Senior Site Reliability Engineer, Cloud Infrastructure - USDS Seattle Regular R&D : A141208

Senior Site Reliability Engineer, Cloud Infrastructure - USDS

Seattle Regular R&D Job : A141208

The Systems and Networking team is committed to ensuring the seamless operation of Tik Tok's US physical infrastructure. We handle the provisioning of physical servers and maintain the Tik Tok US physical network. Additionally, we engage in collaborative efforts with vendors such as OCI and Akamai to manage physical hardware, networks, and uphold assurance and compliance objectives.

We also work closely with our colleagues around the world to build and support various platforms within our US region, including internal platforms that support our daily operations. Our primary goal is to ensure the uninterrupted functionality of Tik Tok's US Physical Infrastructure, thus facilitating other internal middleware teams to deliver essential intermediary services to internal business units such as Product, e-Commerce, Ads/Monetization, etc.,

all while strictly adhering to compliance standards.

Drive infrastructure automation and tooling:
Design, develop, and maintain solutions for efficient operation, optimization, and comprehensive monitoring of global infrastructure, minimizing manual intervention.

Collaborate on service lifecycle management:
Partner with engineering teams to design, deploy, operate, and continuously improve robust and scalable systems and services, from inception to refinement.

Ensure service reliability and performance:
Proactively monitor system health, conduct performance testing, and manage incidents to maximize uptime, availability, and adherence to defined SLAs/SLOs.Execute core SRE practices:
Perform on-call duties and production operations, including change management, capacity planning, and disaster recovery, while contributing to documentation and process improvements across teams.

Minimum Qualifications -Proficient in one or more programming languages (e.g., Python, Go, Java, C++).

-Strong understanding of Linux operating systems and open-source technologies.

-Experience in network architecture and troubleshooting, database modeling, cloud systems, and large-scale distributed systems.

-Knowledge of monitoring tools and methodologies (such as Prometheus, Grafana), AIOPS, APM, Disaster Recovery.

-Experience in designing, analyzing, and building automation and tools for large-scale systems.

-Experience in building solutions with AWS, GCP, Azure, and other cloud services.

Preferred qualifications-Expertise in any of these tech stacks:
Kubernetes, Elastic Search, Click House, Message Queue, OpenTSDB, Service Mesh, MySQL, Redis, etc.

-Master's degree in Computer Science, Engineering, or a related field.

As a condition of employment, all successful candidates must be able to establish authorization to work in the United States. For this position, the Company does not provide sponsorship for any immigration-related benefits.

Tik Tok USDS Joint Venture LLC is dedicated to the safety and security of millions of Americans who create, discover, and connect with what they love on the apps we operate. The Joint Venture has been established in compliance with the Executive Order signed by President Trump on September 25, 2025. Our foundation is a comprehensive data privacy and cybersecurity program we operate under defined safeguards to protect national security and secure U.S. user data, apps and the algorithm.

We safeguard the U.S. content ecosystem, holding decision-making authority for trust and safety policies and moderation. USDS Joint Venture helps ensure Americans can continue to express their creativity, discover new hobbies and interests, and build thriving communities and businesses on a global scale.

On-site presence across teams allows the company to operate with greater speed, alignment, and agility — especially in areas like real-time decision-making, team development, and integrated execution. As such, the company is shifting from a hybrid work model to a fully in-person schedule up to 5 days a week.

Inspiring creativity is at the core of Tik Tok's mission. Our innovative product is built to help people authentically express themselves, discover and connect – and our global, diverse teams make that possible. Together, we create value for our communities, inspire creativity and bring joy - a mission we work towards every day.

We strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly…