Senior System Administrator/Infrastructure Engineer
unlimit· Information Security
About this role
About Unlimit
Unlimit is a global fintech ecosystem built to eliminate financial borders holding businesses back. The company provides the extensive infrastructure needed to scale globally, integrating payment processing, multi-currency business accounts, BaaS and crypto gateways into a single, intelligent platform.
Across 17 offices globally, Unlimit bridges hyper-local expertise with a high-capacity financial network, giving companies the agility to expand across regions with operational confidence and speed. Driving the evolution of payments, Unlimit is transforming its infrastructure from human-operated fintech into AI-native financial infrastructure — where APIs are consumed by machines, integrations are negotiated by agents, and systems evolve continuously through intelligent automation. Our next users are not only humans. They are AI agents acting on behalf of humans and businesses.
Unlimit serves more than the needs of businesses today; we are building the nervous system for a borderless global economy.
About the Role
We are looking for a hands-on System Administrator to manage and support our on-premise IT infrastructure. This role is responsible for maintaining high availability, security, and operational stability of local systems. The ideal candidate is structured, proactive, security-aware, and comfortable working in a regulated environment (fintech).
Frequently Asked Questions
Is the salary disclosed for the Senior System Administrator/Infrastructure Engineer position at unlimit?
The salary for this Senior System Administrator/Infrastructure Engineer role at unlimit is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Senior System Administrator/Infrastructure Engineer position at unlimit located?
This Senior System Administrator/Infrastructure Engineer role at unlimit is based in Belgrade. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Senior System Administrator/Infrastructure Engineer role at unlimit full-time or part-time?
This is listed as a Full Time position. It is posted as a Senior System Administrator/Infrastructure Engineer role in the Information Security department at unlimit.
Which team or department does the Senior System Administrator/Infrastructure Engineer at unlimit belong to?
This Senior System Administrator/Infrastructure Engineer position is part of the Information Security department at unlimit. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Senior System Administrator/Infrastructure Engineer position at unlimit?
Click the "Apply Now" button on this page. You will be redirected to unlimit's official application portal hosted on lever where you can submit your application directly.
When was the Senior System Administrator/Infrastructure Engineer job at unlimit posted?
This Senior System Administrator/Infrastructure Engineer position at unlimit was posted on Feb 17, 2026. Apply as soon as possible — early applications are often reviewed first.
Senior System Administrator/Infrastructure Engineer
unlimit
You'll be redirected to unlimit's official application page on Lever.