Founding Large-Scale RL & Mid-Training Infra Engineer
Model AI, Inc.
Peano AI seeks a founding Large-Scale Mid-Training/RL Infrastructure Engineer to design, build, and optimize its in-house training stack for foundation models. You will work on pretraining and RL-enhanced methods using thousands of NVIDIA GPUs and TPU accelerators, shaping scalable, high-throughput pipelines. The role offers deep technical ownership in a startup setting, with collaboration across application, infra, and research teams to push performance and reliability of agentic AI systems. #J-18808-Ljbffr Model AI, Inc.
- Founding Large-Scale Mid-Training/RL Infrastructure Engineer Location: Onsite in Palo Alto Compensation: Competitive Salary + Equity ABOUT PEANO AI Peano AI is building the infrastructure and application stack for the next generation of agentic AI systems. We believe token...Training
- ...Goaly is an early-stage AI startup founded by ex-Meta Superintelligence Labs engineers and researchers. Our founders... ...Platform that every Llama post-training run landed on, and led post-... ...founders who built post-training infra at Llama scale. You own a function from 0 to...TrainingH1bWork at officeVisa sponsorship
$160k - $275k
What MatX Is BuildingMatX is building next-generation AI compute infrastructure for large-scale LLM training and inference. We are looking for a hands-on Mechanical Engineer to design, develop, and validate mechanical systems for our rack-scale AI platform from compute...TrainingDaily paidFull timeWork experience placementWork at officeLocal areaRemote workMonday to FridayFlexible hours$210k
...Compliance Engineer Location Mountain View/San... ...including utility-scale photovoltaic systems... ...location, experience, training, skills, and... ...energy option. Tom founded and led Avantus (formerly... ...business to KKR in mid‑2024, it had... ...Avenue’s advanced large scale power systems...TrainingWork at officeLocal areaNight shift$150k - $300k
...meaningful challenges at scale.Together, we reached... ...to win.We are a small founding team. We work from evidence... ...user and when in a large content feed; an event-... ...event-triggered engagement engine with the messaging... ...relevant education or training. At NewsBreak, we design...TrainingFull timeContract workFor contractorsLocal areaWork from home$190k
...hands-on Hardware Design Engineer to join our Power... ...location, experience, training, skills, and abilities... ...reliable energy option. Tom founded and led Avantus (... ...development business to KKR in mid-2024, it had delivered... ...1st Avenue’s advanced large scale power systems are...TrainingWork at officeLocal areaNight shift- ...Goaly is a stealth AI startup founded by ex-Meta MSL engineers and researchers. Our... ...and environments, prepare training and evaluation data, run reinforcement... ...will work closely with RL systems, training,... ...or verifier modeling, or large‑scale online sampling. Experience...TrainingH1bWork at officeVisa sponsorshipFlexible hours
$185k - $250k
...mostly as 3 people, and have scaled to 7. Over a thousand businesses... .... We are hiring multiple engineers for this role. Really full... ...us Is this you? Level. Mid through staff. There is more work... ...build it You have picked up a large codebase you didn't write and...Full timeWork at officeRemote workVisa sponsorshipEarly shift- ...The Role This is not a typical engineering role. You'll be our founding engineer, with an outsized role in how... ...In 6 months, you'll: Own large product surface areas end-to-end... ...Opportunity to lead engineering as we scale past our seed round Competitive salary...
$150k - $200k
...to help them hire. Title of Role: Founding Engineer Location: Palo Alto, CA (On-site, 5... ...Founded by former leaders from Bolt who scaled engineering and product teams from Despite... ...use cases Take ownership of large product areas with minimal oversight...H1bWork at officeImmediate startRemote workVisa sponsorship- ...Mechanical Engineer Job Locations US-CA-Mountain View... ...static to nearly 350 mph on large-scale and full-scale aerospace vehicles... ...AEDC's Toward New Horizons founding study and the unprecedented... ..., transfer, leaves of absence, compensation, and training....TrainingFull timePart timeFor contractorsH1bLocal area
- ...are hiring ML Systems Research Engineers to build the reinforcement... ...infrastructure, reason about RL and inference tradeoffs, and... ...shaping, metareasoning, and post-training methods for engineering tasks... ...engines, data pipelines, or large-scale experiment management....Training
$184k - $287.5k
...Researchers / Machine Learning Engineers to join our rapidly... ...focusing specifically on scaling safety for multi-modal Large Language Models (LLMs) including... ...ML Fairness).Model Pre-Training, Mid-Training, Post-Training:... ...components like RL environments and teacher...TrainingFull timeWork experience placement- ...: Electrical Controls Engineer Location: NASA Ames... ...Engineer at the National Full-Scale Aerodynamics Complex (... ...The NFAC team performs large-scale, subsonic wind... ...'s Toward New Horizons founding study and the... ...transfer, leaves of absence, compensation, and training.TrainingFull timePart timeWork experience placementH1bShift work
$150k - $210k
...Clockwork Systems was founded by Stanford researchers and veteran systems engineers who share a vision for... ...performance distributed GPU training. Youll work at the... ...implementing systems that run at scale. This is a systems... ...components that make large-scale GPU training more...TrainingFull time$210k - $350k
...communities nationwide. Founded in 1936, GEICO is a... ...seeking a Distinguished Engineer (AI Platforms and Applications... ...on building and scaling Generative AI applications... ...with deep expertise in large-scale distributed... ...experience, education and training, the work location as well...TrainingHourly payWork experience placementLocal area$250k - $350k
...AI models in materials and energy discovery. The role involves designing scaling experiments, developing improved RL algorithms, and translating research findings to large-scale production training runs. Responsibilities Design experiments studying RL performance...Training$165k - $210k
...are backed by top-tier venture investors. The founding team previously ran engineering and product at a company they helped scale from under 50 people to roughly 900. The... ...diagnose and resolve issues in the product Own large parts of the product independently, from...Full timeH1bVisa sponsorship- ...with Moveworks’ Reasoning Engine and natural language capabilities... ..., backed by the global scale of ServiceNow and the... ...learning systems. The ML infra team covers a variety of responsibilities... ...including distributed training and inference pipeline for large language models(LLM),...TrainingPermanent employmentWork at officeRemote workFlexible hours
- ...Machine Learning Systems Engineer (P60) to lead technical directions... ...ll focus on building and scaling the systems that power... ...scalable systems for training, fine-tuning, and serving large language models and... ...grounded data.Develop tools and infra to support rapid...TrainingWork at officeLocal area
$160k - $175k
...Title: Staff Manufacturing Engineer Join a team that's... ...have remained largely unchanged—rigid, unstable... ...an exciting new phase—scaling up production, expanding... ...commercial launch. Founded and headquartered in Menlo... ...System documentation. Train technicians and production...TrainingTemporary workWork experience placementLocal area$168k - $264.5k
...a Senior Circuit Methodology Engineer that will work closely with Nvidia... ...flows that run on large‑scale compute and GPU farms located... ...and maintain documentation, training materials, and best‑practice... ...BSCE or equivalent experience.Mid-level of programming skill is...TrainingPermanent employmentFull timeWork experience placement- nRouter is pursuing an enterprise LLM gateway; you will join as Founding GTM Engineer to bridge engineering, marketing, and product-led growth.... ...with core engineers for compelling launches, demos, and docs while driving pipeline to scale revenue. #J-18808-Ljbffr nRouter
$224k - $356.5k
...Reinforcement Learning (RL). As a world leader in... ...Reinforcement Learning Engineer to join our mission in... ...transportation on a global scale.What you'll be doing:... ...and maintain scalable training pipelines and simulation... ...working with large-scale data flywheels, including...TrainingFull time$272k - $431.25k
NVIDIA is seeking a Principal Engineer to drive the performance of large-scale AI training and post-training workloads across NVIDIA’s full hardware and software stack... ...frameworks such as PyTorch, JAX, NeMo, and NeMo RL, and use insights from real workloads to help shape...TrainingFull time$160k - $275k
...systems including hardware and software to train and run the largest ML workloads for AGI. MatX is seeking Emulation engineers to join our team as we create best-in-class... ...complex connectivity SoCs.Bring up and debug large-scale models on commercial emulation platforms...TrainingDaily paidFull timeWork experience placementWork at officeLocal areaRemote workMonday to FridayFlexible hours$165.2k - $223.6k
...looking for an Inference Engineer to help serve inference... ...the offline systems that train and reinforce it.You... ...Inference, taking frontier-scale speech and audio models... ...the inference path for large-scale multimodal models,... ...deploymentOffline Systems: Training, RL & Evaluation...TrainingInternshipLocal areaFlexible hours$150k - $230k
...meaningful challenges at scale.Together, we reached unicorn... ...hands-on Machine Learning Engineer to drive the post-training of our large language models, with a... ...on reinforcement learning (RL). You will own the full post... ...large-scale training on mid-to-large GPU clusters, applying...TrainingFull timeLocal areaWork from home$38.46 - $50.48 per hour
...Performance bonuses paid mid-year and year-end #... ...ZFA Structural Engineers is a mid-sized structural engineering firm founded in 1974 with five offices... ...experience opportunities of a large firm, but with the... ...related experience and/or training Knowledge and...TrainingFull timeWork at office$144.7k - $261.3k
...part of Embodied AI’s Scaling Foundations, solves critical... ...development. We engineer high-performance tools... ...maximum value from our large-scale datasets. Join a... ...reviews and work with Data, Infra, and validation teams to... ...signals back to data, training, and launch decisions....TrainingLocal areaRemote workWork from homeFlexible hours
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