[Remote] Senior Platform Security Engineer

Note: The job is a remote job and is open to candidates in USA. ASUS is a global technology leader that provides innovative devices and solutions. The company is seeking a Senior Platform Security Engineer to enhance the security of its cloud-based platform through application hardening and infrastructure security while collaborating with a multidisciplinary team.

Responsibilities

• Contribute to application and infrastructure security across the platform, supporting production launch and long-term scaling
• Help harden authentication (OAuth/session handling) and API authorization patterns, including multi-tenant access control
• Configure and maintain IAM policies, service accounts, and least-privilege access controls across cloud infrastructure
• Secure data flows including file uploads, signed URLs, database access, and secrets management
• Set up and maintain security monitoring, logging, and alerting systems
• Build and maintain security tooling integrated into CI/CD pipelines, including SAST, DAST, and dependency scanning
• Perform regular security assessments, dependency audits, and penetration testing
• Support incident response and contribute to root cause analysis
• Collaborate with the engineering team on secure development practices and help document security controls and incident response procedures

Skills

• Bachelor's degree or higher in computer science, information security, or a related field
• 8+ years of experience in application or infrastructure security roles
• Hands-on experience securing production web applications, preferably in Node.js/Next.js environments
• Familiarity with cloud security on GCP or equivalent platforms, including IAM, VPC, IAP, Secret Manager, and Cloud Armor
• Solid understanding of OAuth, session security, and multi-tenant authorization patterns
• Experience with security scanning tools (SAST, DAST, dependency scanning) and integrating them into CI/CD workflows
• Ability to work confidently in a rapidly changing, fast-paced and results-oriented corporate environment where a high degree of flexibility is required
• Excellent written and verbal communication skills in English
• Experience with Terraform security hardening is a plus
• Strong verbal and written communication skills, including the ability to document security controls clearly
• Penetration testing experience is a plus
• Flexibility to attend virtual meetings with the Taiwan-based team at least three nights per week

Benefits

• Bonuses
• Medical
• Dental
• Vision
• Life insurance
• AD&D insurance
• Paid Time Off
• EAP
• 401(k)

Company Overview