Senior Security Operations Engineer - Security DC (f/m/d) @ A1 Competence Delivery Center

A1 Competence Delivery Center (CDC) is a vital component of A1’s telecommunications business. Acting as an expertise hub, CDC is dedicated in delivering 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 leverage 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 IT Services Division of the A1 Competence Delivery Center. Be part of this exciting journey!

Aleksandar Mirkovic is looking for a new member for his team.

Role insights

• Plan, build and run the SIEM and related services, infrastructure.
• Ensure troubleshooting, release management, and deployments on OS and application level for systems and infrastructure components, related to SIEM.
• Design the architecture of SIEM related systems and integrate them into the infrastructure.
• Provide support and coordination, during data onboarding.
• Create reports and dashboards in Splunk.
• Guarantee support compliance controls (e.g. SOX, ISAE, ITGC).
• Data source onboarding and quality management, operational tasks like troubleshooting and backups.
• Develop automation and orchestration for standard security operating procedures.

What makes you unique

• BSc or MSc in Information Security, Computer Science, Engineering, or similar. Relevant security certifications are a plus.
• Experience in working in large scale and heterogeneous IT environments.
• Advanced knowledge of Splunk and knowledge on cloud services (technically and functionally) especially M365 and MS Azure & Security Modules.
• Knowledge in state-of-the-art IT cybersecurity architectures, hardware, and software implementations for large organizations using either enterprise based and/or cloud-based environments.
• Interest in identifying cybersecurity gaps in IT network and systems designs or implementations, and in recommending mitigation strategies to address the identified gaps.
• Strong analytical and problem-solving skills with the capability to identify solutions to unusual and complex problems.
• Knowledge of security specific frameworks (e.g. Mitre) is a plus.
• Excellent interpersonal communication and organizational skills.
• Fluency in English. Knowledge of any A1 Group language is an asset.

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

• Innovative technologies and platforms to “play” with;
• Modern working environment for your comfort;
• Friendly, ambitious, and motivated teammates to support each other;
• Thousands of online and in-person learning opportunities to grow; 
• Challenging assignments and career development opportunities in multinational environment;
• Attractive remuneration package;
• Flexible working schedule and opportunity for home office;
• Numerous additional goodies, including, but not limited to free A1 services, discounts, health insurance and services, sports center, childcare, team and family events, etc.

Not sure yet? See us in action in our A1 Blog.

Any questions? Contact Gergana Tsvyatkova

If you are interested in this challenging opportunity, please do not hesitate to submit your application till 18 February 2025

Sounds good? Apply now!