Linux System Adminstrator

Artificial Intelligence Technologies LLC; Wilmington (DE); In loco; USD 90.000 - 120.000; Tempo pieno

Descrizione del lavoro

Artifintech in Wilmington, Delaware is seeking an experienced Linux System Administrator to manage and optimize large-scale Linux server environments. You will handle installation, configuration, monitoring, security, and automation to keep enterprise systems reliable and secure.

The role requires hands-on expertise with RHEL/CentOS, Ubuntu, SUSE; shell scripting; and web servers Apache/Nginx. You will work across production environments, document procedures, and support disaster recovery

Competenze

• Ubuntu and CentOS Administration.
• Linux Server Installation and Configuration.
• Shell Scripting and Bash.
• User and Group Management.
• File Systems, LVM, and Disk Management.
• Kernel Management and OS Patching.
• TCP/IP, DNS, DHCP, SSH, NFS.
• Apache and Nginx.
• Linux Performance Monitoring and Troubleshooting.

Mansioni

• Install, configure, and maintain Linux OS across enterprise servers.
• Manage RHEL, CentOS, Ubuntu, and SUSE servers.
• Perform daily system administration, monitoring, and maintenance.
• Manage user accounts, groups, and access controls.
• Configure storage: file systems, partitions, LVM, disks.
• Perform OS upgrades, kernel patching, and security updates.
• Monitor performance: CPU, memory, disk, network.
• Troubleshoot server issues and application performance.
• Configure DNS, DHCP, SSH, NFS, FTP, TCP/IP.
• Implement backup, DR procedures.
• Manage firewall and vulnerability remediation.
• Automate tasks with Shell/Bash scripting.
• Configure Apache and Nginx web servers.
• Support production environments and incident resolution.
• Maintain system documentation.

Conoscenze

Linux administration

Shell scripting

Security management

Networking basics

Monitoring

Strumenti

Apache

Nginx

LVM

SSH

DNS

Descrizione del lavoro

Work Authorization

US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other

Job Summary

We are seeking an experienced Linux System Administrator responsible for managing, configuring, maintaining, and supporting Linux-based server environments. The ideal candidate should have strong expertise in Linux administration, server monitoring, system troubleshooting, security management, networking, and automation.

Key Responsibilities

• Install, configure, and maintain Linux operating systems across enterprise server environments.
• Manage Red Hat Enterprise Linux (RHEL), CentOS, Ubuntu, and SUSE Linux servers.
• Perform daily system administration, monitoring, and maintenance activities.
• Manage user accounts, groups, file permissions, and access controls.
• Configure and maintain file systems, disk partitions, LVM, and storage devices.
• Perform operating system upgrades, kernel patching, and security updates.
• Monitor system performance, CPU utilization, memory, disk space, and network activities.
• Troubleshoot server issues, system failures, and application performance problems.
• Configure and manage DNS, DHCP, SSH, NFS, FTP, and TCP/IP services.
• Implement backup, restoration, and disaster recovery procedures.
• Manage system security, firewall configurations, and vulnerability remediation.
• Automate routine administration tasks using Shell and Bash scripting.
• Configure and maintain Apache and Nginx web servers.
• Support production environments and resolve infrastructure-related incidents.
• Maintain system documentation and operational procedures.

Required Technical Skills

• Ubuntu and CentOS Administration.
• Linux Server Installation and Configuration.
• Shell Scripting and Bash.
• User and Group Management.
• File Systems, LVM, and Disk Management.
• Kernel Management and OS Patching.
• TCP/IP, DNS, DHCP, SSH, NFS.
• Apache and Nginx.
• Linux Performance Monitoring and Troubleshooting.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.