Performance & Capacity Engineer - USDS

Responsibilities

About TikTok U.S. Data Security
TikTok is the leading destination for short-form mobile video. Our mission is to inspire creativity and bring joy. U.S. Data Security ("USDS") is a subsidiary of TikTok in the U.S. This new, security-first division was created to bring heightened focus and governance to our data protection policies and content assurance protocols to keep U.S. users safe. Our focus is on providing oversight and protection of the TikTok platform and U.S. user data, so millions of Americans can continue turning to TikTok to learn something new, earn a living, express themselves creatively, or be entertained. The teams within USDS that deliver on this commitment daily span across Trust & Safety, Security & Privacy, Engineering, User & Product Ops, Corporate Functions and more.

Why Join Us
Creation is the core of TikTok's purpose. Our platform is built to help imaginations thrive. This is doubly true of the teams that make TikTok possible.
Together, we inspire creativity and bring joy - a mission we all believe in and aim towards achieving every day.
To us, every challenge, no matter how difficult, is an opportunity; to learn, to innovate, and to grow as one team. Status quo? Never. Courage? Always.
At TikTok, we create together and grow together. That's how we drive impact - for ourselves, our company, and the communities we serve.
Join us.

About the Team
TikTok is seeking a Performance & Capacity Engineer to join the Capacity & Optimization Engineering team to focus on site-wide performance and capacity optimization at the intersection of all Tiktok products and services, and all physical infrastructure (Servers, Data Centers, Network). This role will focus on creating and optimizing global and regional capacity plans at various altitudes to balance service, infrastructure, and business constraints by using Operations Research skills to build and improve mathematical optimization models and solvers. This engineer will help to ensure optimal operation of our infrastructure resources from both a cost and technology perspective, facilitating tens of billions of user requests, tens of exabytes of data, terabits/s of network flow.

In order to enhance collaboration and cross-functional partnerships, among other things, at this time, our organization follows a hybrid work schedule that requires employees to work in the office 3 days a week, or as directed by their manager/department. We regularly review our hybrid work model, and the specific requirements may change at any time.

Responsibilities
- Own infrastructure capacity planning for all of Tiktok: all software products/services and plans for how to scale server and data center resources most efficiently.
- Partner across the engineering technical landscape to optimize at the intersection of hardware, infrastructure, and software to find the most optimal ways to scale our infrastructure and place our services.
- Design and help build software systems to build scalable and reliable planning systems to connect business strategy with detailed technical execution including regional and temporal bin-packing, optimal service placement, traffic shifts, service migrations, efficient hardware refresh, etc.
- Effectively lead large engineering efforts while implementing the most complex parts of the system and process design yourself.
- Partner with Finance and business teams to balance cost efficiency with technical and product considerations.
- Collaborate with data center engineering teams, strategize, and project infrastructure needs 2-5 years in the future, influence next generation data center development, and develop recommendations and strategies that give a unique edge to Oracle hardware infrastructure.
- Partner with advanced architecture teams in pathfinding and production emerging technology trends and innovation.
- Perform roadmap scenario modeling, financial modeling, and market analysis for the recommended HW platform, infrastructure direction, factoring in performance, features, cost, and time-to-market tradeoffs.
- Drive internal alignment on commodity technology platform plan of record.
- Recommend internal and external process improvements and excellent conversations cross functionally to ensure we have optimized processes and aligned across partner teams.

Qualifications

Minimum Qualifications
- 5+ years of experience in performance capacity or software engineering.
- Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience.
- Proficient in Python, C++, or other coding languages and designing large scale software systems.
- Strong background in Linux and Operating System Performance, including experience with operating systems such as Linux, Windows, and Unix.
- Demonstrated success leading large engineering projects and initiatives. Defining goals, managing ambiguity, inspiring and leading other engineers and non-technical contributors.

Preferred Qualifications
- 5+ years industry experience in CPU, Memory or Storage technology development.
- Knowledge of cloud datacenter architecture and data center infrastructure.
- Knowledge of server technology, rack architecture and at-scale cloud infrastructure deployment.
- Technical understanding of server platform architecture, design and development, with emphasis on at scale deployment.
- Technical understanding of commodity storage or memory technologies (SSDs, HDDs, tape, DRAM etc.) and knowledgeable on storage and/or memory industry trends.
- Technical understanding of GPU, CPU architecture, design and development, with emphasis on power and performance and TCO analysis.
- Product planning or project management experience.
- Experience and interest in building "Zero to One" - building systems and processes from scratch with ambiguous requirements and goals.
- Experience with technical infrastructure planning or capacity planning.
- Experience with large-scale technical infrastructure and distributed systems.
- Experience working in HW Infrastructure Engineering Groups

TikTok is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At TikTok, our mission is to inspire creativity and bring joy. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.

TikTok is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reach out to us at https://shorturl.at/ktJP6

This role requires the ability to work with and support systems designed to protect sensitive data and information. As such, this role will be subject to strict national security-related screening.
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