Silvio Riener

• • Run incident response and red-team engagements with international customers: triage, containment, root cause analysis, and post-incident reporting.

• • Coordinate with internal and external stakeholders on response to security issues: aligning on prioritization, technical mitigations, and compensating measures.

• • Design and build an agentic incident response platform end-to-end: architecture, IR workflow automation, integration with detection and forensic tooling. Wrote production code, configurations, and tests; lead technical direction of the service.

• • Authored and tuned detections on the Cybereason EDR/XDR platform to detect the latest TTPs and close detection gaps.

• • Acted as technical escalation point for detection & response cases with customers and partners.

• • Development of internal IR and detection-engineering tooling.

• • Mentored junior engineers; informally led detection-engineering direction within the team.

• • Embedded in the Siemens PSS organization, supporting product teams across multiple Siemens divisions (incl. Healthineers, Smart Infrastructure) on the secure development and operation of products in critical in frastructure.

• • Coordinated remediation of pentest findings and reported vulnerabilities with product teams.

• • Established the SiCREDS/Works:Credentials service - password management for critical infrastructure - within Siemens.

• • Conducted Threat and Risk Analysis (TRA) engagements and assisted teams with follow-up activities.