Consultant - Site Reliability Engineering Manager (SRE) - Managed Services

• Feb 2021 - Present

I'm responsible for availability, latency, performance, efficiency, change management, monitoring, emergency response, and capacity planning.

Consultant - Prudential Financial Singapore

• Aug 2020 - Feb 2021

Prudential Financial, Inc. is an American Fortune Global 500 and Fortune 500 company.Implementation of Secrets Management, Azure Infra and App modernisation, in particular HashiCorp Vault and Azure Monitor solutioning.

Consultant - Telstra Big Data

• Sep 2018 - Aug 2020

Telstra Corporation Limited is an Australian telecommunications company which builds and operates telecommunications networks and markets voice, mobile, internet access, pay television and other products and services. It is a member of the S&P/ASX 20 and Australia's largest telecommunications company by market share.Telstra Big Data environment is one of the biggest data lake projects in Australia, Asia and Pacific this project collect all the databases from Telstra Internal projects and also from external sources.The project is supported by the best practices in IT Governance, DEVOPS practices, and most the use cases require a resilience design and high availability due to the SLA of the environment. Also the environment have a strict standards for data governance that require a continuous improvement.I bring to this project a wealth of experience in system operations and administration, across both on-premises (physical) and cloud (AWS, GCP and Azure) environments. I'd provided support for the implementation, troubleshooting and maintenance of Information Technology systems, supported in best practices in Computer Security ISO-27000, and Cobit and ITIL, automation and disaster recovery.

System Administrator / SRE - DevOps Engineer

• Aug 2012 - Sep 2018

WHISPIR LIMITED A global scale software-as-a-service (SaaS) company, which provides a communications workflow platform that automates interactions between businesses and people. Whispir Australia is a critical communication company with a 99.999% SLA uptime keep this metric with the budget, business objectives, and customer requirements was a big challenge; Especially in a mixed distributed environment across the glove. Keep the SLA of 99.99% of availability for 6 year in a row. Implementation of controls for linux systems and align operation to ISO 27000. - Several migrations from colocation systems to AWS or Colocation to Colocation. - Rollout several Upgrades for Postgres Databases with less that 2 minute outage. - Design and deploy The disaster recovery strategy and backup systems. - Automatisation of 73% of the operation deployment using Ansible, Terraform, Packer, and Bash. - Migration of Australia datacenter to AWS. Including Postgres Databases, Application Servers and Support infrastructure with a minimal downtime.

University Lecturer

• Jan 2006 - Mar 2009

University Lecturer

• 2003 - 2009

Project Manager

• Jun 2008 - Dec 2008

Contractor: Business Intelligence Technology Ltda and Nokia Siemens for Telefonica Movil S.A. Telefónica, which operates with Movistar trademark, focuses primarily on fixed and mobile telephony, broadband services, mobile Internet connectivity and satellite television. Telefónica is present in 808 municipalities with fixed telephony, 972 with mobile telephony and 155 municipalities. Project: Administration, Control and Inventory of the system cellular radio base national wide from a single Computer. Using PHP, MySql, Bash and Linux Os. (More than 5000 radio bases were managed, updated and controlled using bash scripts for system administration)

University Lecturer

• Jan 2004 - Dec 2006

Consulting and Interventory Manager

• Feb 2005 - Aug 2006

The District University is articulated to the Bogota program without hunger of the Mayor's Office through a research project and extension of important magnitudes. The inter-institutional and interdisciplinary design of an integrated food supply system for the city would allow consumers, especially the poorest, to access a lower-priced, higher-quality family basket.

Contractor

• Dec 2004 - May 2005

Project Data Disaster Recovery and migration of the information system in to a new platform. (Contract due to previous working experience in this company) LAFAM: Leader in Optical Retail in Colombia and pioneer in Optical Surgery. Family owned business that has been recently been acquired by GrandVision Group, becoming the growth platform towards leadership in optical retail in Colombia. As of today has 35 own stores and 3 clinics spread in the main cities of Colombia. Project Data Disaster Recovery and migration of the information system in to a new platform. (Contract due to previous working experience in this company) LAFAM: Leader in Optical Retail in Colombia and pioneer in Optical Surgery. Family owned business that has been recently been acquired by GrandVision Group, becoming the growth platform towards leadership in optical retail in Colombia. As of today has 35 own stores and 3 clinics spread in the main cities of Colombia.

University Lecturer

• Jan 2004 - Dec 2004

Escuela de Investigación Criminal "Teniente Coronel Elkin Molina Aldana" - ESINC https://www.policia.gov.co/escuelas/investigacion-criminal Course in Computer forensics: In court, computer forensic evidence is subject to the usual requirements for digital evidence. This requires that information be authentic, reliably obtained, and admissible. Escuela de Investigación Criminal "Teniente Coronel Elkin Molina Aldana" - ESINC https://www.policia.gov.co/escuelas/investigacion-criminal Course in Computer forensics: In court, computer forensic evidence is subject to the usual requirements for digital evidence. This requires that information be authentic, reliably obtained, and admissible.

Consultant of Business strategies

• Nov 2003 - Jun 2004

Consultant of business strategies and implementation of the solution portfolio of Fenixti ltda. Business Intelligence and Data Transformation and Load products using MsSql Server, PHP Consultant of business strategies and implementation of the solution portfolio of Fenixti ltda. Business Intelligence and Data Transformation and Load products using MsSql Server, PHP

Consultant in Computer Security, Computer Forensics and Computer Law.

• 2004 - 2004

Escuela de Investigación Criminal "Teniente Coronel Elkin Molina Aldana" - ESINC https://www.policia.gov.co/escuelas/investigacion-criminal Consultant in Computer Security, Computer Forensics and Computer Law. Occasional Dedication presentations to Officers in office Escuela de Investigación Criminal "Teniente Coronel Elkin Molina Aldana" - ESINC https://www.policia.gov.co/escuelas/investigacion-criminal Consultant in Computer Security, Computer Forensics and Computer Law. Occasional Dedication presentations to Officers in office

University Lecturer

• Jan 2002 - Dec 2003

Support Engineer

• Jan 2001 - Mar 2003

Performing hardware and software support, migration and maintenance of the software of point of sale (Optisis), Support to the system of inventories, Attention to users Network support Windows 2000 Advanced Server, Support Internet Information Services With Web Services, E-mail, FTP, Audit, Internal Control and Quality Processes. Developing applications in PHP, MySql, Delphy (OOP Pascal) LAFAM: Leader in Optical Retail in Colombia and pioneer in Optical Surgery. Family owned business that has been recently been acquired by GrandVision Group, becoming the growth platform towards leadership in optical retail in Colombia. As of today has 35 own stores and 3 clinics spread in the main cities of Colombia.

Project Manager

• 2003 - 2003

Telecom business intelligence implementation. (Currently Colombia telecommunications S.A.). With MS-Sql Server, DTA, ASP, Visual Basic (Project with estimated duration of 3 months and Support as of December 31, 2003) Telecom business intelligence implementation. (Currently Colombia telecommunications S.A.). With MS-Sql Server, DTA, ASP, Visual Basic (Project with estimated duration of 3 months and Support as of December 31, 2003)

Project Manager

• 2003 - 2003

Project manager in the implementation of the system of management indicators in GILAT S.A. For critical business processes in availability and quality of service. Project developed with MS-Sql Server, DTA, ASP, Visual Basic, OLAP cubes (Project with duration of 2 months) Project manager in the implementation of the system of management indicators in GILAT S.A. For critical business processes in availability and quality of service. Project developed with MS-Sql Server, DTA, ASP, Visual Basic, OLAP cubes (Project with duration of 2 months)

CTO

• 2000 - 2001

Mounting and Adaptation of the Internet Node Under the Sun Solaris operating systems, IBM AIX, Linux with e-mail services and Cisco Switch Catalis 5000, 5500, 3000, 3100, cisco 4000 and Accend Max 4000 web pages and infrastructure. With Light Station technology IBM Network Station under Windows NT Terminal Server and Citrix Metaframe. Projects of virtual university and electronic commerce were left at the design level for the sale of electronic books and payment. Normalization of processes.

University Lecturer

• 2000 - 2000

CTO

• 1998 - 2001

Pre-Sales Support to Customers Post-Sale Support. To customers Planning and Control of Works Designing solutions for structured cabling networks Category 5 Solution Design for Fiber Optic Networks Designing solutions for LAN networks Solution Design for Wan Networks Design solutions for Telephony and voice over IP Installation of active equipment Making Quotes Negotiation with Suppliers Commercial work Administrative tasks Major projects implemented 1. District Francisco José de Caldas Structured wiring Category 6 Level 7 with Panduit elements, Regulated Current, Network design with Nortel products, and Meridian telephone switchboard (supported by Getel and Anixter) 2. BBV Banco Ganadero Structured Wiring, Regulated Electric Current, Development of interconnectivity Zebra project with the Bank of the Republic, Design of money table solution, Project Altamira. 3. Central de Inversiones S.A. Structured Cabling, Regulated Power, Call Center Mounting with Alcatel Products, Novell Network Installation, Windows NT Network, Easy Phone 4. EEII Ltda Structured Cabling, Regulated Power and Novell Network 5. Urban Context Structured Cabling, Novell Network Solutions, Panasonic Telephone Center, Internet Proxy Server Solution via ISDN 6. Banco Ganadero 3com Communication Equipment Supplier, Microsoft Software 7. Constructora Normandia Structured cabling. Regulated Power and Novell Network 8. Cooacueducto Structured cabling, 3com equipment. 9. Brigh Point Inc. (COMCEL) Design and implementation of the Comcel Bodega network system, Structured Cabling Category 6, Regulated Wiring. 10. Comcel Customer Service and Support Center (Armenia, Pereira, Manizales) Implementation of structured cabling Cat 5 and interconnection with Bogota via VPN with 3com products. 11. Colegio Bolivar Soacha Internet Classroom Design, Provision of Computing Equipment, Structured Cabling Cat 5E Regulated Electrical Wiring, Network Adaptation Windows NT, Proxy, ISDN Router.

University Lecturer

• 1996 - 2001

Lecturer programming in C, and Pascal Lecturer programming in C, and Pascal

Technical Support Manager

• 1996 - 1998

Pre-Sales Support to Customers Aftermarket support. To customers Planning and Control of Works Designing solutions for structured cabling networks Category 5 Solution Design for Fiber Optic Networks Designing solutions for LAN networks Solution Design for Wan Networks Solutions for Telephony Installation of active equipment Making Quotes Major projects implemented 1. National Federation of Cafeteros Colombia. Structured Wiring and Optical Fiber, Regulated Electric Current. 2. Roche Products Structured Wiring. Fiber Optic, Regulated Current. 3com and Cisco Equipment, Satellite Connection with Basel and Palo Alto California, Fax Solutions, Novell Network Update 3. Banco Ganadero Administrative Management Structured Wiring Category 5 4. Banco Ganadero Office Colina Campestre Structured Cabling Category 5, Cisco Products, 3com Products, Microsoft Networking Software 5. Paz del Río Software for Novell Networks 6. Water Regulatory Commission Structured Wiring, Regulated Power, Windows NT Network Installation 7. Betania Hydroelectric Plant Structured Cabling, Regulated Electricity (Neiva) 8. Metaza and Supertechos Structured Cabling and Installation of Panasonic Telephone System 9. Conconcreto Structured Cabling 10. Natural Gas Structured Wiring, Regulated Current 11. Radio modem installation. 12. Key-Net of Colombia Design of Nodes for Internet

System Engineering Consultant

• 1990 - 1996

Head of Computer Systems Department

• 1993 - 1995

Development of the portfolio management program in C language. Interface with DBase User support LAN Support Novell Network and SCO-UNIX Development of the portfolio management program in C language. Interface with DBase User support LAN Support Novell Network and SCO-UNIX

Manager Technical Department

• Jul 1990 - Dec 1993

Hardware Pre-Sales Support Hardware after Sales Support. Deployment of Novell and SCO Unix networks User support. Warranty Compliance. Gold Star Hardware. Warranty Compliance. Panasonic Smart Hybrid PBX Hardware Pre-Sales Support Hardware after Sales Support. Deployment of Novell and SCO Unix networks User support. Warranty Compliance. Gold Star Hardware. Warranty Compliance. Panasonic Smart Hybrid PBX

Engineering Assistant (Student in Practice)

• Dec 1989 - Jul 1990

Engineering Assistant (Student in Practice) Planning and Control of Civil Works Inventory Management Development of Tenders Miscellaneous Functions Engineering Assistant (Student in Practice) Planning and Control of Civil Works Inventory Management Development of Tenders Miscellaneous Functions