NucleCast

Join us for an insightful conversation with Brian Zieroth, Senior Program Manager at the Uranium Processing Facility (UPF) at Y-12. Discover the pivotal role UPF plays in supporting the nation's nuclear deterrent and global security missions. Brian shares the challenges and triumphs of modernizing uranium processing capabilities, emphasizing the importance of safety and innovation. With construction set to complete in 2027, UPF is poised to be a cornerstone of national security infrastructure. Don't miss this deep dive into a project that ensures our strategic deterrent remains robust and reliable.

Brian is the senior project manager for the Uranium Processing Facility (UPF) in Oak Ridge, Tennessee, a plant designed to replace older, outdated facilities and meet modern safety and environmental standards. He is responsible for all engineering, procurement, construction, and startup activities. He has nearly 30 years’ experience with Bechtel, and is a Bechtel Principal Vice President. Brian brings diverse industry experience to his leadership role for the UPF project.

He has held project management roles of increasing responsibility at the Waste Treatment and Immobilization Plant (WTP) at the Hanford site, the Chemistry and Metallurgy Replacement Project (CMRR) at Los Alamos National Laboratory, UPF, and as Director for Enterprise Line-Item Projects at Consolidated Nuclear Security, where he provided oversight for the Y-12 site in Oak Ridge and the Pantex Plant in Amarillo, TX. In 2022, he became area project manager for the main processing building at UPF, before being named to his current role in 2024.

He joined Bechtel in 1997 in the Information Systems and Technology group for Bechtel Enterprises. In 2003, he became deputy IS&T manager on the Iraq reconstruction project in Baghdad. In 2006, he moved to the U.S. Department of Energy Advanced Mixed Waste Treatment Project in Idaho. He was then named plant automation manager at the Pueblo Chemical Agent-Destruction Pilot Plant in 2010 and chief information officer at WTP in 2012.

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Dr. Michaela Dodge discusses the ongoing conflict between Russia and the West, emphasizing the need for the United States to recognize and respond to Russia's aggressive actions. The conversation explores the historical context of Russia's imperial ambitions, the challenges of mobilizing public support for defense spending, and the importance of education in fostering informed citizens. Dodge argues that the U.S. must take adversarial threats seriously and prepare accordingly to ensure national security and global stability.

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Adam welcomes Major General Colin Connor where he focuses on the modernization of the Intercontinental Ballistic Missile (ICBM) system, specifically the Sentinel ICBM. Major General Connor, who leads the modernization efforts at Air Force Global Strike Command, shares insights into the challenges and progress of the Sentinel program. The conversation covers the importance of maintaining the Minuteman 3 system until Sentinel is fully operational, the complexities of modernizing infrastructure, and the critical role of collaboration with industry partners. The episode emphasizes the strategic significance of ICBMs in national security and the ongoing efforts to ensure the new system meets future needs.

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Dr. Tony Peurrung, a senior leader in data science, explores the evolution and significance of data science, particularly in the context of national security. He discusses the historical development of data science, its applications in various fields, and the challenges faced in implementing data-driven solutions. The conversation also touches on the competitive landscape of data science between the U.S. and its adversaries, emphasizing the need for collaboration and innovation to harness the full potential of data science in addressing national security challenges.

Dr. Peurrung is recently retired after a 31-year career at Pacific Northwest National Laboratory during which he made varied contributions as leader, scientist, and technology developer. His culminating executive leadership roles held between 2010 and 2024 included Associate Laboratory Director for National Security, Chief Research Officer, and Deputy Laboratory Director for Science and Technology.

In his role as Deputy Director for Science and Technology, Dr. Peurrung stewarded PNNL's science and technology capabilities to address critical challenges in science, energy, the environment, and national security. He also played a leading role in institutional strategy development, managed PNNL's internal investment portfolio, and held responsibility for technology commercialization activities. As Associate Laboratory Director he was responsible for all aspects of the laboratory’s national security mission portfolio including strategy development, leadership development, programmatic execution, and financial management. Under his leadership, PNNL delivered impactful science and technology to sponsors in the Department of Energy, Department of Homeland Security, Department of Defense, the National Nuclear Security Administration, and other mission sponsors.

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Gordon Chang discusses the significant threats posed by the Chinese Communist Party under Xi Jinping. They explore China's imperial ambitions, the mindset of its leadership, the implications for Taiwan, and the potential for conflict. Gordon also delves into China's nuclear ambitions and the ongoing warfare through means such as fentanyl trafficking, emphasizing the need for Americans to recognize and respond to these threats.

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Tristan Tang discusses Taiwan's security dilemma in the face of increasing threats from China. The conversation explores the Taiwanese perspective on military preparedness, defense spending, and the expectations of U.S. support in the event of a conflict. Tristan shares insights on the societal attitudes towards the threat of invasion, the military strategies being employed, and the potential consequences of a Chinese takeover. The discussion concludes with Tristan's wishes for Taiwan's future, emphasizing the need for peace, political harmony, and strong U.S. military presence in the region.

K. Tristan Tang is an associate fellow at the Research Project on China’s Defense Affairs, Secure Taiwan Associate Corporation, and a member of the Pacific Forum’s Young Leaders Program. His research focuses on China’s defense industry and the People’s Liberation Army. His work has appeared in the U.S. Naval War College’s CMSI Note, U.S. Air University’s Journal of Indo-Pacific Affairs, the Jamestown Foundation’s China Brief, the Pacific Forum’s PacNet, the Australian Strategic Policy Institute’s The Strategist, and The Diplomat. He frequently posts overview maps of PLA activities around Taiwan and across the Pacific on X (@KTristanTang) and LinkedIn. He is also the founder of KTT’s wargame, a popular science simulation of cross-strait conflict scenarios designed for non-military experts and the general public.

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In this episode of NucleCast, Adam interviews Dr. Rich Tighe, the president and CEO of Consolidated Nuclear Security, discussing the current operations and future outlook of the Y-12 National Security Complex. Rich explains the complex's historical significance, its current missions, and the challenges it faces in workforce recruitment and safety. The conversation also touches on modernization efforts, collaboration with design agencies, and the importance of community support. Rich shares his aspirations for the future, including the need for continued growth and innovation in nuclear security.

Richard (Rich) Tighe is president and chief executive officer of Consolidated Nuclear Security, the Bechtel led management and operating contractor for the Y 12 National Security Complex in Oak Ridge, Tennessee, with a workforce of approximately 9,500. Tighe (pronounced “tie”) joined CNS in September 2022, and led the company through the separation of the Pantex Plant from CNS’s management and operating contract.

Before the separation, Tighe led a combined 13,500 employees through significant growth and record performance. As the National Nuclear Security Administration mission and project scope grew at the sites, CNS met all deliverables to the military under Tighe’s leadership. Additionally, during his tenure, CNS added more than 1,500 team members, including engineers, scientists, professional staff, and craft workers, and both sites improved safety performance, achieving more than 12.6 million consecutive hours without a lost time injury. Under Tighe’s leadership, CNS has been awarded a 2-year contract extension at Y-12.

Before joining CNS, Tighe served for nearly 4 years as president and general manager of National Aerospace Solutions (NAS), the Bechtel-led test operations and sustainment contractor for the Arnold Engineering Development Complex at Arnold Air Force Base near Tullahoma,

Tennessee. He also was manager of strategy, marketing, and business development for Bechtel’s Nuclear, Security, and Environmental global business unit, an $8 billion business. He served as the NS&E representative to the Bechtel Group Marketing and Business Development Committee and represented Bechtel on the board of managers for NAS and Kwajalein Range Services.

Tighe joined Bechtel in 2006 as marketing and business development manager; he was elected principal vice president in 2016 and senior vice president in 2023. Before his service with Bechtel, Tighe worked for Lockheed Martin at the Nevada Test Site for more than a decade, holding several scientific and management posts and ultimately advancing to assistant general manager for high-hazard test and evaluation.

Tighe was a postdoctoral fellow in the Nuclear Science Division of the Lawrence Berkeley National Laboratory at the University of California.

He earned a Ph.D. in experimental nuclear physics from the University of Notre Dame, Indiana, and a B.S. in physics from Loras College in Dubuque, Iowa.

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General Tom Bussiere, the commander of Air Force Global Strike Command, discusses the modernization of the nuclear triad, including the challenges and progress of the Sentinel system, updates on the B-21 program, and the importance of long-range stand-off capabilities. He emphasizes the need for support and understanding of the nuclear enterprise and shares insights on recent operations and future goals. Gen. Thomas A. Bussiere is Commander, Air Force Global Strike Command and Commander, Air Forces Strategic - Air, U.S. Strategic Command, Barksdale Air Force Base, Louisiana. AFGSC provides strategic deterrence, global strike capability, and combat support to USSTRATCOM and other geographic combatant commands. The command is comprised of more than 33,700 professionals operating at two numbered air forces; 12 active duty, Air National Guard, and Air Force Reserve wings; and the Joint Global Strike Operations Center. Weapons systems assigned to AFGSC include all U.S. Air Force intercontinental ballistic missiles and bomber aircraft, UH-1N helicopters, E-4B National Airborne Operations Center aircraft, and the U.S. Air Force NC3 weapons system.

Gen. Bussiere is a 1985 distinguished graduate of Air Force ROTC from Norwich University. He has held a variety of flying, staff and command assignments including the Deputy Director for Nuclear, Homeland Defense and Current Operations, Joint Staff; Inspector General, Headquarters, AFGSC; Advanced Programs Division, Headquarters, Air Combat Command and duty as the Deputy Chief of Staff, Multi-National Force-Iraq, Camp Victory, Baghdad. He commanded the 325th Bomb Squadron, 13th Bomb Squadron, 509th Operations Group and the 509th Bomb Wing at Whiteman AFB, Missouri. He also served as the Commander, Alaskan Command, United States Northern Command; Commander, Eleventh Air Force, Pacific Air Forces; and Commander, Alaskan North American Aerospace Defense Command Region, Joint Base Elmendorf-Richardson, Alaska; Commander, Eighth Air Force; Commander, Joint-Global Strike Operations Center, Barksdale AFB, Louisiana, and Commander, Joint Functional Component for Global Strike; Commander, Task Force 204, U.S. Strategic Command, Offutt AFB, Nebraska. Gen. Bussiere is a graduate of the School of Advanced Air and Space Studies and the U.S. Army War College Advanced Strategic Arts Program. Prior to his current position, Gen. Bussiere served as Deputy Commander, USSTRATCOM.

Gen. Bussiere is a command pilot with more than 3,400 hours in the T-38 Talon, F-15C Eagle, B-2A Spirit, B-1B Lancer and F-22 Raptor. He led F-15C combat missions during operations Southern Watch and Vigilant Warrior and B-2 combat missions during operations Allied Force and Iraqi Freedom.

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In this episode of NucleCast, Gibum Kim from the Korean Institute for Defense Analysis to discuss the recent political changes in South Korea, particularly the impact of the new Democratic Party leadership on foreign policy, especially regarding North Korea and the US-South Korea alliance. They explore the philosophical differences between the political parties regarding denuclearization, the future of the US-South Korea alliance, and the challenges posed by China. The conversation concludes with Gi-bum's wishes for the future of South Korea's security and international relations.

Gibum KIM is an associate research fellow at the Korea Institute for Defense Analyses (KIDA). He leads the Current Issues Team under the Future Strategy Office. Before becoming the Team Lead, his research focused on issues pertaining to the ROK-U.S. alliance, U.S. nuclear strategy and extended deterrence, and defense space strategy at the Center for Security and Strategy. He was formerly a research associate at both the Office of the Vice President for Research and the Center for Foreign Policy and National Security of the Asan Institute for Policy Studies (AIPS) in Seoul. Mr. Kim was a member of the Pacific Forum Young Leaders Program from 2014 to 2019. He earned both an MA and BA in Political Science at the College of Political Science and Economics, Korea University, and is pursuing his doctoral degree at his alma mater. His research interests include issues related to nuclear strategy, nonproliferation, alliance politics, defense space strategy, and multilateral security cooperation in the Indo-Pacific region.

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In this episode of NucleCast, host Adam speaks with Matthew Loh, a defense reporter from Singapore, about the complex geopolitical landscape in Southeast Asia, particularly regarding Singapore's relationship with China and the United States. Loh provides insights into Singapore's unique position as a small but strategically important nation, navigating its ties with major powers while maintaining a neutral stance. The conversation explores Singapore's military reliance on the US, the potential risks of conflict over Taiwan, and the implications of China's ambitions in the region. Loh also shares his wishes for Singapore's future, emphasizing the need for public education on geopolitics and the importance of stability in a rapidly changing world.

Matthew Loh is a senior reporter for Business Insider's Singapore bureau. He primarily covers defense in Asia and how innovation is shaping the war in Ukraine. A Singaporean citizen, he spent eight years in China between 2008 and 2014.

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