Hybrid System & Network Administrator (Tier II)

World Travel, Inc.; Exton (PA); On-site; USD 75,000 - 85,000; Full time

Job summary

World Travel, Inc. is seeking a System & Network Administrator II to manage on‑prem and cloud infrastructure, including servers, networks, and identity platforms. This role acts as Tier 2/3 escalation for infrastructure issues, with a focus on automation and zero‑trust security.

You will monitor and secure hybrid environments, maintain backups, and support on‑call rotations while guiding junior staff and documenting systems and processes.

Qualifications

• 3+ years administering servers and networks in production.
• Solid Windows Server, AD/Entra ID, and at least one Linux distro.
• Experience with enterprise switching, routing, and firewalls.
• Experience with at least one public cloud platform (Azure, AWS, or GCP).

Responsibilities

• Install, patch, monitor Windows Server and Linux systems, both physical and virtual.
• Manage virtualization platforms and container hosts as used.
• Administer identity and access, including AD/Entra ID, SSO, MFA.
• Maintain Microsoft 365, email security, licensing, retention.
• Run backup and DR with 3-2-1-1-0 rules and tests.

Skills

Windows Server

Active Directory/Entra ID

Linux (RHEL/Ubuntu)

Networking fundamentals (TCP/IP/DNS/DH

Cloud platforms (Azure/AWS/GCP)

Scripting (PowerShell/Bash/Python)

Automation & IaC concept

VPN/Firewall management

Education

Associate's degree in IT

Bachelor's degree in IT

Related field experience

Tools

VMware vSphere

Hyper-V

Proxmox

Nutanix

PowerShell

Bash

Python

Ansible

Terraform

Git

Job description

World Travel, Inc. is seeking a System & Network Administrator II to manage on‑prem and cloud infrastructure, including servers, networks, and identity platforms. This role acts as Tier 2/3 escalation for infrastructure issues, with a focus on automation and zero‑trust security.

You will monitor and secure hybrid environments, maintain backups, and support on‑call rotations while guiding junior staff and documenting systems and processes.