Security Researcher Job at Microsoft Corporation (Hyderabad)

Job Description

Microsoft Defender Experts provides expert-led services that help organizations defend against advanced cyberthreats, build long‑term resilience, and modernize security operations with confidence. The Microsoft Defender Experts combines managed extended detection and response (MXDR), end-to-end proactive and reactive incident response, and direct access to a designated Microsoft security advisor to help you protect your organization and accelerate security outcomes. We are seeking for a passionate cybersecurity professionals to join our growing team of Defenders. In this role, you will proactively detect, investigate, and respond to advanced threats across enterprise environments using cutting-edge and AI enabled security tools and threat intelligence. The ideal candidate combines strong security expertise with a curious mindset and skills to conduct deep threat analysis.

Job Responsibility

Monitor, triage, and respond to security incidents using alerts and incidents from Microsoft Defender products (MDE, MDI, MDO, MDA, MDC, Sentinel etc.)
Perform proactive threat hunting using hypothesis, and telemetry from endpoints, identities, cloud and network
Develop hunting queries using Kusto Query Language (KQL) or similar to uncover suspicious patterns and behaviors
Investigate security incidents across hybrid environments and contribute to root cause analysis and containment strategies
Collaborate with internal teams (defender, threat intelligence, engineering) to enhance detection logic, develop automations, and improve incident response workflows
Contribute to incident documentation, detection playbooks, and operational runbooks
Stay current with evolving threat landscapes, cloud attack vectors, and advanced persistent threats (APT)

Requirements

Graduate degree in engineering or equivalent discipline
3–5 years of experience in cybersecurity (SOC, IR, Threat Hunting, Red Team)
Hands-on experience with SIEM, EDR, and cloud-native security tools (Microsoft XDR, Sentinel, CrowdStrike, etc.)
Experience with at least one cloud platform (Azure, AWS, GCP) and its associated security services and configurations
Proficiency in KQL, Python, or similar scripting languages for data analysis and automation
Strong knowledge of MITRE ATT&CK, Cyber Kill Chain, and adversary TTPs
Familiarity with operating system internals (Windows, Linux) and endpoint/network forensics
This role requires the candidate to work in shifts

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Security Researcher

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