Senior Infrastructure Architect: Hybrid Cloud & 24/7 Ops

Viejas Casino & Resort; Alpine (CA); On-site; USD 120,000 - 170,000; Full time

Job summary

Viejas Casino & Resort is seeking a senior Infrastructure Administrator to lead administration, design, and lifecycle management of a hybrid on‑premises and cloud infrastructure. The role requires advanced expertise across servers, virtualization, networking, and identity systems, with emphasis on 24/7 uptime and rapid incident response within a casino environment.

The ideal candidate will mentor junior staff, drive complex projects end-to-end, and coordinate with security, vendors, and

Qualifications

• Must have 6+ years of systems, network, or infrastructure operations experience.

Responsibilities

• Lead administration, engineering, optimization, and lifecycle management of on‑premises and cloud‑connected infrastructure.
• Implement and improve infrastructure standards for reliability, security, performance, capacity, and disaster recovery.
• Serve as the senior escalation point for complex infrastructure incidents affecting servers, networks, storage, and identity.
• Lead Microsoft 365 / Office 365 administration including Exchange Online, Teams, SharePoint, and OneDrive.
• Lead Azure and Entra ID support, including hybrid identity, MFA, conditional access, and cloud security coordination.
• Lead advanced networking support including routing, switching, firewalls, VPNs, and wireless.
• Lead systems support involving Windows Server, SQL Server, AD, DNS/DHCP, and virtualization.
• Own complex infrastructure projects end to end from discovery to handoff.
• Support casino operations ensuring 24/7 uptime and rapid incident response.
• Establish configuration baselines, runbooks, patching, monitoring, and documentation standards.
• Mentor Infrastructure Admin I and II and coordinate with security teams for vulnerability remediation.
• Coordinate with vendors, MSPs, gaming system vendors, and facilities teams.

Skills

Windows Server

SQL Server

Active Directory

Networking

Microsoft 365 / Office 365

Azure / Entra ID

Scripting

PowerShell

Bash

Python

Education

Associate degree

Bachelor’s degree

Advanced IT certifications

Tools

PowerShell

Azure PowerShell

Bash

Python

Ansible

Microsoft Graph PowerShell

Job description

Viejas Casino & Resort is seeking a senior Infrastructure Administrator to lead administration, design, and lifecycle management of a hybrid on‑premises and cloud infrastructure. The role requires advanced expertise across servers, virtualization, networking, and identity systems, with emphasis on 24/7 uptime and rapid incident response within a casino environment.

The ideal candidate will mentor junior staff, drive complex projects end-to-end, and coordinate with security, vendors, and