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Senior Machine Learning Engineer - Simulation at PlusAI | Santa Clara, CA

PlusAI

Full-time|On-site|Santa Clara, CA

Join PlusAI, a pioneering Physical AI company at the forefront of developing AI-driven virtual driver software for autonomous trucks. Based in Silicon Valley with a global presence, PlusAI has been recognized by Fast Company as one of the World’s Most Innovative Companies. We collaborate with industry leaders including TRATON GROUP’s Scania and MAN, Hyundai …

Nov 27, 2024

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Machine Learning Engineer at HackerRank | Santa Clara, CA

HackerRank, Inc.

Full-time|Hybrid|Hybrid in Santa Clara, CA

Join our dynamic team at HackerRank as a Machine Learning Engineer! In this pivotal role, you'll be responsible for designing and implementing machine learning models that enhance our platform's capabilities. Collaborate with cross-functional teams to leverage data-driven insights, improve user experiences, and contribute to innovative solutions in the tech industry.

Apr 9, 2026

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Senior Software Engineer, Planning at PlusAI | Santa Clara

PlusAI

Full-time|On-site|Santa Clara, CA

Join PlusAI, a pioneering force in Physical AI, where we are redefining the future of autonomous transportation with our state-of-the-art AI-driven virtual driver software for factory-built autonomous trucks. With our headquarters nestled in the heart of Silicon Valley and operations spanning the United States and Europe, PlusAI has earned recognition as one of Fast Company's World’s Most Innovative Companies. Collaborating with industry giants such as TRATON GROUP’s Scania, MAN, International brands, Hyundai Motor Company, Iveco Group, Bosch, and DSV, we are on the cutting edge of accelerating the deployment of next-generation autonomous trucks. If you are passionate about shaping the future and making a significant impact in the world of autonomy, we invite you to join our dynamic and rapidly growing team.As a Senior Software Engineer specializing in Planning for self-driving trucks, you will be at the forefront of developing innovative software solutions that harness data from a variety of sensors, including cameras, radars, and lidars. Your work will transform this data into actionable insights that inform critical downstream components such as prediction and planning.

Jan 30, 2026

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Senior/Staff Machine Learning Engineer - Planning

PlusAI

Full-time|On-site|Santa Clara, CA

Join PlusAI, a trailblazer in Physical AI, at the forefront of developing AI-driven virtual driver software for autonomous trucks. With our headquarters in Silicon Valley and operations spanning the United States and Europe, PlusAI has been recognized by Fast Company as one of the World’s Most Innovative Companies. We collaborate with esteemed partners such as TRATON GROUP’s Scania, MAN, International brands, Hyundai Motor Company, Iveco Group, Bosch, and DSV to push the boundaries of next-generation autonomous trucking.We are searching for a skilled Machine Learning Engineer to enhance and implement cutting-edge ML-based planning algorithms using the vast data generated daily from our autonomous trucking fleet. If you are passionate about shaping the future of autonomy and eager to leave a significant impact, we invite you to become a part of our dynamic team.

Jan 5, 2026

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Machine Learning Research Intern at d-Matrix | Santa Clara

d-Matrix

Internship|Hybrid|Santa Clara

At d-Matrix, we are dedicated to unlocking the transformative power of generative AI technology. Positioned at the cutting edge of both software and hardware innovation, we continually strive to expand the boundaries of what technology can achieve. Our vibrant workplace culture emphasizes respect and collaboration.We believe in the values of humility and direct communication, fostering an inclusive team environment. Our diverse perspectives lead to innovative solutions. We are looking for passionate individuals who thrive on challenges and are motivated by tangible results. Are you ready to explore your potential? Together, we can shape the limitless possibilities of AI.LocationThis role is hybrid, requiring onsite work at our headquarters in Santa Clara, CA, for three days each week.12-Week Internship Program: June 1st - August 21st or June 22nd - September 11thRole OverviewAs a Machine Learning Research Intern, you will be part of our dynamic Machine Learning Team, focusing on exploring algorithm-hardware co-design research paths within d-Matrix's comprehensive solutions. You'll collaborate with a group of exceptional professionals dedicated to researching and developing cutting-edge deep learning techniques that are optimized for d-Matrix's AI compute engine. Additionally, you will have the chance to work alongside leading academic institutions, assisting customers in optimizing and deploying their workloads for practical AI applications on our platforms.Your Responsibilities:Design, implement, and assess efficient deep neural network architectures and algorithms tailored for d-Matrix's AI compute engine.Collaborate with both internal and external ML researchers to achieve R&D objectives.Work closely with the Software team to fulfill stack development milestones.Conduct research that informs hardware design decisions.Develop and maintain tools for high-level simulation and research purposes.Port and optimize customer workloads for deployment, create reference implementations, and evaluate their performance.Provide timely and effective progress reports and presentations.Contribute to the publication of research papers and intellectual property.Qualifications:Currently pursuing a Master's or PhD in Computer Science, Electrical and Computer Engineering, or a related scientific field.Strong foundation in machine learning algorithms and deep learning frameworks.Experience with programming languages such as Python or C++.Excellent communication skills, both verbal and written.Ability to work effectively in a collaborative team environment.

Jan 27, 2026

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Machine Learning Engineer - Evaluation

HackerRank

Full-time|Hybrid|Hybrid in Santa Clara, CA

Join our dynamic team at HackerRank as a Machine Learning Engineer focusing on Evaluation. In this role, you will leverage your expertise in machine learning algorithms to drive the evaluation and enhancement of our innovative coding platform. Collaborate with cross-functional teams to develop robust models and ensure optimal performance across our systems.

Apr 10, 2026

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Machine Learning Engineer

HackerRank

Full-time|Hybrid|Hybrid in Santa Clara, CA

Join the dynamic team at HackerRank as a Machine Learning Engineer. In this pivotal role, you will design, implement, and optimize machine learning models that enhance our platform's capabilities. Collaborating with cross-functional teams, you'll leverage data-driven insights to tackle complex challenges and drive innovation in technical assessments.As a key player in our hybrid environment, you will have the opportunity to work closely with engineers and product managers, contributing to the development of cutting-edge solutions that empower developers worldwide.

Apr 9, 2026

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Data Scientist at Forward Networks | Santa Clara, CA

Forward Networks, Inc.

Full-time|On-site|Santa Clara, CA

About Forward Networks Forward Networks, Inc. builds technology that helps manage and secure complex networks. Founded in 2013 by four Stanford Ph.D.s, the company created the first network digital twin, a mathematical model of real production networks. This platform gives IT teams detailed visibility, verification, and flexibility across many cloud and vendor environments. Customers include organizations like Goldman Sachs, PayPal, S&P Global, IBM, Dell, as well as government agencies and growing companies. IDC reports that customers see an average of $14.2 million in annual benefits through improved efficiency and security. Forward Networks is backed by investors such as Andreessen Horowitz, Goldman Sachs, MSD Partners, and Threshold Ventures. The company values a people-focused, inventive culture and welcomes those interested in advancing network reliability, security, and AI-driven operations. Role Overview: Data Scientist This Data Scientist position is based in Santa Clara, CA. The role covers the entire data lifecycle, from ingestion and modeling to deploying production data systems. The position is designed for someone who prefers practical, end-to-end work and wants to make a direct impact. The Data Scientist reports to the CTO and works with modern AI-assisted development tools, allowing for meaningful engineering contributions. What You Will Do Work across all stages of the data lifecycle: ingest, model, and productionize data systems Develop and maintain critical data infrastructure Collaborate directly with the CTO and other engineering teams Use AI-assisted tools to support engineering and data science tasks Location Santa Clara, CA

Apr 16, 2026

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Senior Hardware Engineer at Yubico | Santa Clara, CA

Yubico

Full-time|$175K/yr - $210K/yr|On-site|Santa Clara, CA

Join the innovative team at Yubico, the pioneer in developing the most secure passkeys and a leading provider of hardware authentication security keys. Our mission is to simplify secure logins for everyone. Founded in 2007 by Stina and Jakob Ehrensvard, Yubico is publicly traded on the Nasdaq Stockholm Main Market under the ticker YUBICO. We serve a diverse clientele that includes Fortune 500 companies, numerous government agencies, and millions of individuals across over 160 countries who trust Yubico technology to secure their access to computers, online services, and mobile applications. Our customer base ranges from large enterprises such as Google, Amazon, Microsoft, and Hyatt, to renowned brands like Dyson. With a vibrant company culture and a workforce spread across 14 countries, Yubico’s headquarters are located in Stockholm, Sweden, Santa Clara, CA, and Singapore. In line with our commitment to enhance internet security for all, we actively contribute to the community by donating YubiKeys to organizations assisting at-risk individuals through our philanthropic initiative, Secure it Forward.What We Offer:Yubico Values: At Yubico, we create an inclusive environment where every employee's voice is valued. Our Employee Resource Groups promote inclusion, foster community, and enhance connections throughout the company. Additionally, we contribute to global needs by donating YubiKeys to various organizations (learn more about our initiatives here).Social Connection: We believe in the importance of relationships and connection. Our virtual workspace facilitates daily interactions, whether through celebrating our successes or engaging in our dynamic Slack communities. Explore our Life at Yubico Page on LinkedIn and see our accolades here.The Role:We are in search of a Senior Hardware Engineer who is both innovative and passionate about designing cutting-edge security devices. In this role, you will collaborate with a dynamic team to translate new ideas from prototypes into mass-producible hardware. Your responsibilities will include evaluating hardware designs for manufacturability, security, and reliability.

Apr 7, 2026

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Machine Control Software Engineer at Halo Industries | Santa Clara, CA

Halo Industries

Full-time|$80K/yr - $130K/yr|On-site|Santa Clara, California, United States

About Halo IndustriesAt Halo Industries, we are revolutionizing the semiconductor manufacturing process with our innovative technology that replaces traditional wire saw slicing methods, which currently lead to substantial material waste. Our advanced laser technology significantly minimizes waste during the production of silicon carbide (SiC) substrates, enhancing material efficiency and performance. This breakthrough positions us to accelerate growth across various high-demand sectors, including electric vehicles, grid infrastructure, industrial HVAC, and high-voltage power electronics.Founded in 2014 as a Stanford University spin-off, we secured Series A venture capital funding in 2020 after successfully demonstrating our precision material slicing equipment. With a recent $80M+ Series B funding round, we are poised for rapid growth in our team and manufacturing capabilities.The RoleAs we transition from research and development to high-volume manufacturing, we are looking for a skilled Machine Control Software Engineer to join our team. This position involves the development, integration, and maintenance of control systems for our semiconductor production tools. You will engage in hands-on software development and collaborate with cross-functional engineering teams to build robust and scalable automation systems.Key ResponsibilitiesDesign, develop, and maintain machine control software for semiconductor manufacturing equipment.Implement and integrate industrial communication protocols, such as SECS/GEM, TCP/IP, EtherCAT, Modbus, Ethernet/IP, and RS232/RS485.Create software in C# (including WPF) for graphical user interfaces, device communication, and system monitoring.Integrate hardware components, including robotics, motion systems, lasers, and data acquisition devices.Support the development of operator control systems and state machines for automated equipment.Assist in debugging, testing, and validation at both system and component levels.Collaborate with PLCs and interface with external controllers as necessary.Work closely with mechanical, electrical, and systems engineers to ensure seamless system integration.Adhere to established control standards, safety practices, and software development protocols.Contribute to documentation, version control, and code quality standards.

Mar 30, 2026

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Senior Machine Learning Infrastructure Engineer

PlusAI Inc.

Full-time|On-site|Santa Clara, CA

Join PlusAI, a trailblazer in Physical AI, as we revolutionize the future of transportation with our innovative AI-powered virtual driver software for autonomous trucks. With our headquarters nestled in the heart of Silicon Valley and operations spanning the United States and Europe, PlusAI has been recognized by Fast Company as one of the World’s Most Innovative Companies. We collaborate with industry giants like the TRATON GROUP’s Scania, MAN, and International brands, Hyundai Motor Company, Iveco Group, Bosch, and DSV to expedite the rollout of next-generation autonomous trucks. If you're passionate about making a substantial impact and driving the evolution of autonomy, PlusAI invites you to join our dynamic and rapidly expanding teams.As a Senior Machine Learning Infrastructure Engineer, your role will be pivotal in shaping scalable architectures capable of processing petabytes of data, while optimizing performance for both training and inference stages. You will develop robust pipelines for effective model versioning and experiment tracking systems, which are crucial for ensuring reproducibility across various experiments. Furthermore, you will oversee the management of extensive GPU clusters. This position provides exceptional opportunities—both technically and professionally—for individuals eager to tackle complex challenges using cutting-edge cloud-native technologies. Ideal candidates exhibit proficiency in tools like Docker, orchestrated through Kubernetes, and are adept at integrating state-of-the-art deep learning frameworks such as PyTorch and TensorFlow. If you're excited to explore the frontiers of machine learning infrastructure and contribute to pioneering solutions, we encourage you to apply!

Jul 15, 2024

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Senior/Staff Machine Learning Engineer - Planning

PlusAI

Full-time|On-site|Santa Clara, CA

Join PlusAI, a trailblazer in Physical AI, dedicated to developing cutting-edge AI-driven virtual driver software for factory-built autonomous trucks. Located in the heart of Silicon Valley, PlusAI operates across the United States and Europe and has been recognized by Fast Company as one of the World’s Most Innovative Companies. Collaborating with industry leaders such as TRATON GROUP’s Scania, MAN, and International brands, Hyundai Motor Company, Iveco Group, Bosch, and DSV, we are at the forefront of accelerating the future of autonomous trucking. If you are eager to make a significant impact and help shape the future of autonomy, we invite you to join our rapidly growing team.We are seeking a highly skilled Machine Learning Engineer to develop and implement state-of-the-art ML-based planning algorithms utilizing the vast data generated by our autonomous truck fleet on a daily basis.

May 27, 2025

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Senior Software Engineer at Reevo | Santa Clara

Reevo Inc.

Full-time|On-site|Santa Clara

ABOUT THE ROLE:Reevo is on the lookout for a Senior Software Engineer who embodies a T-shaped skill set, possessing deep technical knowledge in software engineering while also demonstrating versatility across various domains to creatively solve intricate challenges. Our ideal candidate is not only innovative but is also deeply passionate about delivering solutions that adhere to the highest standards of engineering excellence.In this pivotal role, you will team up with fellow engineers to design and implement cutting-edge solutions that redefine possibilities. Your contributions will blend creativity with technical rigor, ensuring that every solution is effective and built to top-tier standards.At Reevo Inc., we are redefining the sales technology landscape. Initially focused on optimizing workflows for Account Executives (AEs) and Sales Development Representatives (SDRs), our ambitious goal is to create a comprehensive solution that will revolutionize the entire CRM ecosystem. With backing from leading venture investors in Silicon Valley and substantial funding, this is a unique opportunity for you to join a dynamic team dedicated to transforming how businesses manage their sales processes.ABOUT REEVO:Reevo is reimagining the entire revenue stack from the ground up, delivering software solutions that accelerate every go-to-market motion. Our platform empowers B2B teams to operate more efficiently and collaboratively. By integrating automation and intelligence with a user-friendly interface, we're enabling companies to achieve unprecedented levels of productivity and growth across marketing, sales, operations, and customer success teams.If you are eager to work on a transformative product and collaborate with inquisitive, driven colleagues, you’ll thrive in our environment. From the very first day, you will have genuine ownership, mentorship, and the chance to make a significant impact. Our team, consisting of over 50 builders with 30 successful exits, offers a wealth of experience and knowledge.

Jul 8, 2025

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Senior Firmware Engineer - Systems Engineering at Pure Storage | Santa Clara, CA

Pure Storage

Full-time|$163K/yr - $264K/yr|On-site|Santa Clara, California

Join us at the forefront of technological innovation as we revolutionize the data storage industry. At Pure Storage, you will be part of a dynamic team that embraces creativity and ingenuity, where you can grow alongside the brightest minds in the field.If you're ready to harness the limitless possibilities of technology and make a significant impact, we invite you to become a part of our journey.THE ROLEAs a Senior Firmware Engineer, you will play a crucial role in shaping the future of data storage by designing and developing firmware for our cutting-edge DirectFlash™ SSD Modules. This is an extraordinary chance to work with advanced hardware while collaborating with our talented hardware and software engineering teams to create high-performance, reliable storage solutions that form the backbone of our technology.WHAT YOU'LL DODesign, implement, and test firmware for our DirectFlash™ SSD Modules, utilizing your expertise in C/C++ to build robust, high-performance solutions.Lead the bring-up and integration of new hardware components, crafting low-level firmware features that enable next-generation storage products.Investigate and debug intricate firmware and hardware issues, developing advanced failure analysis tools and processes to ensure product reliability.Automate internal development workflows, including continuous integration and automated testing, to enhance our engineering and product release cycles.WHAT YOU BRINGA solid foundation in firmware development for embedded systems, with a comprehensive understanding of hardware and software interactions.Proficiency in C/C++ and experience with scripting languages such as Python for testing, automation, and tooling.Hands-on experience with embedded software or firmware, including microcontrollers and hardware bring-up.A proven track record of debugging complex issues and developing effective tools for failure analysis.This is primarily an in-office role, and you will be expected to work from our Santa Clara, CA office in compliance with Pure’s policies unless on PTO, work travel, or other approved leave.#LI-ONSITE

Dec 12, 2025

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C++ Machine Learning Engineer for AI Model Training

Tenstorrent

Full-time|Hybrid|Santa Clara, California, United States

At Tenstorrent, we are at the forefront of pioneering AI technology, setting new benchmarks for performance, usability, and cost-effectiveness. As AI transforms the computing landscape, it is crucial for solutions to evolve, integrating advancements in software models, compilers, platforms, networking, and semiconductors. Our passionate and diverse team of technologists has successfully designed a high-performance RISC-V CPU from the ground up, driven by a shared commitment to AI excellence and the ambition to create the ultimate AI platform. We value collaboration, curiosity, and a relentless pursuit of challenging problems. We are expanding our team and seeking contributors across all experience levels.As a C++ Machine Learning Engineer on our AI Models team at Tenstorrent, you will play a vital role in developing the training framework for our most sophisticated models. Your responsibilities will involve writing high-performance C++ code, designing new layers and operators, and ensuring our models efficiently scale across our custom silicon. If you have a passion for building the core of machine learning systems and optimizing their performance, this opportunity is tailored for you.This position is hybrid, based out of Santa Clara, CA.We encourage candidates with varying levels of experience to apply. During the interview process, we will evaluate candidates to determine the most suitable level, and offers will correspond to that level, which may differ from what is stated in this posting.

Mar 24, 2026

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Senior Supplier Engineer at Intuitive | Santa Clara

Intuitive Surgical, Inc.

Full-time|On-site|Santa Clara

Join our dynamic team as a Senior Supplier Engineer at Intuitive Surgical, Inc., where you will play a pivotal role in enhancing our supply chain quality and performance.In this position, you will be responsible for developing and implementing strategies to improve supplier performance, ensuring the reliability and quality of our innovative surgical systems. Your expertise will contribute to our commitment to delivering exceptional healthcare solutions.

Mar 25, 2026

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Machine Learning Researcher

DiffLogic

Full-time|On-site|Santa Clara

At DiffLogic, we are pioneering the future of artificial intelligence with a bold vision to revolutionize computation. Our mission is to transcend traditional matrix multiplication by creating chips that embody the model itself. This innovative approach liberates us from the limitations of conventional GPUs and tensor cores, allowing for an unfettered range of operations.We are on the lookout for brilliant machine learning researchers who excel in exploring uncharted territories of knowledge. You will engage with complex questions that have yet to be answered, many of which are being posed for the first time within our lab. Our team is agile and hands-on, driven by curiosity and a fast-paced work environment. If you find our mission intriguing and are eager to contribute to groundbreaking research, we encourage you to apply.In your application, please share the publication you are most proud of and explain why it stands out to you.

Feb 20, 2026

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Senior Applications Engineer at Halo Industries | Santa Clara, CA

Halo Industries, Inc.

Full-time|$175K/yr - $190K/yr|On-site|Santa Clara, California, United States

About Halo IndustriesHalo Industries, Inc. is at the forefront of manufacturing technology, leveraging innovative light-based solutions to redefine industry standards. Our unique technologies replace outdated methods with cutting-edge alternatives that deliver superior quality, cost-effectiveness, and enhanced functionality. Your RoleAs we scale our initial pilot production line, we invite an experienced Senior Applications Engineer to join our passionate team. This role involves direct engagement with customers to ensure product qualifications and act as a pivotal technical liaison. You will collaborate with various teams, including production and R&D, to propel our technological advancements and ensure our solutions exceed client expectations. This position is based on-site in Santa Clara, CA. Key Responsibilities● Lead customer qualification efforts, troubleshoot issues, and secure business for Halo.● Build and maintain strong relationships with clients to ascertain project requirements and relay important details to stakeholders.● Cultivate a comprehensive understanding of Halo’s technology workflow, including laser slicing/shaping, wafer finishing, and metrology processes.● Analyze, summarize, and present technical outcomes to both clients and internal teams.● Monitor customer order performances and provide real-time insights to ensure project success.● Execute hands-on experiments to innovate processes for new applications as we engage with diverse clientele.● Collaborate with third-party vendors to remain updated on industry best practices.● Identify opportunities for enhancing product value and quality, actively contributing to the company’s technical strategy.

Dec 5, 2025

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Principal Machine Learning Engineer - VoIP Infrastructure

ServiceNow

Full-time|On-site|Santa Clara

Join ServiceNow as a Principal Machine Learning Engineer focusing on VoIP Infrastructure. In this key role, you will leverage cutting-edge machine learning techniques to enhance our VoIP services, ensuring high availability and superior performance. Collaborate with cross-functional teams to develop innovative solutions that drive business objectives and improve user experiences.

Mar 25, 2026

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Machine Learning Engineer - AI Safety & Security

Nvidia

Contract|$90/hr - $130/hr|Hybrid|Santa Clara, CA

Sustainable Talent is collaborating with Nvidia, a pioneering leader in the world of computer graphics, PC gaming, and accelerated computing for over 25 years. We are in search of a Machine Learning Engineer specializing in AI Safety & Security to join our client’s dynamic team located in Santa Clara, CA, with options for remote or hybrid work. This full-time (W-2) contract position offers competitive compensation ranging from $90/hr to $130/hr, depending on factors such as experience, education, and location, alongside comprehensive benefits, paid time off (PTO), and a vibrant company culture! As a Machine Learning Engineer, you will collaborate closely with NVIDIA’s research and engineering teams, focusing on AI Safety for large language models (LLMs), including multilingual, multimodal, and reasoning models. We highly value a strong background in data science complemented by solid data engineering skills. This role is primarily dedicated to assessing and enhancing the safety and inclusivity of our LLM models on a scalable level. We are seeking candidates skilled in programming and scripting for detailed data manipulation, analysis, and model fine-tuning. We believe in proactive problem-solving, working with minimal supervision, and fostering exceptional teamwork to make a meaningful impact together! Key Responsibilities: Design and develop datasets and moderator models for evaluating LLMs and end-to-end systems focused on content safety and machine learning fairness. Create datasets for training LLMs using supervised fine-tuning (SFT) and reinforcement learning (RL) techniques, targeting content safety, ML fairness, security, and more. Research and implement state-of-the-art techniques for bias detection and mitigation in LLMs and related systems. Establish and monitor key metrics for responsible LLM behavior and usage. Adhere to best practices around automation, monitoring, scalability, and safety. Contribute to our repositories and develop safety tools to enhance the effectiveness of machine learning teams. Engage in data pre-processing and analysis: Work with data scientists and data engineers to gather, clean, pre-process, and transform extensive datasets. Conduct exploratory data analysis (EDA) to uncover insights and identify patterns that enhance model performance. Collaborate with multidisciplinary teams: Work alongside product engineers, data scientists, and analysts to comprehend business requirements and translate them into actionable solutions.

Mar 18, 2026

Machine Control Software Engineer at Halo Industries | Santa Clara, CA

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