Staff Software Engineer - Data Cloud RipplingStaff Software Engineer - Data CloudSeattle, WAThe Data Cloud team is building an end-to-end analytics and business intelligence system for our customers and will replace their need for Data Lakes, Data Warehouses and data pipelines. For office-based employees (employees who live within a 40 mile radius of a Rippling office), Rippling considers working in the office, at least three days a week under current policy, to be an essential function of the employees role.
Staff Software Engineer - Search Platform RipplingStaff Software Engineer - Search PlatformSeattle, WAFor office-based employees (employees who live within a defined radius of a Rippling office), Rippling considers working in the office, at least three days a week under current policy, to be an essential function of the employees role. You’ll partner across with Product leadership Data Cloud, platform, and AI/product teams to build shared search primitives that power multiple product surfaces.
NewStaff SW Engineer VisaStaff SW EngineerBellevue, WA$131,600–$210,300 / yearThis is a role for a self-driven engineer — a go-getter, builder, and problem solver with deep experience in Java microservices, GenAI integration, and distributed system design, and a true-north, entrepreneurial mindset focused on speed, quality, and innovation. Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid.
NewPrincipal 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.
Staff AI Security Engineer Spring HealthStaff AI Security EngineerSeattle, WA$208,000–$251,022 / yearLead secure design and threat modeling for AI systems including LLMs, agentic workflows, and retrieval pipelinesIdentify and mitigate risks such as prompt injection, data exfiltration, model abuse, and privilege escalation. With outcomes independently validated by JAMA Network Open and the Validation Institute, Spring Health reaches more than 170 million people worldwide through leading employers, health plans, and partners.
NewSenior Structural Engineer ACS Professional StaffingSenior Structural EngineerRedmond, WA$112,000–$170,000 / yearOur client, an engineering firm specializing in renewable energy, water, and environmental solutions, is seeking a Senior Structural Engineer to manage projects, lead multidisciplinary teams, and support the design of hydroelectric, fisheries, and water resource infrastructure. This role combines technical design and project leadership responsibilities, including structural analysis of concrete and steel systems, coordination across engineering disciplines, and direct client interaction throughout project execution.
NewSenior Electrical Engineer ACS Professional StaffingSenior Electrical EngineerBellevue, WA$110,000–$120,000 / yearOur client, a leading employee-owned engineering firm specializing in electrical power distribution, industrial control systems, and advanced technology solutions, is seeking a Senior Electrical Engineer to design and support complex industrial and commercial electrical systems. Perform power system modeling and analysis, including load flow studies, short-circuit analysis, protective device coordination, and arc flash calculations.
NewNuclear Methods Engineer System OneNuclear Methods EngineerBellevue, WARemote$52–$85 / hourDesign and execute sensitivity studies to understand the effects and validity of various modeling assumptions, including meshing, physics coupling, transport options, cross section preparation, fission product models, spatial kinetics, etc., and adjust methods as necessary. Experience in nuclear design/analysis methodologies including criticality, flux/power distributions, fuel management optimization, reactivity coefficients, shielding, activation, control rod worth, detector response, and uncertainty analysis.
NewI&C Design Engineer System OneI&C Design EngineerBellevue, WARemote$69–$115 / hourRequirements: B.S. or higher in Controls, Electrical, or related discipline from an accredited university with 10+ years of direct experience in instrumentation and controls systems. Responsibilities: Act as an I&C Engineer for Sodium Fast Reactor technologies, responsible for system design, prototype development, testing, integration, and commissioning.
NewNuclear I&C Design Engineer System OneNuclear I&C Design EngineerBellevue, WARemote$69–$115 / hourProvide technical direction and oversight of supplier projects, working with the contract administrator to ensure delivery of data and other deliverables to meet company requirements, as well as coordination and performance of technical reviews of deliverables. Specify and describe the suitability of instrumentation measurement techniques for use in sodium fast reactor and integrated energy storage technologies, including analysis of measurement range, response time, and measurement accuracy.
I&C Design Engineer Lead System OneI&C Design Engineer LeadBellevue, WARemote$69–$115 / hourCreate and manage detailed technical design documents and generate comprehensive design packages including P&IDs, control system architecture, and instrument installation drawings. Specify instrumentation measurement techniques for sodium fast reactors and energy storage technologies, analyzing measurement range, response time, and accuracy.
Sodium Fire Design and Analysis Engineer System OneSodium Fire Design and Analysis EngineerBellevue, WARemote$102–$130 / hourOther engineering activities include, but are not limited to, contributing to the development of computational methodologies and models, contributing to software commercial grade dedication, participating in hazard analysis, participating in Phenomena Identification and Ranking Table (PIRT) exercises, participating in Structures, Systems and Components (SSC) classification, developing analytical methods, performing analysis of sodium fire as well as verification and validation activities. The successful candidate will be responsible for developing sodium fire modeling methodologies, performing commercial grade dedication of sodium fire modeling codes, and performing sodium fire modeling calculations to support our client’s design and licensing.
NewNuclear Safety Analysis Engineer System OneNuclear Safety Analysis EngineerBellevue, WARemote$46–$77 / hourFamiliarity with nuclear design, regulatory requirements, and risk-informed performance-based technology guidance for Non-Light Water Reactors, including EMDAP and Regulatory Guide 1.203, is preferred. Assess plant transient benchmark tests, identify applicable tests relevant to the advanced reactor, and perform benchmark calculations.
NewSodium Fire Analysis Engineer System OneSodium Fire Analysis EngineerBellevue, WARemote$56–$95 / hourOther engineering activities include, but are not limited to, contributing to the development of computational methodologies and models, contributing to software commercial grade dedication, participating in hazard analysis, participating to Phenomena Identification and Ranking Table (PIRT) exercises, participating to Structures, Systems and Components (SSC) classification, developing analytical methods, performing analysis of sodium fire as well as verification and validation activities. Familiarity with functional containment approach and nuclear design, regulatory requirements, and risk-informed performance-based guidance for Non-Light Water Reactors.
NewSenior Safety Analysis Engineer, Nuclear System OneSenior Safety Analysis Engineer, NuclearBellevue, WARemote$69–$115 / hourThis contract Safety Analysis Engineer role performs deterministic nuclear safety analysis and transient/accident modeling (RELAP5-3D or similar) to support U.S. NRC licensing submittals. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
NewSenior Fuel Handling System Design Engineer System OneSenior Fuel Handling System Design EngineerBellevue, WARemote$69–$115 / hourSystem One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Develop analyses such as thermal, seismic, structural, pipe stress, heat transfer, and integrate results into plant design delivery.
Primary Heat Transfer (PHT) Component Engineer System OnePrimary Heat Transfer (PHT) Component EngineerBellevue, WARemoteThis position will interface with engineering teams, project partners, and suppliers supporting the design and manufacture of primary and intermediate sodium pumps or intermediate shell-and-tube heat exchangers. The successful candidate will oversee supplier activities, coordinate multidisciplinary engineering efforts, and ensure component designs meet technical, quality, contractual, and scheduling requirements.
NewFuel Handling System Design Engineer System OneFuel Handling System Design EngineerBellevue, WARemote$52–$85 / hourSystem One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Develop analyses such as thermal, seismic, structural, pipe stress, heat transfer, and others, integrating results into plant design delivery.
People Analytics AI Engineer SamsaraPeople Analytics AI EngineerSeattle, WAThis Staff AI Engineer role sits directly within the People team and acts as the technical bridge between HR professionals, people operations, program managers and the people that build Samsara, You’ll design, develop, and operate secure, scalable applications, automations, and AI workflows that transform manual HR work into efficient, production-grade solutions. • Proficiency with low-code / no-code automation platforms (e.g., Workato, UiPath, Zapier), core enterprise platforms (e.g., Workday, Google Suite, Slack, Salesforce, ServiceNow), AWS and similar platforms, and data warehouses (e.g., Databricks, Snowflake, Google BigQuery, Amazon Redshift).
Senior Engineer, Plant Thermal Hydraulics Validation System OneSenior Engineer, Plant Thermal Hydraulics ValidationBellevue, WARemote$56–$95 / hourDefine validation needs, develop test requirements, and collaborate closely with test engineering teams to ensure alignment between model gaps and experimental programs. Apply and improve SQA and NQA1 modeling quality practices and ensure traceability and configuration control of analysis inputs, models, and results.