Senior Geophysicist

RESPONSIBILITIES: Apply advanced geophysical and seismological principles to directly support AFTAC’s global nuclear explosion monitoring mission. Analyze complex waveform data from seismic, hydroacoustic, and infrasound networks to detect, locate, and characterize potential nuclear events. Develop, evaluate, and implement advanced methodologies to lower event detection thresholds and improve discrimination between natural geophysical activity (e.g., earthquakes) and artificial explosions. Collaborate with government scientists, analysts, and interdisciplinary teams to deliver comprehensive technical reports, scientific briefings, and analytical tools that support nuclear treaty monitoring objectives.

EDUCATION: Ph. D. in Geophysics, OR a Master's degree in Geophysics (or a related discipline) with professional experience equivalent to a Ph. D.

DESIRED QUALIFICATIONS: Minimum of 15 years of relevant experience performing tasks related to global geophysical monitoring, seismology, or infrasound/acoustic analysis. Proven track record of integrating existing prototype scientific products into operational mission capabilities. Experience utilizing machine learning techniques for signal detection, event association, and/or event discrimination. Experience in software development utilizing Large Language Models (LLMs). Advanced competency in mathematics, physics, and/or statistics, alongside a strong scientific background in wave propagation and geophysical signal analysis. Strong interpersonal and communication skills to successfully collaborate within a multidisciplinary team of scientists and military personnel. Experience working within a government Sensitive Compartmented Information Facility (SCIF). At KBR, we are passionate about our people and our Zero Harm culture. These inform all that we do and are at the heart of our commitment to an ongoing journey toward being a People First company. That commitment is central to our team’s philosophy and foster an environment where everyone can Belong, Connect and Grow. We Deliver – Together.

KBR Benefits: 401K plan with company match medical dental vision life insurance AD&D flexible spending account disability paid time off or flexible work schedule We support career advancement through professional training and development. KBR is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, disability, sex, sexual orientation, gender identity or expression, age, national origin, veteran status, genetic information, union status and/or beliefs, or any other characteristic protected by federal, state, or local law. KBR — Delivering Solutions, Changing the World. KBR brings together the best and brightest to deliver science, technology and engineering solutions that help governments and companies around the world accomplish their most critical missions and objectives. We Value Our People – We create diverse, inclusive environments in which each person can feel safe, respected and valued, and where everyone has opportunities to grow and reach their full potential. We Deliver – We are uncompromising in our commitment to deliver innovative, high-quality, technology-led solutions for our customers and exceptional, sustainable value for all our stakeholders. We Are People of Integrity – We value honesty, trust, courage, fairness, prudence and tenacity. We believe doing what’s right for the planet, the communities where we work, and our people is good for business. We Empower – We empower our people with a shared purpose, the right tools and the supportive culture they need to be proactive decision-makers, to be adaptive to change, and to succeed. We Are a Team of Teams – We have a will to succeed, but we value the achievements of our team of teams over individual accomplishments. Our collective focus makes us a better, stronger, more effective company. We have also embedded environmental, social and governance (ESG) principles in every business operation and corporate function. Not only are we committed to operating safely, sustainably and equitably, but we are also committed to using our capabilities and expertise to help our customers accomplish their sustainability goals.