Senior Security Engineer, Platform Security

Block

Full-timeIn person

Posted

Jun 6, 2026

Closes

Sep 4, 2026

Job Description

Senior Security Engineer, Platform Security at Block

Skills & Competencies

Skills relevant to this opportunity

  • Complex incident response — lead investigation, containment, eradication, and recovery on owned incidents.
  • Adversary-simulation findings (red-team, pentest) — translate into detection and prevention improvements.
  • Security-tool selection and deployment — own a category (EDR, SIEM, CSPM) end-to-end.
  • Risk assessments and threat models for new systems — produce credibly with engineering teams.
  • Detection engineering at scale — design and tune across a comprehensive rule set.
  • On-call leadership — manage the SOC rotation, training, and escalation across a quarter.