This role has closed 6d ago. It is no longer on FlixBus's board, so there is nothing left to apply to. The posting is kept here because you saved it or opened it; it is a record, not an offer.

Verified from career page · Posted 3w ago

FlixBus

Security Engineer (m/f/d) (Freelance/Service Agreement)

FlixBus · IT & Engineering

Warsaw

Mid-level Contract

SecurityDatadogElasticsearchPythonSIEM / SOCSplunk

Last seen 6d ago

Posted
3w ago

Posted on 4 September 2026

Workplace
Not specified

Work model not stated

Salary
Not disclosed

Salary range not shared by the company

Visa sponsorship
Not specified

Visa sponsorship details unknown

This role has closed 6d ago ago. It's kept as a record — see FlixBus's open roles or the similar live roles below.

See FlixBus's open roles

We are looking for an experienced Security Engineer (m/f/d) to support Flix on a project basis through a service agreement collaboration. The consultant will provide expertise in client-side security, incident response automation, and security tooling across Flix's technology environment. The collaboration will involve working with security engineers, infrastructure and software engineers, and business stakeholders to improve Flix's overall security posture and reduce manual security operations.

Scope of Services

Set up and configure client security tools related to email security, access management, and asset protection in collaboration with the internal security team

Automate incident response processes and repetitive security workflows using Python — including phishing triage, secret rotation, and M365/Graph automation — to reduce manual effort and increase team capacity

Support incident response activities related to client-side security events such as account compromise and phishing incidents, collaborating with stakeholders across the organisation

Review and assess existing security measures and contribute concrete recommendations for improving detections, response runbooks, and overall security services at Flix

About You

Proven experience with client security applications, including email security, phishing mitigation, and endpoint protection

Hands-on experience with incident response and service desk ticket handling

Solid programming skills in Python with a focus on clean, maintainable automation code

Experience with monitoring or SIEM tools such as Splunk, ElasticSearch, or Datadog

Strong collaboration and communication skills when working with both technical and business stakeholders

Professional proficiency in English (written and spoken)

Collaboration Model

Cooperation based on a service agreement with independent delivery of agreed services and invoicing

About FlixBus

FlixBus (Flix) runs the long-distance bus and coach network used across Europe and beyond, coordinating a fleet it does not own through software rather than owning the buses. Munich-headquartered with a broad mix of roles, from engineering to local commercial operations.

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