Research Engineer/Research Scientist, RL
$310kOpenAI
About the Team The RL team drives the core reasoning paradigm and has created groundbreaking innovations such as o1 and o3. They focus on pushing the boundaries of reinforcement learning research, building next- generation generative models, and deploying them at scale. About the Role As a Research Engineer/Research Scientist at OpenAI, you will advance the frontier of AI alignment and capabilities through cutting‑edge RL methods. Your work will sit at the heart of training intelligent, aligned, and general‑purpose agents, including the systems that power various models. We’re looking for people who have a background in reinforcement learning research, are able to iterate quickly, and are proficient at coding. This role is based in San Francisco, CA. We use a hybrid work model of 3 days in the office per week and offer relocation assistance to new employees. You might thrive in this role if: You love being on the cutting edge of RL and language model research. You’re a self-starter who takes initiative and ownership of ideas, driving them to completion. You value principled approaches, simple experiments in tightly‑controlled settings, and reaching trustworthy conclusions which stand the test of time. You thrive in a fast‑paced, dynamic, and technically complex environment where rapid iteration is key. You’re comfortable diving into a large ML codebase to debug and improve it. You have a deep understanding of machine learning and machine learning applications. We are an equal opportunity employer We are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic. Qualified applicants with arrest or conviction records will be considered for employment in accordance with applicable law, including the San Francisco Fair Chance Ordinance, the Los Angeles County Fair Chance Ordinance for Employers, and the California Fair Chance Act. For unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. In addition, job duties require access to secure and protected information technology systems and related data security obligations. We are committed to providing reasonable accommodations to applicants with disabilities, and requests can be made via this link. Compensation $310K – $460K • Offers Equity The base pay offered may vary depending on multiple individualized factors, including market location, job‑related knowledge, skills, and experience. In addition to the salary range listed above, total compensation also includes generous equity and benefits. Medical, dental, and vision insurance for you and your family Mental health and wellness support 401(k) plan with 50% matching Generous time off, many company holidays, and multiple coordinated company office closures throughout the year for focus and recharge. Paid parental leave (24 weeks paid birth‑parent leave & 20‑week paid parental leave) and family‑planning support Annual learning & development stipend ($1,500 per year) #J-18808-Ljbffr OpenAI
- ...beneficial for users and society. About the RL Teams The Reinforcement Learning teams... ...learning Pioneering fundamental RL research for large language models Building scalable... ...About The Role We are hiring a Research Engineer for the Code RL team. You will design RL...SuggestedWork at officeVisa sponsorship
$300k - $405k
Anthropic is seeking a Research Engineer for its Cybersecurity RL team within Horizons. In this role, you will advance capabilities in secure coding and vulnerability remediation, blending research and engineering. The ideal candidate will possess expertise in cybersecurity...SuggestedFlexible hours$350k
Anthropic in San Francisco seeks a Research Engineer for the Code RL team, dedicated to advancing AI's ability to write fast, correct code for accelerators. This role emphasizes collaboration, requiring expertise in accelerators and ML frameworks. Strong candidates should...SuggestedFlexible hours- ...profile angels from Meta and Google DeepMind. About the Role As an RL Engineer at BioStack, you will help build the reinforcement learning... ...data annotation, diagnostic decision-making, and biomedical research tasks. We’re looking for someone with strong reinforcement...SuggestedContract work
- ...for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build beneficial AI systems. About the RL Teams Our Reinforcement Learning teams play a critical role in advancing...Suggested
$300k - $405k
About the role We're hiring for the Cybersecurity RL team within Horizons. As a Research Engineer, you'll help to safely advance the capabilities of our models in secure coding, vulnerability remediation, and other areas of defensive cybersecurity. This role blends research...Full timeWork at officeVisa sponsorshipFlexible hours$300k - $405k
A leading AI research organization in New York is seeking a Research Engineer to join their Cybersecurity RL team. This role involves advancing AI capabilities in secure coding and vulnerability remediation. Candidates should have cybersecurity research experience, strong...Flexible hours$350k
...for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build beneficial AI systems. About the RL Teams Our Reinforcement Learning teams lead Anthropic's reinforcement learning...Work at officeVisa sponsorshipFlexible hours$350k
A leading AI research company in San Francisco is seeking a Research Engineer for their Code RL team. The successful candidate will advance AI models' ability to write correct and efficient code while working in collaboration with teams across the organization. Key requirements...- Gravity Engineering Services Pvt Ltd. is seeking a Research Engineer specialized in Performance RL to join our Engineering team in San Francisco. The role involves inventing and implementing reinforcement learning techniques to enhance model performance in AI systems....Flexible hours
$310k
Dormont Manufacturing Co is seeking a Research Engineer/Research Scientist based in San Francisco, CA. This role involves advancing AI alignment through... ...methods. Ideal candidates have a strong background in RL, are proficient coders, and thrive in dynamic, technically...- Anthropic in San Francisco is looking for a Research Engineer to enhance AI systems by advancing their coding abilities—encompassing writing,... ...editing, testing, and debugging real software. You will design RL tasks and develop reward signals, run training experiments, and...
$300k - $405k
...as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build... ...The Horizons team leads Anthropic's reinforcement learning (RL) research and development, playing a critical role in...Full timeFor contractorsWork at officeVisa sponsorshipFlexible hours$250k - $350k
...in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global... ...advantage. The Role We are looking for a Principal Research Engineer - RL to own the end‑to‑end lifecycle of RL environment projects,...Flexible hours$250k - $350k
...California, Turing is the world’s leading research accelerator for frontier AI labs and a... ...scale datasets and reinforcement learning (RL) environments that power post‑training for... ...listed here: Environments for Software Engineering / coding agents MCP‑based Environments for...$300k - $405k
A leading AI research firm in San Francisco seeks a Research Engineer for the Cybersecurity RL team. You will advance AI capabilities in secure coding and vulnerability remediation, requiring both research and engineering skills. Ideal candidates have experience in cybersecurity...Work at office- Anthropic is seeking a Research Engineer for the Code RL team in San Francisco. This role involves designing RL environments, running training experiments, and improving model training pipelines. Candidates should have strong software engineering skills, deep Python expertise...
- HUD is actively building infrastructure to create RL training data and evals for frontier AI agents, with a focus on a broad... ...build systems, design experiments, and develop tools across the data lifecycle, collaborating with researchers, engineers, and #J-18808-Ljbffr HUDFull timeVisa sponsorship
- hillclimb is seeking a research engineer to work on synthetic data generation and maintain quality pipelines for RL environments. The ideal candidate will possess a strong understanding of NLP and RL techniques, alongside a solid grasp of data structures and modern programming...
$300k
...experienced professional to design and build large-scale reinforcement learning environments. The role involves collaborating with researchers to tackle complex problems, refining learning processes, and scaling infrastructure. Ideal candidates will have extensive machine...- Oho Group is seeking an engineer to join a small, elite team in San Francisco, onsite, focusing... ...systems and autonomous agents. You will research and build next‑gen AI agents to solve... ...post‑training strategies and evaluating RL environments for learning. You’ll prototype...
- Tykhe Inc in San Francisco, CA is seeking a Research Engineer who will be responsible for designing experiments and building task generation systems. You will work on generating realistic curricula and transforming research prototypes into reliable systems. The ideal candidate...
$295k
OpenAI is seeking a Research Engineer / Scientist in San Francisco, CA. In this role, you will drive research and development to enhance our models, collaborating closely with product teams to optimize performance. Ideal candidates possess strong ML engineering skills and...Work at officeRelocation package$350k
...a qualified candidate to join their Domain Scaling team. This unique role involves refining AI model capabilities through applied research and data sourcing in various sectors such as finance and healthcare. The ideal candidate will have experience in fine-tuning large...- Gravity Engineering Services Pvt Ltd. is looking for a Research Engineer in San Francisco, California. The role focuses on advancing AI/ML technologies, particularly in synthesizing data and optimizing large-scale AI models. Responsibilities include leading research efforts...
- ...companies pushing the frontier of AI hire exceptional ML, RL, and AI engineering talent. About Our Client Our client is a well-... ...can push model capability, and is looking for Research Engineers or Research Scientists to push the frontier of post-training on large language...
$280k
...values and goals. You could describe yourself as both a scientist and an engineer. As a Research Scientist or Research Engineer on the Finetuning team, you... ...RLHF Have experience with complex shared codebases and RL infrastructure Have experience authoring research papers...Work experience placementWork at officeHome officeVisa sponsorshipRelocation package- Storm3 is seeking professionals for an AI research role focused on building state-of-the-art infrastructure in LLMs, Reinforcement Learning, and Agentic AI. You will contribute significantly by developing and scaling key platforms, as well as publishing breakthrough findings...
- BioStack is seeking a Reinforcement Learning Engineer for a 6-month contract in San Francisco. The role involves designing and developing reinforcement learning systems for healthcare AI, with responsibilities including evaluating clinical datasets and creating model-ready...Contract work
$310k
Research Engineer / Research Scientist - Model Behavior job at OpenAI. San Francisco, CA. About the Team Model behavior makes current and future models... ...cross‑functionally works with alignment, training, data, RL and post‑training. In addition to research, this role demands...
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