below marketmost similar roles pay hereabove market
This role pays less than
85%
of similar roles. Most pay
$119,425–$197,562
— the blue band above.
At the midpoint, this role pays about
$107k
versus about
$158k
for comparable roles.
Based on 240 similar postings.
Employer
About General Dynamics
General Dynamics is a global aerospace and defense company offering a broad portfolio of products and services in business aviation, ship construction, land combat vehicles, and information technology. It serves customers in the U.S. government, allied governments, and a diverse array of commercial markets.
General Dynamics currently has
1377 open roles
on FindRole.
Listed pay typically runs
$124,093–$150,385
across 1184 roles with salary data.
The Senior Linux System Administrator joins the IT Infrastructure and Operations team to manage servers processing data from a global network of buoys for the National Data Buoy Center. This role involves providing 24x7x365 on-call support for mission-essential data processing and applications. Key responsibilities include maintaining Linux-based servers and clients across on-premises and AWS cloud environments, performing security patching, and managing Red Hat Enterprise Linux subscriptions. The successful candidate will implement automation for routine tasks, manage server certificates, and support software development efforts. Required technical skills include Red Hat Linux, Apache, Tomcat, and experience with Java, Python, PHP, and Perl. The position ensures continuity of operations by managing migrations to cloud environments, performing performance tuning, and maintaining compliance with NOAA security requirements and audits.
Provide 24x7x365 on-call support for mission-essential data processing and applications.
Maintain Linux-based servers and clients in both on-premises and AWS cloud environments.
Patch and configure systems in compliance with NOAA security requirements and STIG updates.
Perform operating system upgrades and manage Red Hat Enterprise Linux subscriptions.
Plan and implement cost-effective migrations of local systems to the cloud.
Deploy software application updates for COTS and internal applications.
Implement automation strategies to streamline routine system administration tasks.
Ensure reliable system and data backups while managing server certificates.
What we're looking for
Bachelor's degree in Computer Science, Information Systems, or equivalent experience.
8 or more years of experience in the installation, configuration, operation, and maintenance of IT system hardware and software.
Demonstrated advanced knowledge of Red Hat Linux, Apache, Tomcat, drivers, applications, vulnerabilities, security requirements, and quarterly STIG updates.
Experience installing and maintaining system hardware, operating systems, software systems, network systems, and security systems.
Experience applying OS patches and upgrades on a regular basis and configuring services as necessary.
Understanding of programming languages such as Java, Python, PHP, and Perl.
Knowledge of AWS solutions and migration of Linux systems (preferred).
Experience with AWS Lambda, containers, EC2 instances (preferred).
Experience implementing automation to streamline recurring system administration tasks (preferred).
US Citizenship or a valid Green Card is required for facility credentials and authorization.
Must be able to successfully complete a NOAA (Stennis Space Center)/NASA background investigation.
Linux
Red Hat Enterprise Linux (RHEL)
Ubuntu
VMWare
Systems Engineering
Systems Design
STIG
DISA
Systems Analysis
Integration
Documentation
Security Configuration
Red Hat Enterprise Linux (RHEL)
High Performance Computing (HPC)
Ansible
Red Hat Satellite
Python
Bash
Linux
Infrastructure Automation
Networking
Storage
Virtualization
System Performance Tuning
Security+ CE
RHCSA
Linux+
PowerShell
Linux
Active Directory
VMware
Microsoft Endpoint Configuration Manager
SQL
DNS
DHCP
VBScript
Desired State Configuration
ServiceNow
SolarWinds
SCSM
Agile
ITIL
DevOps
STIGs
IAVAs
Server Hardware
Active Directory
VMware
Omnissa
Linux
RHEL
Oracle
Group Policy
Cyber Security
Configuration Management
Infrastructure Deployment
Microsoft Teams
CCNA
CCNP
Network+
VCP
Windows Server
Linux
Active Directory
Group Policy
WSUS
DNS
DHCP
VMware
Hyper-V
PowerShell
Bash
TCP/IP
DISA STIG
PKI
Certificates
Network Troubleshooting
Patch Management
Virtualization