In a world of possibilities, pursue one with endless opportunities. Imagine Next! At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what’s possible. Job Description: Parsons is looking for a highly experienced Principal Research Scientist to join our team! In this role you will get to work with other scientists and engineers to research and develop radiation transport models. What You'll Be Doing: Work with a team of scientists and engineers to improve and add new capabilities to atmospheric radiative transfer model for an advanced multi-physics model Document and present work to team members and others in the modeling community Keep current with new developments in numerical methods and advances in the field of radiative transfer and remote sensing What Required Skills You'll Bring: 20+ years of experience in scientific modeling and analysis Extensive research experience in atmospheric radiative transfer (thermal/optical), including peer-reviewed publications Expert knowledge of Monte Carlo atmospheric scattering models Ability to work independently and also work well with others in a team environment Excellent verbal and written communication skills Ph.D. in engineering or scientific discipline What Desired Skills You'll Bring: Experience coding in Fortran (both legacy and modern) Experience mentoring other scientists/engineers Security Clearance Requirement: An active Secret security clearance is required for this position.​ This position is part of our Federal Solutions team. The Federal Solutions segment delivers resources to our US government customers that ensure the success of missions around the globe. Our intelligent employees drive the state of the art as they provide services and solutions in the areas of defense, security, intelligence, infrastructure, and environmental. We promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation's most critical assets, from Earth to cyberspace. Throughout the company, our people are anticipating what’s next to deliver the solutions our customers need now. Salary Range: $60.14 - $108.27 We value our employees and want our employees to take care of their overall wellbeing, which is why we offer best-in-class benefits such as medical, dental, vision, paid time off, 401(k), life insurance, flexible work schedules, and holidays to fit your busy lifestyle! This position will be posted for a minimum of 3 days and will continue to be posted for an average of 30 days until a qualified applicant is selected or the position has been cancelled. Parsons is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status or any other protected status. We truly invest and care about our employee’s wellbeing and provide endless growth opportunities as the sky is the limit, so aim for the stars! Imagine next and join the Parsons quest—APPLY TODAY! Parsons is aware of fraudulent recruitment practices. To learn more about recruitment fraud and how to report it, please refer to https://www.parsons.com/fraudulent-recruitment/.