Principal Engineer Jobs in Seattle, WA

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PRINCIPAL ENGINEER - STAFF ENGINEER - Spacecraft Systems Engineer

Southwest Research Institute

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Remote or San Antonio, Texas, USA

Full-time

Who We Are: The Spacecraft Development Department is a group of innovative engineers, program managers, and technicians developing unique spacecraft solutions for challenging space missions. We design and fabricate custom solutions to explore the boundaries of science or solve complex problems not yet delivered by industry to accommodate a variety of payloads. This position has the option of being a fully remote in the following states: AL, AZ, AR, CO, Dis. of Columbia, FL, GA, MA, MD, MI, MN,
Posted 8 days ago | Updated 8 hours ago

Senior Principal Engineer (Remote)

RTX Corporation

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Remote or East Hartford, Connecticut, USA

Full-time

Date Posted: 2025-06-02 Country: United States of America Location: PW100: East Hartford 400 Main Street, East Hartford, CT, 06118 USA Position Role Type: Remote U.S. Citizen, U.S. Person, or Immigration Status Requirements: This job requires a U.S. Person. A U.S. Person is a lawful permanent resident as defined in 8 U.S.C. 1101(a)(20) or who is a protected individual as defined by 8 U.S.C. 1324b(a)(3). U.S. citizens, U.S. nationals, U.S. permanent residents, or individuals granted refugee or a
Posted 35 days ago | Updated 8 hours ago

Principal Engineer

Pinterest, Inc.

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Remote or San Francisco, California, USA

Full-time

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we're on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other's unique experiences and embrace the flexibility
Posted 60+ days ago | Updated 8 hours ago

Principal Engineer - High Speed Analog IC Research &Development (32629)

Myticas LLC

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Remote or Sunnyvale, California, USA

Contract

Our client is seeking a Principal Engineer - High Speed IC Research & Development. This role offers the opportunity to contribute to the development of high-performance analog ICs that enable next-generation communication networks. Responsibilities: Design, lay out, and bring up ultra high-speed analog ICs Drive the development and validation of custom ICs for high-capacity networking systems Collaborate with verification, CAD, product, and test engineering teams to define and execute DVT and
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Posted 3 days ago | Updated 5 hours ago

Principal Structural Design Engineer - New Glenn

Blue Origin, LLC

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Seattle, Washington, USA

Full-time

Application close date: Applications will be accepted on an ongoing basis until the requisition is closed. At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight! This role supports the development and operations of New Glenn, a
Posted 60+ days ago | Updated 5 hours ago

Principal Engineer, DevOps

Harman International

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Texas, USA

Full-time

A Career at HARMAN As a technology leader that is rapidly on the move, HARMAN is filled with people who are focused on making life better. Innovation, inclusivity and teamwork are a part of our DNA. When you add that to the challenges we take on and solve together, you'll discover that at HARMAN you can grow, make a difference and be proud of the work you do every day. About the Role Join our team as a DevOps Engineer and help build the infrastructure and deployment systems for a revolutionar
Posted 59 days ago | Updated 8 hours ago

Principal Engineer, Design Engineering (Hybrid)

RTX Corporation

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Remote or Aguadilla, Aguadilla, Puerto Rico

Full-time

Date Posted: 2025-05-27 Country: United States of America Location: PW222: PW Puerto Rico Road 110 North Km28.8 San Antonio Industrial Park, Aguadilla, PR, 00603 USA Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: None/Not Required Pratt & Whitney is working to once again transform the future of flight-designing, building and servicing engines unlike any the world has ever seen. And because transformation begins from within, we're s
Posted 31 days ago | Updated 8 hours ago

Principal IMU Engineer

Blue Origin, LLC

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Seattle, Washington, USA

Full-time

Application close date: Applications will be accepted on an ongoing basis until the requisition is closed. At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight! This role is part of Advanced Concepts and Enterprise Engineering
Posted 60+ days ago | Updated 5 hours ago

Sr. Principal Software Quality Engineer

Katalyst Healthcares and Lifesciences

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Bellevue, Washington, USA

Full-time

Responsibilities: Partner with development teams to ensure compliance with FDA, ISO 13485, IEC 62304, ISO 14971, and cybersecurity standards. Provide quality oversight for Design History Files (DHF), risk management, V&V, and design controls. Lead software risk management (RMF), including risk evaluation, control, and mitigation. Drive Secure Product Development Framework (SPDF) and software security best practices. Support Agile software development teams, ensuring regulatory and quality compli
Posted 60+ days ago | Updated 8 hours ago

(Remote) Principal Engineer

First American Financial Corporation

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Remote or Santa Ana, California, USA

Full-time

Who We Are Join a team that puts its People First! Since 1889, First American (NYSE: FAF) has held an unwavering belief in its people. They are passionate about what they do, and we are equally passionate about fostering an environment where all feel welcome, supported, and empowered to be innovative and reach their full potential. Our inclusive, people-first culture has earned our company numerous accolades, including being named to the Fortune 100 Best Companies to Work For list for ten conse
Posted 60+ days ago | Updated 8 hours ago

Principal Engineer, Software

Verint Systems Inc

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Remote

Full-time

Job Description At Verint, we believe customer engagement is the core of every global brand. Our mission is to help organizations elevate Customer Experience (CX) and increase workforce productivity by delivering CX Automation. We hire innovators with the passion, creativity, and drive to answer constantly shifting market challenges and deliver impactful results for our customers. Our commitment to attracting and retaining a talented, diverse, and engaged team creates a collaborative environmen
Posted 60+ days ago | Updated 8 hours ago

Senior Principal Engineer - Safety Compliance - Remote, US

Johnson Controls, Inc.

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Remote or Milwaukee, Wisconsin, USA

Full-time

Build your best future with the Johnson Controls team As a global leader in smart, healthy and sustainable buildings, our mission is to reimagine the performance of buildings to serve people, places and the planet. Join a winning team that enables you to build your best future! Our teams are uniquely positioned to support a multitude of industries across the globe. You will have the opportunity to develop yourself through meaningful work projects and learning opportunities. We strive to provide
Posted 30 days ago | Updated 8 hours ago

Principal Engineer, Mobile Applications

Harman International

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Texas, USA

Full-time

A Career at HARMAN As a technology leader that is rapidly on the move, HARMAN is filled with people who are focused on making life better. Innovation, inclusivity and teamwork are a part of our DNA. When you add that to the challenges we take on and solve together, you'll discover that at HARMAN you can grow, make a difference and be proud of the work you do every day. About the Role Join our team as a Principal Mobile Application Engineer and help us build iOS and Android apps for a revoluti
Posted 59 days ago | Updated 8 hours ago

Principal Data Engineer

Hasbro Inc.

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Renton, Washington, USA

Full-time

At Wizards of the Coast, we connect people around the world through play and imagination. From our genre-defining games like Magic: The Gathering and Dungeons & Dragons to our growing multiverse, we continue to innovate and build new ways to foster friendship and connection. That's where you come in! We are seeking a highly qualified and forward-thinking Principal Data Engineer to join our high-visibility Technology Analytics team that is helping Hasbro better reach consumers with compelling
Posted 55 days ago | Updated 8 hours ago

Principal Engineer, Machine Learning Ops

Harman International

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California, USA

Full-time

A Career at HARMAN As a technology leader that is rapidly on the move, HARMAN is filled with people who are focused on making life better. Innovation, inclusivity and teamwork are a part of our DNA. When you add that to the challenges we take on and solve together, you'll discover that at HARMAN you can grow, make a difference and be proud of the work you do every day. About the Role Join our team as a Principal MLOps Engineer and help build the infrastructure and deployment systems for a rev
Posted 59 days ago | Updated 8 hours ago

Principal Engineer - Steam Turbine

ENTRUST Solutions Group

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Remote or Greenville, South Carolina, USA

Full-time

Join ENTRUST's Power Generation group as a fulltime-Principal Engineer - Steam Turbine focused on supporting steam turbines engineering activities. This position offers remote and hybrid schedule options with minimal travel required. ENTRUST Solutions Group Power Generation offers independent third-party engineering solutions to global power providers and plant operations. Power Generation's service offerings cover conventional and renewable power, as well as compliance, encompassing plant conc
Posted 60+ days ago | Updated 8 hours ago

Principal Software Engineer - Platform

Aduril Industries

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Seattle, Washington, USA

Full-time

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c
Posted 60+ days ago | Updated 8 hours ago

Principal Engineer

SS&C Technologies Inc

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New Jersey, USA

Full-time

As a leading financial services and healthcare technology company based on revenue, SS&C is headquartered in Windsor, Connecticut, and has 27,000+ employees in 35 countries. Some 20,000 financial services and healthcare organizations, from the world's largest companies to small and mid-market firms, rely on SS&C for expertise, scale, and technology. Job Description Job Title: Principal Software Engineer Locations: 100% Remote Get To Know Us: SS&C Global Security and our Cyber Defense Operat
Posted 60+ days ago | Updated 8 hours ago

Principal Software Engineer - Software Architect, Platform Team

Blue Origin, LLC

•

Seattle, Washington, USA

Full-time

Application close date: Applications will be accepted on an ongoing basis until the requisition is closed. At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight! This role is part of Enterprise Technology (ET), where we're deve
Posted 60+ days ago | Updated 5 hours ago

Principal Software Engineer - Metadata

Snowflake Inc.

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Bellevue, Washington, USA

Full-time

Where Data Does More. Join the Snowflake team. We are the Snowflake Metadata team. We own Snowflake's metadata systems that make it easy for customers to query, modify and manage their petabyte-scale data. We develop distributed systems that store and maintain metadata, transaction frameworks that power Snowflake's query and DML capabilities, asynchronous systems that provide time travel and lifecycle management capabilities and entity metadata supporting DDL capabilities. We also build foundat
Posted 60+ days ago | Updated 8 hours ago