{"id":160236,"url":"https://alion.io/job/mainstream-medior-mainstream-cloud-engineer","title":"Medior Mainstream Cloud Engineer","company":{"id":55791,"name":"Mainstream","domain":"mainstream.eu","url":"https://alion.io/company/mainstream","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Recruitee","truth_index":null},"role":"DevOps","role_family":"DevOps","seniority":"middle","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Sofia, Bulgaria"],"countries":["BG"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Ansible","optional":false},{"name":"Bash","optional":false},{"name":"CI/CD","optional":false},{"name":"Configuration Management","optional":false},{"name":"DNS","optional":false},{"name":"Incident Management","optional":false},{"name":"Jenkins","optional":false},{"name":"Linux","optional":false},{"name":"Python","optional":false},{"name":"TCP/IP","optional":false},{"name":"Terraform","optional":false},{"name":"Ubuntu","optional":false},{"name":"VMWare","optional":false},{"name":"Apache HTTP Server","optional":true},{"name":"Docker","optional":true},{"name":"Grafana","optional":true},{"name":"HAProxy","optional":true},{"name":"Kubernetes","optional":true},{"name":"MariaDB","optional":true},{"name":"Memcached","optional":true},{"name":"MySQL","optional":true},{"name":"Nagios","optional":true},{"name":"Nginx","optional":true},{"name":"PHP-FPM","optional":true},{"name":"PostgreSQL","optional":true},{"name":"Prometheus","optional":true},{"name":"Redis","optional":true},{"name":"Zabbix","optional":true}],"status":"live","first_seen_at":"2026-08-05T07:19:21Z","employer_posted_date":"2026-09-29","last_verified_at":"2026-10-17T04:16:58Z","board_verified":true,"closed_at":null,"days_open":72,"trust":{"level":"ok","repost_count":2,"flags":["repost"],"days_open":72},"description":"Join Our AI-Powered Cloud Engineering Team\nAt Mainstream, we're building the next generation of cloud operations by combining deep cloud expertise with AI-powered automation and intelligent operations. We're looking for motivated Medior Cloud Engineers who are eager to thrive in an AI-powered cloud environment while working with modern cloud technologies and enterprise infrastructure.\nAs part of our Cloud Engineering team, you will support enterprise environments, monitor mission-critical systems, resolve operational incidents, and learn modern cloud technologies while helping our customers maintain secure, scalable and reliable cloud platforms.\nWhat you'll do\nDeploy, maintain and optimize cloud infrastructure\n\nMonitor system health, performance, security and availability\n\nProvide L2 support by troubleshooting and resolving infrastructure incidents\n\nAutomate infrastructure using IaC and configuration management tools\n\nWork with Linux, virtualization, containers and cloud-native technologies\n\nCollaborate with engineering teams to improve reliability, scalability and operational efficiency\n\nFollow DevOps, incident management and security best practices\n\nContinuously learn and contribute to cloud, automation and digital transformation initiatives\n\nRequirements\n3-5 years of experience in Cloud, Linux System Administration, Infrastructure or DevOps roles\n\nExperience supporting production environments and resolving infrastructure incidents\n\nStrong analytical thinking and structured troubleshooting approach\n\nStrong communication skills and a collaborative mindset\n\nFluent English, Fluent Bulgarian\n\nExperience with some, not all, of the following technologies is expected:\nOperating Systems: Linux administration (RHEL, Ubuntu and similar), including network, system and application services\n\nNetworking: TCP/IP, DNS, troubleshooting\n\nInfrastructure & Virtualization: VMware and/or Citrix XenServer, Infrastructure as Code (Terraform preferred), Configuration Management (Ansible)\n\nAutomation & Scripting: Bash and/or Python scripting, CI/CD fundamentals, Jenkins (nice to have)\n\nContainers & Cloud Native: Docker, Kubernetes\n\nDatabases & Web Technologies: Apache, Nginx, PHP-FPM, MySQL / MariaDB / Percona, PostgreSQL, MongoDB, Redis, Memcached\n\nHigh Availability & Monitoring: HAProxy, Keepalived, Nagios, Zabbix, Grafana, Prometheus\n\nWhat we value\nTechnical leadership and ownership\n\nKnowledge sharing and mentoring\n\nCuriosity and continuous learning\n\nCustomer-focused approach\n\nPassion for automation and modern cloud technologies\n\nWhy join Mainstream?\nWork alongside experienced engineers in enterprise infrastructure and virtualization\n\nGain hands-on experience with mission-critical environments and modern technologies\n\nGrow in an AI-powered engineering organization where automation is part of everyday work\n\nAccess continuous learning, mentoring and professional development opportunities\n\nBe part of a collaborative team that values curiosity, ownership and 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