NewPrincipal Robotics Engineer - Control Theory, ROS2, Embedded Everforth, CybercodersPrincipal Robotics Engineer - Control Theory, ROS2, EmbeddedRedmond, WA$156,000–$190,000 / yearThis role will own system-level architecture for perception, planning and control, drive embedded and ROS2-based software development, and ensure robust closed-loop performance for production products. Nice-to-have: hands-on experience with Isaac Sim, RTOS tuning, closed-loop optimization, and prior work with embedded Linux images and CI/CD for robotics deployments.
NewPrincipal Electrical Engineer ALTEN Technology USAPrincipal Electrical EngineerSeattle, WA$150,000–$170,000 / yearJob Description We're ALTEN Technology USA, an engineering company helping clients bring groundbreaking ideas to life—from advancing space exploration and life-saving medical devices to building autonomous electric vehicles. When you join ALTEN Technology USA, you'll collaborate on some of the world's toughest engineering challenges, supported by mentorship, career growth opportunities, and comprehensive benefits.
Principal Data Scientist WeyerhaeuserPrincipal Data ScientistSeattle, WA$131,082–$196,766 / yearWe are seeking an experienced Principal Data Scientist to provide technical leadership and passionate about applying machine learning, statistics, experimentation, and optimization techniques to solve complex business problems across manufacturing, operations reliability, supply chain, and product quality domains. For over 125 years, our Weyerhaeuser team has been making a difference in the world – from the seedlings we plant, to the forests and trees we nurture, we ensure every acre is managed with diligence, patience and pride.
NewSR. CYBERSECURITY ENGINEER, CLOUD AND INCIDENT RESPONSE Widenet ConsultingSR. CYBERSECURITY ENGINEER, CLOUD AND INCIDENT RESPONSESeattle, WashingtonContractorLead and support investigations across cloud, identity, endpoint, email, and SaaS, including account compromise, data exfiltration, insider risk, and business email compromise. This position will help strengthen the cloud security posture, mature incident response capabilities, and advance data security and zero-trust initiatives.
NewMechanical Engineer II Wilder SystemsMechanical Engineer IISeattle, WA$105,000–$150,000 / yearJob Description Wilder Systems is seeking a Mechanical Engineer to join our Seattle design strike team, working alongside senior engineers on our toughest mechanical design challenges — including designing multi-position electromechanical assemblies for drilling, probing, and filling aerospace holes. Intermediate level of basic machinery design - includes design process, engineering mechanics and materials, failure prevention, and characteristics of the principal types of mechanical elements.
NewAndroid Engineer WealthfrontAndroid EngineerSeattle, WA$150,000–$189,000 / yearWith high quality software as our ultimate engineering objective, our key tactic is automation: • Wealthfront software automates the financial services we provide to our clients, and within these services we automate the collection of data that we learn from on our way to making our services even better. • Multiple automated investing portfolios designed to unlock tax savings through sophisticated strategies like fixed income, tax-loss harvesting, and direct indexing—which we offer at industry-leading low costs and accessible minimums.
NewSenior Staff Network Architect CrusoeSenior Staff Network ArchitectSeattle, WA$250,000–$300,000 / yearCrusoe is looking for a Senior Staff Network Architect to help define and evolve network architecture across our infrastructure stack from bare-metal data center switching fabrics and RDMA interconnects to SDN control planes, Kubernetes networking, and cloud-layer overlays. You'll help drive adoption of modern networking paradigms like intent-based networking, declarative configuration management, and network source of truth, improving how Crusoe designs, provisions, and operates its network at scale.
Sr Principal Software Engineer JPMorgan Chase Bank, N.A.Sr Principal Software EngineerSeattle, WAFull timeAs a Senior Principal Software Engineer at JPMorganChase within the CDAO AI/ML Data Platforms Team, you provide deep engineering expertise and work across agile teams to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. Demonstrated experience designing and scaling agentic AI-enabled development patterns (using enterprise-authorized tools within the work environment) across teams/functions, including establishing governance for human-in-the-loop validation, traceability/auditability, and secure handling of sensitive inputs/outputs.
Principal Software Engineer Nordstrom Inc.Principal Software EngineerSeattle, WA$191,000–$297,000 / yearSet technical direction and strategy across the Inventory Technology portfolio, serving as the domain's technical authority to peer engineering organizations (Supply Chain, Merchandising, Data Science) and enterprise business stakeholders. Our platform provides a real-time, unified representation of inventory state, enabling stores, fulfillment centers, and enterprise stakeholders to make informed decisions about stock availability, movement, and allocation.
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 REI (Recreational Equipment Inc.)Principal Software EngineerSeattle, Washington$130,200–$208,200 / yearWorking closely with Product Engineering, Architecture, Security, Infrastructure, and Product Management, you will shape the future of REI’s developer experience, cloud ecosystem, delivery pipelines, platform services, and AI engineering capabilities while helping teams design, build, deploy, and operate software more effectively. Reporting to the Director of Engineering Enablement, this is a highly visible role where you can bring your vision, creativity, and servant leadership to help create the future of REI’s developer platform toolset and engineering practices so they continue to meet the evolving needs of the Co-op in a rapidly changing AI-enabled technology landscape.
Principal Software Engineer GradialPrincipal Software EngineerSeattle, WashingtonOur platform orchestrates across martech stacks, workflows, and people to automate marketing execution, cutting execution time, so marketers focus on the work only humans can do: shaping brands, understanding customers, and creating the work that moves people. Gradial is seeking a Principal Software Engineer to drive the architecture and technical vision behind AI-native systems that transform how creative teams build and update websites.
NewPrincipal Software Engineer (Platform Team) Space Exploration TechnologiesPrincipal Software Engineer (Platform Team)Redmond, WA$200,000–$285,000 / yearBASIC QUALIFICATIONS: Bachelor's degree in computer science, computer engineering, or other engineering discipline and 7+ years of professional experience building and scaling production platforms; OR 9+ years of professional experience building and scaling production platforms in lieu of a degree. This team creates secure, scalable gateways and proxy systems that allow engineers and operators across the company to write code faster, perform advanced data analysis, connect AI to their daily tools and problems, and turn ideas into deployed solutions with confidence.
Senior/Lead/Principal Software Engineer, Agentforce Operations Salesforce.com, Inc.Senior/Lead/Principal Software Engineer, Agentforce OperationsSeattle, WA$148,500–$313,700 / yearThe team is responsible for designing, building, and scaling the systems that connect our platform to the broader Salesforce ecosystem - including Mulesoft, Flow, and Data Cloud - while also powering the self-serve data synchronization mechanisms that customers depend on daily. Lead the design and implementation of highly scalable, efficient, and reliable data export pipelines, integrating internal data sources (CSV files, REST API outputs) with Salesforce Data Cloud and/or Informatica.
Senior Principal Software Engineer, Infrastructure DockerSenior Principal Software Engineer, InfrastructureSeattle, WashingtonRemoteYou'll be recognized across Docker as the definitive expert on platform architecture, consulted by executives on strategic technical decisions, and responsible for ensuring that every product team can launch enterprise-ready features rapidly because the platform handles the complexity underneath. As Senior Principal Engineer, you will establish strategic technical plans that span multiple engineering organizations, make critical architectural decisions that affect Docker's entire product portfolio, and drive execution of cross-company programs that directly enable revenue generation.
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 (Pmts) Salesforce.com, Inc.Principal Software Engineer (Pmts)Bellevue, WA$197,300–$313,700 / yearLead the API strategy powering the pillar's headless architecture: own the design, versioning, deprecation policy, and long-term contract stewardship for public and internal APIs that expose Process Intelligence capabilities to Agentforce agents, Salesforce clouds (Data Cloud, Sales, Service, Field Service), and external customers. You will be a leading technical representative across the application stack, negotiating interfaces with peer teams, driving architectural alignment across the product, and setting the bar for non-functional quality - availability, multi-tenancy, security, and performance across Java and Python application services.
Senior Principal Software Engineer ArcfieldSenior Principal Software EngineerHome, VirginiaFull timeThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. As an industry-leading solutions provider in digital engineering and model-based systems engineering (MBSE), the company delivers MBSE-as-a-Service, integrated digital engineering environment deployments, training and consulting to both commercial and public sector customers.
Principal Software Engineer- Eng Ultimate Kronos GroupPrincipal Software Engineer- EngSeattle, WA$163,900–$270,883 / yearYou will work in an agile environment, partnering closely with engineers, product managers, architects, and leadership across the HCM portfolio to deliver secure, scalable, observable, and AI-ready services. With the world's largest collection of workforce insights, and people-first AI, our ability to reveal unseen ways to build trust, amplify productivity, and empower talent, is unmatched.
Principal Software Engineer (Ai/Ml Architect) Ultimate Kronos GroupPrincipal Software Engineer (Ai/Ml Architect)Seattle, WA$163,900–$235,550 / 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.