Senior Staff Machine Learning Engineer - Perception ZooxSenior Staff Machine Learning Engineer - PerceptionBoston, MA$277,000–$389,000 / yearExperience with training and deploying Deep Learning models on sensor data-Experience with production Machine Learning pipelines: dataset creation, training frameworks, metrics pipelines. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information.
Machine Learning Engineer IconstaffMachine Learning EngineerCambridge, MassachusettsSpun out of MIT and backed by DoD contracts, we are building breakthrough AI and autonomy solutions for unmanned systems operating in GPS-denied and contested environments. AI means being part of a team shaping the next decade of autonomy from defense applications to commercial opportunities in areas like logistics, disaster response, and beyond.
Staff Machine Learning Engineer - Generative AI XometryStaff Machine Learning Engineer - Generative AIWaltham, MAThis is a rare opportunity to shape the future of manufacturing by applying cutting-edge AI research to real-world problems: from multimodal document understanding, to extracting structured data from technical drawings, to building new ways of reasoning across text, images, and 3D data. Xometry’s digital marketplace gives manufacturers the critical resources they need to grow their business while also making it easy for buyers at Fortune 1000 companies to tap into global manufacturing capacity.
Staff Machine Learning Engineer Centum SearchStaff Machine Learning EngineerBoston, MassachusettsLead the design and development of machine learning models that power core fintech products such as risk scoring, fraud detection, personalization, or financial forecasting. As one of the early ML leaders at the company, you will work closely with engineering, product, and data teams to define the roadmap for machine learning and establish best practices for model development and deployment.
Founding Machine Learning Engineer Work at OnescreenFounding Machine Learning EngineerBoston, MassachusettsDesign and ship matching and ranking models for OOH inventory: candidate generation, re-ranking, geospatial-aware scoring. Real ranking and matching modeling fluency — learning-to-rank, retrieval and re-rank patterns, not just classification.
Senior AI / Machine Learning Engineer Absentia LabsSenior AI / Machine Learning EngineerBoston, MassachusettsThis role is intended for engineers who have trained large models in real production environments, understand the realities of scale, and can reason about both learning dynamics and systems constraints. Design, train, and evaluate large-scale models, including Large Language Models (LLMs), diffusion models, and Graph Neural Networks (GNNs).
Machine Learning Engineer STRMachine Learning EngineerWoburn, Massachusetts$115,000–$140,000 / yearOur projects span multiple different data modalities and incorporate advanced algorithms, deep learning, and statistical techniques to uncover patterns in social media, structured and unstructured text, time series, geospatial, and imagery data, and must operate under challenging constraints not typically found in the commercial world. Our team consists of passionate and motivated engineers with advanced degrees in engineering, computer science, mathematics, and data science, who are seeking opportunities to use their deep technical knowledge and creativity to tackle some of the hardest problems that our customers face.
Machine Learning Engineer Air Space IntelligenceMachine Learning EngineerBoston, MassachusettsExperience building and maintaining scalable, reliable production ML systems with robust data pipelines, including expertise with Apache Beam, MLflow, and similar production-grade tools. Backed by top-tier investors including Andreessen Horowitz, Spark Capital, and Renegade Partners, ASI delivers operational decision superiority—compressing days of analysis into seconds of action.
Machine Learning Engineer - Computational Drug Discovery 5AM VenturesMachine Learning Engineer - Computational Drug DiscoveryWatertown, MAOur team is dedicated to the development of a broad pipeline of small molecules powered by unique chemistry insights to address a wide range of highly unmet clinical needs. The ideal candidate is comfortable operating across disciplines, takes pride in building reliable systems, and appreciates the opportunity to have a direct impact on scientific decision-making.
Machine Learning Engineer DEKA Research & DevelopmentMachine Learning EngineerManchester, NHIf you want to design distributed systems, deploy production ML models, and architect scalable data pipelines that make a measurable difference — this is your opportunity, and it starts with the software you design and deliver at DEKA.This role is on-site at DEKA in Manchester, NH. How You Will Make an Impact: Design and implement scalable backend services and microservices powering data-intensive, real-world applications.
Staff Machine Learning Engineer XometryStaff Machine Learning EngineerWaltham, MAYou will be the data engineering lead for the digital thread that connects Xometry's platform to our partner's ecosystem — Solid Edge, NX, Designcenter, and Teamcenter — building the pipelines, contracts, and observability that move quotes, parts, manufacturability signals, and pricing between the two systems in real time. Bachelor's degree in a STEM field (or equivalent experience) plus 6-8 years of experience in machine learning engineering, with a track record of owning and delivering complex ML systems in production.
Machine Learning Engineer Layer HealthMachine Learning EngineerBoston, Massachusetts$210,000–$250,000 / yearYou will work closely with our software engineers, research scientists, and product teams to build ML-native enterprise platforms, ensuring scalability, efficiency, and reliability. We expect engineers to meet regularly in-person in either our NYC or Boston office (engineers from Boston, NYC, or east coast are welcome).
Machine Learning Research Engineer (Llms & AI Systems) TenstorrentMachine Learning Research Engineer (Llms & AI Systems)Boston, MAThe ML Models team sits at the intersection of cutting-edge AI research and high-performance hardware, bringing state-of-the-art machine learning models to life on Tenstorrent's custom AI accelerators. As the position offered will have direct and/or indirect access to information, systems, or technologies subject to these laws, the offer may be contingent upon your citizenship/permanent residency status or ability to obtain prior license approval from the U.S. Commerce Department or applicable federal agency.
Machine Learning Operations Engineer II OSTTRAMachine Learning Operations Engineer IICambridge, MassachusettsWe balance pragmatic platform development with hands-on exploration at the frontier: building agentic applications ourselves, contributing to open-source tools, and defining what a mature agentic platform looks like before the industry has settled on the answers. You love improving the developer experience (including your own!) and find genuine satisfaction in making engineers more effective, whether by saving engineering hours or amplifying the impact of an engineering organization.
Senior Machine Learning Research Engineer (Deep Learning, Sensor Intelligence Group) WhoopSenior Machine Learning Research Engineer (Deep Learning, Sensor Intelligence Group)Boston, Massachusetts$150,000–$215,000 / yearYou will tackle the complex challenge of extracting reliable insights from noisy sensor data and deploying robust algorithms on constrained edge and cloud environments, ultimately delivering meaningful and personalized metrics to millions of members. At WHOOP, we view total compensation as the combination of base salary, equity, and benefits, with equity serving as a key differentiator that aligns our employees with the long-term success of the company and allows every member of our corporate team to own part of WHOOP and share in the company’s long-term growth and success.
Senior Machine Learning Engineer, Core Algorithms WhoopSenior Machine Learning Engineer, Core AlgorithmsBoston, MA$150,000–$210,000 / yearAt WHOOP, we view total compensation as the combination of base salary, equity, and benefits, with equity serving as a key differentiator that aligns our employees with the long-term success of the company and allows every member of our corporate team to own part of WHOOP and share in the company's long-term growth and success. Build operational maturity within the Core Algorithms team as well as the broader Machine Learning team, developing processes for observability, alerting, and incident response (including on-call rotations).
Senior Machine Learning Engineer, AI Platform WhoopSenior Machine Learning Engineer, AI PlatformBoston, MA$150,000–$210,000 / yearProven track record building, shipping, and operating ML-powered systems end to end, from data pipelines (batch and/or streaming) that transform large datasets into usable training and evaluation sets to production deployments with inference optimization, observability, and lifecycle management. Operationalize fine-tuning and evaluation workflows for large language models behind member-facing features such as WHOOP Coach and AI Support, including defining datasets, labels, and taxonomies that reflect real member needs.
Machine Learning Engineer (Defense) air space intelligenceMachine Learning Engineer (Defense)Boston, MAExperience building and maintaining scalable, reliable production ML systems with robust data pipelines, including expertise with Apache Beam, MLflow, and similar production-grade tools. Backed by top-tier investors including Andreessen Horowitz, Spark Capital, and Renegade Partners, ASI delivers operational decision superiority-compressing days of analysis into seconds of action.
Senior Machine Learning Engineer - Perception ZooxSenior Machine Learning Engineer - PerceptionBoston, MA$242,000–$290,000 / yearIn particular, the role will be on advanced projects that are aimed at the next generation of driving software, including looking at joint detection and tracking models as well as ways to send rich embeddings to downstream models to relay semantic meaning and capture uncertainty. Leveling, as well as positioning within a level, is determined by a range of factors, including, but not limited to, a candidate's relevant years of experience, domain knowledge, and interview performance.
Machine Learning Engineer (Defense) Air Space IntelligenceMachine Learning Engineer (Defense)Boston, MassachusettsExperience building and maintaining scalable, reliable production ML systems with robust data pipelines, including expertise with Apache Beam, MLflow, and similar production-grade tools. Backed by top-tier investors including Andreessen Horowitz, Spark Capital, and Renegade Partners, ASI delivers operational decision superiority—compressing days of analysis into seconds of action.