Tiber Technologies is seeking an experienced Linux Systems Administrator to manage and secure a complex technical environment, ensuring system availability, performance, and compliance with security directives.
Requirements
- Strong hands-on experience with Linux systems administration (CentOS and/or RHEL).
- Proficient in VM maintenance: creation, configuration, and troubleshooting.
- Familiar with reading and interpreting vulnerability reports and ensuring system compliance.
- Experience with system patching via YUM.
- Working knowledge of Ansible: writing playbooks, executing commands, and managing configurations.
- Comfortable working with PKI, including certificate renewal and revocation processes.
- Skilled in shell scripting for automation and system tasks.
Responsibilities
- Install, configure, and maintain Linux systems (CentOS and RHEL).
- Troubleshoot Linux performance, connectivity, and storage-related issues.
- Build, configure, and maintain virtual machines (VMs).
- Perform system patching using YUM and ensure compliance with security directives.
- Review and act on vulnerability reports, support IAVA compliance, and manage POA&Ms.
- Manage PKI certificates – renewing and revoking as needed.
- Apply and maintain configurations using Ansible playbooks and ad hoc commands.
Other
- Must be a U.S. citizen.
- Must hold an active clearance with a Full Scope Polygraph
- 15 years of professional experience
- This position involves sedentary work with physical requirements expected for at least 50% of the time.
- Tiber Technologies is an Equal Opportunity and Affirmative Action Employer.
