Linux Systems Engineer maintaining Red Hat and Debian systems for a B2B financial technology platform. Focusing on security, performance, and incident management across environments.
Responsibilities
Administer and maintain Linux systems (Red Hat and Debian) across production and staging environments.
Perform regular patching, system updates, and security hardening.
Manage and monitor system performance using Nagios, Grafana, and related tools.
Support and maintain applications including Passbolt, DNS, FreeIPA, Radius, Jenkins, and Red Hat Satellite.
Handle incident management, troubleshooting, and root cause analysis to ensure system reliability and uptime.
Participate in operations & maintenance tasks and system improvement initiatives.
Track and manage licenses, End of Support, and End of Life for Linux assets and software.
Collaborate with cross-functional teams to support infrastructure and authentication services.
Maintain accurate documentation for configurations, changes, and operational procedures.
Requirements
3-5 years of hands-on experience as a Linux Systems Engineer or Administrator.
Strong knowledge of Red Hat Enterprise Linux and Debian administration.
Experience with FreeIPA, DNS, and Red Hat Satellite.
Familiarity with Nagios, Grafana, and Radius.
Solid understanding of system patching, incident management, and O&M processes.
Scripting or automation skills (Bash, Python, Ansible).
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