Linux Systems Engineer, Fintech

Posted 11 Days Ago
Be an Early Applicant
Athens
In-Office
Mid level
Artificial Intelligence • Fintech • Software • Financial Services
The Role
As a Linux Systems Engineer, you'll ensure the stability and security of Linux systems, handle incident management, and support applications while collaborating with teams to maintain system performance.
Summary Generated by Built In

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.


Top Skills

Ansible
Bash
Debian
Dns
Freeipa
Grafana
Jenkins
Linux
Nagios
Python
Radius
Red Hat
Red Hat Satellite
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The Company
Dubai
281 Employees
Year Founded: 2012

What We Do

We deliver Optasia, the AI Platform enabling financial access for the next billion customers. We are changing the world our way.

Α versatile, data-driven B2B2X (business-to-business-to-customers and SMEs) financial technology platform for MNOs, mobile wallet operators and financial institutions, which provides them with accurate credit scoring for responsible financing decision-making.

We support intelligent credit decisions, enable a broad range of financial services development and drive successful business models. All with ease, through our AI-led fully-automated decisioning algorithm, which allows us to efficiently make millions of decisions on financing, based on sophisticated data analysis.

Thanks to our technology and network we provide powerful flywheel effects with repeatable and scalable growth levers, to help our partners grow and enable financial access to retail & SME customers across numerous markets.

Operating since 2012 as Channel VAS and expanded in more than 35 countries in Africa, Middle East, Asia and LATAM with focus in emerging markets, Optasia Enabling credit decisions for an average of 116 million customers a month and had more than 980 million addressable subscribers in 2023, continuing to expand to new markets globally.

Optasia has been chosen as an investment opportunity by top firms such as Abu Dhabi's Waha Capital in 2017, and Ethos, a leading South African investment company in late 2018. The company also obtained ISO 27001 Certification in late 2021. Founded as Channel VAS in 2012, we became Optasia in 2022, incorporating a brand identity that more broadly reflects our capabilities.

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