Senior Security Engineer, Detection & Response

Flexport is seeking a Senior Security Engineer specializing in Detection & Response for a fully remote position. In this role, you will take ownership of detection processes, including writing and tuning detections across various platforms such as endpoint, identity, SaaS, and cloud. The position emphasizes a hands-on approach, where you will be responsible for incident response, including triaging, containing, and remediating security incidents, as well as documenting retrospectives for systemic improvements. You will also focus on building automation to streamline investigations and ensure effective communication across time zones with the US-based team. Candidates should have experience in detection engineering, with a strong understanding of metrics like coverage against MITRE ATT&CK and precision in detection quality. The role is designed for individuals who thrive in a fast-paced environment and are eager to tackle real-world adversarial threats. Flexport's security team operates globally, utilizing a follow-the-sun pager rotation to manage alerts without disrupting local time zones. This position is ideal for those passionate about enhancing security in a rapidly evolving business landscape.