Principal, Software Engineer Jobs in Seattle, WA

Refine Results
141 - 160 of 762 Jobs

Principal Software Developer - Virtual Networking (OCI)

Oracle Corporation

•

Remote

Full-time

Job Description At Oracle Cloud Infrastructure (OCI), we build the future of the cloud for Enterprises as a diverse team of fellow creators and inventors. We act with the speed and attitude of a start-up, with the scale and customer-focus of the leading enterprise software company in the world. Values are OCI's foundation and how we deliver excellence. We strive for equity, inclusion, and respect for all. We are committed to the greater good in our products and our actions. We are constantly le
Posted 60+ days ago | Updated 1 hour ago

DPHM ADEM Modeling Lead, Principal Engineer (Hybrid)

RTX Corporation

•

Remote or Aguadilla, Aguadilla, Puerto Rico

Full-time

Date Posted: 2025-07-29 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 3 days ago | Updated 1 hour ago

Principal Engineer, Full Stack Developer (Remote)

Shield AI Inc

•

Remote

Full-time

Founded in 2015, Shield AI is a venture-backed defense technology company with the mission of protecting service members and civilians with intelligent systems. Its products include the V-BAT aircraft, Hivemind Enterprise, and the Hivemind Vision product lines. With offices in San Diego, Dallas, Washington, D.C., Boston, Abu Dhabi (UAE), Kyiv (Ukraine), and Melbourne (Australia), Shield AI's technology actively supports U.S. and allied operations worldwide. For more information, visit Follow Sh
Posted 12 days ago | Updated 13 hours ago

Staff Software Engineer

IDR, Inc.

•

Remote

Contract

IDR is seeking a Staff Software Engineer to join one of our top clients remotely. This role is an exciting opportunity for a seasoned engineer with a passion for healthcare innovation and a proven track record in software development, team leadership, and problem-solving. Youll be joining a mission-driven team on the forefront of revolutionizing preventative healthcare through advanced diagnostics, personalized insights, and scalable tech. If youre energized by the idea of building technology t
Easy Apply
Posted 60+ days ago | Updated 13 days ago

CD&A - Principal Machine Learning Engineer

Amgen Inc

•

Remote or Deerfield, Illinois, USA

Full-time

Career Category Sales & Marketing Operations Job Description Join Amgen's Mission of Serving Patients At Amgen, if you feel like you're part of something bigger, it's because you are. Our shared mission-to serve patients living with serious illnesses-drives all that we do. Since 1980, we've helped pioneer the world of biotech in our fight against the world's toughest diseases. With our focus on four therapeutic areas -Oncology, Inflammation, General Medicine, and Rare Disease- we reach million
Posted 4 days ago | Updated 1 hour ago

Principal Engineer

Pinterest, Inc.

•

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 1 hour ago

Principal Electronic Systems Design and Analysis Engineer

Boeing Company

•

Everett, Washington, USA

Full-time

Principal Electronic Systems Design and Analysis Engineer Company: The Boeing Company Boeing Commercial Airplanes (BCA) is seeking innovative and adaptable Principal Electronic Systems Design and Analysis Engineers to join our teams in Everett, WA, and Tukwila, WA. Position Overview: Our teams are currently hiring Avionics, Cabin and Network Systems Design Engineers across a broad range of experience levels (Level 5 & Level 6). These positions are available within three distinct teams: Avioni
Posted 60+ days ago | Updated 1 hour ago

Principal Engineer (Platform Engineering)

Digital Minds Technologies Inc.

•

Remote

Contract

Minimum Qualifications: Bachelor s or Master s degree in Computer Science, Engineering, or a related field.10+ years of experience in cloud engineering, platform engineering, or CDN architecture.Expertise in Fastly CDN, including caching, routing, edge logic, and traffic acceleration strategies.Proven experience in AWS microservices development using Java, Spring Boot, and Node.js.Extensive experience in AWS cloud services, including EC2, ECS, EKS, Lambda, S3, API Gateway, and CloudFront.Strong
Easy Apply
Posted moments ago

Sr. Principal Engineer, R&D

Johnson & Johnson

•

Remote or Raritan, New Jersey, USA

Full-time

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn m
Posted 8 days ago | Updated 1 hour ago

PRINCIPAL ENGINEER - STAFF ENGINEER - Spacecraft Systems Engineer

Southwest Research Institute

•

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 25 days ago | Updated 1 hour ago

Principal Engineer, R&D NPI Lead

Johnson & Johnson

•

Remote or Jacksonville, Florida, USA

Full-time

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn m
Posted 12 days ago | Updated 1 hour ago

Principal Staff Artificial Intelligence Engineer

General Motors

•

Remote

Full-time

Job Description Remote: This role is based remotely but if you live within a 50-mile radius of [Atlanta, Austin, Detroit, Warren, Milford or Mountain View ], you are expected to report to that location three times a week, at minimum. Role: As a Principal Staff Artificial Intelligence Engineer within the Simulation and Testing organization, you will play a critical role in leading the strategy and execution of simulation-based validation efforts for autonomous vehicle development. Your expertis
Posted 27 days ago | Updated 10 hours ago

Principal level IT Infrastructure Engineer / Re-IP

Prudent Technologies and Consulting

•

Remote

Contract

Network/Systems Lead Engineer Network Integration (Re-IP) Fully REMOTE contract , but weekly travel required. Travel can be anywhere in the US; however it will primarily be in the northeast. So, the preference is someone located in the northeast US like Massachusetts Re-IP Acceleration Technical Lead Principal level IT Infrastructure Engineer with broad and deep infrastructure knowledge and experience across network, server, and end-user device technologies. Accountable for 1) providing techni
Easy Apply
Posted 23 days ago

EndPoint Security Staff Engineer Rust C++

Request Technology, LLC

•

Remote

Full-time

We are unable to sponsor for this permanent full-time role Position is bonus eligible Prestigious Enterprise Security Services Company is currently seeking a EndPoint Security Staff Engineer with Rust and C++ experience. Candidate will help lead the design and development of our cross-platform endpoint agent. This role is instrumental in shaping both the technical architecture and future direction of our Windows, Linux, and macOS protection capabilities. Responsibilities: Own the technical visio
Easy Apply
Posted 60+ days ago | Updated 6 days ago

Principal Web Applications Engineer

Johnson & Johnson

•

Remote or Santa Clara, California, USA

Full-time

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn m
Posted 1 day ago | Updated 1 hour ago

Principal Engineer - Smart TV Applications

Harman International

•

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 Smart TV Application Developer and help us build innovative streaming applications
Posted 5 days ago | Updated 1 hour ago

Principal Product Security Engineer

ServiceNow, Inc.

•

Remote or Orlando, Florida, USA

Full-time

Company Description It all started in sunny San Diego, California in 2004 when a visionary engineer, Fred Luddy, saw the potential to transform how we work. Fast forward to today - ServiceNow stands as a global market leader, bringing innovative AI-enhanced technology to over 8,100 customers, including 85% of the Fortune 500 . Our intelligent cloud-based platform seamlessly connects people, systems, and processes to empower organizations to find smarter, faster, and better ways to work. But thi
Posted 13 hours ago | Updated 1 hour ago

(Remote) Principal Engineer

First American Financial Corporation

•

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 1 hour ago

Staff, Software Engineer

Walmart Inc.

•

Remote or Dallas, Texas, USA

Full-time

Position Summary Are you a passionate software engineer looking to make an impact in a dynamic and innovative environment? Join our Walmart/VIZIO team as a Staff, Software Engineer to drive the development of cutting-edge embedded and TV systems. This is a unique opportunity to collaborate with industry leaders and deliver scalable, high-quality software solutions. What you'll do About the Team Our Software and Services team is dedicated to creating robust and scalable software solutions that
Posted 17 days ago | Updated 1 hour ago

Staff Software Engineer

General Motors

•

Remote

Full-time

Job Description Remote: This role is based remotely but if you live within a 50-mile radius of [Atlanta, Austin, Detroit, Warren, Milford or Mountain View ], you are expected to report to that location three times a week, at minimum. The Role Design and build the digital products that power our customers' digital experiences. This includes mobile, web, applications, and services (both on-prem and in the cloud). Define architecture and drive it through implementation across cross-functional te
Posted 7 days ago | Updated 10 hours ago