About TDI: Leadership

TDI's executive team is composed of world class talent with a broad experience base. Our executives have managed small, medium, and large businesses that serve government and commercial clients across the globe. In short, TDI is managed by an effective and extremely knowledgeable team of the very best industry has to offer.


Paul Innella

Paul Innella, TDI's CEO, has nearly twenty-five years of corporate executive, cyber security, and computer science experience. He founded, financed, and built TDI into a world-class consulting firm offering cyber security services to government agencies and commercial clients around the world.

Paul grew TDI year after year to be a multimillion dollar, consistently-profitable company servicing hundreds of clients. Secured, negotiated and ensured execution on hundreds of contracts with end customers, government agencies, and strategic partners.

Paul is a recognized cyber security expert and corporate executive who has published articles (SecurityFocus, Secure Computing Magazine, etc.), delivered seminars and lectures (ISACA, ISSA, CPM West Conference, GE, NetScout, NACACS, ISACA International Conference, Network Security Conference, Information Security Management Conference, InternetWorld UK, ACSAC, George Mason University, etc.), and conducted interviews (MSN, EuroNews, Center for a New American Security, etc.) to a worldwide audience. Employed as a subject matter expert on and technical advisor to commercial companies and projects at global universities and US government agencies.

He founded The Information Security Lifecycle Working Group and The International Network of Information Security Professionals (INISP). Was Vice President of Education for the National Chapter of the Information System Security Association (ISSA) and is a Certified NSA IAM professional, a Certified Information Systems Security Professional (CISSP) / Information Systems Security Management Professional (ISSMP), a Certified Information Security Manager (CISM), and member of the Gerson Lehrman Group Council of Advisors and the CISSP Speakers/SME Bureau.

Paul advised a client list that includes the likes of IARPA, NCIX, DARPA, British Telecom, USMC, US Navy, US Army, NASA, DISA, DoED, NIH, HUD, DEA, DOE, Smithsonian Institution, DeutscheBank, Credit Suisse First Boston, International Monetary Fund, and Monster.com.

TDI's CEO graduated from James Madison University with a degree in Computer Science, attended graduate courses at Johns Hopkins University, and IMD trained executive having completed their Executive Leadership program.

Finally, Paul established and currently chair the charitable "White Hat USA" organization - established with the goal of raising money, through the Cyber Security community, to help children at Children's National Medical Center. Board Member of Don Ciccio, GetIT LLC, JMU STEM Executive Advisory Council, Children's Hospital Foundation Board, and Co-Chair of Children's National Corporate Advisory Council.

President and Chief Operating Officer

Les Buday

Les Buday joined TDI in 2009 as a Director, leading various efforts on both the business development and project execution segments of the company. As a PMP certified IT executive with more than 15 years of progressively responsible experience in the Federal and DoD contracting arenas, Les is skilled in SEI CMMI principles and PMI's PM Body of Knowledge (PMBOK).

Prior to joining TDI, Les Buday was the Vice President of Operations at Primescape Solutions, a small 8a IT Consulting and Business Solutions provider to the federal government, where he successfully recruited, managed, and mentored complex, multi-functional teams, as well as worked directly with senior Federal IT leadership. He also spearheaded the effort to implement the company's first formalized project lifecycle (PLC) and subsequently have the company achieve a CMMI Level II rating by the Software Engineering Institute.

Les was an IT Director for Stanley Associates' Software Engineering Solutions Division, providing information technology solutions to a wide variety of Government customers, and consistently finding ways to increase efficiency, reduce costs, and grow contract size for enhanced bottom line. He provided oversight and guidance on software development and integration projects across multiple customer segments. He guided all aspects of project and program performance, including funding and profitability, product and service delivery, turnover, employee development & mentoring, client management, subcontractor management, and process improvement. He ensured that all Program Management and CMMI (Level III) practices were followed during execution.

Les started his career as a software engineer, developing a broad range of automated information systems for a diverse set of clients across the government to include the Intelligence Community, the Military Sealift Command, the Marine Corps, and the United States Army. He holds a bachelors degree in Computer Science from the Virginia Polytechnic Institute and State University and a MS in Software Systems Engineering from George Mason University.

Executive Vice President

Oba McMillan

Oba McMillan is TDI's Executive Vice President. He has over a decade of network security and IT related work experience. His responsibilities vary greatly while supplying extensive security services and consulting to various customers. Oba previously served as the Director of Operations, and now manages Corporate Support, which includes Human Resources, Contracts, Personnel Security, Finance, IT, Quality Assurance, and Product Development. He also supports and facilitates TDI's International Business Operations.

Oba has information security experience with the Joint Strike Fighter Program, United States Marine Corps, DoED, US Marshals, The Smithsonian Institution, NASA,HHS, DOE,DEA, the Washington Post, HUD, and has also worked at the Federal Reserve Bank of New York. He has experience with intrusion detection, security policies, critical infrastructure protection, HIPAA analysis, risk assessments, C&A efforts, IV&Vs, and ST&Es. Oba has additional work experience at the Johns Hopkins University Applied Physics Laboratory, working there as a software engineer.

Oba McMillan attended Harvard University and graduated with honors, receiving a Bachelor's Degree in Applied Mathematics and Economics. He has published a number of articles in periodicals such as SecurityFocus and Secure Computing Magazine. He has also delivered seminars and lectures to ISACA and George Mason University on topics including wireless security, PDA security, and intrusion detection. Oba is a CISSP-ISSAP/ISSMP and a member of the Gerson Lehrman Group Council of Advisors.

Vice President, Business Development

Rob has over 25 years' experience in information technology in both the Federal and Commercial marketplaces. Rob is very excited to be part of TDI where he can draw from his experience leading sales and business development teams, particularly in Federal. At Avanade, a Microsoft services company, Rob was responsible for the company's Federal business, both sales and delivery, and grew that business from a start-up entity to $25m when he left in 2012. Rob has held varied roles over his career that have included software engineering, program management, business development, sales management and operations. One of Rob's past roles included working for an ocean exploration company responsible for the logistics of an NBC televised expedition to the Titanic as well as the finding of the I-52, a Japanese submarine sunk during WWII. He also had the privilege of working aboard NR-1, a US Navy 13-man nuclear sub particularly known for recovering parts from the ocean floor of the fatal Challenger Space Shuttle mission. Rob holds a Computer Science degree from Boston University.

Managing Director in UK

John Kharay

John Kharay joined TDI, in April 2009, as Managing Director in the UK, responsible for the TDI International business. He brings with him over 17 years of IT experience across the ECommerce, Security and Risk industries.

He joined from BT, where he was Global Head of Security Business Development. There he ran a team to engage sales teams, partners, vendors, product management and the client for BT Global Services, across the Business Continuity, Security and Governance portfolio. His role included validating markets, client engagement and sales, consultant development, recruitment, portfolio development and mentoring.

Prior to BT, John ran UK security business development programme for Deloitte, working to qualify and sell engagements into new and existing clients, for the growing Information and Technology Risk team.

He joined Deloitte from Unisys, where he ran security business development in the UK. His remit included working with European and US security teams, managing client engagements for security from bid and tender responses, to hands-on client project delivery, sales and management.

Before Unisys, he was Major Account Team Director at Articon-Integralis, where he led client engagement for Managed Security Services and security products. Reporting to the executive team, he setup the major accounts team with sales targets, market programmes and established key consulting packages through the eBusines Security Group.

John joined Articon-Integralis from CyberSafe, the leading provider of commercial Kerberos solutions and services to vendors, integrators and clients. He ran World-Wide Business Development based in Seattle, USA, having joined as European Business Development Director. He developed business with technology partners, integrators and clients worldwide.

John has worked and travelled extensively throughout this world in his career to date and is now based in the UK. He continues to support many Charity events, retains an active personal interest in further developing, growing and enabling people within the IS Risk, Security, ECommerce community with networking functions and events.

"TDI always provides top notch personnel . . . their deliverables, reports, and technical aptitude are bar none."

Emilio Gonzalez
Joint Strike Fighter Program Manager