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[EU] Lead Security Engineer

Bybit - Vienna, Austria - In-office - posted 2026-10-14

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Bybit, a leading cryptocurrency exchange and digital financial platform serving over 80 million users globally, is seeking a hands-on Senior Security Engineer to lead and oversee key security initiatives across the organization. You will work closely with the CISO to strengthen security posture, drive compliance certifications, and ensure robust access governance while protecting infrastructure and data assets. Key Responsibilities: Identity & Access Management (IAM): Design, implement, and maintain IAM frameworks, policies, and processes across the organization. Oversee access rights management including provisioning, de-provisioning, and periodic access reviews. Lead the rollout and enforcement of Multi-Factor Authentication (MFA) across all systems and user groups. Ensure least-privilege principles are consistently applied and audited. Network Security: Oversee implementation and continuous improvement of network security controls. Monitor, detect, and respond to security threats and vulnerabilities across network infrastructure. Security Reporting & Audit: Generate regular security reports and dashboards for the CISO and senior management. Support internal and external audit processes with timely and accurate documentation. Coordinate and oversee penetration testing engagements, track findings, and drive remediation. Compliance & Certification: Lead and coordinate security certification processes (e.g., PCI DSS, ISO 27001) in close collaboration with the CISO. Conduct gap analyses, maintain compliance documentation, and liaise with auditors and certification bodies. Requirements: - Bachelor's degree or above in Computer Science, Information Technology, Cybersecurity, or related field - 3–5 years of hands-on experience in information security - Proven track record in security project implementation and management - Demonstrated experience in IAM, network security, or compliance programs - Certifications strongly preferred: CISSP, CISM, CISA, ISO 27001 Lead Implementer/Lead Auditor, PCI DSS QSA or ISA, or IAM-related certifications (Microsoft Identity, SailPoint, Okta) - Solid understanding of IAM principles, network security, and regulatory frameworks - Strong analytical and independent problem-solving abilities - Excellent communication and stakeholder management skills - Ability to manage multiple priorities in a fast-paced environment - Fluency in German and English as working languages

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