Principal Circuit Design Engineer Microsoft CorpPrincipal Circuit Design EngineerRedmond, WA$142,800–$274,800 / yearRequired Qualifications: Doctorate in Electrical Engineering, Computer Engineering, Computer Science, or related field AND 3+ years technical engineering experience OR Masters Degree in Electrical Engineering, Computer Engineering, Computer Science, or related field AND 6+ years technical engineering experience OR Bachelors Degree in Electrical Engineering, Computer Engineering, Computer Science, or related field AND 8+ years technical engineering experience OR equivalent experience. 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 Physical Design Engineer Microsoft CorpPrincipal Physical Design EngineerRedmond, WA$142,800–$274,800 / yearTo achieve this goal, the AISIE team is instrumental in defining and delivering operational measures of success for hardware manufacturing, improving the planning process, quality, delivery, scale and sustainability related to Microsoft cloud hardware. 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.
NewPrincipal 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 Software Engineer Microsoft CorpPrincipal 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.
Senior/Lead/Principal Software Engineer, Agentforce for Supply Chain Salesforce IncSenior/Lead/Principal Software Engineer, Agentforce for Supply ChainSeattle, 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/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.
Principal Forward Deployment Engineer T-Mobile US IncPrincipal Forward Deployment EngineerBellevue, WA$164,500–$296,700 / year7-10+ years production engineering experience, including 3+ years deploying LLM-based systems in production and 2+ years delivering agentic or multi-agent systems. At T-Mobile, employees in regular, non-temporary roles are eligible for an annual bonus or periodic sales incentive or bonus, based on their role.
Principal Software Engineer Salesforce.com, Inc.Principal Software EngineerBellevue, WA$172,500–$313,700 / yearYou 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, performance) across GRPC and python application services. Represent the team to VP-level engineering leadership, Product, and external stakeholders - clearly and concisely explaining initiatives, high-level architectures, and trade-offs; act as a technical liaison for Customer Trust when needed.
Principal Software Engineer - CoreAI Microsoft CorpPrincipal Software Engineer - CoreAIRedmond, WA$142,800–$274,800 / yearPreferred Qualifications: Masters Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelors Degree in Computer Science or related technical field AND 12+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience. In this role, you will combine strong software engineering with applied ML expertise to design and ship production systems using techniques like context engineering, data generation and rigorous evaluation/metrics to continuously improve quality.
Principal Software Engineer, Full Stack, Event Technology Salesforce IncPrincipal Software Engineer, Full Stack, Event TechnologySeattle, WA$197,300–$313,700 / yearIn addition to Events Technology, you will play a part in other public web experiences including www.tableau.com, www.mulesoft.com, and "role based" sites such as the developer, admin, and architect subdomains of Salesforce.com. Our industry-leading platforms and solutions help connect target audiences to the content they need, when and where they need it - making it as easy as possible for them to learn how to use Salesforce products and drive business growth.
Principal Site Reliability Engineer - CTJ - Secret Microsoft CorpPrincipal Site Reliability Engineer - CTJ - SecretRedmond, WA$142,800–$274,800 / yearThese requirements include, but are not limited to, the following specialized security screenings: This role requires access to Microsoft Government cloud environments, including GCC Moderate (GCCM), GCC High (GCCH), and Department of Defense (DoD) environments. You are expected to lead complex, multi-year initiatives; shape how reliability is designed into systems; and act as a role model for technical excellence, leadership, and Microsoft values-particularly for services operating in regulated, sovereign, or compliance-sensitive environments.
Principal Software Engineer TableauPrincipal Software EngineerBellevue, WA$172,500–$313,700 / yearYou 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, performance) across GRPC and python application services. Represent the team to VP-level engineering leadership, Product, and external stakeholders - clearly and concisely explaining initiatives, high-level architectures, and trade-offs; act as a technical liaison for Customer Trust when needed.
Principal Software Engineer - Web Platform Privacy Microsoft CorpPrincipal Software Engineer - Web Platform PrivacyRedmond, WA$142,800–$274,800 / yearThere 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. Starting January 26, 2026, Microsoft AI (MAI) employees who live within a 50- mile commute of a designated Microsoft office in the U.S. or 25-mile commute of a non-U.S., country-specific location are expected to work from the office at least four days per week.
Principal Software Engineer (Substrate Store) Microsoft CorpPrincipal Software Engineer (Substrate Store)Redmond, WA$142,800–$274,800 / yearLead by example in engineering craft - produce extensible, maintainable, well-tested, secure, performant code in C# and Rust, and review code and test code for diagnosability, reliability, maintainability, security risks, compliance, and appropriate coverage. You will lead complex architecture and implementation across teams, make high-judgment technical decisions that affect service reliability and customer trust, mentor engineers, and drive measurable engineering excellence.
Principal Software Engineer, Full Stack, Event Technology Salesforce.com, Inc.Principal Software Engineer, Full Stack, Event TechnologySeattle, WA$197,300–$313,700 / yearIn addition to Events Technology, you will play a part in other public web experiences including www.tableau.com, www.mulesoft.com, and "role based" sites such as the developer, admin, and architect subdomains of Salesforce.com. Our industry-leading platforms and solutions help connect target audiences to the content they need, when and where they need it - making it as easy as possible for them to learn how to use Salesforce products and drive business growth.
Principal Software Engineer Salesforce IncPrincipal Software EngineerBellevue, WA$197,300–$313,700 / yearYou 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, performance) across GRPC and python application services. Represent the team to VP-level engineering leadership, Product, and external stakeholders - clearly and concisely explaining initiatives, high-level architectures, and trade-offs; act as a technical liaison for Customer Trust when needed.
Principal Forward Deployment Engineer T-Mobile USAPrincipal Forward Deployment EngineerBellevue, Washington7-10+ years production engineering experience, including 3+ years deploying LLM-based systems in production and 2+ years delivering agentic or multi-agent systems. At T-Mobile, employees in regular, non-temporary roles are eligible for an annual bonus or periodic sales incentive or bonus, based on their role.
NewStructural Design Engineer - Mid, Senior & Principal Levels Enercon Services IncStructural Design Engineer - Mid, Senior & Principal LevelsKennewick, WA$90,000–$180,000 / yearWe continually invest in our employees and provide training and tools for advancement, development, and career progression-whether you prefer a path to become a subject matter or technical expert, a people leader, a project manager, or a leader in business development. Your responsibilities will also include evaluating proposed modifications, preparing technical reports, calculations, and specifications, and communicating findings to project teams, clients, and other key stakeholders.
Senior or Principal Electrical Design Engineer - Data Center Mission Critical Enercon Services IncSenior or Principal Electrical Design Engineer - Data Center Mission CriticalSeattle, WA$107,200–$180,000 / yearYou develop precise, high-quality designs, coordinate with other disciplines, and connect with clients to ensure solutions meet real-world needs. Client & Cross-Disciplinary Collaboration: Build strong relationships with clients through professional interactions and communications, and through the development of quality engineering products.
Principal Mechanical Equipment and Glovebox Design Engineer Enercon Services IncPrincipal Mechanical Equipment and Glovebox Design EngineerKennewick, WA$120,000–$185,000 / yearIn this role, you'll engineer first‑of‑a‑kind (FOAK) mechanical systems-including gloveboxes, hot cells, shielded enclosures, remote‑operated equipment, and custom facility upgrades-helping the DOE and SMR developers solve their most demanding challenges. Join ENERCON Federal Services' Advanced Design and Manufacturing (ADM) team and play a pivotal role in designing advanced specialty equipment that supports some of the nation's most complex nuclear, cleanup, and next‑generation energy missions.