Senior Security Engineer (Application & Operation)

Application Security Engineer: (1 Headcount)1. Penetration Testing and Vulnerability Assessment:Perform advanced penetration testing on web applications, mobile applications, networks, and IT infrastructure.Identify security vulnerabilities and assess their potential impact.Conduct manual and automated security testing.Simulate real-world attack scenarios to evaluate the effectiveness of existing security controls. 2. Security Assessment and Reporting:Document and report vulnerabilities along with comprehensive risk assessments and remediation recommendations.Develop detailed and structured penetration testing reports for stakeholders.Provide post-assessment debriefings to management and technical teams. 3. Security Tooling and Automation:Develop, maintain, and enhance automated security testing frameworks.Evaluate and implement new tools and technologies to improve penetration testing capabilities.4. Research and Innovation:Keep abreast of emerging threats, vulnerabilities, and industry best practices.Develop and share knowledge on new attack vectors, techniques, and mitigation strategies.5. Collaboration and Support:Work closely with PO, SRE, developers, and security teams to resolve identified vulnerabilities.Participate in incident response and forensic analysis when required.Assist in the development of security policies and procedures.Operation Security Engineer: (1 Headcount)1. Security Operations & MonitoringImplementation, Oversee and fine-tune SIEM (Security Information and Event Management) solutions to detect and respond to security incidents.Monitor network, endpoint, and cloud environments for vulnerabilities, threats, and anomalies.Investigate security alerts and take proactive steps to prevent potential breaches.Implement Security Orchestration, Automation, and Response (SOAR) tools to enhance incident response efficiency.2. Threat Detection & Incident ResponseLead incident response activities, including threat containment, eradication, and recovery.Conduct forensic investigations and root cause analysis on security incidents.Develop and maintain Incident Response Plans (IRP) and ensure team readiness for cyber-attacks.Collaborate with SOC teams to enhance threat intelligence capabilities.3.  Vulnerability & Patch ManagementRegularly conduct vulnerability assessments and penetration testing on internal and external systems.Work with DevOps, IT, and product teams to remediate security weaknesses.Ensure timely patching and updates to reduce attack surface.4. Security Hardening & ComplianceImplement best practices for system hardening across Windows, Linux, cloud, and container environments.Enforce security configurations in line with NIST, ISO 27001, CIS Benchmarks, and other industry standards.Ensure compliance with Vietnamese cybersecurity regulations and global security frameworks.5.  Cloud & Application SecuritySecure cloud-based environments (GCP, Azure) and ensure secure DevOps (DevSecOps) practices.Work closely with developers to integrate application security testing (SAST, DAST, IAST) into CI/CD pipelines.Conduct security architecture reviews to identify potential risks in new applications and systems.