Marcos Max Mello Junior
Marcos Max Mello Junior

Informatica Administrator

Open to offers · Member since 30 Sep 2026
Location
Maringa, Brazil
Desired salary
Unspecified
Work preference
Remote Only
Experience level
Senior

About

Professional summary

I am an IT infrastructure and systems professional with more than eight years of experience supporting critical environments, production systems, Linux and Windows servers, networks, and service operations.

I specialize in systems administration, troubleshooting, monitoring, incident investigation, access management, log analysis, and availability management. I use SQL, Python, Bash, PowerShell, REST APIs, and automation to improve diagnostics, reporting, and operational reliability.

I have worked in high-availability service-provider environments, leading technical troubleshooting involving routing, connectivity, network services, infrastructure dependencies, and incident response. I have also coordinated NOC, support, and field teams during escalations and maintenance activities.

I develop internal tools and production applications with Python, SQL, APIs, authentication, dashboards, workflows, and business-process automation. My work combines software development with deployment support, monitoring, maintenance, and operational troubleshooting.

I bring a strong foundation for Informatica platform administration, production support, service monitoring, operational automation, and incident resolution. I am also experienced in teaching technical subjects including artificial intelligence, computer networks, software testing, front-end frameworks, and mobile development.

Skills

33 capabilities

Tech stack & tools

Working toolkit

Analytics

Application Hosting

Development

Languages & Frameworks

Experience

Career history

Support Analyst - Infrastructure & Systems SYMA Solutions

I support Windows Server and Linux environments, production services, network connectivity, VPNs, firewalls, access controls, and general infrastructure operations.

I use Zabbix to proactively monitor services and investigate availability, performance, connectivity, and system incidents. I analyze logs, access issues, service behavior, and infrastructure dependencies to identify root causes and restore operations, while automating monitoring and diagnostic routines with scripts.

Network Manager - Infrastructure Operations Internet 5.8 Telecom

I managed high-availability infrastructure in a critical service-provider environment, with responsibility for monitoring, incident response, performance, service continuity, and infrastructure operations.

I led technical troubleshooting across systems, connectivity, routing, network services, and infrastructure dependencies. I developed Python automation for diagnostics, data collection, reporting, and operational tasks, and led NOC, support, and field teams through escalations, maintenance, and infrastructure improvements.

Python / Web Developer - Production Systems CEOS Agro Intelligence and Saltis Engenharia

I develop production systems and internal tools using Python, SQL, Git, GitHub, APIs, authentication, data organization, and modular application design.

I build applications involving operational records, dashboards, workflows, documents, attachments, reports, and business-process automation. I also support deployment, troubleshooting, monitoring, and production maintenance across development and infrastructure concerns.

Developer - Contract Programmer CEOS Agro Intelligence

I developed SAMA, an autonomous environmental monitoring system using Python, YOLOv5, application logic, and operational alerts.

My work focused on integrating monitoring capabilities with automated application behavior and alerting workflows for operational use.

Professor UNINASSAU

I taught courses in Artificial Intelligence, Computer Networks, Requirements Engineering and Testing, Front-end Frameworks, and Mobile Development.

I delivered technical instruction across software development, networking, testing, and AI-related subjects.

Education

Learning history

UTFPR

Postgraduate Degree, Computer Networks

Postgraduate degree in Computer Networks.

SENAC

Postgraduate Degree, Information Security

Postgraduate degree in Information Security.

UNOPAR

Associate Degree, Systems Analysis and Development

Associate degree in Systems Analysis and Development.

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