Guillermo Call

Experience

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  Simtel C.A

  Jan 2005 - Apr 2005

  Student

  Responsible to develop a wap application for a TETRA Network. using technologies as WML, PHP and MySQL Server.

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  Desarrollos XP Consultores

  Aug 2005 - Oct 2005

  Project Leader

  Plan and coordinate the development and production start-up to the web sites/applications required by customers.Support to the commercial area, in the design of proposals and product presentations to the clients.Administration of the production environments where the web sites and applications of the clients are hosted, and the environment of development and testing of the projects.

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  Guardian Venezuela

  Nov 2005 - Jun 2015

  Leader the IT Department in tasks about: Software Deployments, Help desk Support, IT Service Agreements, Network Administrator, Disaster Recovery Plan Responsible, Database Administrator, Applications Server Administrator, IT Budget Controller (CAPEX and OPEX), Continuous Improvements, cost reduction and Warranty IT operations 24x7.Maintenance, Troubleshooting, Improvements and new hardware deployment into Servers Rooms.Responsible for the purchasing process for the IT department, guaranteeing the due compliance of the corporate norms.Promote innovation and continuous improvement of technology in the company, for the security of resources or the quality of processes. Show less

  • IT Supervisor

    Oct 2008 - Jun 2015

  • IT Auditor Latam

    Jan 2010 - Apr 2013

  • IT Assistant

    Nov 2005 - Sept 2008
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  Ega Kat Logistica

  Mar 2016 - May 2018

  Infrastructure Coordinator

  Scheduling, Monitoring and Troubleshooting every task related to: Private Cloud Administration (AWS: EC2, EBS, S3, IAM, CloudWatch and VPC), Networking (LAN/WAN/VLAN/WLAN/MLPS), Windows Servers - Active Directory, Red Hat Servers, SQL Servers, Application Servers, Backups, Asterisk PBX, Office 365 and Google Apps. Ensure integrity and backups of all information contained in emails, files and databases. Design and deployment of new hardware projects. Warranty IT operations in all locations of company.Meet the needs of customers in the IT area, ensuring the operation of the services offered according to the established SLA.Support to the management of technology in the design and implementation of our projects, framed in the strategy of the company.Support to the purchasing area in the search for new technology providers, with the objective of knowing market trends and establishing strategic relationships with suppliers. Show less

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  Valid

  May 2018 - Jan 2021

  Responsible for the Operations of Telecom and Payments platforms, SLA's compliance for each client, design and deploy of the infrastructure in the AWS Cloud, projects supervision, infrastructure and workload cost estimation. Automation and integration among the development, certification and production environments, where the different Valid products are deployed. Organize and manage the support of Level 1 and 2. Keep the management informed about the KPIs of the operation. Support pre-sales and after-sales meetings of a technical nature with the client. Guarantee the application of best practices in topics of: Security, Infrastructure, Automation, Business Continuity, Disaster Plan and Software Deployment. Show less Designing and Building Infrastructure at AWS to bring SaaS and PaaS in High Availability, Software Deployment, automation and integration between development and production environment's.Technical Support for Payments and Telecom Platforms, Deployements, automation and building AWS infrastructure, according to the technical scaling chain. Working together with R&D team searching solutions and improvements to the Valid products. According to Customers agreements, guarantee every SLA be fulfilled.Participate in pre-sales meetings in order to know customers requirements and explains technical details about Valid Products. Working with sales team to calculate operation cost estimation (Infrastructure and workload) for every projects.Learning about news AWS Service that could be used in the deployment of Valid Products.Creates technical documentation about every product deployments (security, monitoring and operations) that could be share with the final customer.Promote standards into the organization that could help to processes of operations, security, reduction of cost, monitoring and products deployment. Show less

  • S&S OPS Manager

    Nov 2018 - Jan 2021

  • Technical Engineer - Level 2

    May 2018 - Nov 2018
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  Banco Davivienda

  Jan 2021 - Jul 2021

  Daviplata Technology Operations

  Responsible for the area of ​​technology in production for Daviplata and its channels, with the aim of applying agility and continuous improvement in the processes for the attention of incidents, Cloud infrastructure, monitoring, ANS with suppliers, change controls, budget control and experience of the user in the app.

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  EPAM Systems

  Aug 2021 - now

  As a Systems Engineer I have the opportunity to work building, deploying and supporting many technologies. As a part of the DevOps unit, I'm focusing on supporting development tools, automate tasks and introduce improvements to our processes.

  • Senior System Engineer

    Mar 2024 - now

  • System Engineer

    Aug 2021 - Mar 2024