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

Would you like to join us?

This role will participate in ensuring the effective implementation and ongoing compliance with internal cyber security controls, international standards

and regulatory requirements such as NIS2.

You will work as part of a centralized, international team responsible for conducting assurance activities across the company group, assessing adherence to established security frameworks, and managing the lifecycle of identified gaps. Your work will directly contribute to the continuous improvement of our security posture across all business units.

This job can be performed by all countries within our A1 footprint.

Role Insights:

Conduct security assessments across business units to ensure compliance with internal policies, ISO standards, and regulatory requirements (e.g., NIS2).
Analyze and interpret internal cybersecurity controls, assessing their effectiveness in diverse technical and organizational environments.
Identify, document, and categorize compliance gaps or non-conformities, and support remediation efforts through to resolution.
Collaborate with risk owners, IT, compliance, and operations teams to implement and maintain effective security controls.
Provide documentation and expert input for audits and regulatory inspections.
Maintain assurance metrics and dashboards, tracking compliance trends and risk exposure.
Contribute to the development and improvement of assurance methodologies and control frameworks in line with evolving standards.
Promote a culture of continuous improvement, knowledge sharing, and cross-functional collaboration.

What Makes You Unique:

Skilled in conducting comprehensive security assurance assessments to ensure compliance with internal policies, ISO standards, and regulatory frameworks (e.g., NIS2).
Proficient in reviewing and interpreting cybersecurity controls across varied technical and organizational environments.
Experienced in identifying, documenting, and prioritizing compliance gaps, with a strong focus on coordinating and supporting timely remediation.
Collaborative team player working closely with risk owners, IT, compliance, and operations to implement and maintain robust security controls.
Adept at supporting audits and regulatory inspections by preparing detailed documentation and providing expert insights.
Capable of maintaining and reporting on assurance metrics, compliance trends, and risk exposure through effective dashboards.
Contributes to the development and enhancement of assurance methodologies and control frameworks aligned with evolving standards.
Committed to fostering continuous improvement, knowledge sharing, and cross-functional collaboration.

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

Any questions? Contact Yana Spasova

Job code: AIT010P311

Job classification: 11 – (Global Level)

A1 Bulgaria
Security Assurance Expert (f/m/d) @ A1 Competence Delivery Center.

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