Lonnie L. Fields
Senior U.S. Navy Officer | Strategic & Operational Planning | UN Peace Operations | Joint & Multinational Engagement
- Role
- Deputy Chief of Staff at United Nations
- Location
- New York, NY, US
- LinkedIn followers
- 500 followers
About Lonnie L. Fields
Senior U.S. Navy officer currently serving in the United Nations Office of Military Affairs, with extensive experience in strategic and operational planning, mission management, and multinational coordination in complex security environments.Proven expertise supporting UN peace operations, including force generation, military and police capability development, early warning and civilian harm mitigation frameworks, and senior-level decision-making processes. Regularly engages with UN leadership, troop- and police-contributing countries, and interagency partners to translate policy into operational outcomes.Career highlights include leadership roles in joint and multinational settings, contribution to mission capability assessments, and stewardship of institutional knowledge across mission planning and execution cycles. Recognized for disciplined judgment, collaborative leadership, and the ability to operate effectively at the strategic level.Areas of focus include peace operations, security sector support, operational readiness, and international defense cooperation.
Experience
Deputy Chief of Staff
Mar 2026 — Present · New York, NY, US
Education
UCLA
Bachelor of Science - BS, Aerospace Engineering
1994
Johns Hopkins Whiting School of Engineering
Master of Science - MS, Systems Engineering
2004
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