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Castelion is seeking a Business Development Director for Air Force programs in the Washington, DC area to own the full capture lifecycle and manage relationships with Air Force stakeholders. You will lead strategy, opportunity identification, and proposal development to win critical contracts.
Applicants should have 7+ years in defense BD/capture, a DoD clearance, and a proven ability to coordinate across engineering, programs, and contracts while navigating USAF processes.
Castelion is moving incredibly fast to develop and deliver advanced defense systems at a time when execution matters more than ever. We believe focus and technical excellence are decisive advantages - and we are building a team that can deliver real capability, not just concepts.
Castelion is moving incredibly fast to develop and deliver advanced defense systems at a time when execution matters more than ever. We believe focus and technical excellence are decisive advantages - and we are building a team that can deliver real capability, not just concepts.
This is a rare opportunity to join at an early stage, where your work will directly shape critical systems, influence major technical decisions, and have immediate, real-world impact.
The Business Development (BD) Director – Air Force programs is responsible for all aspects of growth, capture, and relationship management associated with Air Force programs. This individual serves as the primary interface between the company and Air Force stakeholders, with full ownership of the capture lifecycle, requirements definition, and customer engagement strategy. The BD Director will operate with a high degree of autonomy and is expected to function as both a strategic leader and a hands‑on contributor.
Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.
All full-time employees are granted meaningful long-term equity, sharing in the company’s significant growth trajectory. We offer four (4) weeks of paid time off, ten (10) company-paid holidays, and comprehensive health benefits – including 100% employee-covered medical and strong dependent coverage, along with dental and vision plans. We also provide paid parental leave to support growing families, a $100 monthly fitness stipend to promote health and performance, and onsite EV charging for convenience. In addition, employees enjoy perks like catered meals, company-covered food during high-demand periods, and a fully stocked kitchen to stay fueled throughout the day.
While this position does not currently require a U.S government-issued security clearance, it may in the near future. Therefore, the ability to obtain and maintain a U.S. government-issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
Employment with Castelion is governed on the basis of competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.