Linux Systems Engineer – Enterprise Servers & Automation

Quantum Technologies. LLC; Wilmington (DE); On-site; USD 95,000 - 130,000; Full time

Job summary

Quantum Technologies. LLC seeks an experienced Linux System Administrator to manage, configure, and support Linux-based server environments.

The role emphasizes enterprise-grade reliability, security, and automation, based in Wilmington, Delaware, on-site. You will install and maintain RHEL/CentOS and Ubuntu servers, automate tasks with Bash, manage network services (DNS, DHCP, SSH, NFS), and oversee backups, patching, and disaster recovery.

Qualifications

• Strong experience administering Linux servers (RHEL/CentOS, Ubuntu, SUSE) in enterprise environments.
• Experience with shell scripting and automation.
• Solid knowledge of networking (TCP/IP, DNS, DHCP) and security updates.
• Experience with web servers Apache/Nginx and storage management.

Responsibilities

• Install, configure, and maintain Linux operating systems across enterprise server environments.
• Monitor system performance and troubleshoot issues.
• Manage user accounts, groups, file permissions, and access controls.
• Configure and maintain DNS, DHCP, SSH, NFS, and TCP/IP services.
• Implement backup, restoration, and disaster recovery procedures.
• Maintain system documentation and operational procedures.

Skills

Linux administration

RHEL/CentOS

Ubuntu

Shell scripting

Networking

Security hardening

Apache/Nginx

Automation

Job description

Quantum Technologies. LLC seeks an experienced Linux System Administrator to manage, configure, and support Linux-based server environments.

The role emphasizes enterprise-grade reliability, security, and automation, based in Wilmington, Delaware, on-site. You will install and maintain RHEL/CentOS and Ubuntu servers, automate tasks with Bash, manage network services (DNS, DHCP, SSH, NFS), and oversee backups, patching, and disaster recovery.