Customer Success Manager

About Us

At Cybereason, our mission is simple:
To protect people everywhere from cyberattacks with the most advanced detection and response platform.

We started with endpoint detection and response, but today our solutions go far beyond—covering mobile, wearables, cars, and IoT. Since establishing Cybereason Japan in 2016, we have been growing rapidly. We are now looking for people who share our vision of a world free from the fear of cyberattacks.

Key Duties & Responsibilities

Customer Success Managers at Cybereason act as trusted advisors to our clients, ensuring they get the most out of our solutions.

• Go beyond post-sales account management to act as a true strategic partner
   
• Drive adoption and align internal/external resources to deliver value
   
• Manage a mid-touch delivery model with approximately 30–40 Enterprise and SME accounts
   
• Handle onboarding, product upgrades, and feature training across the post-sales lifecycle
   
• Build strong relationships with both platform users and C-level executives
   
• Own customer Health Scores and renewal risk, ensuring retention and growth
   
• Represent the customer internally and establish effective feedback loops
   

Skills & Qualifications Required

• 2–4+ years of experience in Customer Success, Technical Account Management, Sales Development, or Project Management in a customer-facing role
   
• Cybersecurity experience is highly desirable; SaaS/enterprise tech backgrounds will also be considered
   
• Project management experience across a wide range of customers, from small businesses to large enterprises
   
• Proven ability to build trust with both economic buyers and technical stakeholders
   
• Strong project management skills and ability to drive adoption
   
• Excellent communication skills (able to say “no” when necessary)
   
• Knowledge of Salesforce, Google Workspace, and MS Office
   
• Prior success in a high-growth tech startup environment is a strong plus
   
• Ability to travel as needed (<10%)
   
• Native-level Japanese
   
• Business-level English (beginner or above)
   
• Residence in the Kanto area is preferred
   

Why You’ll Love Working Here

• Supportive and fun offices in Tokyo & Osaka
   
• Flexible work-life balance and paid family/health leave
   
• Free snacks and drinks
   
• Monthly events such as Premium Fridays and Lunch & Learn
   
• Opportunities to work with a global team of 600+ colleagues
   

Great Place to Work® Certified

Cybereason Japan is proud to be recognized as a Great Place to Work®