NewSenior Project Engineer Sellen Construction CoSenior Project EngineerSeattle, WA$105,000–$125,000 / yearFrom the iconic Amazon Spheres to the complexity of Seattle Children's Hospital, and the inspiring temples and performing arts spaces, we are the builder who serves our city, and we are nationally recognized for the work we do. Senior Project Engineers have career pathways to Senior Technical Engineering, Assistant Project Manager, Project Manager, Estimating, and Quality.
Project Engineer OTAK INCProject EngineerRedmond, WA$103,000–$130,000 / yearOtak is seeking a Civil Project Engineer to apply their design expertise across a wide range of projects, including municipal roadways, soft- and hard-surface trails, bridges/structures, site/civil projects in national parks and on corporate campuses, and utility improvements for municipal, state, federal, and private clients. You’ll lead complex design efforts, coordinate multidisciplinary teams, engage directly with clients and agencies, and help deliver safe, sustainable, and community-focused transportation and infrastructure solutions.
Backend Engineer Lightning AIBackend EngineerSeattle, WA$180,000–$250,000 / yearLightning AI operates globally with offices in New York City, San Francisco, Seattle, and London, and is backed by Coatue, Index Ventures, Bain Capital Ventures, and Firstminute. In this role, you'll take ownership of key features and drive them end-to-end, working closely with engineering, product, and design to ship high-quality, iterative improvements.
Staff Software Engineer, Electron & Browser Infrastructure - Slack Desktop SlackStaff Software Engineer, Electron & Browser Infrastructure - Slack DesktopSeattle, WA$197,300–$313,700 / yearThis engineer should love to keep up to date with the evolving capabilities of browser and desktop based development, be excited about the opportunity to increase developer efficiency and iterate on desktop security and development best practices alongside the rest of the Desktop and Frontend teams, and look forward to opportunities to collaborate across companies to align interests on a unified Electron vision. What you will be doing: Strategic Leadership: You will lead cross functional initiatives across Electron and at Slack associated with increasing developer productivity, OS level stability, performance, or security alongside desktop and frontend stakeholders.
Staff ML Engineer, Fine Tuning - Slack Salesforce.com, Inc.Staff ML Engineer, Fine Tuning - SlackSeattle, WA$197,300–$313,700 / yearWhat you will be doing: Design and execute finetuning strategies for large language models and other deep learning architectures tailored to Slack's NLP tasks (summarization, ranking, classification, generation). This role is hands-on: you'll work at a low level with training frameworks, optimize model architectures, build finetuning pipelines, and own the full lifecycle from experiment to production.
Product Engineer Lightning AIProduct EngineerSeattle, WA$120,000–$250,000 / yearLightning AI operates globally with offices in New York City, San Francisco, Seattle, and London, and is backed by Coatue, Index Ventures, Bain Capital Ventures, and Firstminute. In this role, you'll take ownership of key features and drive them end-to-end, working closely with engineering, product, and design to ship high-quality, iterative improvements.
AI Platform Support Engineer (Us) Lightning AIAI Platform Support Engineer (Us)Seattle, WA$115,000–$140,000 / yearLightning AI is looking to hire an AI Platform Support Engineer to join our US Customer Experience team, supporting ML engineers running large-scale training and inference workloads across cloud infrastructure, Kubernetes, and GPU platforms in production environments. Lightning AI operates globally with offices in New York City, San Francisco, Seattle, and London, and is backed by Coatue, Index Ventures, Bain Capital Ventures, and Firstminute.
Software Engineer, C++ ANDURIL INDUSTRIESSoftware Engineer, C++Bellevue, WA$166,000–$220,000 / yearTo ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process. This third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources.
Senior Software Engineer, Agent Platform (AI for the Planet) The Allen Institute for AISenior Software Engineer, Agent Platform (AI for the Planet)Seattle, WAThis employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S. If E-Verify cannot confirm that you are authorized to work, this employer is required to give you written instructions and an opportunity to contact the Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment. We work very closely alongside a ML research team and our Product & Partnerships teams, focused on building products that support our environmental and high-impact users.
Senior Thermal Engineer Gravitics, IncSenior Thermal EngineerSeattle, WA$135,000–$170,000 / yearOn our hardware-focused team, you'll take thermal systems from concept to launch: writing architectures, requirements, and development roadmaps; performing component selection and detailed analysis; supervising contract or in-house manufacturing; and supporting test, qualification, and on-orbit operations. To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State. . .
Principal Service Engineer - Security Focused Microsoft CorpPrincipal Service Engineer - Security FocusedRedmond, WA$142,800–$274,800 / yearRequired/Minimum Qualifications: Bachelors Degree in Computer Science, Information Technology, Mechanical Engineering, Electrical Engineering, Aerospace Engineering, Data Science, Cybersecurity, or related field AND 6+ years technical experience in software engineering, network engineering, service engineering, systems engineering, or industrial controls OR equivalent experience. You will create and monitor action plans for telemetry data and drive analytics that improve the detection and troubleshooting of problems, building large-scale detection and monitoring in Kusto (Azure Data Explorer)/Microsoft Sentinel, Microsoft Defender for Cloud and other Big Data tools such as Spark, SQL, and delivering high-quality automation that removes manual toil.
NewSoftware Dev Engineer, AWS Billing Amazon.com IncSoftware Dev Engineer, AWS BillingSeattle, WAWhat makes this role compelling: · You"ll work across the full stack - React/TypeScript frontends, Java/AWS backend services, CDK infrastructure - with real ownership, not ticket work · The problems are genuinely hard: multi-partition deployments, cost allocation at scale, and UX for data that is inherently complex · Our team uses AI tools daily as development partners · You"ll mentor others, lead design reviews, and influence the team"s technical direction - this is a role where your voice shapes the architecture. Design and build full-stack features across AWS Cost Explorer, BCM Dashboards, and AWS Budgets - React/TypeScript frontends and Java backend services serving millions of AWS customers.
Mechanical Engineer HelionMechanical EngineerEverett, WashingtonSince Helion's founding in 2013, we have raised $1.5 billion from long-time investors such as Sam Altman, Mithril, and Capricorn Investment Group as well as new investors including Thrive Capital, LightSpeed Venture Capital, SoftBank, and others to propel us forward. Our current prototype, Polaris, has reached record-breaking plasma temperatures of 150 million degrees Celsius (13 keV).
Senior Mechanical Engineer, Modules HelionSenior Mechanical Engineer, ModulesEverett, WashingtonYou will be working with mechanical engineers, electrical engineers, manufacturing engineers, and production technicians, to implement and troubleshoot high-voltage and low-voltage hardware architectures for pulsed power capacitor banks that are designed for production at scale. Since Helion's founding in 2013, we have raised $1.5 billion from long-time investors such as Sam Altman, Mithril, and Capricorn Investment Group as well as new investors including Thrive Capital, LightSpeed Venture Capital, SoftBank, and others to propel us forward.
Forward Deployed Software Engineer - Seattle OpenAIForward Deployed Software Engineer - SeattleSeattle, WashingtonFor unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. 7+ years of professional full stack engineering experience (excluding internships) in relevant roles at tech and product-driven companies - customer-facing experience is highly desirable.
Process Engineer, Fuel Cycle HelionProcess Engineer, Fuel CycleEverett, WashingtonSince Helion's founding in 2013, we have raised $1.5 billion from long-time investors such as Sam Altman, Mithril, and Capricorn Investment Group as well as new investors including Thrive Capital, LightSpeed Venture Capital, SoftBank, and others to propel us forward. Experience taking engineering ideas from abstract concepts to physical reality, demonstrated by delivering first-of-a-kind hardware solutions.
Senior Process Engineer, Fuel Cycle HelionSenior Process Engineer, Fuel CycleEverett, WashingtonSince Helion's founding in 2013, we have raised $1.5 billion from long-time investors such as Sam Altman, Mithril, and Capricorn Investment Group as well as new investors including Thrive Capital, LightSpeed Venture Capital, SoftBank, and others to propel us forward. Experience taking engineering ideas from abstract concepts to physical reality, demonstrated by delivering first-of-a-kind hardware solutions.
Senior Materials Engineer, Dielectrics HelionSenior Materials Engineer, DielectricsEverett, WashingtonSince Helion's founding in 2013, we have raised $1.5 billion from long-time investors such as Sam Altman, Mithril, and Capricorn Investment Group as well as new investors including Thrive Capital, LightSpeed Venture Capital, SoftBank, and others to propel us forward. An advanced degree and/or extensive understanding of electrically insulating and dielectric materials, typically demonstrated by a degree in materials science, electrical engineering, physics, nuclear engineering, or related disciplines and 8+ years of hands-on work.
Mechanical Design Engineer Auto-Chlor SystemMechanical Design EngineerSeattle, WA$100,000–$120,000 / yearKnowledge of mechanical design, sheet metal fabrication, plastic component design, electrical/electronic circuit design, commercial water heaters and heat pumps. Supports field sales team with regulatory issues including working with local inspectors to keep customers equipment in operation without disruption to the business.
Senior Solution Engineer Infobip ltd.Senior Solution EngineerSeattle, WA$107,000–$140,000 / yearTranslate complex customer workflows into agentic AI architectures: map business outcomes (reduce AHT, increase FCR, automate billing/order flows) to orchestrated multi-agent solutions. Salary Range: $107,000 - $140,000 USD annual base salary (the salary of the finalist selected for this role will be based on a variety of factors, including but not limited to internal equity, job-related knowledge, experience, education, and skillset).