Head, Information Security Officer at Payment Access System Limited (PaySys)

Job Summary

The Head of Information Security is responsible for establishing, leading, and maintaining the company's information security strategy, governance framework, cybersecurity architecture, and risk-management processes.

The role ensures that digital financial services, data, infrastructure, and fintech products are secure, compliant with regulatory standards, and resilient against cyber threats. The Head provides leadership in safeguarding customer data, ensuring transaction security, and protecting the organization from operational, cyber, and fraud risks.

Key Responsibilities

• Develop and implement the overall cybersecurity strategy aligned with business and regulatory requirements
• Establish information security policies, standards, and controls in line with ISO 27001, PCI-DSS, NDPR, and CBN guidelines
• Lead security governance programs and ensure continuous compliance with industry regulations
• Oversee day-to-day cybersecurity operations including threat monitoring, detection, response, and remediation
• Implement and manage SIEM, SOC operations, IDS/IPS, vulnerability scanners, and endpoint protection systems
• Lead incident response and coordinate recovery efforts for cyberattacks, breaches, and fraud attempts
• Conduct enterprise-wide security risk assessments covering infrastructure, applications, products, and third-party providers
• Ensure adequate controls around KYC/AML data, payment processing systems, cloud environments, and APIs
• Collaborate with Compliance to ensure alignment with CBN, NDPR, and global data protection standards
• Design secure architecture for fintech platforms: mobile apps, payment gateways, POS systems, wallet systems, and APIs
• Ensure encryption, secure coding practices, access control, identity management, and endpoint protection
• Work with Engineering and DevOps to implement secure DevOps (DevSecOps) practices
• Oversee fraud detection systems and related monitoring activities