Junior Mainstream Cloud Engineer
At a glance
Junior Cloud role at Mainstream. Sofia · full-time.
Pay not stated Cloud Engineer salary
devopsroles summary, based on the employer's posting.
What you'll do
- Watch infrastructure health, performance, security and availability, then respond to alerts with first-line operational support
- Resolve routine infrastructure incidents and pass more complex problems to higher support levels
- Carry out regular health checks, maintenance, deployments, patching and basic system administration
- Use operational procedures and security practices while keeping documentation and runbooks current
- Build your skills while contributing to automation and digital transformation work
What you bring
- Up to two years in IT operations, system administration or infrastructure, or relevant technical education
- A basic grasp of Linux, networking and virtualization
- Fluent English and Bulgarian
Who this fits
This junior role suits you if you want to develop your infrastructure skills alongside experienced engineers and learn through hands-on operational work. The position is hybrid in Sofia, Bulgaria.
From the employer
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
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 English, Fluent Bulgarian
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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