NewPrincipal Engineer, Fluid & Thermal Systems (R5620) Shield AI IncPrincipal Engineer, Fluid & Thermal Systems (R5620)Seattle, WA$266,000–$400,000 / yearAs a Principal Fluid & Thermal Systems Engineer at Shield AI, you will lead the design, development, and optimization of fluid and thermal systems for our advanced autonomous UAVs and ground systems. This role requires technical leadership, collaboration with cross-functional teams, and an unwavering commitment to delivering excellence from concept to production.
Principal Engineer - Kubernetes Platform AtlassianPrincipal Engineer - Kubernetes PlatformSeattle, Washington$209,700–$273,775 / yearSuccess will be measured by sustained outcomes—not activity—including safer workloads, faster iteration, reliable services, and leverage across Atlassian. Responsibilities: As a Principal Engineer with Deep Engineer archetype in Kubernetes Platform, you will own technically complex, high-impact outcomes from problem definition through production.
Principal Engineer, AI Security Governance | Endpoint Security Engineering ServiceNow IncPrincipal Engineer, AI Security Governance | Endpoint Security EngineeringKirkland, WA$221,200–$387,100 / yearThis position reports to the Director, Endpoint Security Engineering (ESE) and anchors the AI Security Governance Program - a board-visible, auditor-facing program spanning five control pillars (AI visibility & inventory, prompt & response protection, agent architecture & control, shadow AI & access control, and compliance & audit) and the enterprise AI risks reported to the Audit Committee. For positions requiring access to controlled technology subject to export control regulations, including the U.S. Export Administration Regulations (EAR), ServiceNow may be required to obtain export control approval from government authorities for certain individuals.
Principal Engineer - Kubernetes Platform Atlassian CorpPrincipal Engineer - Kubernetes PlatformSeattle, WASuccess will be measured by sustained outcomes-not activity-including safer workloads, faster iteration, reliable services, and leverage across Atlassian. As a Principal Engineer with Deep Engineer archetype in Kubernetes Platform, you will own technically complex, high-impact outcomes from problem definition through production.
Principal Engineer SnowflakePrincipal EngineerBellevue, Washingtonnice to have) Familiarity with the web platform (TypeScript/JavaScript, browser APIs, WebSockets, service workers, iframe/cross-origin security models) particularly as it relates to how Python-backed apps are served and embedded in the browser. This role requires a rare combination: deep hands-on engineering expertise in Python/container runtimes, a systems architect's instinct for platform design, and the organizational influence to drive cross-team programs.
Principal Software Engineer, AI Inference Cloud ARM LtdPrincipal Software Engineer, AI Inference CloudSeattle, WA$262,700–$355,400 / yearStrong software and production engineering skills, including hands-on programming in Go, C++, Rust, Python, or a similar language, and experience with reliable services, APIs, concurrency, observability, deployment safety, capacity planning, and incident response. A track record of leading complex technical initiatives while remaining hands-on, including architecture, implementation, debugging, mentoring, and influencing technical direction across teams.
Principal Software Engineer, AI Compute Infrastructure ARM LtdPrincipal Software Engineer, AI Compute InfrastructureSeattle, WA$262,700–$355,400 / yearYou will guide work across Kubernetes clusters, accelerator enablement, workload scheduling, high-performance networking, storage, and capacity management, partnering with AI researchers and engineers to improve reliability, performance, scalability, and developer productivity. Familiarity with frameworks such as PyTorch, Ray, vLLM, SGLang, or TensorRT-LLM, or experience qualifying accelerators and tuning distributed workloads.
Principal Software Engineer- Core AI Platform JPMorgan Chase & CoPrincipal Software Engineer- Core AI PlatformSeattle, WAStrong understanding of responsible AI use in engineering workflows, including data sensitivity considerations, secure handling of inputs/outputs, and adherence to resiliency and security expectations; experience coaching engineers on safe, compliant adoption within delivery practices. JPMorganChase, one of the oldest financial institutions, offers innovative financial solutions to millions of consumers, small businesses and many of the world's most prominent corporate, institutional and government clients under the J.P.
Sr Software Engineer/Principal Software Engineer Microsoft CorpSr Software Engineer/Principal Software EngineerRedmond, WA$119,800–$234,700 / yearCommercial Sales Experiences organization is part of Microsoft Commercial Business (MCB) responsible for all systems and tools to drive Cloud and AI Solutions to help customers realize value for their investments, by supporting Microsoft Field and Corp resources with programmatic and scalable assets. Technical experience and knowledge in Enterprise-scale cloud infrastructure, architecture designs & proficiency in Azure PaaS services and cloud-native platforms, including: App Platform & Compute: Web Apps, Function Apps, AKS, Azure Container Apps.
Digital Twin Principal Engineer, Lead TerraPower LLCDigital Twin Principal Engineer, LeadBellevue, WA$169,922–$235,464 / yearTerraPower is seeking to hire highly motivated and forward-thinking professionals who are interested in focusing on advanced nuclear reactor research and development and influencing change within the nuclear power landscape and bringing forward the critical production of medical isotopes. The role requires deep technical expertise, strong systems thinking, and the ability to guide both internal teams and external partners in developing validated, scalable digital solutions for advanced nuclear systems.
Senior Principal Software Engineer, Docker and Ecosystem DockerSenior Principal Software Engineer, Docker and EcosystemSeattle, WashingtonRemoteYou will own the technical strategy for secure software delivery across all of it, defining what verifiable, tamper-resistant software delivery looks like at Docker's scale, then driving the architecture that makes it real for every developer and every enterprise customer using our products. Hands-on architectural experience with some meaningful subset of: artifact signing and verification, provenance and attestation, SBOM generation and consumption, dependency and package security, CI/CD pipeline security, base image trust, or vulnerability intelligence at scale.
Principal Manufacturing Engineer Sigma DesignPrincipal Manufacturing EngineerRedmond, WA$136,000–$159,000 / yearThis role partners with cross-functional engineering teams to design, build, and validate reliable, high-performance prototype systems while driving Design for Manufacturing, system integration, and process development. While on contract you are eligible for: The hiring range for this role is typically between $136,000 and $159,000 annually, with the full range extending to $180,000 annually, based on experience, internal equity, and career progression.
Principal Network and Communications Engineer City of Tacoma (WA)Principal Network and Communications EngineerTacoma, WA$131,248–$184,808 / yearTacoma Public Utilities (TPU) is seeking an accomplished Principal Network Engineer to lead a team of talented network & communication systems Engineers in the design, implementation, and innovation of our critical Operational Technology (OT) infrastructure. In this role, youll serve as the team lead, senior technical network strategist, and advisor for critical systems that support utility operations-delivering reliability and performance across control centers, substations, remote field environments, and other mission-critical systems.
Principal Software Engineer (AI/ML Architect-Engineer) UKG IncPrincipal Software Engineer (AI/ML Architect-Engineer)Seattle, WA$163,900–$270,882 / yearAI Methodologies: In-depth knowledge of generative AI methodologies, including transformer models, diffusion models, GANs, large language models, and multi-modal architectures. Cross-Functional Collaboration: Work closely with executive leadership, product management, data science, and engineering teams to establish and prioritize GenAI initiatives.
Principal Engineer - AI Platform & Operations Serko LtdPrincipal Engineer - AI Platform & OperationsSeattle, WA$168,000–$230,000 / yearML Infrastructure Mastery: Expert-level knowledge of model serving (e.g., Triton, vLLM, Ray Serve) and deep experience with Kubernetes and cloud ecosystems (AWS/GCP/Azure). When you join Serko, you become part of a team of passionate travellers and technologists bringing people together, using the world’s leading business travel marketplace.
Principal Fpga Engineer BRINCPrincipal Fpga EngineerSeattle, WAAs a technical leader, you will drive innovation, mentor engineers, and collaborate cross-functionally to deliver cutting-edge hardware acceleration and digital systems that enable real-world live-savings robotic devices in demanding environments. Today, BRINC deploys Drone as First Responder (DFR) networks that dispatch drones directly to 911 calls, providing real-time aerial intelligence before ground units arrive and helping first responders make faster, safer decisions.
Principal Engineer SLR ConsultingPrincipal EngineerBothell, WA$130,000–$160,000 / yearWe deliver environmental and sustainability services to our clients through the integration of over 30 advisory, technical environmental, and engineering disciplines to help clients address some of their most complex challenges around sustainability. We are committed to these values, and our SLR Culture & Diversity Team works to actively promote diversity, equity, and inclusion across our people and talent processes, operations, and client work around the world.
Principal Signal and Power Integrity Engineer Microsoft CorpPrincipal Signal and Power Integrity EngineerRedmond, WA$142,800–$274,800 / yearRequired Qualifications: Doctorate in Electrical Engineering, Computer Engineering, Computer Science, or related field AND 3+ years technical engineering experience OR Masters Degree in Electrical Engineering, Computer Engineering, Computer Science, or related field AND 6+ years technical engineering experience OR Bachelors Degree in Electrical Engineering, Computer Engineering, Computer Science, or related field AND 8+ years technical engineering experience OR equivalent experience. Drives the execution of architecture solutions across product lines or multiple product groups across teams that account for design trends and future concepts by leveraging cross- functional expertise, industry practices, and lessons learned from teams working across multiple product lines.
Principal Security Engineer Microsoft CorpPrincipal Security EngineerRedmond, WA$142,800–$274,800 / yearPreferred Qualifications: Doctorate in Statistics, Mathematics, Computer Science, Computer Security, or related field AND 5+ years experience in software development lifecycle, large-scale computing, threat analysis or modeling, cybersecurity, vulnerability research, and/or anomaly detection. Required Qualifications: Doctorate in Statistics, Mathematics, Computer Science, Computer Security, or related field AND 3+ years experience in software development lifecycle, large-scale computing, threat analysis or modeling, cybersecurity, vulnerability research, and/or anomaly detection.
Principal Firmware Engineer Microsoft CorpPrincipal Firmware EngineerRedmond, WA$142,800–$274,800 / yearRequired Qualifications: Doctorate in Electrical Engineering, Computer Engineering, Computer Science, or related field AND 3+ years technical engineering experience OR Masters Degree in Electrical Engineering, Computer Engineering, Computer Science, or related field AND 6+ years technical engineering experience OR Bachelors Degree in Electrical Engineering, Computer Engineering, Computer Science, or related field AND 8+ years technical engineering experience OR equivalent experience. Partnering with the Hardware New Program Initiative team and engineering counterparts, you will oversee the development of new hardware SKUs, ensuring compliance with BIOS/UEFI requirements, adherence to development schedules, comprehensive validation, and the successful execution of rollout plans for AI-driven, next-generation compute, and high-memory SKUs.