Principal Game Engine Team Lead, Platform Worldscape TechnologyPrincipal Game Engine Team Lead, PlatformRedmond, Washington$160,000–$200,000 / yearWith a zero-trust security framework, seamless integration with legacy systems, and robust developer tools, Worldscape empowers rapid deployment of agentic applications that drive resilience and efficiency in sectors like logistics, telecom, defense, and infrastructure. Deliver core physics features: Collision detection (broad‑phase/narrow‑phase), entity controllers, vehicle dynamics with an emphasis on orbital mechanics, particles/fluid mechanics (with an emphasis on atmospheric dynamics).
Principal Incident Responder Fluidstack LtdPrincipal Incident ResponderSeattle, WAThe customers running on our infrastructure are building the most consequential technology in human history, and being responsible for the physical and logical security of that work makes everything else feel small. If there is an error with your submission and you did not receive a confirmation email, please email careers@fluidstack.io with your resume/CV, the role youve applied for, and the date you submitted your application-- someone from our recruiting team will be in touch.
Principal Product Operations Lead PDLC Qualtrics International IncPrincipal Product Operations Lead PDLCSeattle, WA$175,500–$251,500 / yearYou are passionate about helping teams execute effectively against the company strategy, bringing insights to support data-driven decision-making and best practices for gate-management to ensure our best ideas become successful launches. End-to-end Program Ownership: You will be the SME and owner of the PDLC "program" - ensuring that high-quality information is surfaced to make strategic decisions about the innovations we invest in and ensure they are prepared for a successful launch.
Principal Product Manager, Inference Engine DigitalOcean LLCPrincipal Product Manager, Inference EngineSeattle, WA$218,400–$273,000 / yearMaximize GPU utilization and margin: Create a clear product and business framework for improving token revenue per GPU hour, reducing idle capacity, reclaiming underutilized infrastructure, and driving better gross margin as the business scales. Fluency in modern AI workloads: Familiarity with LLM inference, open-source models, model serving, prompt caching, batching, model routing, media models, latency tradeoffs, and production AI application patterns.
Finance & Regulatory- Reporting- Principal Demand Drive SolutionsFinance & Regulatory- Reporting- PrincipalColumbia, WashingtonThe Finance and Regulatory - Reporting - Principal role will offer you the flexibility to make each day your own, while working alongside people who care so that you can deliver on the following responsibilities: Research new technical SEC disclosure guidance and design implementation. In this role you will partner with other leaders in the Financial Reporting team, SEC legal, Accounting Policy, Operational Accounting teams, and other business partners as required.
Principal Software Engineer | Data Science ExtraHop NetworksPrincipal Software Engineer | Data ScienceSeattle, WABy decrypting and analyzing complete packet-level data at wire speed and leveraging cloud-scale machine learning, ExtraHop empowers Security Operations Centers (SOCs) to detect, investigate, and remediate modern cyber risks in real time across their entire hybrid infrastructure, including data center, cloud, and SASE environments. You will operate with significant autonomy, influence engineering direction across teams, and mentor engineers at multiple levels while delivering software that addresses the most sophisticated challenges in network security.
Principal Software Engineer - Dataplane & Edge Infrastructure Blue Origin Enterprises LPPrincipal Software Engineer - Dataplane & Edge InfrastructureSeattle, WA$230,773–$323,081.85 / yearand/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing (CDL drivers only), vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs.
Principal Technical Program Manager Rocket MortgagePrincipal Technical Program ManagerSeattle, WashingtonPartnering directly with engineering leadership and our Principal Architect, you will align the daily execution of a 45-person organization—including engineering managers and Staff-level ICs—to ensure we deliver our ambitious architectural vision on time, securely, and with zero disruption to critical business operations. Capable of distilling complex technical challenges, architectural pivots, and schedule risks into clear, actionable updates for both highly technical engineering teams and non-technical business stakeholders (including VP and C-level executives).
Principal Tpm, Drone & Autonomy Software BRINCPrincipal Tpm, Drone & Autonomy SoftwareSeattle, WAIn this role, you'll drive programs spanning embedded/on-device software and the full autonomy pipeline (perception, navigation, controls) coordinating releases, aligning software delivery with new hardware product introductions (NPI), and managing the weekly release cadence for in-market devices. Our cutting-edge solutions are utilized by over 600 public safety agencies across America and the company has raised over $150M from investors, including Index Ventures, Motorola Solutions, Sam Altman, Dylan Field, Mike Volpe, Alexandr Wang and more.
Principal Software Engineer - Full Stack Worldscape TechnologyPrincipal Software Engineer - Full StackRedmond, Washington$160,000–$200,000 / yearWith a zero-trust security framework, seamless integration with legacy systems, and robust developer tools, Worldscape empowers rapid deployment of agentic applications that drive resilience and efficiency in sectors like logistics, telecom, defense, and infrastructure. 10+ years of experience delivering complex technology solutions, including architecture, platform development, consulting, or deep technical domain expertise (e.g., distributed systems).
Principal Marketing Strategist ExpediaPrincipal Marketing StrategistSeattle, WashingtonAs a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business. In this role, you will help shape business strategy by identifying high-impact opportunities, leading cross-functional initiatives, and influencing decisions that drive meaningful outcomes across the organization.
Principal Sales Engineer GitGuardianPrincipal Sales EngineerSeattle, WA$190,000–$230,000 / yearGitGuardian leads the way in Non-Human Identity security, offering end-to-end solutions from secrets detection in code, productivity tools and environments to strong remediation, observability and proactive prevention of leaks. Well developed project management skills (pre-sales & post-sales periods often involve speaking with multiple stakeholders who work on various teams, either internally or externally).
AI Engineer - Principal Siemens AGAI Engineer - PrincipalBellevue, WA$154,200–$277,600 / yearDesigns and implements AI-driven automation solutions with Siemens CAD/CAM tools, including LLM-based workflows, retrieval-augmented generation, and intelligent scripting pipelinesBridges mechanical engineering domain expertise with modern AI capabilities to deliver innovative solutions, prototypes, and customer-facing applicationsExperience working in an enterprise organization utilizing Siemens CAD/CAM toolsAbility to interface directly with customers to improve production deploymentsAbility to work directly with the software development team to improve the core productsAbility to influence product direction through software and engineering innovationAssists other engineers in the design, development, and implementation of large-scale applicationsResponsible for in-depth technical papers, presentations, and proposals to customer management and stakeholdersTechnical Lead in guiding junior engineersWorks without supervision on the most complex projects with latitude for independent judgmentAdvanced knowledge of the fieldQualified Applicants must be legally authorized for employment in the United States. Experience level Experienced Professional Job type Full-time Work mode Hybrid (Remote/Office) Employment type Permanent Location(s) Bellevue - Washington - United States of America Siemens Digital Industries Software is a leading provider of solutions for the design, simulation, and manufacture of products across many different industries.
Principal Engineer - AI Platform & Operations Serko LimitedPrincipal Engineer - AI Platform & OperationsSeattle, WAWhen 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. With offices in New Zealand, Australia, North America, and China, we are thrilled to be expanding our global footprint, landing our new hub in Bengaluru, India.
Principal Engineer, Safety Methods TerraPowerPrincipal Engineer, Safety MethodsBellevue, WashingtonReporting to the Manager, Plant Thermal Hydraulics Methods, the principal engineer supports the creation, improvement and qualification of advanced system-level modeling approaches that enable accurate, robust prediction of plant behavior across operational and transient scenarios. TerraPower 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.
Principal Software Engineer MicrosoftPrincipal Software EngineerRedmond, WA$142,800–$274,800 / yearOwning the architecture and run-state reliability of AI-driven support workflows; defining the reliability bar for incident response and live-site health; and serving as a designated responsible individual (DRI) who leads incident retrospectives to identify root causes, owns repair actions, and prevents recurrence across the platform. Industry or company-wide thought leadership in AI engineering—for example, driving adoption of emerging technologies, representing engineering to executives and external audiences, or contributions such as patents, publications, or widely adopted internal frameworks.
Principal Software Engineer DigitalOceanPrincipal Software EngineerSeattle, WA$235,200–$294,000 / yearIAM and KMS are the bedrock of trust at DigitalOcean; our services sit in the critical path of every request, authorizing billions of transactions per second with single-digit millisecond latency, and securing the cryptographic material that protects every customer workload on the platform. Evolve Key Management: Design and deliver a robust, multi-tenant KMS, including envelope encryption, customer-managed key patterns, and HSM-backed key material, that gives customers deep, fine-grained control over their data security posture.
Principal Clinical Informaticist - Clinical Intelligence Truveta IncPrincipal Clinical Informaticist - Clinical IntelligenceSeattle, WARemote$205,000–$235,000 / yearThe primary focus of this role is developing reasoning frameworks, decision guides, and intelligence capabilities that improve how Truveta Intelligence interprets healthcare data and supports analytical workflows. We recognize that opportunities in technology historically excluded and continue to disproportionately exclude Black and Indigenous people, people of color, people from working class backgrounds, people with disabilities, and LGBTQIA+ people.
Principal Playback QoE Engineer Oracle CorpPrincipal Playback QoE EngineerSeattle, WA$99,600–$234,600 / yearOracle maintains broad salary ranges for its roles in order to account for variations in knowledge, skills, experience, market conditions and locations, as well as reflect Oracle''s differing products, industries and lines of business. This role will connect viewer-side playback telemetry with OVE infrastructure behavior, enabling real-time live-event operations, customer-facing quality reporting, and data-driven optimization of the delivery platform.
Principal Engineer - Security Products, Security Visibility DigitalOceanPrincipal Engineer - Security Products, Security VisibilitySeattle, WA$235,200–$294,000 / yearEvolve the Audit Logging Platform: Lead the redesign of DigitalOcean's audit log infrastructure to support immutable, tamper-evident, compliance-grade event records with fine-grained retention controls, cross-account federation, and real-time streaming access for customers and internal security teams. Core Experience: You possess over 10 years of software engineering expertise, including 4+ years dedicated to audit logging, security telemetry, SIEM integration, or managing high-throughput data pipelines within cloud or IaaS ecosystems.