Tomás García-Merás Capote

Tomás García-Merás Capote

From 1998 to present time, my professional line has involved cutting edge technology projects, mostly related to
security, mobility and innovation. In those years I’ve doing consultancy tasks, including the commercial side of
sales and presales and managing projects and teams for public sector and selected private industries. I also get
involved on all my projects, architecting the overall design or even implementing the modules that needs high
level knowledge on algorithmic or cryptography.
I currently lead the Public-Sector Business Development area and manage several commercial accounts
(Ministerio de Política Territorial y Función Pública, Spanish Senate, AEAT, IGAE, FNMT-RCM, etc.) at
My recent professional achievements are:

  • Sales manager for electronic signature projects on Spanish Ministry of Interior.
  • Project director (sales and delivery) for consultancy project on for finding way to avoid
    payment repudiation by using advanced authentication and electronic signatures gateway.
  • Project director (sales and delivery) helping Metro de Madrid modernizing their SAP-based electronic signature systems.
  • Project director (sales and delivery) for “Cl@ve Firma” (cloud-based electronic signatures), for citizens with the Spanish MinHAFP and for public employees with FNMT-RCM (separate projects).
  • “Cliente @firma” Project director (sales and delivery) for the Spanish Government (electronic
    signatures and security for desktop and mobile eGovernment services).
  • Security projects sales and delivery director for the FNMT-RCM.


Computer Science Engineer. University of Salamanca at Madrid (UPSAM) [EQF Level 7]


SPANISH: Mother tongue.
ENGLISH: Proficiency (TOEIC 940, CERF C2 equivalent).



October 2017 – Current: atSistemas

Public Sector Senior Sales Manager (2018 – current)
Responsibilities on business development, sales and account management for Public Sector.
Sales management on organisms like the Spanish Ministry of Interior, Metro de Madrid,, etc.

February 2005 – October 2017: Atos (previously Atos Origin)

Public Sector Consulting Manager for Sales and Delivery (2011 – 2017)
Business development, sales and account management, architecting and delivery of technology consulting and software
development projects. Teams and projects management. Commercial account management.
Direction of projects related to mobility, security (electronic signatures, computer security, smart cards, biometry, etc.),
Digital Transformation and eGovernment. Manager of the Mobility, eGovernment and Open Source business lines of
consulting, and leading the Digital Transformation strategy for the public sector, focused on cloud, security and mobility.
Sales / Client manager for several Spanish government accounts: MinHAFP,, FNMT-RCM, Spanish Senate,
Dirección General de Marina Mercante, etc.
Project manager for European-funded R+D Projects – Research & Innovation (2010).
Leader of the “Smart Objects” and “Internet of Things” business lines. R+D projects management.
Business Consulting Project Manager – Atos Consulting (2005 – 2009).
Projects and team management. interactive digital TV, financial systems, testing and software quality.

May 2004 – February 2005: Century Comunicaciones

Co-founder and Senior Consultant.
Sales and presales responsibilities managing projects about RFID, smart cards, security, identity and biometry.

December 1999 – Mayo 2004: Sun Microsystems (now Oracle)

Government Consultant.
Projects and team management, consulting and solutions development for public sector (eGovernment), including digital
identity (UNIX, PKI and smart cards) and eHealth. Java Software development and UNIX systems administration.

June 1998 – July 1999: Digital File S.L.

Web developer using ISAPI/ASP/AX (Visual C++) and Servlets / JSP technologies for document management projects.



RECENT PROJECTS AT AtSistemas (from 2017)

Cryptography: Electronic signatures and data security

Major electronic signature projects of the Spanish Government:

  • FNMT-RCM [biggest Spanish Certification Authority] (as project director and sales
  • Development of a secure system for distributing and installing digital
    certificates on macOS, Android, Linux and Windows (with a native part for
    each operating platform).
  • Spanish Ministry of Interior (as sales manager).
  • Modernization of their custom Oracle Developer based systems for using
    the Port@firmas product (from the CTT) and cloud-based electronic
    signatures with FIRe (also from CTT) for public servants (public
  • (as sales manager, project director and consultant)
  • Consultancy project for finding ways for avoiding payments repudiation
    on their payments gateway by using advanced authentication and
    electronic signature procedures.
  • Metro de Madrid (as sales manager and project director)
  • Modernization of their SAP-based document management systems and
    their JEE web applications for removing Java applets for electronic
  • Implementation of a document conversion engine for translating Word
    documents (OOXML) to PDF.

General eGovernment projects:

  • Spanish Ministry of Finance and Public Function [Hacienda y Función Pública] (as
    principal consultant and sales manager).
  • Development of middleware components for deploying S3 (the AWS API)
    cloud-based storage services (on their own cloud, not AWS).
  • RedIris (as sales manager).
  • Migration of their MediaWiki-based sites to Atlassian Confluence.
  • Spanish Ministry of Foreign Affairs
  • Development of a platform for delivering electronic consular services for
    Spanish citizens outside Spain.
  • Development of services over the previous developed platform.
  • Consultancy about eIDAS compliant identity system with secure and
    remote videoconference-based registry.


Cryptography: Electronic signatures and data security

Major electronic signature projects of the Spanish Government:

  • Cliente @firma: Sales and project/product manager from 2008 to 2016.
  • Electronic signature suite for Android, iOS, Windows, Linux and macOS.
  • Port@Firmas: Sales and project manager for the mobile apps from 2015 to 2016.
  • Mobile sign folder clients for iOS and Android.
  • Cl@veFirma: Sales and project/product manager from 2015 to 2016.
  • Secure electronic signatures on the Cloud.

Electronic signature deployment projects (as Sales and Delivery Manager) for many customers (mainly public sector, but also private industry):

  • AEAT (Spanish National Tax Agency) – Several tools for internal and external use.
  • FNMT-RCM– Secure data interchange systems, cloud based e-signature and other security projects.
  • CNP (Spanish National Police Corps) – Several tools for internal use.
  • Diputación Provincial de Ciudad Real– Secure eGovernment systems.
  • Adama ( – Secure SAP-based invoice issuance system.

Other security projects

Different security projects for major public-sector accounts, acting as sales manager
as well as project manager:

  • Casa de su Majestad el Rey (2016) – eGovernment (classified).
  • FNMT-RCM (2015-2016) – Mobile apps for secure digital certificates issuance.
  • Dirección General de Marina Mercante (2015, 2016) – Seaman Passports
    issuance system (Windows 10 based, it’s a complete secure passport system,
    with fingerprint biometry, face detection, quality control, etc.).
  • Senado de España (2014) – Security-related eGovernment systems.

eGovernment projects

Different eGovernment projects for many Spanish Public Administrations and Governments:

  • (2016, Spanish Ministry of Industry) – GIS-related eGovernment projects.
  • Ceuta regional Government (2015, 2016) – Miscellaneous eGovernment projects.
  • DGT (2015, 2016) – Mobile apps for locating and following special and dangerous road transports.
  • CIXTEX / Xunta de Galicia (2014-2016, Tax Authority of Galicia Regional Government) –
    Miscellaneous eGovernment projects.


Recent Training Courses and Seminars – As Speaker / Teacher:

  • 2018 – Desarrollo de aplicaciones móviles (conceptos básicos para no programadores) at Cátedra UDIMA-IDG para la Transformación Digital (Universidad a Distancia de Madrid [UDIMA] and IDG Communications).
  • 2017 – Asegurando los API con Criptografía RSA: Más allá del SSL (securing APIs with RSA cryptography: Beyond SSL) at “CyberCamp 2017” (INCIBE – Instituto Nacional de Ciberseguridad).
  • 2017 – Programación Java en PlayStation (Java programming on PlayStation) at “T3chF3st 2017” (Universidad Carlos III de Madrid).
  • 2016 – Cl@ve Firma – Integración rápida y sencilla de firma Web en la nube (“Cl@ve Firma”: Fast and easy integration of cloud-based electronic signatures) at “SocInfo”.
  • 2015 – Programación y uso de tarjetas criptográficas NFC (DNIe, TUI, etc.) con Android (Programming NFC cryptographic smartcards on Android) at “Codemotion 2015” (Universidad San Pablo CEU).
  • 2014 – Electronic Signatures with Open Source for Mobile and Desktop at “Codemotion 2014” (Universidad San Pablo CEU).
  • 2013 – El futuro de la firma electrónica Web (The future of the web-based electronic signature) at “II Encuentro nacional sobre firma y administración electrónica” (Universidad Autónoma de Madrid).
  • 2013 – Dificultades en la aplicación práctica de la neutralidad tecnológica en la Administración Electrónica innovadora at “GIGAPP Congress 2013” (Grupo de Investigación en Gobierno, Administración y Políticas Públicas).
  • 2012 – Integración del Cliente @firma at “Encuentro nacional sobre firma y administración electrónica” (Universidad Jaume I de Castellón).
  • 2013 – La firma electrónica como base de la administración pública del presente y del mañana at “GIGAPP Congress 2012” (Grupo de Investigación en Gobierno, Administración y Políticas Públicas).
  • 2011 – El Cliente @firma y su evolución hacia la firma en dispositivos móviles at “ENISE V” (Quinto Encuentro Internacional de Seguridad de la Información, Instituto Nacional de Ciberseguridad).

Recent Training Courses and Seminars – As Attendee:

  • 2018 – Certification: Red Hat Accredited Professional – API Management.
  • 2017 – Certification: Google Certified Associate Android Developer.
  • 2017 – Certification: Google Certified Associate Android Developer.
  • 2017 – Certification: Google Mobile Site Developer.
  • 2017 – Certifications: Google AdWords (Display, Search, Shopping and Video Advertising).
  • 2016 – Certification: Samsung Knox.
  • 2013 – Certification: MS: Programming in HTML5 with JavaScript and CSS3 Specialist.
  • 2013 – Certification: MCPS: Microsoft Certified Professional.
  • 2013 – Certification: MCTS: Silverlight 4, Development.
  • 2013 – Certification: MCTS: .NET Framework 4, Data Access.
  • 2013 – Certification: MCSD: Windows Store Apps Using HTML5.
  • 2009 – Managing skills and corporate management. Euroforum (296 hours).