LUÍS CARDOSO

IT System Administrator
Porto, PT.

About

Highly dedicated and fast-learning IT System Administrator with 5+ years of experience in multi-country technical support and comprehensive infrastructure management. Proven ability to optimize system performance, streamline operations, and enhance security across diverse environments, including Windows, Linux, Azure, and Google Workspace. Adept at resolving complex technical issues and driving efficient IT solutions to ensure seamless business operations.

Work

WorldSync
|

IT System Administrator

Porto, Porto, Portugal

Summary

Administered multi-country IT operations and infrastructure, ensuring robust technical support and system compliance across diverse user bases.

Highlights

Delivered comprehensive on-site and remote technical support to over 500 users across diverse EU and US locations, ensuring uninterrupted operations and high user satisfaction.

Migrated, managed, and configured Jira and Confluence environments, optimizing workflow for cross-functional teams and improving collaboration efficiency.

Administered and monitored over 1,000 user accounts and permissions across Google Workspace, Azure AD, and Active Directory, enhancing security and access control.

Oversaw endpoint management and compliance for 300+ devices using NinjaONE, achieving 99% adherence to security and update standards.

Administered Cisco Meraki network infrastructure across Lisbon and Porto offices, ensuring robust and secure network connectivity for critical business operations.

Streamlined IT onboarding and offboarding processes for new hires, reducing setup time by 20% and ensuring seamless access provisioning.

Jscrambler
|

IT System Administrator

Porto, Porto, Portugal

Summary

Managed internal IT infrastructure and provided critical technical support, ensuring system stability and efficient user access.

Highlights

Provided critical technical support to internal teams, resolving over 100 system and network issues monthly to minimize downtime and maintain operational continuity.

Managed and maintained robust internal IT infrastructure, including Windows and Linux servers, ensuring 99.9% system uptime and optimal performance.

Administered user accounts, permissions, and group policies across Active Directory and Azure, enhancing security protocols and access management for 200+ employees.

Assisted in end-to-end hardware and software lifecycle management, from deployment to routine maintenance, optimizing resource allocation and system longevity.

Monitored and maintained server room, wireless network, and critical server infrastructure, proactively addressing issues to ensure uninterrupted service availability.

Successfully led the migration of Jira from a server instance to a cloud environment, improving scalability and reducing operational costs.

Hospital cuf porto
|

IT Technician

Porto, Porto, Portugal

Summary

Delivered essential on-site IT support within a fast-paced hospital environment, maintaining critical systems and equipment.

Highlights

Delivered critical on-site IT support to clinical and administrative teams in a high-pressure hospital environment, ensuring seamless operation of essential systems.

Installed, configured, and maintained over 150 workstations, printers, and specialized medical peripheral equipment, ensuring reliable performance for patient care.

Diagnosed and resolved complex hardware and network connectivity issues, reducing average resolution time by 15% and minimizing disruption to hospital services.

Diamond Click
|

IT Technician

Braga, Braga, Portugal

Summary

Provided comprehensive IT setup and troubleshooting services, ensuring reliable system performance and user satisfaction.

Highlights

Installed and configured diverse user-facing software, hardware, and databases across Windows, macOS, and Linux platforms, optimizing system performance for 100+ users.

Provided efficient remote and on-site troubleshooting using remote desktop tools, resolving an average of 25 technical issues daily and enhancing user productivity.

Education

Ruiz Costa

Diploma

Computer Programming

Languages

English
Portuguese
Spanish

Skills

Collaboration & Productivity Tools

Jira, Confluence, Microsoft 365, Google Workspace.

Cloud & Directory Services

Azure Active Directory.

Networking

Cisco Meraki.

Operating Systems

Windows, macOS, Linux.