Linux System Administrator — Red Hat | Cloud & Automation

TISTA Science and Technology Corporation; Hines (IL); On-site; USD 70,000 - 100,000; Full time

Benefits offered by this job

Healthcare Benefits

Remote Working Options

Paid Time Off

Training/Certification opportunities

401K Match

Professional development reimbursement

Employee Assistance Program

Paid Holidays

Military Leave

Job summary

TISTA Science and Technology Corporation is seeking a System Administrator to join our on-site team at the Hines IT Center, IL.

You will manage Red Hat Linux servers, implement patching, monitor health, automate tasks with Bash/Python/Ansible, and support virtualization and cloud environments. The ideal candidate has RHCSA/RHCE or cloud certs, LDAP/AD integration experience, and a strong focus on security compliance and incident response.

Qualifications

• Experience with Red Hat Enterprise Linux administration.
• Familiar with Linux commands, services, and troubleshooting.
• Experience with shell scripting and automation tools.
• Understanding of TCP/IP networking, firewalls, and security.
• Experience with system monitoring tools.
• Knowledge of LDAP, Active Directory integration, and authentication methods.
• Familiarity with SAN/NAS storage technologies.
• Experience with virtualization and cloud platforms.
• Experience with containers and orchestration technologies.

Responsibilities

• Install, configure, and maintain Red Hat Linux servers.
• Monitor server performance, availability, and system health.
• Perform OS patching, upgrades, and vulnerability remediation.
• Configure and manage user accounts, permissions, and authentication.
• Troubleshoot Linux operating system, network, and application issues.
• Implement backup, disaster recovery, and high availability solutions.
• Manage storage systems, file systems, and LVM configurations.
• Configure and maintain DNS, NFS, SSH, FTP, Apache, and related services.
• Support virtualization technologies such as VMware, vSphere or Red Hat Virtualization.
• Develop shell scripts and automation using Bash, Python, or Ansible.
• Maintain system security compliance and audit standards.
• Support cloud environments such as Amazon Web Services, Microsoft Azure.
• Create and maintain technical documentation and operational procedures.
• Participate in on‑call support rotations and incident response activities.

Skills

Red Hat Linux administration

Linux troubleshooting

Shell scripting & automation

TCP/IP networking

System monitoring

LDAP/AD integration

SAN/NAS storage

Virtualization & cloud

Containers & orchestration

Education

Bachelor’s degree in computer science or related field

Eight years of additional relevant experience may be substituted for education

Tools

VMware

Ansible

Python

AWS/Azure

Job description

TISTA Science and Technology Corporation is seeking a System Administrator to join our on-site team at the Hines IT Center, IL.

You will manage Red Hat Linux servers, implement patching, monitor health, automate tasks with Bash/Python/Ansible, and support virtualization and cloud environments. The ideal candidate has RHCSA/RHCE or cloud certs, LDAP/AD integration experience, and a strong focus on security compliance and incident response.