Data Platform Operations (f/m/d) @ A1 Competence Delivery Center

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:
Operate and support on-premises Cloudera clusters and related data services.
Manage and maintain workloads and services in Azure, as well as Exoscale resources in the private cloud.
Monitor platform health, capacity, and performance; proactively detect and resolve issues.
Handle incidents, service requests, and changes in alignment with agreed SLAs.
Communicate effectively with stakeholders by providing timely status updates and post-incident reviews.
Perform routine operational tasks, including access management, job scheduling, backups, patching, and upgrades.
Maintain runbooks, documentation, and dashboards to ensure reliable operations.
Contribute to automation efforts for repeatable tasks and deployments.
Support the planning and execution of platform migrations and upgrades.
Ensure security, compliance, and cost governance across all environments.
Participate in on-call rotation when required.

What Makes You Unique:
Experience in platform operations, SRE, or DevOps.
Practical knowledge of Cloudera (CDP/CDH) and the Hadoop ecosystem (HDFS, YARN, Spark, Hive, Impala basics).
Solid understanding of operating services on Azure (VMs, storage, networking, monitoring).
Strong Linux skills, with expertise in troubleshooting and shell scripting (Bash); Python knowledge is a plus.
Hands-on experience with monitoring and observability tools (e.g., Cloudera Manager, Azure Monitor, Prometheus, Grafana, Splunk).
Background in incident and problem management; familiarity with ITIL is a plus.
Clear and proactive communication skills in English.

Nice to have:
Experience with automation and IaC (Terraform, Ansible).
Knowledge of 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 Nadya Georgieva

Business Intelligence & Data
Data Platform Operations (f/m/d) @ A1 Competence Delivery Center

Full time

Apply now
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