Space Exploration Sector and Civil Space Mission Area Leadership Team
Driven by national service, natural curiosity and a thirst for knowledge, the technically diverse professionals of APL’s Space Exploration Sector create innovative solutions to our nation’s most complex space science and engineering challenges. The sector includes two mission areas – Civil Space and National Security Space – and pulls expertise from across APL’s 8,000-member staff.
Space Exploration Sector Executive Leadership

Robert D. Braun
Sector Head

Jason Kalirai
Mission Area Executive, Civil Space

Patrick Binning
Mission Area Executive, National Security Space

Andy Driesman
Managing Executive

William Liggett
Operations Executive
Civil Space Mission Area Leadership
Jason Kalirai – Mission Area Executive
Steve Arnold – Deputy Mission Area Executive
Patrick Hill – Program Area Manager, Planetary Science Programs
Matthew Reinhart – Program Area Manager, Strategic Partnerships and Lunar Initiatives
Helmut Seifert – Program Area Manager, Solar, Space, and Astro Physics Programs
Elena Adams – Formulation and New Opportunities Lead