Freelancer profile translated to English.

Description

Systems Engineer with solid experience in UNIX and Linux Redhat platform administration, specializing in IBM AIX, Red Hat Enterprise Linux, virtualization (HMC, PowerVM, VIOS, VMware), and cloud computing (IBM Cloud, AWS, Azure). Expert in critical infrastructure maintenance, storage (LVM, ASM, GPFS), LPM execution, and technical process automation. Focused on ensuring high availability, operational continuity, and efficiency in complex enterprise environments.

Certified in ITIL Foundation v3 best practices, certified in Information Security based on ISO/IEC 27002 standard, certified and trained as an ISO 27001 internal auditor.

Industry field of expertise

Languages

Spanish
Native or bilingual
English
Conversational

Workplace preferences

Remote only

Primarily works remotely

Kyndryl
System Administrator
TELECOMMUNICATIONS
February 2025 - Today (1 year and 4 months)
Bogotá, Colombia
• • Advanced administration of AIX and Linux RHEL systems
• • Migration of AIX 7.1 → 7.2 → 7.3
• • System updates (TL/SP) on Linux and UNIX
• • Management of virtual infrastructure with HMC, PowerVM, VIOS, and VMware
• • Execution of LPM (Live Partition Mobility)
• • Storage administration: LVM, SAN disks, Oracle ASM, and GPFS
• • VG, LV, and File Systems allocation and management
• • Monitoring of UNIX/Linux platforms with tools like topas, nmon, vmstat, svmon
• • Automation and execution of technical processes: MEF3 and Health Checking
• • User management, services, crontab, system logs
• • Security and service availability best practices in production systems
Linux RedHat UNIX AWS Microsoft Azure Windows
DB-SYSTEM
AIX Administrator
PRIVATE EQUITY
May 2022 - February 2025 (2 years and 9 months)
Bogotá, Colombia
• • Administration of UNIX and Linux servers
• • Migration of AIX 7.1 to 7.2
• • TL update
• • LPM execution
• • UNIX and Linux platform monitoring
• • HMC and VMware administration
• • VIOS creation and administration
• • V7000 and V5000 storage administration
• • Resource optimization and daily service supervision
• • LVM, ASM disk presentation, VG, LV, and File System allocation
• • MEF3, EP2, and Health Checking processes for UNIX machines
• • Technical reports on activities performed
• • Client and vendor management
UNIX Linux RedHat Unix/Linux Windows Server AWS
ACTIVOS S.A.S
Technology Platform Analyst
May 2018 - May 2022 (4 years)
• • Administration of technological infrastructure, under VMware, Oracle, IBM, etc. virtualization platforms.
• • Management and administration of Linux, AIX, Solaris, and Windows Server operating systems.
• • Management of primary datacenter and DR administration.
• • In charge of physical and logical security.
• • Storage administration
• • Administrator of networks and communications, firewall, switch, proxy, active directory.
• • Backup management with IBM TSM tool.
• • Management with monitoring tools for the supervision of company hosts and services.
• • Management with vendors and technology projects.
• • Participation in DR implementation and business continuity of the company.
• • Administrator of consoles in cloud solutions such as Office365, Google Workspace, and Adobe sing.
• • Works under ISO 27002 standards and norms, ITIL methodology, and scrum.