About The Team
You’ll be joining the JD.com team, which values collaboration, ownership, and a commitment to delivering high-quality results in a fast-paced, dynamic environment.
Role Summary
You will lead high-impact incidents and investigations, drive continuous improvements in defense, detection and response capabilities, and help scale security operations through automation and intelligent workflows.
Operating within a 24/7 global environment (follow the sun model), you will own the full incident lifecycle end-to-end - from detection and triage through containment, eradication, and recovery - while partnering cross-functionally to strengthen Joybuy's overall security posture. A key aspect of this role is leveraging automation and AI-driven approaches to improve detection fidelity, accelerate investigations, and reduce response times. You will help shape how modern tooling and data are applied to stay ahead of evolving adversary tactics.
This role is ideal for someone who thrives in high-tempo environments, brings strong Digital Forensics and Incident Response (DFIR) expertise, and is equally passionate about operational excellence and building scalable detection and response systems and workflows.
Minimum qualifications
Strong experience in security incident response and investigations in cloud-first environments
Hands-on experience with SIEM, EDR, and/or detection engineering
Experience with cloud platforms (AWS & GCP)
Familiarity with threat intelligence and adversary tactics (e.g., MITRE ATT&CK)
Experience building or working with automation (e.g., Python, scripting, SOAR platforms)
Ability to operate effectively during high-severity incidents
Excellent written communication skills with a passion for clear, actionable documentation
Growth mindset with a proactive approach to identifying and mitigating security risks
Preferred qualifications
Certifications in offensive security, security engineering, cyber defense, or cloud platforms
Demonstrable experience building and deploying agentic AI workflows to support detection, response, and remediation
Experience in security competitions, Capture the Flags (CTFs) or testing platforms such as Hack The Box, TryHackMe, Overthewire, JD SRC
Responsibilities
Lead and coordinate end-to-end incident response for high-severity security events within a 24/7 global on-call model, with this role operating during EMEA business hours
Prepare clear executive communications that keep stakeholders informed during incidents
Investigate complex security incidents across cloud environments, applying strong DFIR methodologies
Build and enhance automation and AI-assisted workflows to improve triage, investigation speed, and response consistency
Partner with Threat Intelligence to contextualize threats and improve detection coverage
Conduct root cause analysis (RCA) and lead post-incident reviews to drive continuous improvement and risk reduction
Develop and maintain runbooks, playbooks, and operational documentation
Mentor other engineers and help elevate the team’s overall incident response maturity
At JD.com, we’re committed to building a diverse and inclusive workplace where everyone can thrive. We’re proud to be an equal opportunity employer and make all employment decisions without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, disability, age, veteran status, or any other protected characteristic.
Ready to apply?
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