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A1 Bulgaria

Security Assurance Junior (f/m/d) @ A1 Competence Delivery Center

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Sofia - Cybersecurity Sofia

The job listing is published in the following categories

Cybersecurity 93 Infrastructure 323 Junior / Intern 105
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    Tech Stack / Requirements

    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 Cyber trust team of the A1 Competence Delivery Center. Be a part of this exciting journey!

    Role Insights

    • Support senior team members in security assurance reviews across group entities to ensure alignment with internal policies, ISO standards, and regulations (e.g. NIS2).
    • Assist in evaluating cyber security controls and identifying potential compliance gaps or areas for improvement.
    • Track and follow up on remediation activities to ensure timely resolution of issues.
    • Collaborate with IT, risk owners, compliance, and operational teams to support the implementation of security controls.
    • Help prepare documentation and evidence for audits and regulatory inspections.
    • Contribute to dashboards and reports that reflect compliance status and trends.
    • Support the improvement of assurance processes and related documentation.
    • Participate in knowledge sharing and promote a culture of continuous improvement.

    What Makes You Unique

    • Bachelor’s degree (or final-year student) in Information Security, IT, Business Informatics, Organizational Science, or related field.
    • Some hands-on experience through internships, student jobs, or entry-level roles in cyber security, IT audit, compliance, or risk management.
    • Basic understanding of information security principles (e.g. CIA triad, security controls) and familiarity with standards like ISO 27001.
    • Interest in regulatory frameworks such as NIS2, DORA, and GDPR.
    • Strong analytical, documentation, and communication skills.
    • Eagerness to learn and grow in a complex, multi-entity environment.
    • Team-oriented mindset with initiative and willingness to take ownership under guidance.
    • Fluent in English.

    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 for you to grow.
    • Challenging assignments and career development opportunities in 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 are interested in this challenging opportunity, please do not hesitate to submit your application till 08.09.2025

    Submit your application