# Gustavo De Oliveira Silva

Gustavo De Oliveira Silva is a remote worker on Himalayas, IT Infrastructure Specialist at EISA, based in Brazil.

Source: https://himalayas.app/@osgustavo

```text
Senior Infrastructure & Cloud Engineer | SecOps & Networking | AWS & Azure | Fortinet | Virtualization (VMware, Proxmox) | Terraform & Scripting
```

| Detail | Value |
| --- | --- |
| Availability | Looking for a job |
| Location | Brazil |
| Authorized to work in | Brazil |
| Salary expectations | 42k+ USD |
| Job categories | Infrastructure Engineer, Information Security Engineer, Network Engineer, Systems Administrator, Infrastructure Engineer, Security Analyst, Support Engineer, IT Support Specialist, Technical Support Engineer, Cybersecurity Analyst |
| Skills | Cloud Infrastructure, Network Security, Automation, Infrastructure as Code, AWS, Azure, Terraform, PowerShell, BASH, Batch Script, Microsoft Graph API, Fortinet, SD WAN, IPsec VPN, SSL VPN, Network Segmentation, Hardening, Multi Factor Authentication, Active Directory, Entra ID, Azure AD Connect, LDAP, Microsoft 365, Exchange, Microsoft Teams, SharePoint, VSphere, VCenter, Hyper V, Proxmox, Windows Server, Linux, Debian, Nginx, Zabbix, FortiAnalyzer, GLPI, EMC Networker, Kaspersky Security Center, WSUS, Disaster Recovery, Virtualization, Networking, Cisco, Dell, PKI, VLAN, IT Service Management |
| LinkedIn | https://linkedin.com/in/osgustavo |

## About

```text
IT Infrastructure and Information Security (SecOps) professional with over 10 years of hands-on experience in the architecture, administration, and protection of mission-critical hybrid corporate environments.

My technical foundation spans the entire stack: from bare-metal datacenters, virtualization, and advanced networking to cloud infrastructure, automation, and identity governance. Focused on operational resilience, cost efficiency, and infrastructure modernization.

CORE COMPETENCIES & TECHNICAL STACK:

• Cloud & Automation: AWS, Microsoft Azure, Terraform (IaC), PowerShell (advanced scripting & MS Graph API integrations), and Bash.
• SecOps & Networking: Fortigate NGFW (HA, SD-WAN, Layer 7 controls, SSL/IPsec VPNs with MFA), network segmentation, CIS Benchmarks hardening, and endpoint security (Kaspersky Security Center).
• Identity & Access Management (IAM): Active Directory (forest upgrades, FSMO roles, complex GPOs), Entra ID (Azure AD Connect), and LDAPS.
• Core Infrastructure & Virtualization: VMware vSphere/vCenter, Proxmox, Hyper-V, Windows Server, Linux (Debian custom installations via preseed), and Nginx reverse proxy.
• Observability & Continuity: Zabbix, FortiAnalyzer (log centralization), GLPI (ITSM/CMDB), and enterprise backup/DR routines (Dell EMC NetWorker).

Education: MBA in Cyber Security | B.S. in Information Security.
Languages: Portuguese (Native), English (Advanced).
```

## Experience

### IT Infrastructure Specialist (current)

EISA. Jun 2024 - Present

```text
Projects & Architecture: Acted hands-on across the full lifecycle of IT projects, from topology design and technical vendor negotiation to direct solution implementation and operational team guidance.

Virtualization & Business Continuity: Actively maintained mission-critical core infrastructure, managing VMware vSphere, Hyper-V, and Proxmox clusters (virtual networks, vMotion, HA). Ensured data p
```

### IT Infrastructure Analyst

EISA. Jun 2019 - Jun 2024

```text
Virtualization & Systems: Deployed and maintained corporate virtualization clusters (VMware ESXi/vCenter, Hyper-V, and Proxmox), configuring advanced virtual networks, vMotion, and LDAP/AD integrated authentication.

Networking & Connectivity: Managed LAN, WLAN, and SD-WAN topologies (Cisco, Fortinet, and Dell equipment), structuring VLAN segmentation, IPsec tunnels, and reverse proxies (Nginx) fo
```

### IT Infrastructure Technician

EISA. May 2018 - Jun 2019

```text
Network Infrastructure: Performed the physical and logical configuration of the access layer, including the provisioning of switches, routers, and access points (Cisco, Dell, and Fortinet).

Support & Troubleshooting: Executed Level 1 and 2 technical support, resolving hardware, connectivity, and operating system incidents for hundreds of corporate end-users.

Monitoring & Operations: Actively sup
```

### IT Infrastructure Intern

Pro Mardan Manutenção e Serviços Técnicos Ltda. Oct 2017 - May 2018

```text
Worked as IT Infrastructure Intern at Pro Mardan Manutenção e Serviços Técnicos Ltda.
```

### IT Infrastructure Intern

B.GROB do Brasil. Jul 2015 - Jul 2017

```text
Worked as IT Infrastructure Intern at B.GROB do Brasil.
```

### IT Support Intern

TecnoComp Tecnologia e Serviços. Dec 2014 - Jun 2015

```text
Worked as IT Support Intern at TecnoComp Tecnologia e Serviços.
```

## Education

### Microsoft

Microsoft Certified: Microsoft Azure Fundamentals AZ 900

```text
Issued May 2026
```

### Impacta Tecnologia

Master of Business Administration - MBA, Cyber Security. 2021 - 2022

### FATEC São Caetano do Sul - Antonio Russo

Segurança da Informação, Segurança da Informação. 2014 - 2018

### ETEC - Escola Técnica Estadual de São Paulo

Técnico em Redes de Com, Redes de Sistemas e Telecomunicações. 2013 - 2014

### ETEC - Escola Técnica Estadual de São Paulo

Ensino Médio, Ensino Médio Completo. 2010 - 2012

### Senai São Paulo

Montagem e Manutenção de microcomputadores, Tecnologia da Informação. 2011 - 2011

## Tech stack

- Microsoft Azure
- Microsoft SharePoint
- Microsoft Teams
- Azure Stack
- Terraform
- PowerShell
- Zabbix
- Debian
- Linux
- Windows Server
- Azure Active Directory
- Microsoft Office 365
- VMware vSphere
- NGINX
- Apache HTTP Server
- FortiAnalyzer
- Amazon Web Services (AWS)
- Bash
- Fortinet

To contact Gustavo, message them from this profile with a Himalayas employer account: [Hire on Himalayas](https://himalayas.app/hire).

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