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 Stream of the A1 Competence Delivery Center. Be 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.

Role Overview:

In this role, you will ensure the smooth operation of enterprise platforms by creating monitoring solutions for Linux Servers, handling the CheckMK application and server administration, , resolving incidents, and conducting technical changes. You’ll drive automation through scripting, support enterprise monitoring solutions, and collaborate with teams to deliver reliable, scalable, and efficient IT services.

Role Insights:

Implement solutions to monitor services’ health and performance, investigating root causes when issues arise, analyzing logs, and apply fixes within SLA guidelines;
Develop or customize routines and scripting (Python, Bash or similar) to ease operational workloads and enable automation;
Develop easy local checks and custom plugins in Python to extend the CheckMK platform
Handle incident reports and service requests through a ticketing platform (like ServiceNow) and collaborate with stakeholders to minimize service impact;
Plan and coordinate technical changes, upgrades, or new service introductions in CheckMK;
Provide input and guidance for designing and optimizing enterprise monitoring solutions in collaboration with service managers and technical teams.
Perform server and platform administrative activities, such as installations, deployments, configurations, upgrades, patching, and maintenance across PROD and non-PROD environments of the CheckMK platform;

What Makes You Unique:

Experience with enterprise monitoring solutions (like Checkmk, Zabbix, or similar).
Experience with Linux.
Experience with scripting (Python, Bash or similar).
Ability to identify and resolve faults, document processes, and drive continual operational improvements.
Fluent in English, both written and spoken.

Nice-to-haves:

Experience with container technologies such as Docker, Kubernetes.
Experience as Windows System Administrator is an advantage.
Experience with configuration management tools like Ansible, SALT, or similar.
Experience with SSL Certificates handling.
Agile processing of the operational backlog in the technological environment.
A degree in IT, Telecommunications, or a related.
Ability to speak in German.

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