Hybrid Cloud & Network Security Engineer

Liquid Environmental Solutions; Irving (TX); On-site; USD 120,000 - 180,000; Full time

Job summary

Liquid Environmental Solutions is seeking a Network Security Engineer to protect our hybrid cloud and on‑premise infrastructure. You will implement Azure security controls, manage identity and access, and monitor security tooling across Defender for Cloud and SIEM platforms.

The role covers network engineering duties, including firewall management, subnetting, and VPN/ExpressRoute integration, while ensuring backup resilience with Nutanix and Cohesity. Travel may be required.

Qualifications

• Minimum 10 years in IT with network security focus.
• Experience with Azure security tooling including AD/Entra, MFA, PIM, RBAC.

Responsibilities

• Harden network and cloud security against threats across LAN/WAN/WLAN/SD‑WAN and Azure workloads.
• Design and implement Azure security controls including CA policies, MFA, RBAC and PIM.
• Monitor Defender for Cloud and SIEM alerts; escalate high‑risk issues promptly.
• Manage Cisco Meraki/Fortigate firewall settings and enforce least privilege.
• Configure NSGs, Azure Firewall, and secure remote access with Azure Bastion.
• Support IAM initiatives including SSO, device hardening, and Group Policy baselines.
• Ensure secure backups with Nutanix and Cohesity, focusing on ransomware resilience.
• Participate in vulnerability management using Intune/WSUS for remediation.
• Maintain security documentation and incident response procedures.
• Assist security awareness and audits with proper evidence and reporting.

Skills

Cybersecurity

Azure security

SIEM

Windows Server

Networking

Identity & access mgmt

Patch management

Hybrid/cloud security

Team collaboration

Education

IT/network security degree or equivalent

Professional security certifications (CISSP, Security+, AZ-500, SC-200/SC-300)

Tools

Cisco Meraki

Fortigate

Azure Defender / Defender for Cloud

Microsoft Sentinel

Azure AD / Entra ID

NSG / Azure Firewall

Azure VPN/ExpressRoute

Nutanix AHV

Cohesity backup

Job description

Liquid Environmental Solutions is seeking a Network Security Engineer to protect our hybrid cloud and on‑premise infrastructure. You will implement Azure security controls, manage identity and access, and monitor security tooling across Defender for Cloud and SIEM platforms.

The role covers network engineering duties, including firewall management, subnetting, and VPN/ExpressRoute integration, while ensuring backup resilience with Nutanix and Cohesity. Travel may be required.