Director, Business Development – Defense & Aerospace

Sion Power Corporation

About The Position

Sion Power is commercializing next-generation lithium-metal battery technology (Licerion®) to power mission-critical defense and aerospace systems. Our technology delivers step-change performance-2x energy density vs. lithium-ion-enabling longer flight times, increased payload capacity, and extended mission range. With U.S.-based manufacturing and growing demand driven by national security priorities and the NDAA, Sion Power is expanding into defense and aerospace markets, with initial shipments expected in late 2026. We are seeking a Director of Business Development to accelerate growth in the U.S. Defense & Aerospace market. This is a hunter-builder role focused on winning design-ins, converting RFPs, and building pipeline into revenue.

Requirements

8–15+ years in defense/aerospace business development or program capture
Proven track record of winning RFPs and closing complex deals
Strong network across primes or UAS ecosystem
Experience working with early-stage or pre-commercial technology

Nice To Haves

Battery or energy systems background
UAS, missile, or space platform experience
Familiarity with NDAA requirements and domestic sourcing
Understanding of MIL-STD qualification processes

Responsibilities

Build and close pipeline opportunities across drones, missiles, space, and high-altitude systems
Lead RFP capture, customer positioning, and contract negotiations
Convert opportunities into NRE programs and long-term production agreements
Develop relationships with primes, integrators, and emerging defense companies
Partner with engineering and leadership to drive execution
Represent Sion Power with DoW and industry stakeholders