Red Hat Linux System Administrator

TISTA Science and Technology CorporationAustin, TX
Onsite

About The Position

TISTA Science and Technology is seeking a Red Hat Linux System Administrator to join their growing team. At TISTA, you’ll do meaningful, mission-driven work that improves lives alongside teammates you trust and leaders who are transparent and supportive. They invest in your learning and internal mobility so you can build a career that keeps advancing. They are proud to serve and hire Veterans, and they put people first in everything they do.

Requirements

  • Experience with Linux systems administration.
  • Experience with Red Hat Enterprise Linux administration.
  • Knowledge of 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.

Nice To Haves

  • Experience with Ansible, Terraform and CI/CD pipelines and DevOps methodologies.
  • Relevant certifications: Red Hat RHCSA, RHCE and Cloud certifications (AWS/Azure).

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.

Benefits

  • Above Industry Healthcare Benefits
  • Remote Working Options
  • Paid Time Off
  • Training/Certification opportunities
  • Healthcare Savings Account & Flexible Savings Account
  • Paid Life Insurance
  • Short-term & Long-term Disability
  • 401K Match
  • Professional development reimbursement
  • Employee Assistance Program
  • Paid Holidays
  • Military Leave
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