Principal Scientist Jobs in Arlington, VA

Unlock potential by leading clinical safety oversight as a Senior Director, guiding high-quality medical monitoring and supporting critical safety strategies across multifaceted teams in Nephrology an...

Lead the charge in environmental compliance by managing due diligence projects, coordinating inspections, and driving business development in consulting. Collaborate with teams while ensuring exceptio...

Drive strategic scientific initiatives for vaccine development, ensuring compliance and monitoring project effectiveness while supporting program goals and cross-functional teamwork to enhance researc...

Shape the future of business solutions by leading advanced analysis, developing strategies, and managing vital relationships to drive innovative digital product development, mentoring peers, and ensur...

Join a team that's passionate about payroll excellence! Oversee full-cycle payroll for a diverse U.S. workforce, ensuring compliance, accuracy, and operational efficiency while driving continuous impr...

Manage and optimize CBRN Defense programs; develop policies and advocate for needs within Joint and NATO efforts, ensuring DAF integration across acquisition and modernization initiatives in a hybrid...

Drive CBRN Defense program initiatives while shaping policy for the DAF. Collaborate across joint and NATO efforts, ensuring representation and alignment of acquisition strategies. Lead expert analysi...

Drive strategic plans for mission-critical ground segment infrastructure, managing multi-functional teams and ensuring program execution aligns with government satellite operations goals, enhancing na...

Empower teams by translating business needs into viable AI solutions that enhance efficiency and innovation. Collaborate cross-functionally to prototype, test, and scale AI tools that address real-wor...

Optimize analytical frameworks to drive insights at the intersection of labor economics and policy. Lead research initiatives and collaborate with partners to enhance workforce strategies informed by...

Transform complex engineering projects by leading technical program management to ensure successful delivery of innovative missile defense systems while driving clarity, alignment, and proactive risk...

Innovate as you design and validate sophisticated algorithms in varied domains, leveraging your expertise in control systems and probability to tackle real-world challenges with proven research techni...

Join us to drive customer success as a Principal Customer Reliability Engineer, where you'll ensure the reliability and performance of our SaaS platform by collaborating with cross-functional teams an...

Lead the charge in crafting innovative discoveries that integrate genetic genealogy with user-friendly solutions, shaping product strategy to connect users with their ancestral stories through cutting...

Join our team to lead the strategy and delivery of ICAM products, ensuring alignment with mission needs and driving user value through effective product management and cross-functional collaboration...

Lead the charge in project management within diverse technical areas, collaborating with stakeholders to meet objectives on time and within budget, while ensuring regulatory compliance and effective c...

Empower a high-performing engineering team by steering technical direction, fostering collaboration, and ensuring aligned delivery toward business goals across platform areas like Infrastructure, DevE...

Build your expertise in managing critical Data Center infrastructure, driving maintenance, incident resolution, and operational efficiency. Collaborate on engineering projects while mentoring team mem...

Elevate your career by leading innovative training systems for multi-modal models. You'll collaborate closely with research teams, ensuring robust model lifecycles and scalable infrastructure, while d...

Champion global regulatory activities, ensuring high-quality submissions and strategic partnerships. Support lifecycle management across late-stage development, driving compliance with U.S. and intern...

Drive growth by identifying, developing, and leading capture efforts for new business opportunities. Collaborate with cross-functional teams to meet revenue goals and foster strategic relationships wi...

Unlock potential by driving business growth in the life sciences sector, establishing strong client relationships, and leveraging market insights to create scalable strategies for new logo acquisition...

Transform user experiences as a Senior Full-Stack Engineer. Lead projects end-to-end, bridging backend systems with intuitive front-end interfaces. Collaborate within a dynamic team to drive impactful...

Empower our team by utilizing your expertise in battery technologies to analyze and solve complex energy challenges across diverse projects while collaborating with a dynamic group of engineers and sc...

Lead the charge in developing and launching a data-driven benchmarking platform that integrates proprietary and third-party valuation data, enhancing commercial real estate analytics for clients and p...