Michael Kramer

Michael Kramer: Email & Phone Number

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Vice Manager Red Team Operations Group at Rakuten|Tokyo, Japan

Position:

Vice Manager Red Team Operations Group at Rakuten

Location:

Tokyo, Japan

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Last updated: 2026-05-30
Updated: 2026-05-30

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Work Experience 7 years

Vice Manager Red Team Operations Group at Rakuten

Feb 2024 - Current

Penetration Tester at Rakuten

May 2023 - Jan 2024

Information Technology Security Manager at ElringKlinger

Oct 2021 - May 2023

Information Technology Security Consultant at SySS GmbH

Jan 2019 - Sep 2021

Michael Kramer started working in 2019, then the employee has changed 2 companies and 3 jobs. On average, Michael Kramer works for one company for 1 year 10 months.

Their professional focus is Active Directory, Artificial Intelligence (AI), and C (Programming Language) across 3 core areas.

Michael holds SEC699: Purple Team Tactics - Adversary Emulation for Breach Prevention & Detection, Red Team Lead, and AI Red Teaming in Practice certifications.

Education

Master of Science - MS at University of Konstanz

Bachelor of Science - BS at University of Konstanz

Aalen University

Frequently Asked Questions

What is Michael Kramer's email address?

SignalHire found verified email addresses for Michael Kramer, both business and personal. Their business email is k*******l@rakuten.com, and personal emails include i******i@gmail.com.

What is Michael Kramer's phone number?

SignalHire found a verified phone number for Michael Kramer: +81-***-***-5045.

How do I contact Michael Kramer at Rakuten?

You can reach Michael Kramer through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is Michael Kramer's professional background?

Michael Kramer has 7 years of professional experience. They have held roles including Penetration Tester, Information Technology Security Manager, and Information Technology Security Consultant at companies such as Rakuten, ElringKlinger, and SySS GmbH. Their education includes Master of Science - MS from University of Konstanz, and Bachelor of Science - BS from University of Konstanz.

Is Michael Kramer's contact information up to date?

Yes. Michael Kramer's SignalHire profile was last updated on 30 May 2026, reflecting their current position as Vice Manager Red Team Operations Group at Rakuten in Setagaya-ku, Tokyo, Japan.

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