Principal Software Engineer Jobs in District of Columbia

Refine Results
1,041 - 1,060 of 1,071 Jobs

Electrical Design Engineer (Hybrid-Puerto Rico)

RTX Corporation

•

Remote or Aguadilla, Aguadilla, Puerto Rico

Full-time

Date Posted: 2025-04-23 Country: United States of America Location: HPR01: Collins Puerto Rico- Aguadilla Road 110 North Km 28.8 San Antonio Industrial Park, Aguadilla, PR, 00603 USA Position Role Type: Unspecified U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: Join Collins Aerospace as an Electrical Design Engineer and assume a key role within the Communication Products Engineering department in Mission Systems. We're looking to create a pipeline of passiona
Posted 55 days ago | Updated 10 hours ago

Lead Mechanical Systems Integration Engineer

Lockheed Martin Corporation

•

Remote or Littleton, Colorado, USA

Full-time

Job Description The coolest jobs on this planet or any other are with Lockheed Martin Space. We invite you to join the Fleet Ballistic Missile (FBM) Program Systems Engineering Integration and Test (SEIT) team as a Lead Mechanical Systems Integration Engineer within the Embedded Systems Engineering (ESE) organization. The role of the ESE is to partner with the FBM Propulsion, Structures, Ordnance, and Controls (PSOC) Subsystem Integrated Product Teams (IPTs) to shape the design, development, a
Posted 29 days ago | Updated 10 hours ago

Data Engineer/Platform Administrator (Solution Engineer Staff - Lead)

American Electric Power

•

Remote or Columbus, Ohio, USA

Full-time

Job Posting End Date 07-08-2025 Please note the job posting will close on the day before the posting end date Job Summary We are seeking a skilled Data Engineer/Platform Administrator to join our Process Intelligence and Mining team. The candidate will collaborate with our business and technology partners to design, develop, and implement data models and ETL (Extract, Transform, Load) solutions that integrate with our Process Intelligence and Mining solution, Celonis. Job Description What You
Posted 7 days ago | Updated 10 hours ago

Hardware System Engineer Staff/Systems Lead

Lockheed Martin Corporation

•

Remote or Owego, New York, USA

Full-time

Job Description What We're Doing At Lockheed Martin, we are dedicated to pushing the boundaries of innovation and technology. Our mission systems drive advancements in defense, aerospace, and technology, helping to shape a secure and sustainable future. We pride ourselves on creating cutting-edge products that solve the world's toughest challenges, and we're looking for passionate engineers to help us deliver solutions that matter. The Work Lockheed Martin is seeking an experienced Hardware
Posted 51 days ago | Updated 10 hours ago

Application Developer Lead - GXT Turbo - 5738492

Accenture LLP

•

Remote or Philadelphia, Pennsylvania, USA

Full-time

Accenture Flex offers you the flexibility of local fixed-duration project-based work powered by Accenture, a leading global professional services company. Accenture is consistently recognized on FORTUNE's 100 Best Companies to Work For and Diversity Inc's Top 50 Companies For Diversity lists. As an Accenture Flex employee, you will apply your skills and experience to help drive business transformation for leading organizations and communities. In addition to delivering innovative solutions for
Posted 37 days ago | Updated 10 hours ago

Lead AI/ML Engineer (NLP) - Remote

UnitedHealth Group

•

Remote or Eden Prairie, Minnesota, USA

Full-time

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by diversity and inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us adv
Posted 54 days ago | Updated 11 hours ago

Lead Network Tools Integration Developer

Copeland

•

Remote

Full-time

About Us We are a global climate technologies company engineered for sustainability. We create sustainable and efficient residential, commercial and industrial spaces through HVACR technologies. We protect temperature-sensitive goods throughout the cold chain. And we bring comfort to people globally. Best-in-class engineering, design and manufacturing combined with category-leading brands in compression, controls, software and monitoring solutions result in next-generation climate technology th
Posted 11 days ago | Updated 11 hours ago

Front End Developer Technical Lead

3M Company

•

Remote or Maplewood, Minnesota, USA

Full-time

Job Description: Technical Lead - Front End Development Team Collaborate with Innovative 3Mers Around the World Choosing where to start and grow your career has a major impact on your professional and personal life, so it's equally important you know that the company that you choose to work at, and its leaders, will support and guide you. With a wide variety of people, global locations, technologies and products, 3M is a place where you can collaborate with other curious, creative 3Mers. Thi
Posted 60+ days ago | Updated 10 hours ago

Transportation/Roadway Engineer

Parsons Services Company

•

Remote or Chicago, Illinois, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is looking for an amazingly talented Transportation Engineer to join our tea
Posted 60+ days ago | Updated 10 hours ago

Application Developer Technical Lead (AVP)

Barclays

•

Remote or Hanover, New Jersey, USA

Full-time

Job Description Purpose of the role To design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues. Accountabilities Development and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools. Ensuring that code is scalable, maintainable, and optimized for performance.Cross-functional collaboration with product managers, d
Posted 18 days ago | Updated 10 hours ago

Communication Systems Engineer

Motorola Solutions

•

North Carolina, USA

Full-time

Company Overview At Motorola Solutions, we believe that everything starts with our people. We're a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. Our critical communications, video security and command center technologies support public safety agencies and enterprises alike, enabling the coordination that's critical for safer communities, safer schools, safer hospitals and safer businesses. Connect with a career that matters, and help us buil
Posted 60+ days ago | Updated 11 hours ago

Lead/Senior Full Stack Engineer (Node & React) with AI/ML

iSpace, Inc

•

Remote

Contract

Only on W2, NO C2C/1099 Title: Lead Full Stack Engineer (Node & React) with AI/ML Position type: 12+ Months contract to start (could go for over 1-2 years) Location: Remote Top Skills: Node. JS, React, State Management, MySQL, AWS, Docker, Kubernetes, Open AI/Chat GPT, lead experience with both onshore and offshore. Qualifications: 7+ years of experience building complex web applications.Solid work experience using component-based development on the client side.Proficiency with front-end techn
Easy Apply
Posted 60+ days ago | Updated 6 hours ago

Lead Threat Detection Engineer

M&T BANK CORPORATION

•

Remote or Wilmington, Delaware, USA

Full-time

This role offers a hybrid work schedule; offering the flexibility to work remotely two days a week, while providing the opportunity for in-person collaboration at our Wilmington, DE Tech Hub. Overview: Responsible for designing, developing, and enhancing threat detection capabilities across the organization's detection platforms. The primary focus will be the creation and optimization of threat detection use cases, leveraging advanced tools and techniques to identify and mitigate cyber threats i
Posted 60+ days ago | Updated 11 hours ago

Tosca Automation Engineer/Tosca Automation Architect/Lead Tosca Automation Engineer/Tosca Architect/Lead Tosca Engineer

Orpine.com

•

Remote

Contract

Job Title: Tosca Automation Engineer Location: Remote Job Duration: Long term Job Description: Client is seeking an experienced Tosca Automation Engineer to design, develop, and execute automated test solutions for our healthcare applications.This role requires expertise in model-based testing, API automation, and Agile practices within a regulated environment. Key Responsibilities: Test Automation Development: Design and implement end-to-end test automation frameworks using Tosca (e.g., mod
Easy Apply
Posted 8 days ago

Senior Data Science Manager

Coinbase

•

Remote

Full-time

Ready to be pushed beyond what you think you're capable of? At Coinbase, our mission is to increase economic freedom in the world. It's a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform - and with it, the future global financial system. To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the
Posted 60+ days ago | Updated 10 hours ago

Lead Threat Detection Engineer

McKesson Corporation

•

Remote or Irving, Texas, USA

Full-time

McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality care more accessible and affordable. Here, we focus on the health, happiness, and well-being of you and those we serve - we care. What you do at McKesson matters. We foster a culture where you can grow, make an impact, and are empowered to bring new ideas. Together, we thrive as we shape the future of health for patien
Posted 60+ days ago | Updated 11 hours ago

Electrical Design and Integration Engineer (Experienced, Lead or Senior)

Boeing Company

•

Remote or Everett, Washington, USA

Full-time

Electrical Design and Integration Engineer (Experienced, Lead or Senior) Company: The Boeing Company Boeing Space, Defense, Space & Security (BDS) is hiring two Electrical Design and Integration Engineers to join our team in Everett, WA or Tukwila, WA. The positions available are for candidates at various skill levels (Experienced, Lead or Senior) based on applicant demand and available talent. In this role, you will be responsible for the design, integration, and optimization of electrical w
Posted 1 day ago | Updated 10 hours ago

Lead AMS Verification Engineer

Inherent Technologies

•

US

Full-time, Part-time, Contract, Third Party

Position: Lead AMS Verification Engineer Location: Remote Duration: 1 Years Job Description: We are seeking highly skilled Lead AMS Verification Engineers to join our team. The ideal candidate will have extensive experience in AMS verification at both the SoC (chip) and block level, using netlist and/or models. This role requires a deep understanding of analog circuits, including low power circuits, PMIC, high-speed clocking circuits, and data converters. The candidate should also possess st
Easy Apply
Posted 60+ days ago | Updated 22 hours ago

Lead, Sr. Network and Cloud Engineer

McKesson Corporation

•

Remote or Irving, Texas, USA

Full-time

McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality care more accessible and affordable. Here, we focus on the health, happiness, and well-being of you and those we serve - we care. What you do at McKesson matters. We foster a culture where you can grow, make an impact, and are empowered to bring new ideas. Together, we thrive as we shape the future of health for patien
Posted 2 days ago | Updated 11 hours ago

Systems Integration Engineer Senior Staff - Electrical

Lockheed Martin Corporation

•

Remote or Littleton, Colorado, USA

Full-time

Job Description For over 60 years, the Fleet Ballistic Missile (FBM) team has supported the Navy's mission to provide affordable and credible strategic defense. We offer unique career opportunities and challenges on a program with a rich history and exciting future. We help keep this nation and our allies secure and we need your expertise to deliver amazing new technologies to our customers while maintaining the technical requirements of the strategic deterrence. Learn about the Trident II D5
Posted 59 days ago | Updated 10 hours ago