Senior Infra & Cybersecurity Engineer - Flexible Hours

A-Gas; Rhome (TX); On-site; USD 110,000 - 170,000; Full time

Benefits offered by this job

Competitive pay

Pension plan

Flexible hours

Employee Assistance

Cycle to work

Team events

Job summary

A-Gas is seeking a Senior Infrastructure & Cybersecurity Engineer to strengthen our global IT/OT security backbone in Texas. You will design and evolve secure, resilient infrastructure and networks, maximize business continuity, and partner with MSPs to remediate vulnerabilities.

You will collaborate with OT engineers and product owners to keep manufacturing systems and critical business tools available and secure, applying Zero Trust and NIST CSF principles.

Qualifications

• 7+ years in infrastructure engineering with security focus.
• Expertise in VMware and Microsoft stack (Entra ID/Azure AD, Windows Server, Intune, M365, Defender, Sentinel).
• Proven experience designing redundant network architectures and BC/DR strategies.
• Familiarity with Meraki networking and firewall configuration for secure cross-business connectivity.
• Knowledge of CIS18 controls, NIST CSF, and Zero Trust principles.
• Strong scripting/automation skills (PowerShell, Bash) and ability to validate MSP deliverables.

Responsibilities

• Design and evolve secure, resilient infrastructure and network architectures.
• Identify and design mitigations for cyber vulnerabilities with MSPs to remediate and validate outcomes.
• Collaborate with OT engineers and Product Owners to ensure manufacturing systems and critical business products stay available and secure.

Skills

VMware

Azure/Entra

Windows Server

Defender/Sentinel

M365

Zero Trust

NIST CSF

CIS18

PowerShell

Bash

Automation

MSP remediation

Meraki

Firewall config

Tools

Meraki

Firewall config

Job description

A-Gas is seeking a Senior Infrastructure & Cybersecurity Engineer to strengthen our global IT/OT security backbone in Texas. You will design and evolve secure, resilient infrastructure and networks, maximize business continuity, and partner with MSPs to remediate vulnerabilities.

You will collaborate with OT engineers and product owners to keep manufacturing systems and critical business tools available and secure, applying Zero Trust and NIST CSF principles.