Linux Systems Administrator — Automation & Security

Valiant Technologies LLC; Wilmington (DE); On-site; USD 80,000 - 120,000; Full time

Job summary

Valiant Technologies LLC is seeking an experienced Linux System Administrator to manage Linux-based server environments. The role focuses on installation, configuration, maintenance, monitoring, and security of Linux systems across enterprise environments.

The ideal candidate will have strong expertise in Linux administration, automation, and troubleshooting, with hands-on experience in RHEL/CentOS, Ubuntu, and SUSE, plus web servers like Apache and Nginx.

Qualifications

• Experience installing and configuring Linux servers at scale.
• Strong skills in shell scripting and automation.
• Experience with system monitoring, backups, and disaster recovery.

Responsibilities

• Install, configure, and maintain Linux OS across enterprise environments.
• Manage RHEL, CentOS, Ubuntu, and SUSE servers.
• Perform routine administration, monitoring, and maintenance.

Skills

Ubuntu Administration

Linux Server Setup

Shell Scripting

User & Group Mgmt

Filesystems & LVM

Kernel Patching

TCP/IP & DNS/DHCP

Apache & Nginx

Performance Troubleshooting

Job description

Valiant Technologies LLC is seeking an experienced Linux System Administrator to manage Linux-based server environments. The role focuses on installation, configuration, maintenance, monitoring, and security of Linux systems across enterprise environments.

The ideal candidate will have strong expertise in Linux administration, automation, and troubleshooting, with hands-on experience in RHEL/CentOS, Ubuntu, and SUSE, plus web servers like Apache and Nginx.