Principal Process Engineer Jobs

About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role Mach Industries is seeking a Principal Manufacturing Engineer, Energetics to lead the development and industrialization of manufacturing systems for solid rocket motors (SRMs), pyrotechnics, and energetic products. This role will have end-to-end technical ownership of energetic manufacturing capability, from early manufacturing concepts and process architecture through facility buildout, equipment integration, commissioning, qualification, and production launch. You will define how energetic products are manufactured at scale: translating product and process requirements into manufacturing cells, production lines, hazardous-process facilities, equipment specifications, controls architectures, material flows, and commissioning plans. This is a highly cross-functional role requiring coordination across product engineering, manufacturing, automation, facilities, EHS, quality, operations, external A/E firms, equipment OEMs, and systems integrators. The ideal candidate has personally taken complex manufacturing systems from concept through production and is comfortable operating as the technical DRI for large, multidisciplinary capital projects. Key Responsibilities Manufacturing System & Line Design Own the manufacturing architecture for solid r

Celonis is the trusted platform to industrialize Enterprise AI. At our core is the Celonis Context Model — which combines process data, business knowledge, and intelligence into a living digital twin of the enterprise that AI can actually understand, turning AI's operational blind spots into operational clarity. World's leading companies trust Celonis and its global ecosystem of partners to make their AI agents, people, systems, and processes work together, achieving transformational outcomes. We believe there's a massive opportunity to unlock global productivity and sustainability by giving AI the context to understand how every business process really works. Join our mission to make processes work for people, companies, and the planet. The Team: Value Engineering is responsible for our largest Fortune 500 customers and owns their transformation journey by working on the very frontier of what’s possible with data and AI on the Celons Platform. Partnering closely with the Sales team, Value Engineering is responsible for ensuring that the Celonis Platform is deployed to tackle the most strategic business challenges, fits into the right place in our customers’ technology stack and most importantly generates strong ROI through deep and broad deployments. The Role: As a Principal Value Engineer, you are a visionary leader and industry authority spearheading global AI and data-driven business transformations for major organisations, driving the customer’s end-to-end value journey. Operating as the expert technology and business advisor, you will partner directly with Fortune500 CxOs and Board members to reimagine their operating models and optimize critical workflows using the Celonis Context Model. As the AI strategist and thought leader, working alongside Senior and Lead Value Engineers, your core mandate is to design, negotiate, and steer monumental, multi-year programs that permanently alter the competitive landscape for your customers. The work you’ll do: Value Sell

About Highnote Founded in 2020 by a team of leaders from Braintree, PayPal, and Lending Club, Highnote is an embedded finance company that sets the standard in modern card platform management. As an all-in-one card issuer processor and program management platform, we provide digital-first organizations with the flexibility to seamlessly issue and process payment cards, embed virtual and physical card payments, and integrate ledger and wallet functionalities—empowering businesses to drive growth and profitability. We’ve raised $145M+ and have grown our team to 140+ employees. Headquartered in San Francisco, we’ve managed to build one of the most advanced payments teams in the industry, with team members in 25+ US states. Operating through our core values of customer obsession, executional excellence, intentional inclusion, we’re helping businesses grow for the future by creating the payment products demanded by tomorrow, with the ability to solve for use cases that don’t exist yet. We are fast-moving, hands-on, and strongly believe everyone deserves a seat at the table. We believe we’re unlocking incredible opportunities that can change the future of payments, as long as we have the right people to make it happen. What you’ll be doing Building secure and compliant platform products that solve customer needs Writing high quality and robustly tested code, mostly in Java Understanding customer problems to build the right solutions Documenting your work to support our rapidly-scaling company Interfacing with a variety of the company’s domains to strengthen our platform What we are looking for 12+ years experience building production software systems A history of writing scalable, performant and maintainable code. We strongly believe languages can be learned and care more about your engineering skill over frameworks Excitement about shipping customer centric software Experience with Java >= 11, JPA ORM mapping, Crafting SQLs, unit and integration test

Who we are At Twilio, we’re shaping the future of communications, all from the comfort of our homes. We deliver innovative solutions to hundreds of thousands of businesses and empower millions of developers worldwide to craft personalized customer experiences. Our dedication to remote-first work , and strong culture of connection and global inclusion means that no matter your location, you’re part of a vibrant team with diverse experiences making a global impact each day. As we continue to revolutionize how the world interacts, we’re acquiring new skills and experiences that make work feel truly rewarding. Your career at Twilio is in your hands. . Hiring and how we work We use Artificial Intelligence (AI) to help make our hiring process efficient. That said, every hiring decision is made by real Twilions! Also, while we are a remote-first company, you may be asked to report in person on an ad-hoc basis for team gatherings, functional off-sites or customer meetings. . See yourself at Twilio Join the team as Twilio’s next Principal Presales Engineer, Product Specialist. About the job This position is needed to partner closely with sales, solutions engineering, and enterprise strategists to consult on complex, multi-product opportunities. You will scope, design, and validate how complex multi-product solutions fit into the client’s ecosystem and help paint the long-term Twilio vision for our customers. You will be a critical partner cross-functionally, working with product, engineering, and marketing to identify and share technology patterns and shifts from our clients (and prospects) to influence product strategy. Responsibilities In this role, you’ll: Develop your expertise of the Twilio platform, use cases and buyer personas, while keeping up with industry trends in Voice + AI Scope, design, and build multi-product solution architecture and compelling presentations to secure the Technical Win Support core sales and solutions engineering

Who we are At Twilio, we’re shaping the future of communications, all from the comfort of our homes. We deliver innovative solutions to hundreds of thousands of businesses and empower millions of developers worldwide to craft personalized customer experiences. Our dedication to remote-first work , and strong culture of connection and global inclusion means that no matter your location, you’re part of a vibrant team with diverse experiences making a global impact each day. As we continue to revolutionize how the world interacts, we’re acquiring new skills and experiences that make work feel truly rewarding. Your career at Twilio is in your hands. . Hiring and how we work We use Artificial Intelligence (AI) to help make our hiring process efficient. That said, every hiring decision is made by real Twilions! Also, while we are a remote-first company, you may be asked to report in person on an ad-hoc basis for team gatherings, functional off-sites or customer meetings. . See yourself at Twilio Join the team as our next Principal Presales Engineer on Twilio’s New Business Communication team! About the job This position is needed to enable our customers to build the future of communications. The Twilio Principal Presales Engineer role is a critical part of the sales team, responsible for delivering the technical win for customer accounts. They lead the technical pre-sales relationship, propose technical architectures, demonstrate the product, anticipates concerns, and offers creative solutions. They build customer trust in Twilio solutions. Principal Presales Engineers should be comfortable engaging a CEO or sketching out an API flow on a whiteboard with customer software engineers. As a Principal Presales Engineer, you will be fully autonomous. You will be capable of driving the technical side of all but the most complex opportunities independently. Furthermore, you will provide leadership and deal support within the Solutions Engineer

Our vision is to transform how the world uses information to enrich life for all. Join an inclusive team passionate about one thing: using their expertise in the relentless pursuit of innovation for customers and partners. The solutions we build help make everything from virtual reality experiences to breakthroughs in neural networks possible. We do it all while committing to integrity, sustainability, and giving back to our communities. Because doing so can fuel the very innovation we are pursuing. Job Summary: We are seeking a highly motivated engineer to join our Technology Development team focused on advanced thin film deposition processes for next-generation memory technologies. This role spans responsibilities from process development to technical leadership, depending on experience level (Principal/Staff) . Main Responsibilities: Develop and optimize advanced thin film deposition processes (ALD, LPCVD, PECVD, PVD) for cutting-edge device architectures Design and execute complex DOE experiments to improve process capability, uniformity, and reliability Perform in-depth root-cause analysis using advanced modeling and characterization techniques Collaborate with integration, other process areas, metrology, and equipment engineering teams to solve critical technical challenges Drive innovation in film deposition for improved performance, cost efficiency, and sustainability </

Our vision is to transform how the world uses information to enrich life for all . Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. Micron’s Design Engineering organization is dedicated to creating world‑class memory and storage solutions through sophisticated digital and analog circuit innovation. Our teams span the globe and collaborate across technology development, product design, systems architecture, and validation to deliver industry‑leading semiconductor products. The Principal Design Engineer plays a key role in developing, analyzing, and optimizing circuit designs that power Micron’s next‑generation memory technologies. This role partners closely with diverse teams—including Product Engineering, Test, Probe, Process Integration, Assembly, and Marketing—to ensure best‑in‑class performance, quality, cost efficiency, and time‑to‑market. Responsibilities: Design and optimize memory circuits from gate‑level to full chip implementations. Lead development of schematic blocks such as memory arrays, control logic, address decode, datapath, and internal test logic. Perform advanced circuit simulations using industry tools (e.g., SPICE, VERILOG) to validate performance. Drive architectural decisions related to power, speed, die area, and overall circuit performance. Collaborate with technology development and business units to define design rules, device requirements, and validation strategies. Minimum Qualifications: Bachelor’s degree in Electrical Engineering, Computer Engineering, or related technical field (or equivalent practical experience). Experience in se

At ClickUp, we're building the future of work: the first truly converged AI workspace unifying tasks, docs, chat, calendar, and enterprise search, all supercharged by context-driven AI. We are an AI-native company. Every team member is expected to leverage AI daily, and we evaluate AI fluency as part of our hiring process. Join us and help redefine what's possible. 🚀 Role Overview We’re seeking a Principal Frontend Engineer to drive the long-term technical vision for frontend engineering at ClickUp. In this role, you will lead architectural strategy across major product surfaces, solve company-wide frontend challenges, and influence how teams build and ship at scale. You will partner deeply with engineering, product, design, backend, and integrations leadership to ensure ClickUp’s frontend systems remain fast, reliable, and adaptable as the business grows. This is a hands-on technical leadership role for someone who can operate at both strategic and implementation levels, especially in a high-growth, fast-paced environment. What You’ll Do Define and drive frontend architecture strategy across product areas and platform investments Lead the design of scalable, performant systems in Angular and React that support rapid product development Solve complex cross-team technical challenges related to performance, state management, scalability, and developer productivity Partner with backend and integrations teams to shape end-to-end architecture for major features and systems Raise the bar for quality, testing, maintainability, and engineering rigor across the frontend organization Provide technical leadership on the highest-impact initiatives and unblock teams working through ambiguous or difficult problems Guide teams toward pragmatic decisions that support both speed and long-term product quality Mentor senior and staff engineers, and help shape frontend engineering culture and standards Influence roadmap and organizational decisions through strong technical judgment an

Who we are At Twilio, we’re shaping the future of communications, all from the comfort of our homes. We deliver innovative solutions to hundreds of thousands of businesses and empower millions of developers worldwide to craft personalized customer experiences. Our dedication to remote-first work , and strong culture of connection and global inclusion means that no matter your location, you’re part of a vibrant team with diverse experiences making a global impact each day. As we continue to revolutionize how the world interacts, we’re acquiring new skills and experiences that make work feel truly rewarding. Your career at Twilio is in your hands. . Hiring and how we work We use Artificial Intelligence (AI) to help make our hiring process efficient. That said, every hiring decision is made by real Twilions! Also, while we are a remote-first company, you may be asked to report in person on an ad-hoc basis for team gatherings, functional off-sites or customer meetings. . See yourself at Twilio Join us as our next Principal Presales Engineer on Twilio’s ISV team! About the job This position is needed to enable our customers to build the future of communications. The Principal Presales Engineer is a critical part of the sales team focused on our ISV segment. Twilio’s Principal Presales Engineers are responsible for delivering the Technical Win and best Product Fit to our customers. They lead the technical pre-sales relationship, drive technical discovery, propose technical architectures, demonstrate the product, anticipate concerns and offer creative solutions. They build customer trust in Twilio’s solutions. Principal Presales Engineers should be comfortable engaging a CEO or sketching out an API flow on a whiteboard with customer software engineers. As a Principal Presales Engineer you will be fully autonomous. You will be capable of driving the technical side of all but the most complex opportunities independently. Furthermore, you will pr

About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role We are seeking a Principal Systems Engineer to lead the use of modeling and simulation throughout the aircraft design process. This person will develop integrated aircraft-level simulations, evaluate design alternatives, and translate analysis into clear engineering decisions. The role requires close collaboration with the aerodynamics, structures, propulsion, electrical, controls, and vehicle systems teams. The ideal candidate combines strong technical depth in aircraft simulation with the leadership and communication skills needed to drive multidisciplinary design decisions. Key Responsibilities Own the architecture, development, and validation of integrated aircraft simulations. Use simulation to guide aircraft configuration, subsystem sizing, requirements, and design trade studies. Integrate aerodynamic, structural, propulsion, electrical, mass-properties, controls, and mission-performance models. Lead multidisciplinary design optimization and sensitivity analyses. Quantify design margins, uncertainty, risk, and system-level impacts of proposed changes. Define simulation fidelity requirements appropriate to each phase of development. Establish model verification, validation, configuration-management, and documen

Who we are At Twilio, we’re shaping the future of communications, all from the comfort of our homes. We deliver innovative solutions to hundreds of thousands of businesses and empower millions of developers worldwide to craft personalized customer experiences. Our dedication to remote-first work , and strong culture of connection and global inclusion means that no matter your location, you’re part of a vibrant team with diverse experiences making a global impact each day. As we continue to revolutionize how the world interacts, we’re acquiring new skills and experiences that make work feel truly rewarding. Your career at Twilio is in your hands. . Hiring and how we work We use Artificial Intelligence (AI) to help make our hiring process efficient. That said, every hiring decision is made by real Twilions! Also, while we are a remote-first company, you may be asked to report in person on an ad-hoc basis for team gatherings, functional off-sites or customer meetings. . See yourself at Twilio Join the team as Twilio’s next Principal Presales Engineer, DACH. About the job This position is needed to enable our customers to build the future of communications. The Principal Presales Engineer is a critical part of the sales team focused on our both New Business and Strategic segments. Twilio’s Principal Presales Engineers are responsible for delivering the Technical Win and best Product Fit to our customers. They lead the technical pre-sales relationship, drive technical discovery, propose technical architectures, demonstrate the product, anticipate concerns and offer creative solutions. They build customer trust in Twilio’s solutions. Principal Presales Engineers should be comfortable engaging a CEO or sketching out an API flow on a whiteboard with customer software engineers. Responsibilities In this role, you’ll: Partner with Account Executives to execute pre-sales activities including opportunity qualification, demonstrations, Proof-o

Who we are At Twilio, we’re shaping the future of communications, all from the comfort of our homes. We deliver innovative solutions to hundreds of thousands of businesses and empower millions of developers worldwide to craft personalized customer experiences. Our dedication to remote-first work , and strong culture of connection and global inclusion means that no matter your location, you’re part of a vibrant team with diverse experiences making a global impact each day. As we continue to revolutionize how the world interacts, we’re acquiring new skills and experiences that make work feel truly rewarding. Your career at Twilio is in your hands. . Hiring and how we work We use Artificial Intelligence (AI) to help make our hiring process efficient. That said, every hiring decision is made by real Twilions! Also, while we are a remote-first company, you may be asked to report in person on an ad-hoc basis for team gatherings, functional off-sites or customer meetings. . See yourself at Twilio Join us as our next Principal Presales Engineer on Twilio’s ISV team! About the job This position is needed to enable our customers to build the future of communications. The Principal Presales Engineer is a critical part of the sales team focused on our ISV segment. Twilio’s Principal Presales Engineers are responsible for delivering the Technical Win and best Product Fit to our customers. They lead the technical pre-sales relationship, drive technical discovery, propose technical architectures, demonstrate the product, anticipate concerns and offer creative solutions. They build customer trust in Twilio’s solutions. Principal Presales Engineers should be comfortable engaging a CEO or sketching out an API flow on a whiteboard with customer software engineers. As a Principal Presales Engineer you will be fully autonomous. You will be capable of driving the technical side of all but the most complex opportunities independently. Furthermore, you will pr

Who we are At Twilio, we’re shaping the future of communications, all from the comfort of our homes. We deliver innovative solutions to hundreds of thousands of businesses and empower millions of developers worldwide to craft personalized customer experiences. Our dedication to remote-first work , and strong culture of connection and global inclusion means that no matter your location, you’re part of a vibrant team with diverse experiences making a global impact each day. As we continue to revolutionize how the world interacts, we’re acquiring new skills and experiences that make work feel truly rewarding. Your career at Twilio is in your hands. . Hiring and how we work We use Artificial Intelligence (AI) to help make our hiring process efficient. That said, every hiring decision is made by real Twilions! Also, while we are a remote-first company, you may be asked to report in person on an ad-hoc basis for team gatherings, functional off-sites or customer meetings. . See yourself at Twilio Join the team as Twilio’s next Principal Presales Engineer, DACH. About the job This position is needed to enable our customers to build the future of communications. The Principal Presales Engineer is a critical part of the sales team focused on our both New Business and Strategic segments. Twilio’s Principal Presales Engineers are responsible for delivering the Technical Win and best Product Fit to our customers. They lead the technical pre-sales relationship, drive technical discovery, propose technical architectures, demonstrate the product, anticipate concerns and offer creative solutions. They build customer trust in Twilio’s solutions. Principal Presales Engineers should be comfortable engaging a CEO or sketching out an API flow on a whiteboard with customer software engineers. Responsibilities In this role, you’ll: Partner with Account Executives to execute pre-sales activities including opportunity qualification, demonstrations, Proof-o

About Us Infinitum has raised the bar for a new generation of motor that is better for the planet and people. The company’s patented air core motors offer superior performance in half the weight and size, at a fraction of the carbon footprint of traditional motors, making them pound for pound the most efficient in the world. Infinitum motors open up sustainable design possibilities for the machines we rely on to be smaller, lighter and quieter, improving our quality of life while also saving energy and reducing waste. Based in Austin, Texas, Infinitum is led by a team of industry experts and pioneers. To learn more, visit goinfinitum.com . Position: Principal Engineer, PCB Technology Location: Austin, TX (HQ) Reports To: Chief Technology Officer Job Overview The Principal Engineer, PCB Technology reports to the CTO and is responsible for directing the development and continuous improvement of Infinitum’s PCB stators. This includes definition, system verification testing as well as the direct support to the R&D, Manufacturing and Quality teams. This individual is a key contributor to the qualification of new stator designs that are produced in-house, or from supplier partners using a wide variety of laboratory and analytical equipment. The candidate is expected to possess and/or quickly gain complete knowledge of the Characterization Lab equipment and its use. The individual is expected to add to Infinitum’s Intellectual Property portfolio by leveraging novel approaches in design or methods that result in performance improvements and/ or cost reductions. The candidate directs the activities of the Stator CAM team outputting NC and test data files for the shop floor and process routes (batch cards). Job Description · Define and develop manufacturing process for heavy copper PCBs. · Specify and engage PCB manufacturing equipment suppliers in process qualification. · Work with the Product Engineering and Advanced Manufacturing groups to transfer products to p

Who we are At Twilio, we’re shaping the future of communications, all from the comfort of our homes. We deliver innovative solutions to hundreds of thousands of businesses and empower millions of developers worldwide to craft personalized customer experiences. Our dedication to remote-first work , and strong culture of connection and global inclusion means that no matter your location, you’re part of a vibrant team with diverse experiences making a global impact each day. As we continue to revolutionize how the world interacts, we’re acquiring new skills and experiences that make work feel truly rewarding. Your career at Twilio is in your hands. . Hiring and how we work We use Artificial Intelligence (AI) to help make our hiring process efficient. That said, every hiring decision is made by real Twilions! Also, while we are a remote-first company, you may be asked to report in person on an ad-hoc basis for team gatherings, functional off-sites or customer meetings. . See yourself at Twilio Join us as our next Principal Presales Engineer on Twilio’s Strategic Communications team! About the job This position is needed to enable our customers to build the future of communications. The Principal Presales Engineer is a critical part of the sales team focused on our Strategic segment. Twilio’s Principal Presales Engineers are responsible for delivering the Technical Win and best Product Fit to our customers. They lead the technical pre-sales relationship, drive technical discovery, propose technical architectures, demonstrate the product, anticipate concerns and offer creative solutions. They build customer trust in Twilio’s solutions. Principal Presales Engineers should be comfortable engaging a CEO or sketching out an API flow on a whiteboard with customer software engineers. As a Principal Presales Engineer you will be fully autonomous. You will be capable of driving the technical side of all but the most complex opportunities independentl