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

ecOps 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, email infrastructure, data centers, networks, and CDN environments, enabling continuous validation and enhancement of security maturity.

RESPONSIBILITIES

• Define measurable technical security controls for the enterprise security environment based on common global frameworks. The enterprise security environment includes employee laptops, email technologies, and common office building computing resources such as conference room tech, local servers, and IoT devices.
• Conduct technical security validation to simulate real-world attack scenarios and validate the effectiveness of detection and response controls.
• Design and implement technical validations of technical security controls in the enterprise security environment using existing infrastructure and utilities, or supplement with additional technologies as required.
• Design, develop, and evolve enterprise-wide security architectures aligned, security frameworks with TikTok's global security strategy to support scalable and secure deployments..
• Work with cross-functional teams to identify control gaps and assist those teams with plans for remediation.

Qualifications

Minimum Qualifications:

• Strong expertise in enterprise laptop technologies (Mac and Windows), with an ability to balance security and user experience.
• Hands-on experience with security tooling and technologies (e.g., SIEM, EDR, WAF, DLP, firewalls, VPN, CASB).
• Strong understanding of threat modeling, risk assessment methodologies, and security validation techniques.
• Experience with Breach-and-Attack Simulation (BAS) frameworks and tools in large-scale environments with knowledge of EDR evasion techniques and post-exploitation methodologies.
• Excellent communication and stakeholder management skills across technical and non-technical teams.
• Familiarity with at least one programming or scripting language (e.g., Python, Java, Go, Bash, C/C++), with strong debugging skills.
• Ability to work in office 5 days a week

Preferred Qualifications:

• 5+ years of experience in cybersecurity with a focus on enterprise and infrastructure security engineering and architecture.
• Bachelor's degree in a relevant technical field or security certifications (e.g., OSCP, CRTO, CISSP, CEH, CCSP).
• Experience in large-scale, global enterprises or fast-paced tech environments.
• Knowledge of policy-as-code or continuous security control validation platforms.
• Broad familiarity across a wide range of security domains beyond enterprise security, including email security, application security, IoT, and other critical areas of the security stack.
• Knowledge of automation and validation techniques, such as policy-as-code or continuous control validation platforms.

Job Information

[For Pay Transparency] Compensation Description (annually)

The base salary range for this position in the selected city is $147200 - $269800 annually.

Compensation may vary outside of this range depending on a number of factors, including a candidate's qualifications, skills, competencies and experience, and location. Base pay is one part of the Total Package that is provided to compensate and recognize employees for their work, and this role may be eligible for additional discretionary bonuses/incentives, and restricted stock units.

Benefits may vary depending on the nature of employment and the country work location. Employees have day one access to medical, dental, and vision insurance, a 401(k) savings plan with company match, paid parental leave, short-term and long-term disability coverage, life insurance, wellbeing benefits, among others. Employees also receive 10 paid holidays per year, 10 paid sick days per year and 17 days of Paid Personal Time (prorated upon hire with increasing accruals by tenure).

The Company reserves the right to modify or change these benefits programs at any time, with or without notice.

For Los Angeles County (unincorporated) Candidates:

Qualified applicants with arrest or conviction records will be considered for employment in accordance with all federal, state, and local laws including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Our company believes that criminal history may have a direct, adverse and negative relationship on the following job duties, potentially resulting in the withdrawal of the conditional offer of employment:

1. Interacting and occasionally having unsupervised contact with internal/external clients and/or colleagues;

2. Appropriately handling and managing confidential information including proprietary and trade secret information and access to information technology systems; and

3. Exercising sound judgment.