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Senior Development Engineer 3 in United States

1,941 active opportunities · Updated October 2026

Explore current senior development engineer 3 jobs across United States. Filter by work mode, employment type, experience, department, date posted and distance.

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📍 San Francisco, California, United States· Full-time
✓ High-confidence listingCompany trend -93.7%

$192K – $259.8K/yr

Quick readStrong listing-quality and freshness signals

Drata is building the trust layer between great companies - automating compliance, managing risk, and helping organizations prove trust continuously as they scale. We're Dratanauts: a global crew of 600+ professionals united by a culture that rewards integrity, ownership, and raising the bar, no matter where in the world we're working from. Why Join the Drata Team? At Drata, you're not maintaining legacy compliance software - you're building the agentic AI platform defining what trust looks like for the next generation of companies. Here's what makes the work itself worth showing up for: Problems without a playbook: You'll work at the edge of AI and security, building agentic governance, continuous compliance, and real-time trust verification to solve problems that don't have an established answer yet. You're writing it as you go. Real ownership, not just process: Our values center on owning outcomes and raising the bar, not checking boxes. You're expected to have opinions and back them. A seat at the table: Your perspective is unique and valued. Open debate and diverse viewpoints are built into how decisions actually get made here, at every level. Growth at rocketship speed: Drata is scaling fast, which means scope grows fast too. High performers get more ownership, visibility, and experience. A crew, not just coworkers: Dratanauts consistently describe a "come as you are" culture with sharp, curious people—the kind of team that makes hard problems genuinely fun to solve. See what they say here and follow us on LinkedIn for company news, employee stories, and career updates. Job Summary: Drata is reimagining compliance as an intelligent, always-on experience — and AI is at the center of that vision. We are seeking a Senior AI Product Engineer to own the full-stack development of customer-facing AI features, embedded directly within our product teams. This is not a platform or infrastructure role. You'll translate the capabilities of LLMs, agents, and RAG pipelines

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📍 New York, New York, United States· Full-time
✓ High-confidence listingCompany trend -85.2%

From $272K/yr

Quick readStrong listing-quality and freshness signals

We’re looking for a Senior Staff Software Engineer with deep experience in GenAI/ML to join Datadog’s Application Performance Monitoring (APM) team. APM is a product which provides deep visibility into applications, enabling users to identify performance bottlenecks, troubleshoot issues, and optimize services. With distributed tracing, profiling, out-of-the-box dashboards, and seamless correlation with other telemetry data, Datadog APM provides some of the deepest and most structured visibility into the health and performance of applications. This context sets us up for an opportunity to be the world leaders in agentic investigations and incident troubleshooting. You’ll act as a technical leader within the APM group, focused on agentic workflows. You’ll lead efforts to design, train, evaluate, and deploy GenAI/ML models at scale. We’re looking for a product-minded ML engineer with strong technical expertise, excellent communication skills, and a track record of driving impactful initiatives end to end. At Datadog, we place value in our office culture - the relationships and collaboration it builds and the creativity it brings to the table. We operate as a hybrid workplace to ensure our Datadogs can create a work-life harmony that best fits them. What You’ll Do: Serve as the technical owner for GenAI initiatives within APM, leading design, development, and deployment of ML/AI-powered features across multiple teams. Guide long-term strategy and technical direction for GenAI workflows across APM and related products. Build and benchmark GenAI/ML models using state-of-the-art techniques. Contribute to Datadog’s broader senior engineering community through thought leadership and collaboration on company-wide initiatives. Collaborate with cross-functional teams to build automated investigation and triaging tools. Influence product direction by bringing a strong product mindset to your work, always advocating for the end user. Guide teams through ambiguity, sc

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📍 San Francisco, California, United States· Full-time
✓ Quality checkedCompany trend -82%

About the Team Security is at the foundation of OpenAI’s mission to ensure that artificial general intelligence benefits all of humanity. The Identity Infrastructure Engineering team sits at the core of this effort, designing and building the identity and access management solutions that protect our model weights, customer data, and critical systems across multiple cloud environments. We partner with teams across OpenAI—Applied Engineering, Research, IT, and Security—to provide a secure and scalable platform for permissioning, orchestration, and innovative AI research. About the Role We’re looking for a Staff+ Software Engineer to help build and evolve the identity infrastructure that supports OpenAI’s research, engineering, and internal platforms. This role sits at the intersection of cloud infrastructure, identity systems, and software engineering. You’ll work across production systems, infrastructure-as-code, cloud control planes, identity providers, and operational infrastructure to build secure, scalable, and reliable systems used broadly across the company. The ideal candidate has experience building and operating large-scale, mission-critical systems with strong reliability and security requirements, and is comfortable writing production code, designing distributed systems, and driving ambiguous projects from 0 to 1 while building the operational rigor needed to run critical infrastructure over time. In this role, you will: Lead the architecture, development, and operation of identity infrastructure that spans cloud platforms, internal systems, and critical engineering services. Design and evolve systems for authentication, authorization, access governance, auditability, and policy enforcement with a strong focus on reliability, scalability, and secure-by-default design. Build foundational infrastructure and platform capabilities that are broadly used across engineering, research, and security teams. Improve the reliability, observability, performance, and op

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📍 Washington, District of Columbia, United States· Full-time
✓ Quality checkedCompany trend -82%

About the Team Join the engineering teams that bring OpenAI’s ideas safely to the world! The Applied Engineering team works across research, engineering, product, and design to bring OpenAI’s technology to consumers and businesses. We seek to learn from deployment and distribute the benefits of AI, while ensuring that this powerful tool is used responsibly and safely. Safety is more important to us than unfettered growth. About the Role We’re seeking Software Engineers who can solve complex, high-impact problems across our stack. In this role, you’ll join a nimble team driving the deployment of OpenAI’s technology into new environments and infrastructure that power critical missions in the public sector. You’ll work cross-functionally with product, security, and compliance teams to build the functionality needed to deliver a scalable, reliable platform. You’ll also partner directly with customers to design and build new products and features that create real-world impact. From launching net-new capabilities to optimizing how we serve inference in unique, high-stakes environments, this role offers both breadth and technical depth—giving you the opportunity to shape the future of OpenAI’s technology where it matters most. This role is based in Washington D.C., San Francisco, CA or Seattle, WA. Occasional travel to customer sites is required for this role. In this role, you will: Own the development of new customer-facing ChatGPT and OpenAI API features end-to-end, both on-premises and in the cloud, for our public sector customers. Partner and directly embed with teams across the business, including engineering, security, and compliance, to enable our products to work within the unique constraints of new environments. Talk to users to understand their problems and design solutions to address them Work with the research team to get relevant feedback and iterate on their latest models, developing solutions specific for public sector customers at both the model & data

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📍 Menlo Park, California, United States· Full-time
✓ Quality checkedCompany trend -92.9%

At Snowflake, we are powering the era of the agentic enterprise. To usher in this new era, we seek AI-native thinkers across every function who are energized by the opportunity to reinvent how they work. You don’t just use tools; you possess an innate curiosity, treating AI as a high-trust collaborator that is core to how you solve problems and accelerate your impact. We look for low-ego individuals who thrive in dynamic and fast-moving environments and move with an experimental mindset — who rapidly test emerging capabilities to discover simpler, more powerful ways to deliver results. At Snowflake, your role isn't just to execute a function, but to help redefine the future of how work gets done. Snowflake is expanding the boundaries of the Data Cloud to support mission-critical transactional workloads. Our goal is to deliver OLTP capabilities with the performance, reliability, simplicity, and scale customers expect from Snowflake, while creating a seamless experience across transactional and analytical data. We are looking for a Senior Engineering Manager – OLTP to lead engineering teams and leaders building core transactional database technology and the cloud infrastructure required to operate it at scale. You will help define the architecture and roadmap, grow the organization, and drive technology from design through production. AS A SENIOR ENGINEERING MANAGER – OLTP AT SNOWFLAKE, YOU WILL: Set technical and execution strategy for key areas of Snowflake's OLTP platform, translating product goals into architecture, roadmaps, and team plans. Lead and grow multiple engineering teams, developing managers and senior technical leaders while fostering a culture of ownership, technical excellence, and execution. Drive adoption of AI and agentic development practices to improve engineering velocity, quality, and productivity across the software development lifecycle. Drive architecture and technical decisions in areas such as transactions, concurrency control, low-latenc

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📍 Menlo Park, California, United States· Full-time
✓ Quality checkedCompany trend -92.9%

At Snowflake, we are powering the era of the agentic enterprise. To usher in this new era, we seek AI-native thinkers across every function who are energized by the opportunity to reinvent how they work. You don’t just use tools; you possess an innate curiosity, treating AI as a high-trust collaborator that is core to how you solve problems and accelerate your impact. We look for low-ego individuals who thrive in dynamic and fast-moving environments and move with an experimental mindset — who rapidly test emerging capabilities to discover simpler, more powerful ways to deliver results. At Snowflake, your role isn't just to execute a function, but to help redefine the future of how work gets done. As a Senior Forward Deployed Engineer (FDE), you will be embedded with customers to lead the modernization of their data and application ecosystem using the Snowflake AI Data Cloud. You will especially focus on modernizing their Spark and Data Engineering focused workloads. You will partner closely with clients to understand their business challenges and design, build, and implement cutting-edge data solutions on Snowflake. Your role is crucial in enabling customers to harness the full potential of their data, driving insights, and powering AI initiatives. You'll act as a trusted technical advisor, ensuring customers achieve significant business value and success with Snowflake. WHAT YOU WILL BE RESPONSIBLE FOR: Software Development : Design, build, and deploy robust software systems, tooling, and automation required to support customer solutions on Snowflake. Create comprehensive documentation for developed solutions, technical configurations, and best practices. Data Engineering & Platform Implementation : Design and implement scalable data pipelines and modern data architectures on Snowflake. Ensure data quality, integrity, and efficient processing within the customer's modern data environment. Performance Optimization & Best Practices : Analyze and optimize data

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📍 Hazelwood, United States
✓ High-confidence listingCompany trend +515.8%
Quick readStrong listing-quality and freshness signals

Propulsion Engineer (Experienced or Senior) Company: The Boeing Company Boeing Defense, Space & Security (BDS) is seeking a Propulsion Engineer to contribute to the development and qualification of a new propulsion system for a cutting-edge fixed-wing program in the St. Louis, MO , area. In this role, you will be an integral part of a larger Flight Sciences team consisting of propulsion, aerodynamics, and guidance, navigation and controls. As part of the propulsion team you will contribute to inlet development, engine integration and controls, testing, and qualification efforts. Come join the Boeing team as we develop next generation airplanes that will make aviation history Our teams are currently hiring for a broad range of experience levels including; Experienced and Senior Level Propulsion Engineer. Position Responsibilities: Defines requirements for propulsion systems within a model-based engineering environment Defines, coordinates and controls the functional and physical interfaces between the propulsion system and the vehicle Configures or designs propulsion sub-systems and components to meet all vehicle design and performance specifications Contributes to or leads a range of testing, analysis, modeling, and simulation activities aimed at predicting and validating system performance Defines and performs verification tests for propulsion sub-systems and components Review, processing and approval of engine and component qualification documentation Assist with propulsion ground and flight test planning Propulsion vendor management and coordination This position is expected to be 100% onsite. The selected candidate will b

Recruitment
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📍 Berkeley, United States
✓ High-confidence listingCompany trend +515.8%
Quick readStrong listing-quality and freshness signals

Ground Systems Integration Engineer (Experienced or Senior Level) Company: The Boeing Company Boeing Defense, Space & Security (BDS) is seeking a Ground Systems Integration Engineer (Experienced or Senior Level) to support an Air Dominance Fixed Wing Proprietary Program in Berkeley, MO . Step into a fast-paced, cutting-edge program where your expertise will drive the design, integration, and testing of advanced, cloud-based systems that empower mission planning, debrief, and tactical Command & Control (C2) solutions for fixed-wing platforms. As a key contributor, you will support the development, analysis, integration, and testing of innovative engineering solutions for critical Ground System capabilities, including but not limited to: Mission Planning and Debrief Command and Control Systems Network and Communication Architectures Situational Awareness Enhancements You will take ownership of developing prioritized mission systems digital threads, ensuring seamless support for ground systems from initial design through to final delivery. You will work with a high-performing, cross-functional team in an agile environment, driving next-generation capabilities from design through delivery. This role offers the chance to innovate with open-architecture, model-based designs while collaborating across disciplines to support critical defense missions. If you’re passionate about advancing mission-critical systems and thrive in a collaborative, fast-moving environment, this is your opportunity to make a significant impact. Why Join Us? Impactful Work: Be part of a team that plays a crucial role in

Recruitment
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📍 New, Albuquerque, United States
✓ High-confidence listingCompany trend +315.4%
Quick readStrong listing-quality and freshness signals

Job Details: Job Description: The Thin Films Senior Process Engineer will support PVD, CVD, and ALD technologies for dielectric and metal thin-film deposition in a high-volume manufacturing environment. Key Responsibilities Apply advanced expertise in thin-film deposition processes to drive continuous improvement in process performance, sustainment, and technology development. Collaborate with upstream and downstream partners to deliver manufacturing improvements through strong cross-functional engagement and stakeholder management. Own manufacturing processes and/or equipment, ensuring achievement of key performance indicators (KPIs) including safety, quality, cost, productivity, defect reduction, and yield improvement. Develop and execute strategic plans for complex projects, coordinating timelines and dependencies across multiple teams and initiatives. Support manufacturing capacity expansion and technology transfer activities to enable successful ramp-to-volume production. Partner with equipment vendors and cross-functional stakeholders to troubleshoot technical challenges, improve tool performance, and enhance operational efficiency. Lead process development initiatives that support current and next-generation high-volume manufacturing technologies. Design and optimize excursion prevention and detection systems to strengthen process control and minimize manufacturing risk. Lead equipment installation, conversion, qualification, and readiness activities during factory ramps, ensuring all tools are deployed safely, on schedule, and in compliance with quality and manufacturing standards. Drive root cause analysis and implement corrective actions to resolve process and equipment-related issues while improving overall manufacturing stability and performance. <p st

Recruitment
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📍 Berkeley, United States
✓ High-confidence listingCompany trend +515.8%
Quick readStrong listing-quality and freshness signals

F/A-18 Senior Systems Engineer Company: The Boeing Company Boeing Defense, Space & Security (BDS) is seeking a Senior Systems Engineer to join the F/A-18 Systems Engineering Integration and Test (SEIT) Team in Berkeley, MO . The Senior Systems Engineer is responsible for leading cross-functional integration to drive engineering excellence in the execution of our F/A-18 software development activities. The individual selected for this role will be primarily focused on the Technical Integration role for Software Development and Advanced Systems activities. Position Responsibilities Ensure Engineering Excellence: Responsible for leading integration across multiple engineering and program teams to ensure safety, technical excellence, and product integrity. Drives adherence to Boeing and program processes, setting high standards for quality and performance Systems Engineering Approach: Ensure an integrated systems engineering approach. Take ownership to manage requirements and ensure full traceability. Manage the configuration of the integrated system to ensure dependencies are well understood. Responsible for ensuring comprehensive certification and verification activities, demonstrating a commitment to excellence Build Strategic Partnerships: Develop and nurture strong relationships with the United States Navy (USN), engineering functions, and program management. Leverage these partnerships to enhance collaboration and drive program success Manage Technical Baseline: Oversees the technical baseline, including mission systems configuration, technical performance measures, architecture diagrams, and Risk Identification and Opportunity (RIO) assessments. Foster

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📍 Berkeley, United States
✓ High-confidence listingCompany trend +515.8%
Quick readStrong listing-quality and freshness signals

Application Software Engineer, Phantom Works (Experienced or Senior) Company: The Boeing Company The Boeing Company is looking for an Application Software Engineer (Experience or Senior ) to join the Phantom Works Open Architecture Systems Integrated Software (OASIS) Solutions team located in Berkeley, MO. This position will focus on supporting the Boeing Defense, Space & Security (BDS) Software Engineering organization. Phantom Works is where imagination meets engineering excellence — a place where bold ideas are shaped to transform the future of defense. Driven by curiosity and relentless problem-solving, our team pushes boundaries across aerospace, autonomy, emerging technologies and advanced materials to create breakthrough capabilities that keep people and warfighters safe, and missions successful. With a culture of collaboration, integrity, and rigorous testing, Phantom Works transforms daring concepts into trusted, operational solutions that inspire confidence and expand what’s possible in the skies and beyond. The selected team member will enjoy working collaboratively with others, has commitment to customer satisfaction and process improvement, and is successful working in a multi-contract/multi-program environment. The Application Software Engineer will support the development of solutions to a wide range of complex problems that require ingenuity and innovation. The ideal candidate should be adaptable to new development environments and eager to work with and learn new technologies. Position Responsibilities: Designs, develops, tests, and maintains embedded software throughout the end-to-end lifecycle that meets industry, customer, safety, and regulation standards. Reviews, analy

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📍 Work At Home Texas, United States
✓ High-confidence listingCompany trend +340.2%
Quick readStrong listing-quality and freshness signals

We’re building a world of health around every individual — shaping a more connected, convenient and compassionate health experience. At CVS Health®, you’ll be surrounded by passionate colleagues who care deeply, innovate with purpose, hold ourselves accountable and prioritize safety and quality in everything we do. Join us and be part of something bigger – helping to simplify health care one person, one family and one community at a time. Position Summary CVS Health Digital is looking for hands-on, passionate people who want to join a high energy and growing team to make a difference in customers’ lives and who want to be on the forefront of digital innovation that aims to reinvent what a pharmacy and a health care company can be in the digital world. Currently, we are seeking a highly skilled Full stack Senior Software Engineer to join our team focused on building software component using cutting-edge, cloud-native platform hosted on Google Cloud Platform (GCP). As part of the team, you will play a crucial role in designing and developing micro services that drive the modernization of critical prescriber and patient domains. The ideal candidate will have extensive experience in backend & frontend development, system design, and a strong understanding of cloud-native software engineering principles. In this role and within the team of dedicated software engineers that you will join, you will work on applications and products that are on the forefront of technology. Responsibilities: Design, develop, and enhance scalable full-stack applications and microservices using modern software engineering

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📍 Austin, Texas, United States· Full-time
✓ High-confidence listing
Quick readStrong listing-quality and freshness signals

Hyliion is committed to creating innovative solutions that enable clean, flexible and affordable electricity production. The Company’s primary focus is to develop distributed power generators that can operate on various fuel sources to future-proof against an ever-changing energy economy. Job Purpose The Senior Manager, Manufacturing Engineering owns the manufacturing engineering function across Hyliion's Cedar Park, TX headquarters and primary production site and its Milford, OH R&D operations. The role is the bridge between the engineering design of the KARNO Power Module and the scalable, repeatable production system required for commercial ramp, defining and driving the processes, tooling, documentation, and infrastructure that transform KARNO from a highly engineered prototype into a manufacturable product. This is a player-coach role: the incumbent builds and leads a team of manufacturing engineers while remaining personally hands-on in the most challenging production problems. AI at Hyliion At Hyliion, AI is core to how we work. We equip every team member with leading AI tools and count on you to use them — to move faster, solve harder problems, and help us realize the full potential of KARNO technology for the world. Duties and Responsibilities Productionization: translate engineering designs into manufacturable, repeatable, and scalable production configurations across both sites, aligned to the commercial ramp roadmap. Tooling and process development: design, develop, and qualify manufacturing tooling, fixtures, and processes that support quality, efficiency, and volume scalability. Manufacturing documentation: own PFMEAs, control plans, work instructions, SOPs, and MBOMs, keeping them accurate, current, and accessible to the production floor. Lean and material flow: define and implement standard work, material flow, and handling strategies that increase throughput, reduce waste, and prepare the factory for

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📍 United States· Full-time
✓ Quality checkedCompany trend -100%

At Render, we’re building the modern cloud platform for developers creating AI-native, full-stack, multi-service applications. Our mission is to eliminate the tradeoff between the power of hyperscalers and the simplicity of developer-friendly platforms—so teams can ship fast, scale reliably, and focus on their product, not infrastructure. Unlike complex hyperscalers or ephemeral edge/serverless solutions, Render offers a developer-first experience with persistent compute, dynamic autoscaling, built-in orchestration, and observability, allowing teams to launch, scale, and manage real-world applications without writing infrastructure code or managing servers. Whether you're building LLM-powered applications, scalable SaaS products, or async processing pipelines, Render empowers teams to move fast and scale confidently from MVP to millions of users. Our platform is trusted by over 6.5 million developers worldwide and continues to grow rapidly. In February 2026, we raised an additional $100M in Series C financing, bringing our total funding to $257M, to accelerate our vision of making cloud infrastructure both powerful and intuitive—designed for the speed of modern AI development. We’re a diverse and talented team that values craft, velocity, and user experience. If you’re excited to help shape the future of the intelligent cloud and empower developers everywhere, we’d love to hear from you. Applying to Render We're seeking candidates who possess high integrity, humility, and an insatiable drive to learn. Through reasoned discussions and continuous feedback, we strive to improve both individually and collectively. We foster an environment of mutual trust and respect, empowering effective debate to achieve the best outcomes for our customers and team. We especially encourage members of underrepresented groups in the tech community to apply and understand that not all successful candidates will meet each requirement listed. Our interview process is unique to each role, an

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📍 Berkeley, United States
✓ Quality checkedCompany trend +515.8%

Flight Simulation Software Engineers (Associate, Experienced, and Senior) Company: The Boeing Company The Boeing Company is currently seeking Flight Simulation Software Engineers (Associate, Experienced, and Senior) to join the Flight Simulation Labs team located in Berkeley, MO . This position will focus on supporting the Boeing Defense, Space & Security (BDS) business organization. **Our teams are currently hiring for a broad range of experience levels including; Associate, Experienced, and Senior Level Software Engineers. Our Air Dominance software engineers design, develop, and demonstrate avionics solutions for the platforms we build and upgrade. Your efforts will assist in integration of innovative technologies to maintain our platform’s dominance over the battlefield for many decades to come. Additionally, our software engineers support the Flight Simulation products associated with our platforms. The roles will involve software development for tools that support simulation infrastructure across Flight Simulation Labs. Selected candidates will be aligned to a statement of work that best suits their interests and skillset, some of which could include: Creating core simulation infrastructure to serve as a jumping-off point for programs developing flight simulation capabilities Developing tools to simulate, monitor, and capture messages between subsystems in a lab environment Modeling various aircraft capabilities, including the ability to run constructive scenarios in a testing environment Position Responsibilities: Develops, documents and maintains architecture, requirements, algorithms, interfaces and designs for softwa

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