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Junior Cloud Engineer

  • Hybrid
    • Sofia, Sofia, Bulgaria
  • Operations

Job description

Join Our AI-Powered Cloud Engineering Team

At Mainstream, we're building the next generation of cloud operations by combining deep infrastructure expertise with AI-powered automation and intelligent operations. We're looking for motivated Junior Cloud Engineers who are eager to launch their careers, learn from experienced engineers, and grow in an AI-powered infrastructure environment while working with modern enterprise technologies.

As part of our Cloud Engineering team, you will support enterprise infrastructure, monitor mission-critical systems, resolve operational incidents, and develop your technical skills while helping our customers maintain secure, scalable and reliable platforms.

What you'll do

  • Monitor infrastructure, system health, performance, security and availability

  • Provide L1 operational support by responding to alerts and resolving standard infrastructure incidents

  • Escalate complex issues to higher support levels when required

  • Perform routine operational tasks, health checks and maintenance activities

  • Assist with deployments, patching and basic system administration

  • Follow operational procedures, incident management and security best practices

  • Maintain operational documentation and runbooks

  • Continuously learn and contribute to automation and digital transformation initiatives

Job requirements

  • 0–2 years of experience in IT Operations, System Administration, Infrastructure, or a relevant technical education

  • Basic understanding of Linux, networking and virtualization concepts

  • Analytical thinking and willingness to learn

  • Good communication skills and a collaborative mindset

  • Endless curiosity

  • Fluent Englis


Why join Mainstream?

  • Work alongside experienced engineers in enterprise infrastructure and virtualization

  • Gain hands-on experience with mission-critical environments and modern technologies

  • Learn in an AI-powered engineering organization where automation is part of everyday work

  • Access continuous learning, mentoring and professional development opportunities

  • Be part of a collaborative team that values curiosity, ownership and innovation

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