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Senior Cloud Security Engineer

Celonis
Munich, Germany
Full Time
Posted October 27, 2025
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Job Description

The Senior Cloud Security Engineer is responsible for designing, implementing, and maintaining security measures across Celonis's multi-cloud infrastructure, including cloud security best practices, container and Kubernetes security, automation, monitoring, and access management, to protect the company's SaaS platform and ensure compliance.

Key Responsibilities

  • Design and implement security measures for cloud infrastructure across AWS, Azure, and GCP
  • Harden cloud infrastructure by configuring network controls, encryption, and logging
  • Secure containerized applications and Kubernetes clusters, including image scanning and policy enforcement
  • Develop and maintain automation scripts and Infrastructure-as-Code for security deployment and compliance
  • Enhance cloud security monitoring and respond to security alerts and incidents
  • Manage and improve cloud Identity and Access Management (IAM) configurations and access controls
  • Conduct vulnerability scans on cloud assets and container images, and remediate identified issues
  • Collaborate with development, DevOps, and SRE teams to ensure secure architecture and practices

Requirements

  • Proven Cloud Security Expertise with 5 years of hands-on experience in security engineering focusing on cloud environments including AWS, Azure, and GCP, with deep understanding of cloud architecture and services, and proven experience implementing security controls in a production cloud environment.
  • Strong experience securing containerized applications and Kubernetes clusters, including familiarity with container security image vulnerability scanning, runtime security, Kubernetes network policies, and service mesh security.
  • Proficiency in Infrastructure-as-Code and scripting, with demonstrated ability to use Terraform, CloudFormation, or similar tools to deploy secure configurations, and to write scripts in Python, Go, or Bash to automate security workflows.
  • Hands-on experience with Cloud Security Posture Management (CSPM) solutions or implementing automated checks for cloud compliance, with the ability to identify misconfigurations and weaknesses in cloud setups such as S3 bucket policies and public exposure of resources, and remediate them.
  • In-depth understanding of cloud Identity and Access Management (IAM) and access control mechanisms, including designing role-based access schemes, managing federated identities (SAML, OIDC), and implementing principles of least privilege across multiple cloud accounts and services.
  • Experience with vulnerability scanning tools such as Tenable, Qualys, and interpreting their output, along with knowledge of common cloud threats and vulnerabilities (OWASP Cloud Top 10, CIS benchmarks) and experience in remediating them.
  • A track record of securing real cloud deployments and solving security incidents or challenges in production environments, demonstrating hands-on problem-solving skills and tangible security outcomes.
  • Excellent communication skills to articulate complex security issues to both technical and non-technical colleagues, including experience writing security documentation or standard operating procedures.

Benefits & Perks

generous PTO
hybrid working options
company equity RSUs
comprehensive benefits
extensive parental leave
dedicated volunteer days
access to resources such as gym subsidies, counseling, and well-being programs
benefit from clear career paths, internal mobility, a dedicated learning program, and mentorship opportunities
connect and support through dedicated inclusion and belonging programs
opportunity to work with leading process mining technology
international team collaboration
contribute ideas in an open, autonomous environment

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