Leadership

AHMED R. ALI

PRESIDENT & CHAIRMAN

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ASIF AHMED

CHIEF EXECUTIVE OFFICER

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HEMANT SHARMA

EXECUTIVE VICE PRESIDENT

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MARION DEVOE

EXECUTIVE VICE PRESIDENT

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ASH MAHMOOD

EXECUTIVE VICE PRESIDENT

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ERIC SMITH

EXECUTIVE VICE PRESIDENT

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NATHAN SETH

CHIEF TECHNOLOGY OFFICER

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MICHAEL ROBERTS

CHIEF INFORMATION OFFICER

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JOSEPH RHODES

CHIEF OPERATING OFFICER

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JR GLASS

CHIEF GROWTH OFFICER

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Larry Sinnott

CHIEF FINANCIAL OFFICER

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LAUREN R. LAWRENCE

VICE PRESIDENT, HUMAN RESOURCES

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RUSSELL MOSLEY

CHIEF INFORMATION SECURITY OFFICER

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LESLIE TORBETT

VICE PRESIDENT, TALENT ACQUISITION

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AHMED R. ALI

PRESIDENT & CHAIRMAN

Ahmed R. Ali is the President and Founder of TISTA.
Experience
Ahmed is a U.S. Navy Veteran, with over 30 years of military, federal government, and civilian experience in engineering, information technology, cybersecurity, and project/program management.  While serving, Ahmed worked on various aspects of engineering, fire control radar, weapons systems, electronic warfare, and communications. Ahmed served onboard an Arleigh Burke-class guided missile destroyer and completed multiple deployments throughout the world in support of various military operations. Duty stations included Recruit Training Command (IL), Naval Surface Warfare Center (VA), Pearl Harbor (HI), Bolling Air Force Base (DC), and the Pentagon (DC).
Education
Ahmed received his B.S. in Information Systems Management from the University of Maryland, an M.S. in Cybersecurity from Capitol Technology University, and holds an MBA with a concentration in International Business.  Ahmed has also completed further executive level education programs at Harvard University, Georgetown University, and Dartmouth College.
Interests
Ahmed enjoys spending time with his family, playing sports, supporting various charitable organizations, different cuisines, traveling, and exploring the world.

ASIF AHMED

CHIEF EXECUTIVE OFFICER

Asif Ahmed leads TISTA's Civilian Operation as the CEO.
Experience 
Asif has over 15 years of federal experience. He offers a unique blend of technical expertise, agency domain knowledge, program marketing, corporate infrastructure, and business development in the federal IT market. Prior to joining TISTA, Asif held senior leadership positions for over 8 years supporting numerous federal IT contracts as program-project manager, and corporate monitor. He has led various divisions including corporate IT operations, government IT contracting, products and applications, multimedia and distance learning, and IT security and infrastructure. Asif possesses a strong background in healthcare IT. Among his experience includes the Center for Information Technology (CIT), National Institute on Drug Abuse (NIDA), National Institute of Mental Health (NIMH), Centers for Disease Control and Prevention (CDC), Center for Substance Abuse Treatment (CSAT) and more.
Education
Mr. Ahmed holds a B.A. from Notre Dame College and an MBA from the University of the District of Columbia (UDC).

HEMANT SHARMA

EXECUTIVE VICE PRESIDENT

Hemant Sharma brings his strong experience and expertise in technology and value creation as an Executive Vice President.
Experience
Hemant's experience includes strategy, direction, and technical operations. He is a dynamic technology and business thought leader with a proven track record in formulating and applying technology strategies and enterprise-level solutions to deliver quantifiable business value and achieve a recognizable return on technology investments. He has provided strategic and pragmatic thought leadership in the field of technology with a strong commitment to collaborate, innovate, execute, and deliver consensus-driven  solutions to meet client needs and bring considerable value to their organizations. Hemant has over 27 years of experience ranging from product development and management, delivery and implementation, strategy and business development, large systems design and development, architecture and framework development, and software engineering. Hemant served as Vice President for Product Management at Edifecs. Before that he worked for CGI for over 20 years serving most recently as the CTO responsible for strategic business development.
Education
Hemant holds a master’s degree in Engineering Science from The University of New South Wales.

MARION DEVOE

EXECUTIVE VICE PRESIDENT

Marion Devoe, PMP, CISSP, is an Executive Vice President of TISTA Science and Technology Corporation.
Experience
Marion has worked for over twenty years in the field of information technology. He started his career as a software engineer, focused on developing rapid prototypes for the Department of Defense for immediate deployment. He later transitioned into a leadership role with a large defense contractor where he served as a lead developer on one the DoD’s most widely used health IT information systems (AHLTA). After gaining industry experience working for multiple companies in the areas of project management, software development, and cybersecurity. Throughout the company’s sixteen-year existence, Mr. Devoe has served in many different roles, including client consultant, business developer, proposal writer, project and program management, and now as an Executive Vice President. Mr. Devoe’s contribution over the years played a significant part within the company as TISTA transitioned from its start-up phase into a large IT company servicing federal and DoD agencies. 
Education
Mr. Devoe has a B.S. from Virginia Polytechnic Institute and State university with a double major in Management Information Systems and Accounting.

ASH MAHMOOD

EXECUTIVE VICE PRESIDENT

Ash Mahmood supports TISTA’s leaders and associates as an Executive Vice President.
Experience
Ash provides strategic guidance for capture management and delivery of innovative services to federal civilian agencies. He is the corporate sponsor for TISTA’s quality assurance including adherence to ISO and CMMI ML3 standards. He also oversees TISTA’s philanthropic efforts under TISTA Cares (www.tistacares.com). Ash has over 24 years of experience that includes business growth and technical leadership, large-scale program management, and complex systems implementation including ERP, data warehouse, business intelligence, and cybersecurity solutions.
Education
Ash holds a Bachelor of Arts degree in Mathematics and Economics from the University of Texas in Austin.
Interests
Ash enjoys spending time with his family, traveling, meditating, volunteering, and supporting homeless, veterans, and food insecurity related causes.

ERIC SMITH

EXECUTIVE VICE PRESIDENT

Eric Smith works with TISTA executives and associates as an Executive Vice President.
Experience
Eric is a well-versed executive with strong management and technical background, who can leverage practical experience to work directly with senior leaders to develop strategic initiatives and ensure customer satisfaction across all projects in driving large-scale Enterprise IT programs. Eric has over 15 years of engineering, enterprise implementation, and cybersecurity solutions throughout the full development life-cycle based on security requirements, policies, and guidelines.
Education
Eric holds a Bachelor of Science degree in Computer Technology from Bowie State University with a minor in Business Management.
Interests
Eric enjoys spending time with family and friends, traveling, reading, and volunteering.

NATHAN SETH

CHIEF TECHNOLOGY OFFICER

Nathan Seth is TISTA's  Chief Technology Officer (CTO). He is currently focused on architecting, engineering and delivering leading-edge technical solutions in the areas of Health-IT Domain, Open Source Platform and Technologies, Emerging Technologies such as AI, ML, Cognitive search, Digital & Cloud Transformation and Analytics.
Experience
Nathan is an accomplished technology and business executive. As CTO, he leads TISTA’s long-term technology vision and is responsible for assuring the successful execution of the TISTA’s business mission through development and deployment of the TISTA capabilities and solution sets.  Nathan joined TISTA in 2017, having had 22 years of experience in architecting and implementing leading-edge technology solutions in health-IT domain, media and entertainment, API lead revenue generations, web hosting, telecommunications, e-commerce, m-commerce, online advertising, and financial industries. Prior to joining TISTA, he served as CTO in KGS (Kforce Government Solution), held several technical leadership roles in AOL and Wells Fargo, and served as technical consultant to AT&T and IBM.
Education
Nathan holds a Master of Technology Management degree from George Mason University, an MBA from Strayer University, Postgraduate Diploma in Plastics Engineering from CIPET, and a Bachelor of Engineering from Karnatak University, India. He is a certified Federal CIO from the Federal CIO Council.
Interests
Nathan enjoys spending time with his family, exploring new technologies, volunteering and spiritual enrichment.
Other
He is a Certified Product Manager (CPM) and Certified Product Marketing Manager (CPMM) from the Association of Product Management and Product Marketing (AIPMM), tackling the challenges of Big Data Certification from MIT, a Certified Enterprise Architect (CEA), and an Open Group Architecture Framework (TOGAF) certified Enterprise Architect.

MICHAEL ROBERTS

CHIEF INFORMATION OFFICER

Michael Roberts heads TISTA's IT, information security, and innovation initiatives, ensuring that TISTA employees can provide the high delivery quality TISTA is known for.
Experience
Michael Roberts has over 20 years of experience managing and implementing IT complex projects and installations, with emphases in big data/analytics, application development, and agile methodologies across a diverse array of technology, banking, insurance, intelligence community and federal health IT entities.
Education
Michael holds a Bachelor of Science degree in Computer Science from Ashland University in Ashland, Ohio.
Interests
Michael enjoys spending time with his family, exploring new technologies, and volunteering.

JOSEPH RHODES

CHIEF OPERATING OFFICER

Joseph Rhodes, TISTA's Chief Operating Officer (COO) oversees the market, talent, and strategy execution that ensures delivery excellence.
Experience
Joe previously served as TISTA’s Executive Vice President of Veteran Affairs (VA) business unit. Prior to joining TISTA, he served in senior executive leadership roles with Kforce Government Solutions (KGS) and General Dynamics Information Technology (GDIT). Joe has a proven history of providing highly rated solutions to multiple healthcare, intelligence, and homeland security agencies. He also has a wealth of experience in results-driven agile management and innovation approaches, with a focus on high-performance computing and analytics.
Education
Joe holds a Master of Business Administration degree from the University of Mary Washington, as well as a Bachelor of Science degree from Virginia Tech.
Interests
Joe enjoys spending time with his family, reading, and staying physically active outdoors whenever possible. He has a passion for continual learning, particularly around future technologies and concepts.

JR GLASS

CHIEF GROWTH OFFICER

JR Glass is TISTA's Chief Growth Officer, responsible for leading business development strategy, driving long term strategic partnerships, and identifying new markets and clients.
Experience
JR has over 20 years of experience in federal consulting, business development, capture, and growth with over two billion dollars in contract awards. He previously served as Vice President at General Dynamics Information Technology (GDIT) where he served as growth lead for the company’s account at the Centers for Medicare and Medicaid Services (CMS). He previously served as Vice President at eGlobalTech (eGT) where he oversaw the growth, operations, and delivery for the company’s account at CMS. He also served as Vice President of Healthcare Programs for Quality Software Services, Inc. (QSSI)/OptumServe.
Education
JR holds Bachelor of Science degrees in Economics and Philosophy from Towson University, a Master of Science in Technology Management, and an MBA from the University of Maryland Global Campus (UMGC).
Interests
JR enjoys spending time with his family, attending and participating in live music events, and volunteering.
Awards
fedHealthIT
JR Glass has been named a FedHealthIT100 awardee for the 3rd consecutive year. The award honors individuals who drive lasting innovation and positive change, challenge conventional wisdom of growth for their organization and partners, and give back to the federal health IT community.

Larry Sinnott

CHIEF FINANCIAL OFFICER

Larry Sinnott heads TISTA's financial management including forecasting and budgeting, internal controls, financial analysis and reporting, credit, and cash flow management.
Experience
Larry has over 30 years of experience including strong oversight of financial management and reporting, robust internal controls, solid credit, and cash management, financial project oversight in accordance with Federal Acquisition Regulations and Cost Accounting Standards, risk management, and cost reduction and process improvement. He also has international experience operating in the U.K., UAE, Philippines, and hostile work environments.
Education
Larry has both a bachelor's degree in Accounting and an Executive MBA from Virginia Tech.
Interests
Larry enjoys many sports activities, spending time with family, and various hobbies.
Other
Certified Public Accountant, State of Virginia, Member of the Virginia Society of CPAs and American Institute of CPAs.

LAUREN R. LAWRENCE

VICE PRESIDENT, HUMAN RESOURCES

Lauren R. Lawrence heads TISTA's human resources, engagement, and experience initiatives.
Experience
Lauren has over 20 years of talent experience primarily in government contracting and technical professional services. Her strengths include leading HR and talent teams to produce effective programs and strategies that support our talent experience while driving business results. Lauren has extensive experience in developing and implementing creative programs to attract, retain, and engage highly sought-after skillsets in competitive environments. She truly enjoys understanding talent, markets, and business to promote TISTA’s employee-centric and community-minded culture.
Education
Lauren earned her bachelor's degree in Business Administration from the University of Maryland.
Interests
Lauren enjoys spending time with her family, travel and being outdoors. Lauren and her family also spend time volunteering in their local community.

RUSSELL MOSLEY

CHIEF INFORMATION SECURITY OFFICER

Russell heads TISTA Information Security and Compliance, leading the TISTA Cyber Community of Practice and Cybersecurity Center of Excellence.
Experience
Russell's expertise ensures that TISTA's information security program meets regulatory and customer requirements. He has over 20 years of experience in information security and IT operations, managing high-performing teams running critical government and commercial IT systems. Russell started his career in systems administration. He has 20 years of experience managing Microsoft Windows and various Linux distributions, and over 10 years of experience preparing stakeholder teams for compliance audits for standards including ISO27001, NIST 800-171, NIST 800-53, PCI, and SAS-70/SOC. Russell is a hands-on technology leader who is active in the information security community as a conference organizer, volunteer, and speaker.
Education
Russell holds a master's degree in Applied Information Technology from Towson University; CISSP, PMP, and several vendor-specific security and technology certifications.
Interests
Russell enjoys participating in technology community conferences, playing ice hockey, and modifying vehicles and radio-controlled aircraft.

LESLIE TORBETT

VICE PRESIDENT, TALENT ACQUISITION

Leslie Torbett is TISTA's Vice President of Talent Acquisition. Leslie is responsible for delivering innovative perspectives and providing hands-on guidance in the strategy, development, and execution of high-impact talent acquisition solutions.
Experience
Leslie brings more than 20 years of Talent Acquisition experience to TISTA. Before joining TISTA, Leslie was the Senior Director of Talent Acquisition for Cobham Advanced Electronic Solutions (CAES), a 3600 person, nationwide company. Under her leadership, CAES was able to drive efficiencies, expand capabilities, and increase delivery of critical resources. Prior to working at CAES, Leslie was Director of Recruiting for Acentia, where she helped to lead the company through five corporate acquisitions in three years, effectively merging people, process, and technology. Before being acquired by Acentia, Leslie served as Director of Recruiting for 2020 Company, where she successfully brought the company from 80 resources to 750 resources in five years. Leslie also worked at AMS/CGI for many years as a Strategic Workforce Manager serving several of the company's business units.
Education
Leslie majored in Business Administration at Mary Washington University and is pursuing her MBA from Western Governors University. Leslie is a certified AIRS (an ADP company) recruiter to include Professional Recruiter Certification (PRC), Certified Diversity Recruiter (CDR), Advanced Certified Internet Recruiter (CIR) (ACIR), Certified Social Media Recruiter (CSMR), Certified Social Sourcing Recruiter (CSSR) and Elite Certified Recruiting Expert (ECRE)
Interests
When she isn't working, Leslie enjoys hosting gourmet dinners for close friends and family, going fishing, live music, and reading. Leslie is passionate about making this world a better place and frequently volunteers to support animal welfare and homeless initiatives.
Other
Society for Human Resource Management (SHRM) member, The Staffing Alliance of Virginia Employers (Project SAVE) member, RecruitDC member, Former Board member of Byte Back.

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