Shrewsbury, NJ – Prominently featured in The Inner Circle, Jonathan S. Maddock is acknowledged as an Inner Circle Lifetime for his contributions to International Defense and Engineering Services.

Jonathan S. Maddock is a globally respected executive leader, recognized for building, inspiring, and aligning diverse, cross-functional teams across complex and dynamic environments. With a distinguished record supporting high-level defense initiatives, his leadership style is anchored in empathy, respect for diverse perspectives, and a proven ability to unify individuals across backgrounds and cultures behind a shared mission. His success navigating multifaceted global settings reflects his belief that leadership begins with understanding, empowering, and elevating the people who drive the mission forward.
Grounded in a strong systems engineering foundation, Jonathan applies a pragmatic, quantum-thinking approach to solving complex challenges. He leads full-lifecycle modernization initiatives that transform organizations and advance mission-critical defense operations. Recognizing the increasing convergence of technology, law, and leadership, Jonathan earned his Juris Doctor from Purdue Global Law School in December 2024 where he strategically supplemented his studies with cybersecurity, privacy, and artificial intelligence law courses. By passing the California Bar exam, Jonathan solidified his foundation as a licensed attorney thereby empowering his ability to lead and safeguard innovation.
Jonathan leads with an ethics-first philosophy, firmly rooted in the belief that true integrity means “doing the right thing—even when no one else is watching.” He is proud of his family, anchored by his wife, a well-accomplished professional and devoted mother, and two thriving children who consistently excel academically in the classroom and competitively in the pool. His family’s strength serves as a daily reminder to lead by example through integrity, hard work, and resilience. Jonathan also enjoys sharing his Purdue basketball pride with his wife and his love for Dodgers baseball with his kids.
Inspired by the lifelong example of his father, Duane T. Maddock, Jonathan draws on the values of perseverance, humility, and trust. Over the years, his father has been a steady influence—serving as mentor, supervisor, teammate, and employee—shaping the leadership style Jonathan brings to every role.
Driven by a passion for growth and transformational leadership, Jonathan remains committed to leading at even higher levels. He is guided by the belief that “while the intelligent learn from their mistakes, the wise learn from the mistakes of others,” and thrives on meeting the toughest challenges head-on, convinced that “the hardest roads often lead to the greatest and most enduring impact.”
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