Senior Security Engineer

• Bachelor’s degree in Computer Science or a related field, or significant professional security experience
• 3+ years of hands-on experience in security engineering and incident response
• Experience with SIEM platforms and security monitoring systems
• Experience with EDR tools such as CrowdStrike or SentinelOne
• Knowledge of SOAR platforms and automation of security workflows
• Familiarity with Zero Trust architecture principles and threat hunting methodologies
• Experience with cloud security controls across AWS, GCP, and/or Azure
• Strong knowledge of Linux systems and Kubernetes/Docker environments
• Experience with IAM solutions and infrastructure automation
• Practical experience evaluating security implications of AI systems and AI-assisted workflows
• Experience managing security of Microsoft 365 and Google Workspace tenants
• Excellent written and verbal communication skills

• Experience with certification processes: SOC2, ISO 27001, FedRAMP, or Cyber Essentials Plus
• Certifications: OSCP, GCIH, GCFA, or equivalent penetration testing / incident response credentials
• Experience in Go or Python
• Background in open-source communities
• Endpoint security management experience in a fully remote organisation

This role may involve access to information subject to U.S. export control regulations (EAR/ITAR).

Applicants should be aware that eligibility requirements may apply.

We encourage candidates with questions about this to reach out.

Many Germany-based security professionals with defence backgrounds will qualify.

We are happy to discuss your specific situation.

Mattermost takes a market-based approach to pay and pay may vary depending on your location.

The successful candidate’s starting pay will be determined based on job-related skills, experience, qualifications, work location, and market conditions.

These ranges may be modified in the future.