IT Infrastructure Administrator

Talantir; EUA; Teletrabalho; USD 85 000 - 115 000; Tempo integral

Resumo da oferta

Talantir is seeking an IT Infrastructure Administrator for remote work in the United States. The role focuses on hands-on operations, supporting Linux and Windows, cloud-based SaaS hosting, and containerized services.

The candidate should excel in networking, security, and agile task management, while contributing to documentation and audits such as PCI, SOC 2, and HIPAA.

Qualificações

• Hands-on experience administering Linux and Windows Server in a production setting.
• Experience with container orchestration using Docker, Kubernetes, Portainer.
• Networking expertise including NAT, VLANs, and Layer 3 routing.
• Experience supporting cloud-based SaaS environments and hosting platforms.

Responsabilidades

• Administer, maintain, and support Linux (RHEL/Ubuntu) and Windows Server operating systems.
• Support containerized environments using Docker, Kubernetes, and Portainer.
• Configure networking components, including NAT, VLANs, and Layer 3 routing.
• Deploy and manage firewalls, WAFs, and load balancers.
• Implement security frameworks, patching, and compliance controls.
• Provide hands-on ITIL-based service desk support for provisioning servers and network components.

Conhecimentos

Linux/Unix administration

Networking

Cloud/SaaS hosting

ITIL / service desk

Ferramentas

Docker

Kubernetes

Portainer

Descrição da oferta de emprego

Job Summary

The IT Infrastructure Administrator is a hands‑on technical operations role responsible for supporting and maintaining customer-facing services and the underlying infrastructure. This includes applications, servers, networking, and security components. The ideal candidate is a strong Unix/Linux and networking professional with experience supporting cloud-based microservices in a SaaS environment.

Essential Duties and Responsibilities

• Administer, maintain, and support Linux (RHEL/Ubuntu) and Windows Server operating systems.
• Support containerized environments using Docker, Kubernetes, and Portainer.
• Configure and maintain networking components, including NAT, VLANs, and Layer 3 routing protocols.
• Deploy and manage next-generation firewalls, web application firewalls (WAFs), and load balancers.
• Implement and maintain security frameworks, system hardening standards, patching, and compliance controls.
• Support infrastructure requirements for hosting public-facing services.
• Manage internal and external DNS records (A, CNAME, NS, MX), including DNSSEC.
• Administer email security technologies, including DMARC, DKIM, and SPF.
• Support web hosting platforms such as cPanel, Windows IIS, and WordPress Multisite.
• Create and maintain clear, accurate technical documentation.
• Review, prioritize, and resolve support requests and project tasks in an agile environment.
• Respond promptly to alerts, incidents, and service outages.
• Provide hands‑on support within an ITIL-based service desk environment, including provisioning physical and virtual servers and network components.
• Participate in regulatory compliance audits (PCI, SOC 2, HIPAA) and penetration testing efforts, including remediation activities.
• Perform other duties as assigned by management.

Key Skills, Knowledge, and Qualifications

• Strong initiative and a demonstrated desire to learn beyond current responsibilities.
• Experience in a SaaS, cloud, or web hosting environment (preferred).
• Background supporting remote and hybrid teams at scale (preferred).
• Ability to identify inefficiencies and recommend solutions in a continuous improvement environment.
• Shows progression in their career.
• Ability to work effectively in a fast‑paced environment with urgency, ownership, and accountability.

Preferred Certifications

• Microsoft Certified Solutions Associate (MCSA)
• CompTIA Network+, Security+, or Linux+
• AWS Certified Cloud Practitioner
• Cisco Certified Network Associate (CCNA)

Physical and Work Requirements

• Ability to remain sedentary for extended periods.
• Must be able to lift up to 20 pounds.
• May be required to work overtime or weekends with limited advance notice, as business needs dictate.
• Occasional travel may be required for certain assignments.

Work Location

Remote