Linux Systems Engineer, Fintech

Optasia
Athens
Workplace: OnsiteFull timeFunction: IT Operations (Systems/Network Admin)Experience: 3-5 yearsSkills: ["Bash","Python","Ansible","Nagios","Grafana","Red Hat Satellite","FreeIPA","DNS","Radius","Jenkins"]

Join Optasia as a Systems Engineer focused on Linux, ensuring stability, security, and performance of Red Hat and Debian platforms across production and staging. You’ll patch, harden, monitor with Nagios and Grafana, support apps like FreeIPA, DNS, Radius, Jenkins, and Red Hat Satellite, handle incidents, manage licenses, document configurations, and collaborate with cross-functional teams to keep authentication services and infrastructure running smoothly.

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FursaFursa
Optasia
Optasia
9 months ago

Linux Systems Engineer, Fintech

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Last checked: 1 hour agoStatus: Live

Job Summary

Join Optasia as a Systems Engineer focused on Linux, ensuring stability, security, and performance of Red Hat and Debian platforms across production and staging. You’ll patch, harden, monitor with Nagios and Grafana, support apps like FreeIPA, DNS, Radius, Jenkins, and Red Hat Satellite, handle incidents, manage licenses, document configurations, and collaborate with cross-functional teams to keep authentication services and infrastructure running smoothly.
Location: Athens
Workplace: Onsite
Employment Type: Full time
Job Function: IT Operations (Systems/Network Admin)
Seniority: Mid level

Key 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.

Key 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
  • •Scripting or automation skills (Bash, Python, Ansible)
Experience:3-5 yearsFintechTelecommunications
Skills:BashPythonAnsibleNagiosGrafanaRed Hat SatelliteFreeIPADNSRadiusJenkins
Tech Stack:BashPythonAnsibleNagiosGrafanaRed Hat SatelliteFreeIPADNSRadiusJenkins

Company Brief

Optasia
Operates a digital health platform delivering online mental health and therapy services, connecting users with licensed therapists and providing tools for wellbeing, counselling, and remote treatment management to improve access to behavioral healthcare.
Industry: Mental Health
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