Gaston Guillen
@gastonguillen
I support reliable Azure and AWS infrastructure through operations, automation, and incident management.
What I'm looking for
I've supported cloud and infrastructure operations across Accenture, DXC, IBM, and enterprise client environments for more than 20 years. At Accenture, I administer Intigua monitoring and automation, maintain Red Hat Enterprise Linux platforms, deploy agents, troubleshoot issues, and coordinate operational work with stakeholders.
I've managed Azure and AWS IaaS workloads running Ubuntu, RHEL, and Windows Server, including provisioning, decommissioning, incident queues, change management, and cross-functional change implementation. My background also includes VMware vSphere, Hyper-V, Active Directory, Jenkins deployments, Git, storage, backup, restore operations, and disaster recovery exercises.
I'm building toward Cloud Engineer and SRE work focused on automation, scalability, and reliability, backed by AWS Cloud Practitioner and Azure Fundamentals certifications and ongoing AWS CloudOps Engineer and agentic AI learning.
Experience
Work history, roles, and key accomplishments
Administered the Intigua monitoring and automation platform, including server updates, agent deployments, and troubleshooting. Worked extensively on Red Hat Enterprise Linux for platform maintenance and incident resolution.
Managed and supported Azure and AWS IaaS environments running Linux and Windows Server workloads. Handled provisioning and decommissioning of cloud servers and services, following ITSM processes.
Administered Windows Server environments across versions W2012, W2016, and W2019. Participated in OS migration projects, including server patching and disk expansion tasks.
Administered HP Data Protector, performing daily backup control and job optimization. Managed backup tool updates and upgrades to maintain platform currency.
Field Support Specialist
Yel Informática
Oct 2018 - Dec 2018 (2 months)
Provided end-user support during an Office 365 migration, assisting with configuration and troubleshooting.
Backup Consultant
DataStar
May 2018 - Jul 2018 (2 months)
Delivered consultancy on backup and restore strategies using Veeam B&R, HP Data Protector, Backup Exec, and Networker. Advised on storage solutions including HP StoreOnce and Data Domain.
Infrastructure Administrator
AUBASA
May 2017 - May 2018 (1 year)
Managed Windows server infrastructure, Active Directory, and vSphere virtualization. Administered Veeam Backup & Replication and executed migration of equipment and OS to a new domain.
Infrastructure Administrator
Novatium
Mar 2016 - May 2017 (1 year 2 months)
Managed server and backup infrastructure using Networker, Active Directory, vSphere, Data Domain, and Exchange 2007. Handled System Center administration and supported infrastructure operations.
Managed daily backup operations, task optimization, and tool updates. Created backup and restore procedure documentation and performed Disaster Recovery exercises.
Backup Manager
Ministerio de Trabajo
Jan 2005 - Nov 2008 (3 years 10 months)
Administered backup environment and led migration from Backup Exec to HP Data Protector.
Systems Analyst
Telefónica de Argentina
Jan 2000 - Dec 2004 (4 years 11 months)
Provided IT helpdesk support for internal users.
Technical Support
Advance-Speedy
Jan 2000 - Dec 2004 (4 years 11 months)
Provided technical support for internet customers.
Education
Degrees, certifications, and relevant coursework
Universidad de Buenos Aires
Degree in Information Systems, Information Systems
Pursued a degree in Information Systems, completing five years of study without finishing the degree.
Universidad de Buenos Aires
Intermediate Degree, General University Studies
Completed an intermediate degree in General University Studies from the Faculty of Economic Sciences.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Skills
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