OS Administrator (Linux & Windows) – Infrastructure Operations - LATAM
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Before you apply
LocationEscazu, Costa Rica
Typecontract
SenioritySenior
DepartmentDelivery
Company size51–200 people
First seenOct 16, 2026 · 2w ago
Verified live2d ago
At a glanceSummarised by Seekless from the posting.
Hands-on experience administering Linux distributions (RHEL 8/9/10, CentOS) and Windows Server operating systems in a large enterprise environment (1,000+ servers)
Kernel and system-level troubleshooting across both Linux and Windows platforms
Performance tuning and optimization at the OS level
Security hardening and compliance experience (CIS benchmarks, vulnerability remediation)
Patching and update management experience; familiarity with enterprise patch tools (e.g., Tanium) and VM build/provisioning processes
Scripting ability in Bash and/or PowerShell to automate routine administration tasks
Experience operating in a VMware-virtualized environment (VMs hosted across datacenter and edge locations)
Familiarity with monitoring and observability tooling (Datadog, Prometheus) to triage and resolve incidents
Process-oriented mindset, with experience documenting runbooks and improving repeatable operational procedures
Exposure to Azure infrastructure and hybrid cloud/on-prem operations
Familiarity with Chef and/or Ansible for configuration management
Experience supporting distributed, multi-site environments (datacenter plus 200+ remote/edge locations)
Curious, proactive, and collaborative
Strong communication and teamwork skills
Committed to delivering solutions together, not in competition
Embraces Agile methodology and promotes a one-team culture
Willingness and availability to participate in a 24/7 on-call rotation for production support
Skills
Linux (RHEL 8/9/10, CentOS)
Windows Server
Bash
PowerShell
VMware
Datadog
Prometheus
Azure
Chef
Ansible
Tanium
OS Administrator (Linux & Windows) – Infrastructure Operations
Must-Have Requirements
•
Hands-on experience administering Linux distributions (RHEL 8/9/10, CentOS) and Windows Server operating systems in a large enterprise environment (1,000+ servers).
•
Kernel and system-level troubleshooting across both Linux and Windows platforms.
•
Performance tuning and optimization at the OS level.
•
Security hardening and compliance experience (CIS benchmarks, vulnerability remediation).
•
Patching and update management experience; familiarity with enterprise patch tools (e.g., Tanium) and VM build/provisioning processes.
•
Willingness and availability to participate in a 24/7 on-call rotation for production support.
Should-Have Requirements
•
Scripting ability in Bash and/or PowerShell to automate routine administration tasks.
•
Experience operating in a VMware-virtualized environment (VMs hosted across datacenter and edge locations)
•
Familiarity with monitoring and observability tooling (Datadog, Prometheus) to triage and resolve incidents.
•
Process-oriented mindset, with experience documenting runbooks and improving repeatable operational procedures.
Could-Have / Nice-to-Have Requirements
•
Exposure to Azure infrastructure and hybrid cloud/on-prem operations.
•
Familiarity with Chef and/or Ansible for configuration management.
•
Experience supporting distributed, multi-site environments (datacenter plus 200+ remote/edge locations).
Ideal Candidate Traits:
•
Curious, proactive, and collaborative.
•
Strong communication and teamwork skills.
•
Committed to delivering solutions together, not in competition.
•
Embraces Agile methodology and promotes a one-team culture.
About the company
About Aubrant
Aubrant Digital is a leader in multi-shore custom application development. We are passionate about solving our clients’ business problems through consultative teamwork, innovative software, and proven processes. We’ve served more than 50 clients and delivered hundreds of high quality, custom enterprise applications. Our clients value us as integral team members who get the job done on time and on spec, and we are proud of our high client retention rate and under 2% staff turnover. With offices in New Jersey, Boston, Costa Rica, and Eastern Europe, we execute the full software lifecycle, from architecture and design through development, QA and application maintenance & support. Our company culture emphasizes client service, trust-based relationships, and innovation.
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