Staff Cyber Security Engineer

About IONOS

IONOS manages more than just servers; it shapes the digital future for over 6.2 million customers worldwide. As Europe's leading hosting provider and pioneer in independent cloud solutions, the company advances next-generation infrastructure—ranging from sovereign cloud architectures and high-performance GPU clusters to integrated AI automation tools. Their mission centers on digital sovereignty for Europe and delivering meaningful impact for small and medium enterprises (SMEs) as well as large corporations. Teams operate in agile settings with transparent structures, believing excellence and innovation grow from strong team spirit.

Role Overview

As a Cyber Security Engineer, you will be crucial in safeguarding our applications and systems. Your duties include identifying security threats, conducting security assessments, and developing security solutions that support operational and development teams to implement more resilient and robust applications. This role offers the chance to engage in demanding projects and collaborate with cross-functional teams to enforce cybersecurity and information security best practices.

Key Responsibilities

• Collaborate closely with technical teams to embed security controls and measures throughout the software development lifecycle and operational procedures.
• Conduct various security evaluations, including penetration testing, threat modeling, and design reviews.
• Develop and maintain technical security tools to ensure key security controls such as vulnerability management and regulatory compliance are met on self-managed workstations.
• Design and deliver targeted training sessions focused on application and infrastructure security.

Qualifications and Experience

• Solid background in information security with a strong intrinsic motivation to continuously update your expertise.
• Understanding of modern agile product development with hands-on experience in DevSecOps methodologies.
• Experience performing various technical security assessments (both white-box and black-box), preferably within regulated and certified environments like KRITIS or PCI-DSS.
• Proficiency in at least one programming language, ideally Python and/or Java, complemented by experience with modern virtual machines and container systems.
• A committed team player who leads by example and can effectively manage projects and stakeholders even under pressure.
• Excellent problem-solving capabilities, good command of English, quality awareness, self-responsibility, and ability to work in international teams.

Benefits

• Hybrid work model enabling flexible work location.
• Flexible hours supported by trust-based working time.
• Subsidized cafeterias at select locations and complimentary beverages.
• Modern office facilities with excellent public transport connections.
• Employee discounts on various activities and products.
• Company events such as summer and winter celebrations and workshops.
• Numerous opportunities for professional development and training.
• Health and wellness offers including sports and fitness courses.

Diversity and Inclusion

We value diversity and encourage all applicants regardless of gender, nationality, ethnicity, religion, disability, age, sexual orientation, identity, family status, or any other legally protected status to apply.