System Administrator

Metal Toad

System Administrator maintaining AWS infrastructure for Metal Toad, an advanced AWS consulting and cloud services firm. Building, securing, monitoring, and supporting high-availability enterprise applications.

Posted 8/13/2026contractRemote • 🇧🇷 BrazilJuniorMid-LevelWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in cloud hosting systems, including capacity planning, automation, and configuration management, while ensuring system integrity and security. Proficient in troubleshooting and performance tuning, with strong communication skills and a customer-oriented approach.

Highest-signal resume keywords

Amazon Web Services (AWS)Linux System AdministrationPython ScriptingTCP/IP ProtocolsProblem-Solving Ability

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Cloud Hosting SystemsCapacity PlanningAutomationConfiguration ManagementTroubleshootingPerformance TuningWeb AcceleratorsLoad BalancersReverse ProxiesCDNs

Soft Skills

Advanced English CommunicationCustomer-OrientedProblem-SolvingWillingness to Work in Agile Environment

Certifications & Qualifications

AWS Certifications

Industry Keywords

24/7 On-Call RotationSystem IntegrityMonitoring ToolsSLA CommitmentsGenerative AI Technologies

Tech Stack

Tools & technologies

AWSCloudLinuxPythonTCP/IP

About the role

Key responsibilities & impact

Plan and document complete cloud hosting systems, including capacity planning, software and instance type selection, allocation, and network design
Build systems through installation, configuration, and testing of cloud resources
Use automation and configuration management to ensure repeatability and traceability of changes
Troubleshoot system hardware, software, networks, and operating systems
Implement access controls and monitoring tools to protect system integrity and security
Provide written evaluations and recommendations for ongoing improvement
Monitor and analyze systems and perform performance tuning
Maintain internal systems and customer deployment documentation
Participate in a 24x7 on-call rotation, approximately one week on call and one week on backup per month
Respond to support tickets and incidents in accordance with SLA commitments
Update job knowledge through educational opportunities, professional publications, personal networks, and professional organizations

Requirements

What you’ll need

Read and agree to the Corporate Values Statement
Believe in the company mission: to help people
2+ years of experience with Amazon Web Services (AWS)
Advanced to fluent English communication skills
Familiarity with Linux system administration
Experience with scripting languages; Python and Shell preferred
Deep knowledge of TCP/IP and HTTP protocols
Experience with web accelerators, load balancers, reverse proxies, and CDNs
Problem-solving ability and willingness to work in an agile, fast-paced environment
Customer-oriented with good communication skills
Willingness to participate in a 24/7 on-call rotation, approximately one shift per month
AWS Certifications are nice to have, or willingness to obtain certification
Interest in Generative AI technologies
Some experience with Windows system administration
Must reside in Brazil
Resume must be submitted in English as a PDF
Visa sponsorship is not available

Benefits

Comp & perks

24/7 on-call rotation shifts are compensated
Fully remote work from home
Educational opportunities
Professional publications, personal networks, and professional organizations
Opportunity to obtain AWS Certifications