Senior Security Engineer, Detection & Response

📋 Description

• Build and tune detections across endpoint, identity, SaaS, and cloud, treating them as software
• Track detection quality as measured quantities: coverage against MITRE ATT&CK, precision
• Own incident response: triage, contain, remediate, and write the retrospective that turns the
• Build automation that removes toil from investigations, and partner closely with the US-based team
• Define telemetry requirements for new systems before they ship, working with infrastructure and
• Threat hunt proactively across the estate, converting hypotheses into either new detections or

🎯 Requirements

• Typically 5–8 years of experience in detection engineering, incident response, or threat hunting
• Proficiency in at least one programming language (Python, Go, or similar) and comfort writing
• Experience with a modern SIEM or detection pipeline (Panther, Elastic, Splunk, or similar).
• Practical incident response experience: you've led or played a major role in triaging and closing

🎁 Benefits

• Base salary is just one part of our total rewards package at Flexport, which also includes bonus
• We have the latest hardware and software, including frontier AI models on day one.
• Relocation support is available for the right candidate.