Crypto-Native Security Engineer: Key Mgmt & Zero-Trust

Mintlayer

Abu Dhabi

On-site

AED 240,000 - 320,000

Full time

2 days ago

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Benefits offered by this job

Health & Prevention

Medical insurance

Fitness & Wellness

Relocation support

Residency visa assistance

Flexible working

Global team meetups

Job summary

Mintlayer is seeking a Cybersecurity Engineer to safeguard the infrastructure behind a live blockchain protocol. You will manage real key material, secure CI/CD pipelines, production nodes, and API surfaces relied upon by institutional clients.

Crypto-native experience with HSMs and hardware wallets is highly valued. You will own key management, enforce zero-trust access, perform regular security testing, and develop incident response playbooks while supporting UAE-based on-site operations in

Qualifications

3+ years of cybersecurity, infrastructure security, or DevSecOps experience.
Experience in crypto-native environments: key management, hardware wallets, HSMs.
Familiarity with cloud security (AWS or GCP) and zero-trust architectures.
Security certifications such as CISSP, CEH, or OSCP are a plus.

Responsibilities

Implement and maintain security controls across CI/CD pipelines, node infrastructure, API surfaces, and employee systems.
Own the key management architecture for protocol nodes, treasury accounts, and signing keys.
Build and enforce zero-trust network access policies across the distributed team.
Conduct regular vulnerability assessments and penetration testing of internal infrastructure.
Develop and maintain the incident response playbook.
Monitor cloud infrastructure for anomalous access patterns.