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Senior Security Analyst (MDR)

US🌐 Remote💼 Full-time🗓 2026-10-05 → 2026-10-07

Core

Senior security advisor leading investigations across cloud, identity, endpoint, and SaaS environments using AI-assisted tools to assess threats, determine business impact, and execute containment.

Role type

Senior IC Managed Detection and Response (MDR) Analyst

Builds

AI-native MDR service, detection workflows, and customer incident response capabilities

Domain

Cybersecurity, Cloud Security, Identity Security, Threat Intelligence

Deliverable

production ML models

Required skills

Threat investigation, Cloud security (AWS/Azure/GCP), Identity security (Okta/Entra ID), Endpoint detection and response, SaaS security (M365/Google Workspace), MITRE ATT&CK, AI-assisted investigation, Incident response, Threat hunting, Detection rule tuning (Sigma/KQL/SPL)

Preferred skills

Multi-tenant MDR experience, Incident command, DFIR, Agentic coding tools

Technologies

AWS, Azure, GCP, Okta, Entra ID, Microsoft 365, Google Workspace, Sigma, YARA-L, SPL, KQL

Responsibilities

Own end-to-end security investigations from pickup to resolution; Conduct in-depth telemetry analysis across identity, cloud, endpoint, and SaaS; Combine AI capabilities with manual log analysis; Recommend and execute containment actions; Prioritize investigations by risk; Act as trusted security partner to customers; Conduct hypothesis-driven threat hunts; Define and evolve MDR service standards and workflows; Feed insights into detection engineering and product development (via careerplan.io/jobs/27cefbce-c57b-45b3-a261-01f2c5a7bf96-senior-security-analyst-mdr-at-jobgether)

Seniority

Senior, hands-on IC