David Ramirez

System Administrator, IT Architect

Profile

Linux - Unix - Systems Administration - Virtualization - Configuration Management - System Architecture - Scripting - Technology Projects - IT-Infrastructure - HPC - Internet - Security - Networking

Skills

System Administration

Continuously improve systems performance, security and availability.

Consulting

Architect & deploy hardware and software systems.

Project Direction

Proven ability to lead and manage a wide variety of systems deployment projects in team and independent situations.

Technical

  • Red Hat Linux
  • Windows
  • VMWare
  • PHP (LAMP) / HTML
  • C/C++
  • SQL/xBase
  • Cfengine
  • Rocks
  • Scripting

Experience

Parasol Laboratory - Texas A&M University

Systems Administrator & Analyst

2010

Responsible for the computational resources for the Laboratory research activities. Administrative and maintenance activities on Linux-based HPC clusters and workstations.

Sungard Higher Education

IT Support Specialist

2009

Data center system deployment, server security analyst, virtualization prototyping and testing, second level help desk, Active Directory programming.

Prairie View A&M University

Research Assistant

2008-2009

Diverse professorship and administrative support, LAMP software development, and research activities.

Web Studio e-Solutions

Information Technology Manager

2005-2006

Led and managed software development team for company growth initiatives. Supervised the CRM and CMS solutions and infrastructure issues, portals, e-commerce, messaging, and custom development. Red Hat Enterprise Linux and MySQL Integrator. LAMP application hosting (SaaS) and e-mail solutions.

I.B.C. Zortek Systems

Project Manager

2005

Responsible for critical network relocation including data center, analog voice, VoIP, and internet services at Tocumen Airport in Panama. Coordinated work schedule through airport officials and multiple vendors for timely service continuity. Completed airport's infrastructure assessment.

Orion Conectividad de Colombia Ltd.

Technical Project Manager

2004-2005

Deployed first Colombia's countrywide successful large scale Sun desktop environment. Developed migration path from Windows XP platform to Sun Solaris / Java Desktop System supplied by Orion as partner of Sun Microsystems. Resolved compatibility issues. Supervised development, training of system administrators and commissioning teams.

Industrial Taylor Ltd.

Director of Information Technology

1993-2004

Developed the company's Information Office as a critical business support unit, in permanent collaboration with the CEO and department leaders. Architected the company’s computing and networking infrastructure, including early adoption of Internet technologies and web presence. Performed system administration, software development and deployment, and responded for all data processing needs utilizing UNIX, LINUX and Windows based servers.

Siemens S.A.

Electronics Laboratory Manager

1989-1993

In charge of electronics laboratory responsible for diagnosis and repair of digital telephony components, hardware and firmware upgrades, and quality assurance. Used state-of-the-art equipment, including in-circuit tester, signature analysis, reference racks, microprocessor emulators, precision laser-guided drilling robot, protocol analyzer, eprom-pal programmers etc. Designed database applications and format converters to manage the laboratory and exchange information with the main office in Germany. Assigned to in-situ upgrade works in main telephone switches across Venezuela (1992). Led a team of 1 engineer and 4 technicians.

Education

Prairie View A&M University - Prairie View, Texas

M.Sc. Computer Information Systems

University of Los Andes - Bogota, Colombia

B.S. Electrical Engineering

University of Saarland - Saarbrucken, Germany

Graduate Practice - Information Technology

University of Southern California - Los Angeles, California

Workshop on Computational Science - 2009

David Ramirez — davidramirezmolina@gmail.com — (979) 450-2841