LLM Post-Training Research Scientist (SFT/RLHF)
Scale AI
Scale AI seeks Research Scientists and Research Engineers in New York to advance post-training methods for LLMs, including SFT and RLHF, across text and multimodal data. You will collaborate with researchers to refine data curation and evaluation practices and contribute to the next generation of generative models. The role emphasizes rigorous analysis of model behavior, development of bias mitigation strategies, and publication of results in leading AI venues. #J-18808-Ljbffr Scale AI
- Scale AI, Inc. is seeking Research Scientists and Research Engineers to advance LLM post-training techniques, including SFT, RLHF, and reward modeling, with a focus on data curation and evaluation to improve performance in text and multimodal modalities. You will collaborate...Training
$165.6k - $207k
...leading AI labs to provide high quality data and accelerate progress in GenAI research. We are looking for Research Scientists and Research Engineers with expertise in LLM post-training (SFT, RLHF, reward modeling). This role will focus on optimizing data curation and...TrainingFull time- ...About the role AI research at WRITER isn't... ...As an AI research scientist, you'll be at the... ...you do here — on post-training, planning, multi-step... ...human feedback (RLHF), RLAIF, DPO, and... ...improvement — including LLM-as-judge... ...methods including SFT, RLHF, RLAIF, DPO,...TrainingFull timeWork at officeLocal areaFlexible hours
$180.6k - $225.75k
...leading AI labs to provide high quality data and accelerate progress in GenAI research. We are looking for Research Scientists and Research Engineers with expertise in LLM post-training (SFT, RLHF, reward modeling) and evaluation. This role is on the evaluation pod within...TrainingFull time$218.7k - $249.6k
Applied Researcher 4 (AI Foundations, LLM Customization and Finetuning)At... ...functional team of data scientists, software engineers,... ...from design through training, evaluation,... ...robustness, explainability, RLHF* An engineering... ...at the time of this posting. Salaries for part-time...TrainingFull timePart timeFlexible hours$218.7k - $249.6k
Applied Researcher 4 (AI Foundations, LLM Core and Agentic AI)At Capital One... ...team of data scientists, software engineers,... ...from design through training, evaluation, validation... ...robustness, explainability, RLHF* An engineering... ...at the time of this posting. Salaries for part-...TrainingFull timePart timeFlexible hours$218.7k - $249.6k
Applied Researcher 4 (AI Foundations, LLM Core and Agentic AI) At Capital... ...functional team of data scientists, software engineers,... ...from design through training, evaluation,... ...robustness, explainability, RLHF An engineering... ...at the time of this posting. Salaries for part-time...TrainingFull timePart timeLocal areaFlexible hours$160.9k - $257.1k
...group of 15-20 applied scientists within Zillow's... ...will focus on model post-training and reward modeling... ...: Own LLM post-training pipelines - SFT, DPO, and reinforcement... ...state-of-the-art AI research into production impact... ...in post-training, RLHF/RLAIF, preference learning...TrainingPermanent employmentLive inWork at officeLocal areaRemote work$250k
...stealth-stage applied AI research lab located in New... ...an ML Research Scientist to invent new... ...Invent Next-Gen Training Recipes: Develop novel post-training algorithms... ...planning. Master LLM Alignment & Reasoning... ...continual pre-training, SFT, RLHF, GRPO, RLVR, or...TrainingFull timeH1bRemote workVisa sponsorship$150k - $200k
ML Research Scientist -Deep Learning & Transformer ArchitecturesPlease direct all resume submissions... ...a proprietary Transformer-based model trained on tokenized intraday market data for... ...from scratch -not fine-tune an existing LLM, but build a purpose• built...Training$216k - $270k
Scale Labs, Research Scientist — Frontier Risk EvaluationsAs the leading data... ...science roles related to LLM technologies.Experience with... ...range displayed on each job posting reflects the minimum and maximum... ..., and relevant education or training. Scale employees in eligible...TrainingFull time$207k - $300k
...verifiable tasks using methods such as LLM-as-a-judge, rubric-based rewards, etc.Experience taking research from concept to product.... ...The mandate for the Research Scientist/Engineer centers on... ...experience, and relevant education or training. US: $207000 - $300000 (USD) +...Training$224k - $356.5k
...is seeking a Senior Applied Research Scientist with experience researching,... ...pipelines for foundation-model training, including capabilities that... ...in the training of Nemotron LLM models which lead the field of... ...effectively. Writing papers, blog posts, documentation and training...TrainingWork at officeRemote workFlexible hours$295k
...world business problems.We’re training and deploying frontier models... .... Cohere is a team of researchers, engineers, designers, and more... ...and infrastructure to measure LLM progress.Key Responsibilities... ...check the location listed on the posting for guidance around the core...TrainingFull timeWork at officeLocal areaRemote workHome office- ...Job Title AI Research Scientist Job Summary We are seeking an AI Research Scientist to... ...algorithms and model architectures. Build, train, fine-tune, and evaluate state-of-the-... ...(GNNs) Time-series modeling LLM & Generative AI Prompt engineering...Training
$174k - $252k
...of experience leading a research agenda and influencing... ...of work. As a Research Scientist, you'll set up large‑scale... ...relevant education or training. US: $174000 - $252000... ...Large Language Models (LLM's) core image/video... ...across pre‑training and post‑training. Build robust,...Training- ...The Quantitative Trading & Research (QTR) group is responsible for... ...bring hands-on experience pre-training large foundation models from scratch... ...time series. Fine-tune and post-train foundation models for... ...from scratch (Transformer/LLM/multimodal/time-series). Experience...Training
$174k - $252k
...Research Scientist/Engineer, Autonomous Security, DeepMind Share Research Scientist/Engineer... ...frameworks (PyTorch, JAX, or TensorFlow) training, fine-tuning, and evaluating... ...generation. ~2 years of experience in LLM post-training, including supervised fine-tuning...Training$302.4k - $378k
...Environments (ACE) team, part of Scale’s Research organization, brings together... ...not only expertise in LLM agents and planning algorithms... ...range displayed on each job posting reflects the minimum and maximum... ..., and relevant education or training. Scale employees in eligible roles...TrainingFull time- ...and banks. We are looking for an applied research scientist that brings their expertise in deep... ...budgets. Partner with Engineering on training infrastructure, GPU efficiency, feature... ...learning Experience building and evaluating LLM-based agents in production...TrainingRemote workWorldwideHome officeFlexible hours
$200k - $300k
Hudson River Trading (HRT) is seeking an LLM-focused AI Researcher to join the HAIL team. HAIL (HRT AI... ...models from scratch — pretraining, post-training, and serving — that are deployed across... ...-scale pretraining, post-training (SFT, RL), LLM evaluation design and statistical...TrainingWork at officeLocal areaImmediate start- Perplexity is seeking top-tier AI Research Scientists and Engineers to advance our... ...model capabilities, post-training techniques, building RL infra... ...reinforcement learning techniques (SFT/DPO/GRPO) Leverage our rich... ...current with the latest LLM research, especially in...Training
$151k - $297k
...by a strong team of AI researchers from Stanford, MIT,... ...cutting-edge research on training embedding models.... ...seeking a Staff Research Scientist to join our team and contribute... ...retrieval and LLM agent paradigm Collaborate... ...for this role is posted below. Compensation at...TrainingWork at officeLocal areaRemote workWorldwideFlexible hours$302.4k - $378k
...also be adept at interpreting research literature and quickly turning... ...on experience with open source LLM fine-tuning or involvement in... ...The range displayed on each job posting reflects the minimum and... ...performance, and relevant education or training. Scale employees in eligible...TrainingFull time$180k - $300k
...Forward Deployed Researcher - Data as a Service About... ...This includes scoping training data needs, designing RL... ...RL environment design, post-training techniques, and... ...post‑training techniques (RLHF, DPO, RLAIF), and... ...with ML frameworks and LLM APIs, and comfort running...TrainingFor contractorsLocal areaRemote work$218.7k - $249.6k
...Applied Researcher 4 At Capital One, we are creating... ...team of data scientists, software engineers... ...design through training, evaluation, validation... ..., explainability, RLHF. An engineering... ...related fields LLM PhD focus on NLP... ...that any position posted in Canada is for...TrainingFull timePart timeLocal areaFlexible hours$160k - $300k
...remain deeply embedded in AI research, and we’re channeling that scientific... ...AI. Responsibilities LLM & Agent Research: Prototype... ...for Traversal’s domain. Training & Alignment: Apply fine‑tuning... ...AI/ML depth Experience with RLHF, synthetic data pipelines, or...TrainingFull timeWork at officeFlexible hours- ...global multi-strategy hedge fund is seeking a Machine Learning Research Scientist to join a newly formed systematic equities investment team... ...and cross-sectional features. Build efficient PyTorch training pipelines using mixed-precision training, gradient checkpointing...TrainingFull time
- ...assembling an exceptionally technical, in-person team spanning research, engineering, and operations. Summary This isn't a... ...modern AI systems Model evaluation, benchmarking, reasoning, post-training, reinforcement learning, synthetic data, or AI agents...TrainingFull timeShift work
$207k - $300k
Identify new research areas and questions.Design and conduct research and experiments.Develop... ...to societal impact.As a Research Scientist on the Sociotechnical Analysis of Model... ..., experience, and relevant education or training. US: $207000 - $300000 (USD) + 20% bonus...Training
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to LLM Post-Training Research Scientist (SFT/RLHF). Be the first to apply!
- research scientist machine learning deep learning New York, NY
- image scientist New York, NY
- health scientist New York, NY
- regulatory scientist New York, NY
- scientist biology New York, NY
- drug safety scientist New York, NY
- research associate scientist New York, NY
- lead scientist New York, NY
- principal applied scientist New York, NY
- entry level research scientist New York, NY





