Leadership Team

Tom Vecchiolla

President and Chief Executive, QinetiQ US

Tom Vecchiolla serves as President and Chief Executive of QinetiQ US, leading the company's mission to deliver innovative defense and national security solutions to U.S. government customers.

A distinguished leader with extensive defense and security expertise, Tom brings over three decades of experience across military service, public sector, and industry leadership roles. He began his career as a U.S. Navy pilot and DoD acquisition professional, serving with distinction for 22 years. Tom also served in public service as a National Security and Military Affairs Advisor on the U.S. Senate staff.

In the private sector, Tom spent 15 years at Raytheon Technologies Corporation (RTX), where he rose to become President of Raytheon International Inc., overseeing the company's global operations. His leadership was instrumental in driving international growth and fostering strategic partnerships worldwide. He subsequently assumed responsibility as president and chief executive office of ST Engineering North America responsible for all US operations of a diverse industrial and technology portfolio.

Prior to assuming his current role, Tom served on the QinetiQ US Special Security Agreement (SSA) Board, providing strategic guidance and oversight to ensure compliance with national security requirements while advancing the company's mission.

Tom brings to QinetiQ US a proven track record of building high-performing teams and delivering innovative solutions to address complex national security challenges. His unique combination of military service, government experience, and industry leadership positions him to drive QinetiQ US's continued growth and technological advancement in support of our nation's defense and security priorities.

Tom earned his Bachelor of Science degree from the U.S. Naval Academy and holds a Master of Science degree from the University of Southern California. He maintains his certifications as a general aviation pilot and is a recipient of the prestigious Washington 100 Award, recognizing executives who have demonstrated excellence in leadership, innovation, and vision in the government contracting community.

Scott McGleish

Chief Growth Officer

Scott McGleish serves as Chief Growth Officer for QinetiQ US. In this role he leads the company's strategic growth initiatives and business development efforts to expand market presence and capture new opportunities across defense and national security sectors.

Scott brings over 30 years of executive experience in aerospace and defense business development and P&L management. He most recently served as President & General Manager of Weibel Scientific North America, leading operations, strategy, and business growth for instrumentation and surveillance radars. His previous roles include senior P&L and business development positions at Raytheon Technologies and Booz Allen Hamilton with multiple international assignments, where he developed expertise in global market development and strategic partnerships.

Prior to his industry career, Scott served with distinction for 21 years as a U.S. Army Special Forces Officer and Non-Commissioned Officer. He led and conducted combat operations during Operation Iraqi Freedom and Operation Enduring Freedom, developing a deep operational understanding of customer requirements and mission priorities.

Scott holds a Bachelor of Science in International Business with a minor in Logistics and Transportation from the Smith School of Business at the University of Maryland, a Master of Business Administration from Webster University, a Master of Arts in Information Technology Management from Webster University, and a Master of Arts in National Security and Strategic Studies from the United States Naval War College.

Daniela Walrath

Chief People Officer

Daniela Walrath serves as Chief People Officer for QinetiQ US, where she is responsible for streamlining core business operations while delivering exceptional organizational results.

Daniela has more than 20 years of experience in Human Resources with large organizations such as Acuity International, Northrup Grumman, CSRA, and Lockheed Martin. She has expertise across a multitude of operational functions including human capital, compensation, change management, organizational design, mergers and acquisitions, and leadership development. Daniela has led several HR organizations in initiatives including compensation, benefits, performance management, HR business partner support, employee and labor relations, talent management and succession planning, talent acquisition, and workforce strategies.

Daniela holds a Bachelor’s degree in Business Management, Human Resources, and Labor Relations from the University of Maryland and is a member of the Society of Human Resources and the National Association of Professional Women.

Carly Kimball

Interim Chief Financial Officer

Carly Kimball serves as Interim Chief Financial Officer for QinetiQ US, where she provides strategic financial leadership and operational guidance.

Carly brings nearly three decades of experience in finance, accounting, and operational leadership. She has held senior executive positions including CFO, COO, and CAO at Fortune 500 companies including Leidos and CACI, where she guided organizations through periods of significant change with discipline and clarity. Prior to her corporate roles, she served as a senior manager at a Big 4 accounting firm, building deep expertise in financial management and controls.

As founder of the Kimball Group, Carly has supported a wide range of companies in navigating complex financial transitions and building strong, scalable processes. She is passionate about developing the next generation of finance professionals and regularly lectures at community colleges and universities on the evolution of the profession through automation and analytics. Carly holds a Bachelor's degree from San Diego State University and is a Certified Public Accountant.

Jennifer Swindell

Chief Efficiency Officer

Jen Swindell serves as Chief Efficiency Officer for QinetiQ US, where she is responsible for driving transformation efforts in both growth and business efficiency while ensuring alignment across mission, structure, and customer outcomes.

Jen brings over 25 years of experience leading strategic growth, transformation, and risk assessment initiatives across government and industry. She previously served as Senior Vice President and General Manager at Perspecta, and as Senior Vice President at Booz Allen Hamilton, where she spent nearly two decades in leadership roles supporting the Department of Defense and civilian agencies. Throughout her career she has focused on growth, strategy development, and business transformation, building high-performing teams that deliver mission-focused results in complex environments.

A U.S. Navy Special Operations veteran, Jen currently serves on multiple technology company boards, bringing valuable governance perspective and industry relationships to QinetiQ US. She holds a Bachelor of Arts in Economics from Wesleyan University and a Master of Business Administration from Duke University.

Paul Hovsepian

Vice President of Contracts and Procurement

Paul Hovsepian serves as Vice President of Contracts and Procurement for QinetiQ US, where he oversees contracts, subcontracts, and supply chain operations supporting both federal and commercial business.

Paul brings more than 30 years of experience managing contracts, procurement, and supply chain activities across government and commercial sectors. He previously served as Vice President of Contracts at The Cadmus Group, Parsons, Cubic, and Raytheon Technologies, where he drove exceptional revenue and margin growth through multibillion-dollar contracts with Fortune 500 companies and global government agencies. His expertise spans operations in over 30 countries across commercial and defense sectors.

A Certified Professional Contract Manager (CPCM) with the National Contract Management Association (NCMA), Paul has served as a keynote speaker for NCMA, Hanscom AFB, Missile Defense Agency, and Army Contracting Command at Redstone Arsenal. He previously served as a member of the Board of Directors of a Bell/Raytheon joint venture in Toronto, Canada. Paul holds a Bachelor of Science in Business Management from Bentley University and an Advanced Business Management Certification from the University of Chicago.

Brendan Hess

Chief Operating Officer

Brendan Hess joined the QinetiQ US leadership team to serve as the Vice President of Operational Excellence. Brendan is responsible for guiding Change Management, Program Excellence, and Process Improvement across the QinetiQ US enterprise.

Before joining QinetiQ US, Brendan served as a non-commissioned officer and Counterintelligence Special Agent in the US Army. After government service, he entered industry with Booz Allen Hamilton, where he held various positions spanning from client delivery to program management. Brendan ventured on to Far Ridgeline Engagements (FRLE) as their regional business manager and then Chief Executive Officer. He led corporate direction, strategic goal design, capability development and was responsible for organizing and enabling the company’s products, services, and workforce before leading FRLE through QinetiQ US’ acquisition in 2022. His experiences and passion revolve around strategy, mentorship, and process improvement; “Start from a position of do the right thing, then work on how to do it the right way”.

Brendan holds a bachelor’s degree in multidisciplinary studies from Liberty University and a master’s degree in business administration from the University of South Florida.

David Harrison

Vice President, Operations & Enterprise Services

David Harrison serves as the Vice President of Operations & Enterprise Services. In this role he leads functional business operations - Information Technology, Security, Cyber, Environnmental Health & Safety, and Real Estate & Facilities.

David is a strategic Technology Executive with subject matter expertise in digital transformation, enterprise capability delivery, and enterprise service excellence. With more than 15 years of experience in leading functional organizations and programs, his delivers capabilities aligned to business needs to elevate organizational performance. In his most recent work with Northrop Grumman, David led large-scale digital initiatives / portfolios, and IT operational organizations that consistently delivered predictable business results.

David earned his master’s degree in business administration from the University of Delaware with a concentration in international business. He holds a certificate in project management from University of California, Irvine, a certificate in facility management from George Mason University, and a certificate in Executive Strategy from Chicago Booth.

Buck Elton

Executive Vice President and General Manager of Defense Modernization

Buck Elton serves as the Executive Vice President and General Manager of Defense Modernization Business Unit at QinetiQ US, where he is responsible for delivering mission focused results, leading continued growth, and integrating capabilities across business units. Buck previously served as the Senior Vice President of Defense Modernization Division with QinetiQ and Avantus Federal.

In 2020, Buck retired from the U.S. Air Force as a Major General after serving over 31 years and has extensive experience working at the senior levels of DoD, U.S. Government Agencies and with International Partners. He served as the J-3 Director of Operations at U.S. Special Operations Command, as the Commander of all U.S. and NATO Special Operations Forces in Afghanistan, the Deputy Director of Special Operations and Counterterrorism on the Joint Staff J-37, the Deputy Commanding General of Joint Special Operations Command and the Director of Resources and Requirements at Air Force Special Operations Command A5/8.

He was a Command Pilot with 4,300 flying hours in MC-130, C-130 and MQ-1 aircraft, commanded at the squadron, group and wing levels, and commanded joint special operations forces in Iraq, Afghanistan, and Haiti.

Buck holds a Bachelor of Science in Business Management from the United States Air Force Academy and a Master of Aeronautical Science from Embry-Riddle University.

Charles Fielden

Executive Vice President and General Manager, Intelligence & Mission Services

As Executive Vice President and General Manager, Intelligence & Mission Services, Charles Fielden brings to QinetiQ US more than 25 years of experience and an impeccable track record of supporting the intelligence community customers, commercial industry and military partners around the globe.

Prior to joining QinetiQ US, Fielden was most recently the CEO of a proprietary LLC where he led a transformation of the company culture, leading to 90% positive responses in employee surveys while improving profitability. He also spent more than 15 years at Northrop Grumman Corporation, where he grew their cyber and intelligence portfolio, winning multiple $100+ million contracts and gaining deep knowledge and trust with customers.

Fielden earned his Bachelor of Science in Global Studies from University of Washington. He also holds an MBA from George Mason University, and an Associates in Korean Language.