Shai Eistein, CISSP

Critic
DISC Type : C

Director of Cyber Security at Melio

Canada

Overview

Shai Eistein is the Director of Cyber Security at Melio, bringing over a decade of expertise in IT, cloud security, and DevSecOps. He leads key programs including Zero Trust architecture adoption and incident response readiness. He holds a Masters degree from Bar-Ilan University and a CISSP certification.



In 2021, after reporting a national security vulnerability to the Dutch government, they sent him a T-shirt that read: "I hacked the Dutch Government and all I got was this lousy T-shirt. "

Personality Overview

Information Seeker

Objective Thinker

Critic

They don’t appreciate bells and whistles unless backed by data.  They like to take decisions independently and do not seek others' support often. They are quite likely to negotiate on pricing or other key terms.

Topics They Care About

Cloud Security
As Director of Cyber Security, he is responsible for safeguarding Melio's cloud environment against threats through a holistic security strategy, and holds an AWS Security certification.
Zero Trust Architecture
He is actively driving the adoption of Zero Trust principles and conducting related risk assessments in his current role at Melio.
Responsible Disclosure
He has practical experience in identifying and reporting national security vulnerabilities, as shown by his interaction with the Dutch Cyber Security Center (CERT).

Media Appearances

Shai has no verified media appearances

Work History

7-2025
Director of Cyber Security at Melio
12-2022 - 7-2025
Security Operations Manager at Melio
2-2023 - 2-2025
Consultant to the Board at DDoS Resiliency Score (DRS)
10-2022 - 2-2025
Freelance at Freelance
6-2021 - 10-2022
Cyber Security Experts Team Leader at Red-Button / DDoS Experts

Education

2021 - 2022
Chief information security officer (CISO) from See Security: Cyber & Information Security College
2016 - 2019
Master’s Degree from Bar-Ilan University

More Information

Social Presence :

Prographics :

Exp : 7 Location : Canada Job Level : Mid-senior Designation : Director of Cyber Security at Melio
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Insights For Selling To Shai

During A Call Or A Meeting

DO's

  • If you can, show them industry reports or analyst comments instead of sharing anecdotal stories
  • Be ready for penetrating questions and critical examination of your pitch
  • Tell them what ROI they can expect

DONT's

  • Avoid phrases like ‘trust me’, ‘others just love’ etc.
  • Don’t rush them till they have clearly gotten all the necessary information
  • Avoid pushing them too much to involve other stakeholders unless it is critical

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with Shai is

  • Proof of ROI, low pricing and objective proof points are the important factors for them.
  • Will you ever get a clear answer from Shai

  • They do not mind saying no if they believe that it is the right decision.

Insights For Deal Planning

    How fast (or slow) will Shai move?

  • They are neither the fastest nor the slowest decision makers, they are somewhere in the middle.
  • Can Shai take some risk or not?

  • They can bear some risk if their analysis backs the decision.

You And Shai

Personality Compatibility


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