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Salary
≈ $22k – $62k per year (Estimated)
Location
Hybrid (Belgrade, Serbia)

Confirmed on the employer's own hiring board on Oct 26, 2026. First seen by Alion on Oct 15, 2025.

Overview
Company
Impact
Profile match
Mainstream is a cloud operations company that combines cloud expertise with AI-powered automation to run private and public cloud environments for clients. It hires cloud engineers at levels one to three, operations center engineers, product engineers and sales managers for new client acquisition. The company is headquartered in Belgrade, Serbia.
  • Maintenance of virtual infrastructure and basic support in the operation of network infrastructure.

  • Use of the ticketing system.

  • Monitoring and continuous monitoring of received alarms.

  • Use of time tracking software.

  • Updating and creating documentation required for day-to-day work processes.

  • Contributes to the development and implementation of digital and AI transformation initiatives.

Requirements

  • Ability to work in shifts

  • Basic knowledge of Windows and/or Linux OS.

  • Basic knowledge of Microsoft infrastructure and services (AD, FileShare, NTFS permissions, IIS).

  • Experience in working with virtualization technologies (Hyper-V, VMware, Ovirt, KVM, XenServer…).

  • Knowledge of TCP / IP and basic network protocols (DNS, FTP, SSH, SFTP..).

  • Advanced level of English knowledge.

Nice to have:

  • Advanced knowledge of Linux OS (bash scripting, ground-up configuration, services…).

  • Knowledge of LAMP i LEMP stack (security, permissions, intrusion detection, log analysis).

  • Experience working with: Apache, NginX, Postfix, Dovecot, MySQL/MariaDB.

  • Advanced knowledge of Microsoft technologies (AD, PowerShell, Exchange, MS SQL).

  • Knowledge of computer networks at CCNA level or equivalent.

  • Experience with working in ticketing systems.

  • Experience in using monitoring platforms.

  • Proficiency in the English language.

  • Proactivity, curiosity, and openness to ongoing development and growth.

What we offer?

  • Work with a team of talented professionals who value collaboration, curiosity, and continuous learning.

  • A culture that encourages initiative, innovation, and open communication.

  • Hybrid work model - a mix of office and remote work for optimal flexibility.

  • Opportunities for continuous growth through mentoring, certifications, and professional development programs.

  • Competitive benefits package including private health insurance, wellbeing programs, social events, and a referral bonus program.

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