Key Management

Atos North America

Simon Walsh

Chief Executive Officer, Atos North America

Simon Walsh is CEO of Atos North America, reporting to Atos Chairman and CEO Thierry Breton. Simon and his leadership team are responsible for serving the clients of North America and delivering more than $2B of revenue contribution back to the Atos Group. This is achieved through the distinguished effort of more than 7,000 colleagues who ensure the customers stay at the forefront of digital transformation and realize their business goals through technology. Atos North America includes the United States, Canada, Mexico and Guatemala.

Prior to Atos, Simon was Chief Operating Officer of Virtustream, Dell Technologies’ global cloud business, where he led its global expansion and supported the CEO’s daily execution of the company’s strategy.

Before Virtustream, Simon was Senior Vice President and Chief Operating Officer of EMC EMEA. He also spent 17 years with Computacenter PLC, with the latter four years as Managing Director UK&I, delivering IT services and solutions throughout the United Kingdom and Ireland.

Simon is Chairman of Beds on Board, a startup focused on providing accommodation on stationery yachts.

Simon is based in Irving, Texas, at Atos North America regional headquarters.

Charles LeMaster

Chief Sales Officer, Atos North America

Charles LeMaster is Chief Sales Officer for Atos North America, with responsibility for sales, business development, marketing, pre-sales, alliances and analyst/advisor relations. Over the course of his tenure at Atos, he’s led the integration of multiple sales teams in establishing a unified go-to-market organization supported by an industrialized sales governance structure.

Prior to joining Atos, he held a number of leadership positions over the course of a decade with Affiliated Computer Services, which was acquired by Xerox in 2010. Previous roles included Senior Vice president of Sales for Xerox’s Commercial IT Outsourcing business and Managing Director for Xerox’s Healthcare division. As Managing Director, he was responsible for all facets of a $200M business unit including growth, client service management, global operations and P&L management.

Prior to Xerox, Charles spent several years with Perot Systems and AT&T in a variety of leadership roles. With more than 25 years of experience, he’s served a variety of industries working across all segments of the services spectrum including consulting, systems integration, IT managed services and technology-enabled business process outsourcing.

He earned his Bachelor of Business Administration degree from Texas A&M University.

Jayesh Maroo

Chief Financial Officer, Atos North America

Jayesh Maroo is Chief Financial Officer for Atos North America. His team equips the organization with financial insight and discipline to make sound business decisions in the service of its clients. Under his guidance, Atos North America contributes more than $2 billion in annual revenue to the Atos Group.

Prior to North America, Jayesh was Global CFO for Atos’ Infrastructure and Data Management Services division, which delivered €7 billion in annual revenue to the Atos Group. In this role, he supported the Divisional CEO in executing strategy and delivering profitable growth both organically and through acquisition.

Before that, he was CFO for Atos UK and Ireland, where he was an integral part of the team that grew the business from £700 million to over £2 billion in revenue. This was done through integrating acquisitions led by the Atos Group, as well as locally-led acquisitions and new contracts.

Jayesh joined Atos in 2001 after 6 years at EDS (now DXC), where he served as CFO for its EMEA Business Process Outsourcing division. He’s a Chartered Accountant, and holds a Bachelor’s degree in Business and Managerial Economics from Aston University.

Marc Assuied

Chief Information Officer – Atos Americas

Marc is Chief Information Officer for Atos’ North and South America regions, reporting to Bruno Nigrelli, Group CIO, and Simon Walsh, North America CEO. He leads the deployment of the company’s technology and digital roadmap as well as the integration of acquired businesses into Atos’ ICT and business process landscapes.

Prior to Atos North America, he was CIO of Atos in France, Corporate HQ and Africa, in charge of internal IT infrastructures, cybersecurity, business applications and processes, and associated roadmaps.

During this term, he led the IT integration of Bull into Atos and a regional ICT infrastructure integration, redesign, build and transition across 20,000 seats at more than 45 sites.

Before serving as CIO, Marc led Atos’ Business Applications and Enterprise Resource Planning landscape transformation from a fragmented multi-country framework into an integrated single-tenant enterprise environment at group level.

After joining Atos in 2004 as a Human Resources Project and Applications Manager, he led the implementation and rollout of Atos’ global SAP HR landscape.

Marc holds a Master’s degree in Supply Chain Management and Business Management from France’s School of Mines.

He’s based in Irving, Texas, Atos North America regional headquarters.

Dave Chopra

Head of Infrastructure and Data Management, Atos North America

Dave Chopra is Head of Infrastructure and Data Management (IDM) at Atos North America. He’s responsible for IDM organization’s growth, P&L, global delivery and solutions with primary focus on client satisfaction.

With more than 20 years of experience in technology leadership, Dave is known for building and leading global teams at some of the world’s top technology companies. Prior to Atos, he was Vice President at Wipro Global Infrastructure Services with responsibility for automation business, strategy, M&A, consulting, practices, solutions, marketing, alliances and sales operations.

Before Wipro, he held many leadership roles during 15 years at Tata Consultancy Services (TCS). He led its IT Infrastructure Services as Americas Head, and as Global Head of both Solutions and Strategy. He also served TCS as Global Head of IT, Security and Compliance for its BPO Services.

Dave is based in Princeton, New Jersey.

David J Blanton

Head of Enablement, Atos North America

David Blanton is Senior Vice President of Business and Platform Solutions at Atos North America. He leads application development, business transformation and consulting services. With expertise across vertical markets and high-growth industries, his organization delivers project and consulting services in support of client transformation and strategic development objectives.

David has worked in the application of technology and the activation of information technology-enabled services for more than 25 years.

Prior to Atos, David was Unisys’ lead offshore delivery executive. In this role, he oversaw operational units delivering R&D, product engineering, application development and integrated technology services to firms serving markets around the world.

David started his technology career in the first wave of employees at Perot Systems Corporation before moving to Computer Sciences Corporation – serving more than a decade at each firm. He holds degrees in Computer Science and Mathematics from Park University, and he is also a Fellow at Wharton Business School.

David is based in Irving, Texas, Atos North America regional headquarters.

Jerome Sandrini

Senior Vice President, Head of Big Data and Cybersecurity, Atos North America

Jerome Sandrini manages Atos’ Big Data and Cybersecurity business in North America. This includes services and products related to cybersecurity, data science, high-performance computing, analytics, AI and machine learning.

He has an engineering background in distributed computing systems and software development, as well as a strong entrepreneurial profile.

Jerome joined Atos in 2013 through its acquisition of FastConnect, a big-data consulting company he founded in 2004 and built to employ more than 150 people. FastConnect specialized in distributed computing, cloud computing, big data and service-oriented architecture in the finance industry.

Before that, Jerome was Head of Regional EMEA Product Management for Retail & Wealth Management at Reuters, where he also served as Product Delivery Manager for Reuters Mercury and FIX Solutions.

Prior to Reuters, he held a variety of managerial roles throughout TIBCO, TIBCO Financial Services, and later its Central Bespoke Development unit.

Jerome earned his Master’s in Computer Engineering from Paris Dauphine University in 1996. He’s currently based in Purchase, New York.

Amy Brown, PHR

Head of Human Resources, Atos North America

Amy is Head of Human Resources for Atos North America. Her team provides tactical and strategic support for employee relations and engagement, compensation and benefits, mobility, learning and development, performance management and workforce optimization.

Prior to her current position, Amy was HR Chief Operating Officer for Atos North America, where she worked to improve the HR service model and communications. During this time, internal HR customer satisfaction improved by more than 5% in 6 months.

Before this, she was Senior Director responsible for Atos health benefits, wellness and retirement plans in the United States and Canada. In this role, she managed the health benefit and retirement transition activity through multiple corporate acquisitions, integrating over 6,000 new Atos employees in 24 months. She also participated in the Fidelity Client Advisory Board.

Amy’s awards and recognitions include the Atos Global HR Honors and HR Presidents awards, and Siemens Divisional Employee of the Year. She received her B.A. in Business Management from the College of St. Benedict in St. Joseph, Minnesota. She’s currently based in Cincinnati, Ohio, at the Mason Service Delivery Center.