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Research Scientist Graduate (Security-Flow) - 2026 Start (PhD)

ByteDance

ByteDance

USD 156k-387,600 / year + Equity
Posted on Apr 8, 2026

Responsibilities

Team Introduction: Nestled within ByteDance's Flow AI Organization, the AI safety and security team stands as a beacon of innovation, exploring cutting-edge technology to enhance the security of Large Language Models (LLMs) and their applications serving ByteDance's global products. Tasked with constructing, implementing, and sustaining secure frameworks, the team pioneers a new frontier in AI safety and security research, inviting talented individuals with a background in AI or security to join. Through collaboration and unwavering commitment, this dynamic team ensures a safe and secure digital experience for users worldwide while offering a stimulating environment for LLM enthusiasts to thrive and shape the future of AI safety and security. We are looking for talented individuals to join our team in 2026. As a graduate, you will get opportunities to pursue bold ideas, tackle complex challenges, and unlock limitless growth. Launch your career where inspiration is infinite at ByteDance. Successful candidates must be able to commit to an onboarding date by end of year 2026. Please state your availability and graduation date clearly in your resume. Responsibilities: - Explore, design, and develop security solutions for Large Language Models (LLMs), such as techniques to enhance LLM robustness against potential threats like prompt injections and private information disclosure. - Conduct comprehensive security risk assessments and provide actionable recommendations for mitigating potential vulnerabilities in LLMs. - Stay well-informed about existing AI risks to ensure the highest level of security across all AI projects. - Keep abreast of the latest AI technologies and trends, proactively identifying opportunities to strengthen the security of AI products. - Foster strategic collaborations with external organizations and experts to remain at the forefront of best practices and advancements in AI security. - Continuously evaluate and optimize internal processes and procedures related to AI security to maintain a robust and resilient framework. - Provide leadership and guidance to clients, empowering them to understand and adopt secure AI practices seamlessly. - Develop and deliver comprehensive training and educational programs on secure AI principles and best practices to team members, promoting a culture of AI security awareness and excellence.

Qualifications

Minimum Qualification(s): - Individuals who are completing or have recently completed a PhD degree in AI, LLM, Natural Language Processing, Computer Vision, Security, or a related technical discipline - Excellent knowledge of theory and practice of LLM and machine learning - Good communication and collaboration skills, able to explore new technologies with the team and promote technological progress - High levels of creativity and quick problem-solving capabilities Preferred Qualification(s): - Strong publication record at leading conferences (NeurIPS, ICML, ICLR, ACL, EMNLP, etc.) - Demonstrated natural language processing, computer vision, or deep learning experience from previous internships, work experience, or coding competitions. By submitting an application for this role, you accept and agree to our global applicant privacy policy, which may be accessed here: https://jobs.bytedance.com/en/legal/privacy

Job Information

【For Pay Transparency】Compensation Description (Annually)

The base salary range for this position in the selected city is $156000 - $387600 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.

About Us

Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok, Lemon8, CapCut and Pico as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content.

Why Join ByteDance

Inspiring creativity is at the core of ByteDance's mission. Our innovative products are 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 enrich life - a mission we work towards every day.

As ByteDancers, we strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly growing tech company. By constantly iterating and fostering an "Always Day 1" mindset, we achieve meaningful breakthroughs for ourselves, our Company, and our users. When we create and grow together, the possibilities are limitless. Join us.

Diversity & Inclusion

ByteDance 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 ByteDance, our mission is to inspire creativity and enrich life. 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.

Reasonable Accommodation

ByteDance 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://tinyurl.com/RA-request