • Draft technical justifications for hardware and software procurement.

Benefits

  • Opportunity to work in a scientifically driven environment with NOAA GFDL.
  • Engagement in complex projects with a team of junior admins.
  • High-visibility role with diverse responsibilities in system management.
  • Potential for professional growth within a technology-focused program.
Full Job Description
SAIC is recruiting for a Senior Linux Systems Administrator to join our program as a general technologist to support our NOAA GFDL program in Princeton, NJ serving the NOAA GFDL lab in a highly scientific user and mission driven facility. This individual would support both projects (60%) and user (40%) actives in a high interrupt tiered support environment requiring rapid response to the most complex customer systems inquiries. On a daily basis this individual may divide their time between (1) managing junior Admins to support lower level issues; (2) identifying, evaluating and prioritizing customer problems to ensure that inquiries are resolved appropriately; (3) conducting project work on several complex system projects simultaneously; and (4) managing and actively reporting on project status.

The duties will include, but not be limited to:
  • 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.


Qualifications

Qualifications:
  • B.S. in Computer Science, Information Technology, Software Engineering, or related field and five (5) years or more experience; Masters and three (3) years or more experience; PhD and 0 years related experience
  • Demonstrated proficiency in Linux administration best practices.
  • 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.
  • 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).
  • U.S. Citizenship with the ability to obtain and maintain a Public Trust Clearance.

About SAIC

Science Applications International Corporation (SAIC) is a technology integrator in the technical, engineering, intelligence, and enterprise information technology markets. SAIC has approximately 26,000 employees and operates in more than 70 countries. The company was founded in 1969 and is headquartered in Reston, Virginia. SAIC provides services to the U.S. government, including the Department of Defense, the intelligence community, and civilian agencies. The company also serves commercial customers in the healthcare, energy, and financial services sectors.
Learn more about SAIC
Size
26,000 employees
Market Cap
$6 billion
Industry
Net Income
$206 million
Founded
1969
5 Year Trend
+10.7%
Revenue
$6.8 billion
NASDAQ

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