# Linux Systems Engineer, Fintech

**Company:** [Optasia](http://jobs.workable.com/companies/ursLw7b2jbb1B3ZZn1bZUE.md)
**Location:** Athens, Greece
**Workplace:** hybrid
**Department:** Technology & Innovation

[Apply for this job](http://jobs.workable.com/view/d00a1595-a4c1-4b52-86eb-1317623b14bd)

## Description

Optasia is a fully enabled B2B2X financial technology platform covering scoring, financial decisioning, disbursement and collection. We are committed to enabling financial inclusion for all. **We are changing the world our way.**

Since company’s inception, over a decade ago, we have grown to become a global leader in the Fintech fields, constantly expanding and adding new solutions, offerings, and untapped monetization opportunities for all our partners and clients.

As member of the **Systems Engineering** team in **Optasia**, your primary objective is to ensure the stability, security, and smooth operation of all Linux-based systems by administering core platforms, supporting critical services, and maintaining consistent performance across production and staging environments.

**What you will do**

-   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.

**What you will bring**

-   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).
-   Good documentation, communication, and collaboration skills.

**Why you should apply  
**

What we offer:  
💸 Competitive remuneration package  
🏝 Extra day off on your birthday  
💰 Performance-based bonus scheme  
📲 **💻** All the tech gear you need to work smart  
Optasia’s Perks:  
🎌 Be a part of a multicultural working environment  
🎯 Meet a very unique and promising business and industry  
🌌 **🌠** Gain insights for tomorrow market’s foreground

**Optasia’s Values 🌟**

**#1 Drive to Thrive:** Fully dedicated to evolving. We welcome all challenges and learning opportunities.  
**#2 Customer-First Mindset:** We go above and beyond to meet our partners’ and clients’ expectations.  
**#3 Bridge the Gap:** Knowledge is shared, information is exchanged and every opinion counts.  
**#4 Go-Getter Spirit:** We are results oriented. We identify any shortcomings that hold us back and step up to do what’s needed.  
**#5 Together we will do it:** We are committed to supporting one another and to understanding and respecting different perspectives, as we aim to reach our common goals.