Cyber Expert Support Engineer (Cybersecurity)

TL;DR

Cyber Expert Support Engineer (Cybersecurity): Resolving complex technical incidents for Managed Service Provider partners with an accent on cybersecurity threats and infrastructure stability. Focus on troubleshooting enterprise-grade environments, including Windows Server, Linux, and virtualization platforms, while ensuring high-level service delivery.

Location: Must be based in Japan

Company

Global leader in cyber protection delivering integrated solutions to safeguard data and workloads for businesses worldwide.

What you will do

• Troubleshoot and resolve technical incidents for Managed Service Provider partners across software, networking, and hardware.
• Analyze cyber security incidents, including ransomware and malware, while coordinating with Engineering and Product departments.
• Maintain deep knowledge of platform operations to provide expert technical assistance and documentation.
• Mentor junior team members on technical best practices and communication standards.
• Stay current on industry trends in cloud storage, virtualization, and business applications.

Requirements

• 2+ years of experience in an advanced technical support role.
• Fluency in Japanese (native preferred) and English (written and verbal).
• Deep knowledge of Windows Server logs and Linux CLI power user skills.
• Experience in security incident mitigation including EDR, XDR, and data leaks.
• Proficiency in networking protocols (DNS, DHCP, VPN) and traffic analysis with Wireshark.
• Experience managing enterprise hypervisors like VMware ESXi, Hyper-V, and KVM.

Nice to have

• RedHat or Linux Foundation certifications.
• CompTIA Security+ certification.
• Cisco or Juniper networking certifications.

Culture & Benefits

• Global team environment with a focus on mutual trust and respect.
• Opportunity to work with an industry-leading all-in-one cyber protection platform.
• Impactful work supporting over 20,000 service providers globally.
• Commitment to professional development and continuous learning.

Hiring process

• Interviews are conducted without the assistance of AI tools or external prompts.
• In-person interview stages are required.
• Full criminal, education, and identification background check required for all new hires.