Strength. Care. Growth

A1 Competence Delivery Center is a vital component of A1’s telecommunications business. Acting as an expertise hub, CDC is dedicated to delivering a full range of high-quality IT, network, financial and other services to support A1’s operations across all OpCos, independent of location.

Using the power of being OneGroup and leveraging synergies, CDC enables transparency of resources, key skills and knowledge expansion and personal career growth opportunities’ enhancement, paired with job stability.

We are expanding the Data Team within IT Services Department of the A1 Competence Delivery Center. Be a part of this exciting journey!

You will know we are the right place for you, if you are driven by:

• Opportunities to learn and build your career.
• Meaningful work in a stable and fast-paced company.
• Diversity of people, projects, and platforms.
• A supportive, fun, and inspiring place to work.

Job Overview:

We are looking for a hands-on operations professional to run and improve our hybrid data platforms: Cloudera on‑premise, Microsoft Azure as our public cloud, and Exoscale as our private cloud. You will monitor and support day‑to‑day operations, communicate with stakeholders, meet SLAs for incidents and requests, and contribute to future migrations and upgrades.

Role Insights:

• Monitoring platform health, performance, and capacity.
• Troubleshooting incidents and ensuring SLA compliance.
• Managing workloads, access, and routine operational tasks (patching, backups, scheduling).
• Supporting platform upgrades, migrations, and improvements.
• Maintaining documentation, runbooks, and dashboards.
• Contributing to automation and operational efficiency.
• Ensuring security, compliance, and cost awareness across environments.

What Makes You Unique:

• Experience in Platform Operations, DevOps, or SRE.
• Hands-on experience with data platforms (Cloudera / Hadoop ecosystem – HDFS, YARN, Spark, Hive).
• Solid experience with Azure services (VMs, storage, networking, monitoring).
• Strong Linux and troubleshooting skills, plus scripting (Bash; Python is a plus).
• Experience with monitoring & observability tools (e.g. Prometheus, Grafana, Splunk, Azure Monitor).
• Understanding of incident management processes (ITIL is a plus).
• Good communication skills in English.

Nice to have:

• Automation / IaC (Terraform, Ansible).
• CI/CD pipelines and practices.

Our gratitude for the job done will be eternal, but we’ll also offer you:

• Innovative technologies and platforms to work with.
• Modern working environment for your comfort.
• Friendly, ambitious, and motivated teammates to support each other.
• Thousands of online and in-person learning opportunities for you to grow.
• Challenging assignments and career development opportunities in a multinational environment.
• Attractive compensation package.
• Flexible working schedule and opportunity for home office.
• Numerous additional benefits, including, but not limited to free A1 services.

 If you have any questions,  please do not hesitate to contact Mariya Ivanova.