Principal Scientist, LNP Platform & Process Development

InnoPhase Inc., DBA GreenWave Radios™, is at the forefront of innovation in Open RAN digital radios. Our cutting-edge solutions, powered by the Hermes64 RF SoC, are designed to enhance network energy efficiency while dramatically reducing operational expenses, with purpose-built silicon that is the heart of ORAN-based active antenna arrays. Headquartered in San Diego, California, GreenWave Radios™ has established itself as a pioneer in delivering power-efficient digital-to-RF solutions. The company is supported by a talented team of over 100 engineers spread across four global R&D facilities. With an extensive portfolio of more than 120 global patents, GreenWave Radios™ continues to push the boundaries of radio technology and innovation. To learn more about GreenWave Radios™ and hear what our employees have to say, visit the GreenWave™ certification profile at GreatPlacetoWork.com or explore our Home - GreenWave Radios website. About the Role We're looking for an experienced Principal Hardware Design Engineer/Manager to lead PCB design and development for next-generation, high-performance cellular base stations. You'll architect the board-level circuitry that complements our custom silicon — spanning digital processing, high-speed SerDes, power management, and RF transmission/reception — to deliver a solution that's both high-reliability and low-cost/power. This opportunity is a high-visibility technical leadership role based in San Diego, CA: you'll own PCB system architecture from concept through qualification, working shoulder-to-shoulder with various domain experts to ensure everything comes together. What You'll Do Own PCB development end-to-end, from concept through production Design and implement RF, analog, digital, and power circuits for high-performance base station products Partner with experts on floor planning and PCB constraints for seamless integration Lead and review schematic capture and PCB layout Optimize PCB stack-up for per

Job Title Principal Electrical Engineer- Medical Device Job Description As a Principal Electrical Engineer, you will be part of the multidisciplinary IntraSight Hardware Team, contributing to innovative imaging clinical solutions. You will serve as the key technical interface between Philips and external suppliers, design partners, and contract manufacturers for PCBA development, ensuring high-quality, reliable, and cost-effective electronic designs that meet performance, safety, quality, and regulatory requirements. Your role Serve as the primary electrical engineering interface to suppliers, design partners, and contract manufacturers, providing technical leadership for PCBA design, development, prototyping, and industrialization. Drive alignment on electrical requirements, schematics, PCB layout, architecture, acceptance criteria, timelines, cost, and quality. Lead supplier selection, technical evaluations, design reviews, and issue resolution in partnership with sourcing, procurement, and cross-functional engineering teams. Review and approve schematics, PCB layouts, and design documentation to ensure alignment with Philips standards and system architecture. Drive design for manufacturability (DFM), design for testability (DFT), design for cost (DFC), and component selection strategies while considering availability, lifecycle, obsolescence, and overall product cost. Manage supplier change requests and mitigate component and PCBA lifecycle risks. Oversee PCBA verification and validation, including functional, signal integrity, power integrity, electrical safety, and EMC testing, ensuring compliance with applicable medical device standards such as IEC 60601-1 and IEC 60601-1-2. Partner with quality and regulatory teams to ensure suppliers meet required quality systems, documentation, and regulatory expectati

About the role Sana Biotechnology is growing, and we are hiring new team members who believe in the potential of engineered cells as medicines, who are passionate about delivering the possible to patients, and who lead with the desire to work on novel ideas. As a Principal Scientist, Potency, you will report to the Sr. Director, Head of Molecular and Potency Method Development. You will either lead or support the development and implementation of potency, immunoassay, and other cell-based methods for Sana’s cell therapy products, and support method transfer and qualification to enable GMP testing. This role is onsite in South San Francisco, CA. What you’ll do Act as a key contributor in developing and qualifying pivotal stage potency, immunoassay, and other cell-based methods to support the characterization, process development, release testing, and stability testing of cell therapy products Follow ICH and internal Method Development Guidance Document to develop robust analytical methods for characterizing intermediates, drug substances/products and measuring residual impurities Develop product characterization strategies and methodologies to advance Sana’s pipeline Develop and execute methods to implement control strategies for gene and cell therapy products Create detailed documentation of experimental procedures and results in the electronic laboratory notebook and complete the review and approval of notebook entries per established policy Present results at group meetings and communicate effectively with a broad audience with a range of technical, analytical, and biological expertise Serve as a subject matter expert on potency, immunoassay, and other cell-based methods Draft, review, and/or approve technical documents (e.g., Test Methods, SOPs, Development Reports, and Technical Reports, and comprehensive study plans) Perform calibration, maintenance, troubleshooting, and qualification of instruments and reagents Maintain inventory of reagents and improve

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. WHY DATA SCIENCE & ANALYTICS? The Data Science & Analytics organization's mission is to increase our speed, frequency and acumen of making decisions at scale by instilling a data-influenced approach to building products. We cover a wide area of the data spectrum including analytical data engineering, product analytics, experimentation, causal inference, statistical modeling and machine learning. Aligned and partnering with product verticals, we use this extensive tool belt to discover new opportunities and unmet use cases, influence and shape the product roadmap and prioritization, build data products and measure impact on our community of players and developers. WHY CONTENT SAFETY? Content safety and moderation are paramount to maintaining a positive, engaging, and trustworthy platform experience for our global community. In this role, you will apply your expertise in data science, statistics, and causal inference to strategically define, measure, and improve the detection and mitigation of harmful user-generated content and violative on-platform behaviors. Your focus will be on asset-based content across the platform - including games, avatars, and emerging in-game behaviors - by

Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 130 million daily active unique visitors, Reddit is one of the internet’s largest sources of information. For more information, visit www.redditinc.com . Reddit's Ads Data Science team is seeking a highly motivated Principal Data Scientist to drive the strategic application of advanced quantitative methods across our advertising platform to advance the intelligence powering the advertiser experience on Reddit. In this pivotal leadership role, you will be responsible for defining and implementing the next generation of foundational data science solutions, leveraging expertise in statistics, econometrics, machine learning and/or other quantitative methods to optimize Reddit's Ads marketplace. You will partner closely with Analytics Engineering to ensure our underlying data systems are continuously upleveled to support advanced analysis and modeling at scale. You will be a strategic partner, collaborating closely with Product, Engineering, and Business leaders to establish the long-term vision for measurement, prediction, and optimization. As a thought leader, you will champion scientific rigor, causal inference, and economic modeling, while providing deep mentorship to the broader team. If you are passionate about applying foundational quantitative science to solve complex, high-impact business problems, join us in shaping the future of Reddit ads. What you’ll do Define the future of Ads Data Science: Own the design and long-term evolution of our core Ads Data Science solutions and infrastructure, building for the next several years of continued scale, revenue growth, and relevance. Strategic leadership & scientific roadmap: Identify fundamental gaps and op

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. WHY DATA SCIENCE & ANALYTICS? The Data Science & Analytics organization's mission is to increase our speed, frequency and acumen of making decisions at scale by instilling a data-influenced approach to building products. We cover a wide area of the data spectrum including analytical data engineering, product analytics, experimentation, causal inference, statistical modeling and machine learning. Aligned and partnering with product verticals, we use this extensive tool belt to discover new opportunities and unmet use cases, influence and shape the product roadmap and prioritization, build data products and measure impact on our community of players and developers. WHY CONTENT SAFETY? Content safety and moderation are paramount to maintaining a positive, engaging, and trustworthy platform experience for our global community. In this role, you will apply your expertise in data science, statistics, and causal inference to strategically define, measure, and improve the detection and mitigation of harmful user-generated content and violative on-platform behaviors. Your focus will be on asset-based content across the platform - including games, avatars, and emerging in-game behaviors - by