Senior Security Analyst, Detection & Response

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Security Analyst, Detection & Response based in the United States. This is a high-impact cybersecurity role focused on protecting a complex, distributed organization and its business units.You will lead security investigations, incident response, threat hunting, and security monitoring across diverse environments.The role combines hands-on technical analysis with opportunities to improve detection capabilities and security operations.You will work closely with infrastructure, cloud, application, and business teams to contain threats and strengthen defenses.You will also help optimize SIEM and EDR technologies, reduce false positives, and improve detection fidelity.As a senior member of the security team, you will provide guidance during high-severity incidents and influence broader security improvements.This is an opportunity to make a meaningful contribution in a collaborative, fast-moving environment where security directly supports business resilience.