ICT Infrastructure Engineer

USER EXPERIENCE RESEARCHERS PTE. LTD; Região Norte; On-site; BRL 180,000 - 300,000; Full time

Job summary

USER EXPERIENCE RESEARCHERS PTE. LTD is seeking a Senior ICT Infrastructure Engineer to design, automate, and support secure cloud platforms on AWS. You will manage multi-account environments, implement IaC with Terraform and Ansible, and drive CI/CD with modern DevOps practices.

You will contribute to infrastructure security, monitoring, and reliability while collaborating with cybersecuity, networking, and vendor teams to ensure scalable, compliant operations.

Qualifications

• Bachelor's degree or equivalent professional experience in a relevant field.
• Minimum 7 years of relevant experience in ICT infrastructure, cloud engineering, DevOps, or related roles.
• Hands-on experience with AWS and multi-account environments.

Responsibilities

• Provision and manage AWS cloud infrastructure across enterprise environments.
• Automate provisioning and configuration using Terraform and Ansible.
• Build and support CI/CD workflows with Jenkins, GitLab CI/CD, or GitHub Actions.
• Monitor performance, security, and availability; perform root cause analyses.
• Implement security controls, patch management, and IAM hardening.
• Collaborate with cross-functional teams to drive automation and best practices.

Skills

Terraform

Ansible

Python

Shell scripting

AWS

CI/CD

DevOps

Security

Monitoring

IAM security

Education

Bachelor's degree in Computer Science, Information Technology, Engineering, or related discipline

Tools

AWS Systems Manager

Terraform

Ansible

Jenkins

GitLab CI/CD

GitHub Actions

Job description

As a Senior ICT Infrastructure Engineer, you will be responsible for designing, implementing, automating, and supporting secure and resilient cloud and infrastructure platforms, primarily on AWS. You will manage infrastructure across enterprise and multi-account environments and drive automation using Infrastructure as Code and configuration management tools. The role requires strong hands-on experience in cloud infrastructure, automation, DevOps, security, monitoring, and production support.

Key Responsibilities

• Provision, and manage AWS cloud infrastructure across enterprise and multi-account environments, including compute, networking, storage, database, container, and supporting services.
• Develop and maintain Infrastructure as Code (IaC) and automate infrastructure provisioning, configuration, patching, and operational activities using Terraform/Terraform Enterprise, Ansible, AWS Systems Manager, Python, and Shell scripting.
• Build and support CI/CD and DevOps workflows, integrating infrastructure deployment, configuration management, security scanning, and automated operational processes.
• Monitor infrastructure availability, performance, capacity, and security using AWS and enterprise monitoring/logging solutions, and troubleshoot complex production issues and perform root cause analysis.
• Implement infrastructure security controls and support vulnerability remediation, IAM hardening, patch management, security assessments, penetration-test findings, and audit/compliance requirements.
• Support infrastructure migration, modernization, resilience, backup, high availability, and continuous improvement initiatives across cloud environments.
• Collaborate with application, cybersecurity, network, cloud service provider, and vendor teams; provide technical guidance, documentation, SOPs, operational runbooks, and engineering best practices.

What We Are Looking For

• Bachelor's degree in Computer Science, Information Technology, Engineering, or a related discipline, or equivalent professional experience.
• Minimum 7 years of relevant experience in ICT infrastructure, cloud engineering, DevOps, systems engineering, or infrastructure operations, including strong hands-on experience with AWS.
• Strong knowledge of AWS services such as Compute, Database, Storage and related networking services.
• Strong hands-on experience with Terraform/Terraform Enterprise, Ansible, or equivalent Infrastructure as Code and configuration management technologies.
• Experience with CI/CD and source-control platforms such as GitLab CI/CD, Jenkins, GitHub Actions, GitLab, Bitbucket, or equivalent.
• Good understanding of cloud and infrastructure security, including IAM, least privilege, vulnerability management, system hardening, patching, security findings remediation, and audit/compliance requirements.
• Strong scripting and automation skills using Python, Shell/Bash, AWS Systems Manager, or equivalent technologies.
• Strong analytical, troubleshooting, communication, and stakeholder-management skills, with the ability to work effectively across application, infrastructure, cybersecurity, and vendor teams.