Cloud Security 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 Identity and Access Management DC 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.

Job Purpose:

This role serves as the primary point of contact and subject matter expert for cloud cybersecurity, risk, and compliance, ensuring secure and compliant cloud operations across multiple platforms (Azure, AWS, Exoscale). It involves defining and enforcing security policies, driving automation, managing security infrastructure, supporting audits, and interfacing with customers on all security-related matters.

Role insights:

• Be the go-to expert and trusted advisor for cloud cybersecurity, risk, and compliance.
• Shape and enforce security policies, standards, and compliance controls, while driving effective remediation.
• Lead audit readiness and ensure smooth audit execution.
• Take ownership of security operations, from access reviews to incident response, recovery, and remediation.
• Safeguard services by ensuring robust execution of endpoint protection, intrusion detection, log analysis, and patching.
• Manage and optimize critical security infrastructure, including KMS, IAM, network access control, and monitoring systems.
• Drive innovation through security automation, developing scripts and validating architectures with top cloud providers.
• Champion security best practices across teams and build trust with customers through expert reviews and support.
• Lead continuous improvement initiatives to elevate the organization’s security posture.

What makes you unique:

• Degree in Computer Science, IT, or equivalent experience.
• Strong knowledge of cryptography, PKI, X.509, HSM/KMS, and cybersecurity.
• Hands-on expertise with Linux, Azure, Exoscale, and KeyVault solutions.
• Certified experience with leading cloud platforms (Azure, AWS, OpenStack).
• Deep knowledge of Azure security tools (Defender, Key Vault, Entra ID, Firewall, etc.).
• Proven AWS skills across security and automation services (Security Hub, GuardDuty, CloudFormation, CloudWatch, etc.).
• Fast learner, adaptable to new frameworks, technologies, and automation tools.
• Proficient in identity systems and protocols (AD, ADFS, OIDC, SAML, SCIM, Okta, PingIdentity, etc.).
• Fluent in English with excellent communication skills.

Nice to have skills and qualifications:

• Familiarity with security and compliance frameworks (CSA, CIS, ISO, NIST, HIPAA, SOC, PCI DSS).
• Industry-recognized certifications (Azure Security, CEH, CCSP, Security+, GSEC, AWS Certified Security, etc.).
• Proficiency in scripting and automation (PowerShell, Bash).
• Experience with security technologies (firewalls, monitoring, access control, endpoint protection).
• Strong IT systems knowledge (Windows, Linux, networking concepts).
• Background in DevOps & Agile, thriving in small, high-ownership teams.

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.