Principal AI Network Hardware Systems Engineer Microsoft CorpPrincipal AI Network Hardware Systems EngineerRedmond, WA$142,800–$274,800 / yearThe Platform Systems Engineering (PSE) team is seeking a Principal AI Network Hardware Systems Engineer to lead the architecture, bring-up, validation, optimization, and deployment of networking infrastructure for Microsofts MAIA AI platform. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $188,000 - $304,200 per year.
Principal Engineer, Shopping & Delivery Infra Pinterest IncPrincipal Engineer, Shopping & Delivery InfraSeattle, WARemote$285,452–$449,541 / yearWhat you'll do: Define and drive the long-term technical vision for indexing and retrieval infrastructure across Core, Ads, and Shopping, aligning architecture investments to measurable improvements in freshness, quality, coverage, reliability, and cost efficiency. Partner closely with engineering, product, ML, and infrastructure leaders to align priorities, resolve tradeoffs, and deliver shared platform capabilities that improve retrieval performance across multiple discovery surfaces.
Senior Executive Search Researcher, Principal Engineer Recruiting Amazon.com IncSenior Executive Search Researcher, Principal Engineer RecruitingSeattle, WAYou"ll advise VPs on search parameters based on market realities, conduct phone screens with renowned engineers assessing technical depth and influence capability, and coach hiring managers on candidate engagement. You"ll craft multi-channel engagement strategies-attending technical conferences, leveraging networks for warm introductions to passive candidates who would be transformational hires.
Executive Search Researcher, Principal Engineer Recruiting Amazon.com IncExecutive Search Researcher, Principal Engineer RecruitingSeattle, WASpecifically, we believe that: Applying research yields a healthy search outcome: With a well thought-out search plan, research accelerates 'time to fill' and prioritizes quality prospect touchpoints over quantity to create a prospect flywheel that earns customer, and candidate, trust. In order to scale Amazon's Principal Engineering Community, the team is looking for a Research Recruiter who shares a passion for hiring the best and the brightest engineers in the world.
Principal Software Engineer MediaAlpha Inc.Principal Software EngineerBellevue, WA$200,000–$350,000 / yearYou own the architecture, health, and strategic technical direction across large and complex systems that span multiple teams-ensuring sound design, operational excellence, and alignment with business needs across the ecosystem. We are an intentionally small organization, designed for agility, speed, collaboration, and workability, where Principal Engineers serve as the technical authorities and go-to leaders across multiple teams and groups.
Principal Software Engineer MediaAlphaPrincipal Software EngineerBellevue, WA$200,000–$350,000 / yearYou own the architecture, health, and strategic technical direction across large and complex systems that span multiple teams—ensuring sound design, operational excellence, and alignment with business needs across the ecosystem. We are an intentionally small organization, designed for agility, speed, collaboration, and workability, where Principal Engineers serve as the technical authorities and go-to leaders across multiple teams and groups.
Risk and Safety Analysis Lead Principal Engineer TerraPower LLCRisk and Safety Analysis Lead Principal EngineerBellevue, WA$184,368–$245,824 / yearThe Lead Principal Engineer, Risk and Safety Analysis is highly technical, hands-on role that requires in-depth understanding of the cross-functional needs between probabilistic risk analysis, deterministic safety analysis and their relationships to plant, system and component design to support the development and execution of new projects. 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.
NewLead Principal Engineer, Reactor Design TerraPowerLead Principal Engineer, Reactor DesignBellevue, Washington$173,580–$231,440 / yearLead and perform senior technical review of engineering products as an extension of the project design authority, including specialist topics, cross-functional products, critical activities requiring focused resolution, and integrated functional reviews across the reactor systems and their interfacing SSCs. Interface with technical leaders, managers, and chief engineers in early identification of engineering strategic initiatives or potential challenges, and work in concert with other leaders and SMEs to develop action plans to solve critical problems.
Principal Substation Electrical Engineer - Regional Datacenter Engineering Microsoft CorpPrincipal Substation Electrical Engineer - Regional Datacenter EngineeringRedmond, WA$142,800–$274,800 / yearDoctorate in Electrical Engineering, Computer Engineering, or related field AND 5+ years technical engineering experience OR Masters Degree in Electrical Engineering, Computer Engineering, or related field AND 8+ years technical engineering experience OR Bachelors Degree in Electrical Engineering, Computer Engineering, or related field AND 12+ years technical engineering experience OR equivalent experience. Doctorate in Electrical Engineering, Computer Engineering, or related field AND 3+ years technical engineering experience OR Masters Degree in Electrical Engineering, Computer Engineering, or related field AND 6+ years technical engineering experience OR Bachelors Degree in Electrical Engineering, Computer Engineering, or related field AND 8+ years technical engineering experience OR equivalent experience.
Principal Engineer- Billing Systems Design T-Mobile US IncPrincipal Engineer- Billing Systems DesignBellevue, WA$118,200–$213,200 / yearThey collaborate with other engineers to develop modern software components using technologies and concepts like system design, virtualization, software-defined networking, network functions virtualization, and big data. At T-Mobile, this Principal Engineer will lead, design, build, and deploy scalable software solutions that meet customer needs and support highly available systems.
Sr. Electrical Engineer - Federal/Design Principal K2 StaffingSr. Electrical Engineer - Federal/Design PrincipalSeattle, WashingtonPerform electrical calculations (arc flash, coordination, short circuit, voltage drop, load flow) using ETAP/SKM. The ideal candidate will have 10+ years of experience designing electrical systems for federal, ports, and/or infrastructure projects.
Principal Software Engineer MediaAlpha IncPrincipal Software EngineerBellevue, WA$200,000–$350,000 / yearYou own the architecture, health, and strategic technical direction across large and complex systems that span multiple teams-ensuring sound design, operational excellence, and alignment with business needs across the ecosystem. We are an intentionally small organization, designed for agility, speed, collaboration, and workability, where Principal Engineers serve as the technical authorities and go-to leaders across multiple teams and groups.
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.
Senior Recruiter, Principal Engineer Recruiting, PE Recruiting Amazon.com IncSenior Recruiter, Principal Engineer Recruiting, PE RecruitingSeattle, WAAs a client lead recruiter, you"ll have the unique opportunity to impact leadership teams across Amazon"s diverse technology landscape, building relationships with Directors and VPs while shaping the future of Amazon"s senior engineering community. Mid-day might involve leading a client update meeting where you present market analysis and candidate pipeline progress, followed by conducting in-depth technical assessments with potential candidates.
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.
Principal Engineer, Identity Data Security and Trust SnowflakePrincipal Engineer, Identity Data Security and TrustBellevue, WashingtonYou will bridge the gap between high-level security policy and low-level system enforcement, ensuring that our perimeter controls are robust, scalable, and deeply integrated with context-aware access policy frameworks. We look for low-ego individuals who thrive in dynamic and fast-moving environments and move with an experimental mindset — who rapidly test emerging capabilities to discover simpler, more powerful ways to deliver results.
Principal Engineer, Identity Data Security And Trust SnowflakePrincipal Engineer, Identity Data Security And TrustBellevue, WA$264,000–$379,500 / yearAS A PRINCIPAL SOFTWARE ENGINEER - IDENTITY, DATA SECURITY AND TRUST AT SNOWFLAKE YOU WILL: Architectural Leadership: Lead the design and implementation of the Data Movement Policy (DMP) framework, ensuring it can handle complex multi-cloud and hybrid environments. You will bridge the gap between high-level security policy and low-level system enforcement, ensuring that our perimeter controls are robust, scalable, and deeply integrated with context-aware access policy frameworks.
NewPrincipal Software Engineer, ML Platform DAT Freight & AnalyticsPrincipal Software Engineer, ML PlatformSeattle, WA$257,000–$321,400 / yearHowever, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information. Build low-latency, production-grade services in Python and contribute to TypeScript/Node where needed, including emitting high-quality data signals, wiring model calls into product flows, and enabling experimentation and feature-flag pathways.
Principal Embedded Engineer - Space Systems Hubble NetworkPrincipal Embedded Engineer - Space SystemsSeattle, WashingtonFPGA Integration (Optional): Experience interfacing with or developing alongside FPGAs, including familiarity with common communication interfaces (AXI, PCIe, custom parallel buses),register-mapped peripheral access from embedded Linux or bare-metal environments, and collaborative bring-up with digital design engineers. In their previous lives, the founding team has been successful in raising $100s of millions in venture funding, developing the Amazon Sidewalk network, launching billions of dollars of space assets, and leading their teams to successful exits, both through acquisition and IPO.
Senior Principal Engineer Atlassian CorpSenior Principal EngineerSeattle, WABecause Dev Infra builds and stress tests the same class of developer tools Atlassian sells, what you build shapes both how Atlassian ships software and what Atlassian ships to millions of developers. Deep expertise building large scale systems in one or more of: distributed systems and cloud infrastructure, developer platforms, data and measurement systems, or applied AI.