Phil Andrews joined the organization in August 2007. In his role, he oversees all ORAU financial, facility, communications, and business support services. He provides executive-level leadership for the operations of four departments including the development and implementation of policies and procedures in the areas of financial management, procurement, communications, public relations and marketing, and facilities and transportation. He also contributes to strategic planning for the corporation and directs the strategic planning initiatives of Business Operations. In addition, Andrews serves as the ORAU staff liaison to the Finance and Audit Committee of the ORAU Board of Directors and as treasurer of the ORAU Foundation.

Prior to joining ORAU, Andrews worked at Boeing in Oak Ridge for 26 years. Most recently, he served as Boeing’s Commercial Airlines program manager/government and community relations manager where he was responsible for business development, leading commercial airplane and leading government and community relations and activities. Andrews also served as chief executive officer and plant manager of the Boeing Oak Ridge Facility on three occasions.

Andrews was previously an internal auditor for the University of Tennessee, responsible for audit oversight at both the Knoxville main campus and for the University of Tennessee systems. He also served in an internal audit role for the State of Tennessee Comptroller’s Office in Nashville.

Andrews serves on the Roane State Community College Foundation Board (RSCC). He also serves on the Board of Collaborative Composite Solutions Corporation (CCSC)/Institute of Advanced Composites Manufacturing Innovation (IACME) as part of the Audit and Finance Committee. Andrews is also a part of the Oak Ridge Chamber Board nominating committee.

Andrews received both his bachelor’s degree in accounting and his master’s degree in business administration from the University of Tennessee, Knoxville. He is a Certified Public Accountant.

Vickie L. Caughron serves as ORAU chief audit officer. In this role, she manages the projects and teams of ORAU’s comprehensive audit program and serves as the principle liaison with external audits and audit agencies. She provides all levels of management with an independent appraisal of its operations to ensure ORAU follows best business practices, meets the highest level of cost accounting standards and adheres to federal regulation.

Caughron has 32 years of experience in all aspects of auditing, including financial, environmental, operational, and fraudulent activity reviews. Before joining ORAU, Caughron worked two years as a senior auditor with Covenant Health and 10 years with Lockheed Martin Energy Systems. She is currently serving as a volunteer Vice Chair on the Supervisory Committee of the ORNL Federal Credit Union.

She has promoted her profession by being a member of the Association of Certified Fraud Examiners, U.S. Department of Energy Contractors Internal Audit Directors (CIAD) Steering Committee, American Management Association, Tennessee Society of Certified Public Accountants, and East Tennessee Chapter of the Institute of Internal Auditors. She is the recipient of the Institute of Internal Auditors’ Commitment to Quality Improvement Award and the Certificate of Excellence from Lockheed Martin Corporate Audit.

Caughron received her bachelor’s degree in business administration from the University of Tennessee and her master’s degree in management from the University of Phoenix. She is a Certified Public Accountant, Certified Fraud Examiner, Certified Internal Auditor and Certified Risk Management Assurance professional.

Donna Cragle, Ph.D., serves as senior technical advisor. Cragle has been involved with research of occupational hazards in U.S. Department of Energy (DOE) facilities for 35 years. The primary focus of her research has been occupational epidemiology with particular interest in radiation and beryllium exposure.

Cragle has also been involved in decision-making related to maintenance of the large worker databases. She has extensive experience with large-scale studies involving data from multiple worker populations. She has authored more than 35 peer-reviewed publications. She has presented Congressional testimony about mercury exposures to workers in Oak Ridge.

Prior to ORAU, Cragle worked as a teaching assistant in the Department of Epidemiology at the University of North Carolina. Cragle received a doctorate in environmental epidemiology from the University of North Carolina at Chapel Hill, a master’s degree in human genetics from the Medical College of Virginia, and a bachelor’s degree in biological sciences from Indiana University.

Wanda Gamble serves as chief business development officer. In this role, she oversees business development strategy, pricing and proposal activities and manages its support in marketing and capture planning activities.

Gamble has more than 20 years of experience in planning, operations, sales, business development and customer relationship management in the science and technology industry. Prior to joining ORAU, Gamble was vice president for business development in the Health and Analytics Business Unit of Battelle Memorial Institute. She was recipient of the Battelle Energy and Health Global Business President’s Award in 2013.

Before working at Battelle Memorial Institute, she was vice president of Federal Civil Health for Vangent, Inc., a leading provider of health care information technology and business systems to federal agencies; prior to that, she was business development director for SRA International, a leading provider of technology and strategic consulting services and solutions.

Gamble received a bachelor’s degree in government from Auburn University and a master’s degree in telecommunications and business management from Golden Gate University. She is a Health Information Management and Systems Society Fellow. HIMSS is a not-for-profit organization headquartered in Chicago, Illinois, and dedicated to better health through information and technology.

Freddy Gray is senior director of the Health Communications and Preparedness program. In this role, he oversees ORAU teams that provide expertise in public health and healthcare preparedness, health communication, research and evaluation, marketing, and technical training to develop solutions that inform the public and equip health professionals to respond to the most pressing public health challenges.

Gray has more than 25 years of experience managing and supervising public health and healthcare system preparedness and response programs involving medical countermeasures to help mitigate the surge of patients due to a public health emergency. His prior experience includes weapons of mass destruction training and preparedness, occupational health training for the Air Force, and epidemiology projects.

Gray holds a master’s degree in public health with a concentration in occupational health and industrial hygiene from the University of Tennessee. As a Master Certified Health Education Specialist, his expertise includes public health and healthcare preparedness, medical countermeasures, team dynamics, and strategic planning.

Jamey Kennedy serves as strategic planning advisor to the president and CEO of ORAU, with responsibility for leading strategic planning and business culture change initiatives. She advises the president on matters related to business growth, strategy and opportunities for improvement to better position the corporation to achieve its strategic objectives.

Prior to assuming this position, Kennedy was ORAU’s vice president for business development, where she led the company’s response to strategically important business opportunities, including contract negotiations and management. She has more than 35 years of experience in business development, strategic planning and technical writing.

Prior to joining ORAU, Kennedy spent more than 28 years in business development and technical writing services at Science Applications International Corporation, Oak Ridge Division, where her last position was as senior vice president of business development for one of five operating units of SAIC. Throughout her career at SAIC, Kennedy oversaw efforts to acquire multiple federal procurements.

Kennedy holds a master’s degree in industrial and organizational psychology from Capella University and a bachelor’s degree in English and psychology from the University of North Carolina at Chapel Hill.

Kristy A. Kistner serves as the director of the Resource Center for Performance Excellence. In this role, she works with strategic planning teams, organizational unit leaders, and employees to implement projects to meet business needs and align with future business strategies; provides expertise, advice, and support in program/process/project management disciplines to determine the optimum approach for success; and oversees maintenance of ORAU’s ISO 9001:2015 registration, compliance with the U.S. Department of Energy quality assurance requirements, and conduct of assessments and process improvement initiatives.

Her other experience within ORAU has included assignments with the company’s National Security and Emergency Management program in Washington, D.C., where she worked with the U.S. Department of Energy’s Office of National Technical Nuclear Forensics to develop standard operating procedures and provided national policy support to the U.S. Department of Homeland Security. Prior to joining ORAU, Kistner served as assistant director of George Washington University’s Executive Master’s of Business Administration program and set up the infrastructure for George Washington University’s Response to Emergencies and Disasters Institute.

Kistner received a master’s degree in international affairs from George Washington University and a bachelor’s degree in business administration from Colorado State University. She is certified by the American Society for Quality as a Certified Quality Auditor and by the Project Management Institute (PMI) as a Project Management Professional and has achieved the Distinguished Toastmaster (DTM) award through Toastmasters International, an accomplishment achieved by only 1 percent of all Toastmasters.

Rachel Lokitz, J.D., serves as chief legal and risk officer for ORAU. In this role, Lokitz provides ORAU’s programs and internal business clients with counsel concerning legal rights, contractual obligations, compliance and risk.

Lokitz received a bachelor’s degree in science from Millsaps College and a Juris Doctor degree from the University of Tennessee College of Law. She received a master’s certificate in government contracting from the George Washington School of Business.

Lokitz has participated in a variety of professional and community activities, including serving on the board of directors for CONTACT Care Line. She is a member of the DOE Contractor Attorneys’ Association and the Tennessee Bar Association. Lokitz was named one of the Greater Knoxville Business Journal’s 2018 “40 Under 40” honorees.

Chester K. Maze serves as chief information officer at ORAU. In this role, he leads the company’s technology initiatives to support corporate and programmatic mission. He serves as a member of the ORAU Strategic Leadership Team, assisting the president and the senior staff in meeting the strategic goals of the company.

Maze also serves as the director of Information Technology Services for Oak Ridge Institute for Science and Education. In this role, he is responsible for overseeing the deployment, operations, integration and safeguarding of information technology in support of delivery of all ORISE-related services.

A key focus for Maze since joining ORAU in December 2010 has been the alignment and streamlining of the company’s Information Technology department with all business units and client stakeholders to enhance ORAU’s pursuit of performance, quality and integrity.

Before joining ORAU, Maze served as vice president and chief information officer within the health care industry for 16 years, including several years at Baptist Health System of East Tennessee. Maze joined ORAU from Christ Hospital in Cincinnati, Ohio, where he managed the full planning and implementation of a complete upgrade to financial and clinical systems.

Maze received a master’s degree in business administration from the University of Tennessee and a bachelor’s degree in business administration and computer science from Morehead State University.

Jeffrey Miller, Ph.D., serves as interim vice president and director of ORAU’s Health, Energy and Environment Programs. In this role, he has overall responsibility for programs to evaluate occupational and environmental health, estimate radiation dose, perform health surveillance and epidemiologic studies, support emergency and medical preparedness, provide health communications and training, deliver health physics education and training, measure atmospheric and ecological conditions, evaluate organizational culture and provide forensic testing support. He directs a group of more than 200 professional staff, including physicians, nurses, epidemiologists, biostatisticians, health educators, health physicists, chemists, environmental scientists, ecologists, and social scientists.

Meghan F. Millwood serves as chief human resources officer. In this role, Millwood is responsible for providing direction and leadership for human resources.  Millwood partners with the leadership team to provide strategic HR support in organizational design, employee relations, talent acquisition and management, training, compensation, benefits, and compliance.  In addition, Millwood serves as the ORAU staff liaison to the Compensation Committee of the ORAU Board of Directors.

Millwood’s background includes more than 21 years of human resources experience with the past 17 of those at ORAU. Prior to assuming her current role in 2016, she served as director of compensation and benefits. She also previously served as operations manager, as well as other roles to include positions in talent management, employee relations and diversity.

Prior to joining ORAU, Millwood worked in human resources at Polo Ralph Lauren for four years. Millwood received a master’s degree in business administration from the University of Tennessee and a bachelor’s degree in business administration from Campbell University. She has a Senior Professional Human Resources certification.

ORAU’s Director of Human Resources Mae Mosley, D.B.A., has been a staple of employee relations at ORAU for more than six years. In this role, she manages talent management services, talent development and performance, employee relations and diversity; and the impossible task of remembering almost every employee’s name. 

As her career has evolved to executive advisor on employee diversity, employee relations and employee compliance, a career in human resources seems like it has always been a natural fit. As an HR professional, Mosley uses the problem-solving skills of an engineer to solve exciting, new challenges each day.

In addition to her current position at ORAU, Mosley owns MDM HR Consulting, a human resources consulting and training firm. She holds multiple certifications, two associate degrees, a bachelor’s degree in business and management communication and a master’s degree in business and human resources management from Concordia University Wisconsin. In 2019, Mosley earned her doctoral degree in business administration from Lincoln Memorial University in Tennessee.

Monika Schiller serves as a senior advisor to the president and CEO of ORAU. She advises the president on matters that affect the overall performance, quality and integrity of the President’s Office. Schiller serves as a member of the ORAU Strategic Planning Execution Team, assisting the president and the senior staff in meeting the strategic goals of the company. This position allows her to provide relevant analysis, research and quality assurance support to a broad range of strategic initiatives designed to increase overall productivity and performance within ORAU.

Prior to her appointment to the present position in 2010, Schiller served as the business operations and quality assurance group manager of ORAU’s National Security and Emergency Management Program. From 2004 to 2007, Schiller served as an operations planner in this same program. Prior to joining ORAU, Schiller was director of operations for Arianspace Inc.

Schiller holds a master’s degree in international relations from Boston University, a master’s degree in business administration from Colorado State University, and a bachelor’s degree in Spanish from Boston College. She is a certified Project Management Professional.

Ken Tarcza, Ph.D., serves as ORAU chief of staff. A graduate of West Point, Tarcza would spend his military career serving in numerous roles, including assistant professor of Mechanical Engineering at West Point; commander of the Defense Contract Management Agency’s Southern Europe office in Wiesbaden, Germany; and chief of staff for the U.S. Army Research, Development and Engineering Command at Aberdeen Proving Ground, Maryland. 

After retiring from the military in 2015, he would go on to be a supervisory physical scientist for the U.S. Army Research Laboratory at Aberdeen Proving Ground before being named manager for the Department of Energy’s Oak Ridge Office and Office of Science Integrated Support Center/Consolidated Service Center in 2016, where he and his organization helped enable more than $10 billion of annual program activity across the Office of Science and the Department.

Tarcza earned a bachelor’s of science degree in mechanical engineering from the U.S. Military Academy at West Point and a master’s and doctoral degree in mechanical engineering and materials from the University of Texas at Austin. He is also an Eagle Scout.

Kenneth W. Tobin, Ph.D., serves as chief research and university partnerships officer. In this role, he enhances ORAU’s scientific research opportunities and expands partnerships with universities, national laboratories and private industry. Under his direction, the University Partnerships office provides awards to ORAU member universities, identifies and promotes funding opportunities by facilitating inter-institutional relationships, and leverages relationships with other organizations to support increased funding for scientific research and education.

Prior to joining ORAU, Tobin served as director of the office of institutional planning at the Oak Ridge National Laboratory. Before that, he was the director of the reactor and nuclear systems division at ORNL. He has been recognized as an ORNL corporate research fellow, a fellow of the Institute of Electrical and Electronics Engineers and SPIE, the international society for optics and photonics, and a member of the American Association for the Advancement of Science.

Tobin earned his doctoral degree in nuclear energy from University of Virginia and a master’s degree in nuclear engineering from Virginia Polytechnic Institute and State University.

William J. (Jim) Vosburg, Ph.D., serves as a senior vice president of ORAU and director of the Oak Ridge Institute for Science and Education (ORISE), a U.S. Department of Energy asset. He leads a program implementing all elements of the ORISE performance areas, including STEM workforce development, scientific and technical resource integration, human subject health and protection surveillance, independent environmental assessment and verification, and the operations of the Radiation Emergency Assistance Center/Training Site (REAC/TS).

Prior to leading ORISE, Vosburg served as a senior program manager for the U.S. Department of Energy National Nuclear Security Administration’s Office of Secure Transportation (OST), where he was responsible for corporate workforce development and education for OST operational sites nationwide including programs for health and safety; emergency management and nuclear security; human resources, budgetary planning and execution; leadership, training and development; logistics and property management; aviation operations; and acquisitions/funds management. He established core partnerships with the United Kingdom (UK) Royal Marines and with the U.S. Department of Homeland Security's (DHS) Federal Law Enforcement Training Center (FLETC).

Vosburg received a bachelor’s degree in workforce education and development from Southern Illinois University and a doctorate of education in human resource development from Vanderbilt University. He serves as an adjunct assistant professor at Vanderbilt University’s Owen Graduate School of Management as well as the University of Tennessee’s Haslam College of Business.

Vosburg is a veteran of the U.S. Air Force, having served as a Security Forces Officer within the Pacific Air Forces Command and the Air Force Materiel Command.