Sr. Infrastructure Security Specialist - Enterprise to Edge Security, Global Security Organization

关于这个机会

The mission of TikTok's Global Security Organization is to build and earn trust by reducing risk and securing our businesses and products. Also known as "GSO", this team is the foundation of our efforts to keep TikTok safe, secure, and operating at scale for over 1 billion people around the world. We work to ensure that the TikTok platform is safe and secure, that our users' experience and their data remains safe from external or internal threats, and that we comply with global regulations wherever TikTok operates. Trust is one of TikTok's biggest initiatives, and security is integral to our success. In whatever ways users interact with us — whether they're watching videos on their For You page, interacting with a Live video, or buying products on TikTok Shop — GSO protects their data and privacy, so they can have a secure and trustworthy experience. The Enterprise to Edge security team, part of the SecOps Validation Team (STOV) is responsible for the tools and technologies that support the TikTok infrastructure. STOV oversees technical validation, security operations, and drives engineering enhancements, including the deployment, configuration, and maintenance of security technologies across various domains. This role is responsible for the design and development of security architecture and the implementation of technical controls, and validating them in alignment with security policies and regulatory requirements. Key validation areas include enterprise security at TikTok and securing the full-stack security lifecycle. This position plays a critical role in establishing a foundational framework to assess and advance the maturity of TikTok’s security architecture. The role will also maintain and evolve security architectures across enterprise systems, endpoints, cloud, email infrastructure, data centers, networks, and CDN environments, enabling continuous validation and enhancement of security maturity. Responsibilities: - Own security architecture and control frameworks across self-built data centers, OCI, AWS, Azure, and GCP in hybrid/multi-cloud environments. - Implement defense-in-depth controls across IaaS, PaaS, containers, and IAM for infrastructure. - Lead threat modeling and architecture reviews to identify and mitigate risks before production. - Embed automated security scanning, policy-as-code, and approval gates into CI/CD pipelines. - Build scalable IaC frameworks to enforce security baselines and eliminate configuration drift. - Partner with engineering, infrastructure, and business teams to shift security left in the design lifecycle. - Drive control maturity through regular assessments and a roadmap focused on automation and operational efficiency. - Design and mature cloud network security controls - including VPC architecture, micro-segmentation, and firewall policies, and establish centralized security logging and audit trail coverage.

任职要求

Minimum Qualifications: - Proven expertise in designing and implementing security controls across Hybrid and Multi-Cloud environments (e.g., Data Centers, AWS, Azure, GCP, OCI). - Hands-on experience with key cloud security tooling and concepts (CSPM, CNAPP, CASB, DLP). - Solid experience with threat modeling, risk assessment methodologies, and security validation techniques. - Demonstrated ability to automate security control implementation and validation using tools or scripting. - Strong working knowledge of industry security frameworks (e.g., NIST CSF, ISO 27001) and regulatory requirements (e.g., GDPR, SOX) - Ability to work 5 days a week in office Preferred Qualifications: - 5+ years of professional experience in cybersecurity, with a primary focus on cloud and infrastructure security. - Master’s degree in a technical field or holding a relevant professional security certification (e.g., CISSP, CCSP, CCSK, or Cloud Security Specialty certifications). - Proven experience working within a large-scale, global enterprise or highly agile, fast-paced technology environment. - Deep hands-on experience developing internal security tools and utilities in Python or Go for security validation, observability, and enforcement across hybrid cloud landscapes. - Deep familiarity with securing modern infrastructure technologies, including containerization (Kubernetes/Docker), Zero Trust Architecture, SASE, and CI/CD security integration. - Demonstrated expertise in advanced automation and validation techniques, such as Policy-as-Code (e.g., OPA/Rego, Sentinel) and continuous control validation platforms.

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