Principal Software Engineer Jobs in Fairfax, VA

Transform user experiences by architecting intuitive web applications and APIs. As a full-stack engineer, tackle complex identity and security challenges while building high-performance systems to sup...

Reimagine data center infrastructure by leading comprehensive design, construction, and operational excellence. Collaborate with teams to ensure resilient facilities meet performance standards and dri...

Tackle complex systems engineering challenges by creating and optimizing security documentation. You will enhance operational readiness through hands-on configuration and validation while ensuring com...

Design scalable, high-performance solutions in a dynamic team, guiding junior engineers while collaborating across functions using Agile methodologies to address complex challenges in healthcare techn...

Help us maintain and enhance cloud infrastructure using Terraform and AWS. Collaborate with teams to ensure security compliance and operational efficiency while managing resources across GovCloud and...

Unlock the potential of advanced bioelectronic systems by overseeing the neural substrate of innovative bionic brain technology, integrating living and engineered components to enhance adaptive learni...

Engineer innovative distributed applications and RESTful services using Java, C, or C++. Leverage your expertise in big data technologies and work with large-scale data environments to drive impactful...

Drive reliability initiatives for fielded RF electronic warfare systems, overseeing production, qualification, and sustainment efforts. Collaborate with cross-functional teams to improve system reliab...

Transform the future of transportation technology by developing robust software solutions that ensure the safety of drivers and passengers. Lead a team in agile environments, focusing on innovative de...

Inspire collaborative software engineering efforts, focusing on VISTA Development and Sustainment. Lead initiatives to enhance Common Services, ensuring high-quality deliverables and innovative soluti...

Develop your career with a collaborative team, delivering innovative facility solutions across disciplines. Engage in all project phases and enhance your leadership skills while working in a vibrant d...

Transform user experiences by developing Android applications with Kotlin. Collaborate in agile teams to create innovative solutions that engage and delight customers, while leading the technical deli...

Help us enhance product quality by designing and implementing processes that ensure customer satisfaction while proactively addressing product risks with advanced methodologies...

Inspire quality excellence in medical devices by leading CAPA reviews, driving continuous improvement, and shaping policies that enhance patient safety. Collaborate across functions and present impact...

Develop and optimize advanced AI solutions for predictive, generative, and autonomous systems, collaborating with cross-functional teams to translate mission needs into robust AI capabilities across t...

Join a team that's shaping the future by developing advanced AI solutions. You'll optimize predictive and generative models, collaborate cross-functionally, and mentor junior developers while ensuring...

Join a dynamic team of software engineers dedicated to designing and developing innovative software solutions while collaborating cross-functionally to elevate technology and continuously improve proc...

Join us in shaping the future of technology by providing architectural leadership and driving AI integration in full stack solutions for federal programs, mentoring top engineering talent while collab...

Join a dynamic team to integrate and test cutting-edge space payload systems, ensuring readiness through thorough debugging and collaboration with multi-disciplinary engineers, supporting critical mis...

Contribute to impactful Business Intelligence solutions by identifying client needs, crafting metadata installations, and developing innovative reports in a dynamic, collaborative Scrum team environme...

Reimagine stakeholder engagement and collaboration as you lead cross-functional teams, manage SME partnerships, and develop impactful program deliverables, all while navigating ambiguity and driving p...

Advance secure financial systems by developing backend services for risk management and fraud prevention. Collaborate deeply to create scalable, resilient solutions that protect customers and enhance...

Unlock your potential by leading innovative software projects in a collaborative environment. Drive transformative solutions that enhance risk management capabilities using advanced technologies and a...

Contribute to securing scalable, high-performance systems by leveraging your expertise in Kubernetes, AWS, and Terraform. Work collaboratively in a dynamic environment to enhance cloud infrastructure...

Join a team that's shaping the future of technology within a dynamic environment focused on modernization. Leverage your skills in software engineering to lead impactful projects, drive strategy, and...