Unlimit
Unlimit2mo ago

Senior System Administrator/Infrastructure Engineer

Belgrade · BelgradeFull-Timesenior
EngineeringSecurityDevOps & InfrastructureIT & AdministrationInfrastructure EngineerDevops EngineerInfrastructure & Cloud
0 views0 saves0 applied

Quick Summary

Overview

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,

Technical Tools
EngineeringSecurityDevOps & InfrastructureIT & AdministrationInfrastructure EngineerDevops EngineerInfrastructure & Cloud
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).
  • Administration of Windows and Linux servers (AD, DNS, DHCP, File Services)
  • Management of virtualization platforms (VMware / Hyper-V)
  • Support and maintenance of the on-premise equipment
  • Backup administration and restore testing
  • Monitoring system health and availability
  • Patch management and vulnerability remediation
  • Managing local integrations with cloud services and migration to AWS
  • Maintaining technical documentation and runbooks
  • Participating in BCP/DR testing (including DR site switchovers)
  • Vendor coordination for on-site hardware and connectivity
  • Supporting office expansions or relocations
  • 3–5+ years experience as System Administrator / IT Infrastructure Engineer
  • Strong knowledge of:
  • Windows Server (AD, GPO, DNS, DHCP)
  • TCP/IP networking fundamentals
  • VLANs, routing, firewall basics
  • Virtualization (VMware or Hyper-V)
  • Experience with backup solutions
  • Understanding of IT security best practices
  • Experience in regulated environment is a plus
  • Good written and spoken English
  • AWS experience
  • Linux administration
  • Experience with monitoring systems (Zabbix / Prometheus / etc.)
  • ITIL understanding
  • Scripting skills (PowerShell / Bash)
  • Experience in fintech or banking sector
  • Listing Details

    Posted
    February 17, 2026
    First seen
    March 26, 2026
    Last seen
    April 24, 2026

    Posting Health

    Days active
    28
    Repost count
    0
    Trust Level
    31%
    Scored at
    April 24, 2026

    Signal breakdown

    freshnesssource trustcontent trustemployer trust
    Unlimit
    Unlimit
    lever

    Unlimit is a global fintech company offering comprehensive payment solutions to businesses, enabling them to expand and optimize their payment processes.

    Employees
    350
    Founded
    2009
    View company profile
    Newsletter

    Stay ahead of the market

    Get the latest job openings, salary trends, and hiring insights delivered to your inbox every week.

    A
    B
    C
    D
    Join 12,000+ marketers

    No spam. Unsubscribe at any time.

    UnlimitSenior System Administrator/Infrastructure Engineer