Giedrimas Jeglinskas
RUSI Distinguished Fellow, Military Sciences and International Security
Affiliated with the Military Sciences and International Security Studies research Groups
Biography
Giedrimas Jeglinskas served as a member of Lithuanian Parliament and the chair of the Committee on National Security and Defence from October 2024 to April 2026, where he led the oversight and legislation for defence, intelligence and national security institutions.
Prior to his parliamentary career, Mr Jeglinskas was a non-resident senior fellow at the Transatlantic Security Initiative in the Atlantic Council’s Scowcroft Center for Strategy and Security, a member of the Alphen Group, Climate and Security Nexus fellow at the Emerson Collective, and a senior adviser to Accenture’s EU Artificial Intelligence Lab in Brussels. He also was a candidate at the 2024 Presidential election in Lithuania.
From 2019 to 2022, he served as the Assistant Secretary General for executive management at NATO where he led the four hundred-strong executive management division, responsible for all enabling functions of NATO including human resources, infrastructure, information technology, and finance. He served as board chair at the NATO Pension Fund, a 700 million-euro AUM pension plan and was an originator of NATO Innovation Fund, a EUR1bn multi-sovereign venture capital fund.
From 2017 to 2019, Mr Jeglinskas served as a Deputy Defence Minister of Lithuania in charge of capability development, acquisition, logistics, infrastructure development, defence industry, and defence tech partnerships where, among other initiatives, he established public private partnership (PPP) deals for defence infrastructure and a VC fund for defence technologies.
From 2010 to 2017, he worked as vice president in corporate finance and capital markets at Citigroup across New York, Tokyo, Singapore, Sydney, and Warsaw. A former Lithuanian Army officer, Mr Jeglinskas served as an infantry platoon commander and as an intelligence officer at the Ministry of National Defence.
He graduated from the US Military Academy at West Point with a BSc in political science and computer engineering. He holds an MA in national security studies from Georgetown University’s Walsh School of Foreign Service and an MBA in strategy and finance from the Columbia Business School.