Operations Center Engineer

Mainstream is the leading cloud provider in the region, with a network of over 8 data centers across Southeast Europe.With the largest team of cloud experts in the Balkans, Mainstream provides support to clients in all stages of cloud transformation, from assessment of readiness to move to the cloud and development of a cloud strategy to migration, management and optimization of public, hybrid and multi-cloud environments.

Partnerships with global cloud leaders such as Amazon Web Services and Microsoft Azure, as well as the regional Mainstream Cloud platform, provide a wide choice of cloud solutions that, combined with the certifications and collective experience of the Mainstream teams, strengthen the business of regional and foreign companies. Over the years, Mainstream has built a reputation as a cloud partner that "unlocks new business opportunities through technology" and has earned the trust of over 300 clients.

At Mainstream, we’re dedicated to providing secure and reliable IT infrastructure - and as an Operations Center Engineer, you’ll be at the heart of keeping our systems and clients running smoothly.

Job description

• 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.

Job 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.