Senior Security Engineer

Akamai Technologies

. Investigate complex cyber-attacks to uncover adversary behaviors and support customer defenses .

Posted 11/12/2026full-timeRemote • JapanSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in cybersecurity with a focus on threat intelligence, incident response, and the development of automated defenses. Proficient in leveraging AI and machine learning for anomaly detection and enhancing security operations.

Highest-signal resume keywords

Cybersecurity ExperiencePython ProgrammingThreat Intelligence ApplicationMITRE ATT&CK FrameworkAI and Machine Learning Integration

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

CybersecuritySecurity EngineeringCloud-Native ArchitecturesXDR PlatformsSOC EnvironmentsTelemetry CorrelationAutomated DefensesAdvanced ScriptingNetwork ProtocolsOS Internals

Soft Skills

Technical CommunicationCollaborationProblem-SolvingCustomer SupportKnowledge Sharing

Industry Keywords

Cyber-AttacksDetection MethodologiesIncident TriageAI-Generated DetectionsAdversary BehaviorsOperational ContinuitySecurity ResearchTechnical PartnerAdvanced Security InvestigationsCritical Events

Tech Stack

Tools & technologies

CloudCyber SecurityPython

About the role

Key responsibilities & impact

Investigate complex cyber-attacks to uncover adversary behaviors and support customer defenses
Design and monitor production-grade code for new detection methodologies across large-scale telemetry
Triage high-severity incidents
Present investigation findings and provide advanced technical support to customers
Analyze AI-generated detections and partner with researchers to refine their effectiveness
Apply actionable Threat Intelligence to identify tactical shifts and proactively enhance defensive coverage
Serve as the technical bridge between security research innovations and global engineering operations
Act as a trusted technical partner to clients during advanced security investigations and critical events
Work closely with globally dispersed teams to ensure operational continuity and knowledge sharing

Requirements

What you’ll need

5+ years of cybersecurity experience spanning security engineering, cloud-native architectures, XDR platforms, and SOC environments
Ability to independently correlate diverse telemetry and disrupt threat actors
Ability to write robust code, such as Python, to build, monitor, and maintain modern, scalable security data pipelines
Advanced or Fluent English
Experience translating threat intelligence into automated defenses using advanced scripting and APIs
Deep understanding of attacker TTPs, MITRE ATT&CK, network protocols, and OS internals
Ability to leverage AI and machine learning to identify anomalies, mitigate active threats, and streamline complex detection workflows
Fluent Japanese and business-level English
Ability to explain AI-driven insights and implement customer-specific security solutions

Benefits

Comp & perks

Health, well-being, finances, and life beyond work benefits
Flexible work arrangements through Akamai's FlexBase program: work at home, in an office, or a combination of both