# Research Engineer/Scientist (all levels), World Models

Source: https://realanalystjobs.com/job/research-engineer-scientist-all-levels-world-models-tiktok-7ed2f845
Research Engineer/Scientist (all levels), World Models at TikTok, an on-site role based in San Jose, California, USA. First seen on RealAnalystJobs on 15 November 2026, read from TikTok's own careers page (TikTok), which RealAnalystJobs re-checks daily and removes the role when it closes. TikTok has approved H-1B petitions on USCIS record (employer-wide, not a promise for this role).

Updated 15 November 2026.

## Key facts

- Company: [TikTok](https://realanalystjobs.com/companies/tiktok)
- Location: San Jose, California, USA
- Work mode: On-site
- First seen: Nov 15, 2026
- Employment type: Full time
- Source: TikTok's careers page (TikTok), re-checked daily

## Visa sponsorship

The posting does not say.

TikTok had H-1B petitions approved for 454 workers in fiscal year 2026 (USCIS). That is history, not a promise for this role. [See the record](https://realanalystjobs.com/companies/tiktok#h1b-record)

## About this role

About the Team
The Vision-Applied Research team focuses on applied research in Generative AI and CV/Multimodal Understanding, and delivering intelligent solutions to Tiktok, enabling users to make and share creative content in a much easier way. The team has research groups dedicated to generative models for content creation, image generation, video synthesis, intelligent image/video editing, and world models.

The team is looking for Research Engineer / Scientists who can take initiatives in building next-generation World Models. The candidate will work on developing methods and infrastructure to train large-scale generative models from massive simulated and real-world multimodal datasets. This role places a particular emphasis on ensuring long-horizon temporal consistency, realistic physics, complex dynamics from the model and enabling users and agents to interact with the model in real-time.

Responsibilities
- Develop large-scale, diverse, and interactive multi-modal data generation pipeline.
- Develop training pipeline for long-context interactive video generation models.
- Advance video generation models to capture long-horizon temporal consistency, realistic physical dynamics, object interactions, and causal relationships from large-scale multi-modal data.

Qualifications
Minimum Qualifications:
- M.S or Ph.D. in Computer Vision, Computer Graphics, Machine Learning, or equivalent experience.
- Extensive research experiences in broad GenAI, multimodal foundation models, or Embodied AI areas.
- Demonstrated ability to communicate complex technical concepts and collaborate effectively within cross-functional research teams

Preferred Qualifications:
- Proven experiences in at least one of the following areas: video generation and synthesis; efficient and real-time diffusion models; 3D/physics-based simulation; or reinforcement learning for agentic environment interaction.
- Proven track record of first-author publications in prestigious venues including CVPR, ICLR, NeurIPS, SIGGRAPH, and ICML

Description from TikTok's public careers feed, reproduced so you can read the role here. Apply on the company's own site; Real Analyst Jobs never submits anything for you.

## How to apply

Open [this role on Real Analyst Jobs](https://realanalystjobs.com/job/research-engineer-scientist-all-levels-world-models-tiktok-7ed2f845) and use Apply now there to reach the employer's application. The listing is re-checked against TikTok's careers page daily and removed when it closes.

## TikTok

101 open analyst roles on Real Analyst Jobs. [More roles at TikTok](https://realanalystjobs.com/companies/tiktok)

## More like this

### Other open roles at TikTok

- [Business Analyst, Business Integrity](https://realanalystjobs.com/job/business-analyst-business-integrity-tiktok-c28aba20), Singapore
- [Business Analyst - Global Business Solutions - São Paulo](https://realanalystjobs.com/job/business-analyst-global-business-solutions-sao-paulo-tiktok-14e33f1e), Sao Paulo, Brazil
- [Global Quality Operations AI Solutions Specialist](https://realanalystjobs.com/job/global-quality-operations-ai-solutions-specialist-tiktok-b968d27f), Singapore
- [Monetization Strategy & Operations Manager - GBS](https://realanalystjobs.com/job/monetization-strategy-and-operations-manager-gbs-tiktok-d9b1af11), Buenos Aires, Argentina
- [Risk Analyst](https://realanalystjobs.com/job/risk-analyst-tiktok-900d7b2d), San Jose California, USA (On-site)

- [Data analyst jobs in the USA](https://realanalystjobs.com/jobs/data-analyst-jobs-in-usa)
- [Analyst job market report](https://realanalystjobs.com/analyst-job-market)
- [What analyst roles pay](https://realanalystjobs.com/blog/data-analyst-salaries)

## Sources and links

- [This role on Real Analyst Jobs](https://realanalystjobs.com/job/research-engineer-scientist-all-levels-world-models-tiktok-7ed2f845)
- [TikTok on Real Analyst Jobs](https://realanalystjobs.com/companies/tiktok)
- [All analyst jobs](https://realanalystjobs.com/jobs)