Marius Müller in

Marius Müller

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Director Cybersecurity Architecture & Solutions at NTT DATA, Inc.
📍 Kellyville, New South Wales, Australia

Marius is a Director of Cybersecurity at NTT DATA with over 20 years of ICT industry experience, specializing in leading high-performance teams and designing global managed security services. He holds a Senior Management Development qualification from Stellenbosch Business School. Colleagues describe him as professional, an astute business leader, and a subject matter expert.

He is focused on future threats, questioning organizational readiness for post-quantum cryptography to combat Harvest Now, Decrypt Later (HNDL) attacks.

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Experience
18 Years
Current Role
Director Cybersecurity Architecture & Solutions
Job Level
Mid-senior
Location
Kellyville, New South Wales, Australia
Personality Overview

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Communication Style
Decision Approach
Work Preference

Behavioral traits and communication patterns that shape how this person evaluates opportunities, builds trust, and makes decisions in professional settings.

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Priorities

Topics Marius cares about

Post-Quantum Cryptography
He recently shared concerns about the vulnerability of current encryption to quantum computers and the urgent need for organizations to adapt.
AI in Security
Recently obtained GenAI certifications and posts about using Precision AI for platform consolidation, indicating a focus on leveraging AI for cybersecurity.
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Career

Work history

9-2024
Director Cybersecurity Architecture & Solutions
NTT DATA, Inc.
6-2021
Director: Security Practice
NTT DATA, Inc.
2-2021 - 6-2021
Senior Service Design Architect
NTT DATA, Inc.
11-2018 - 2-2021
Senior Services Architect | Global
NTT DATA, Inc.
5-2018 - 11-2018
Executive | Architecture Centre of Excellence
BCX
In the press

Media appearances

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Education
Senior Management Development
Stellenbosch Business School
2019 - 2020
CySa+ in progress
Udemy Alumni
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

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