Senior OT Control Systems Administrator - Hybrid Dallas

Genius Road, LLC; Dallas (TX); Hybrid; USD 120,000 - 170,000; Full time

Job summary

Genius Road, LLC is seeking a Senior Control Systems Administrator to support mission-critical OT environments in Dallas. The role emphasizes system administration, maintenance, troubleshooting, security compliance, and infrastructure reliability in a 24/7 setting.

The ideal candidate has 8+ years in control systems and IT, with Windows/Linux, virtualization, and CIP security experience. Local candidates only; travel within the DFW area may be required.

Qualifications

• 8+ years in system administration, OT or control systems environments.
• Hands-on OT/infrastructure support with Windows/Linux and virtualization.
• Experience with patching, upgrades, configuration management and security remediation.
• Familiarity with CIP/NERC standards and security compliance.
• Ability to troubleshoot complex issues and support 24/7 operations.

Responsibilities

• Administer control system applications, servers, and supporting infrastructure.
• Coordinate upgrades, patches, configuration changes and maintenance windows.
• Develop test plans for system updates prior to production.
• Assess risks, dependencies, and communicate findings to stakeholders.
• Provide Tier 3 support and coordinate with vendors for resolutions.
• Support disaster recovery, business continuity, and on-call rotation.

Skills

Python

PowerShell

Bash/Shell

JSON

XML

Git

CALC development

SSL/TLS

NERC CIP

VMware

Hyper-V

Nutanix

Active Directory

On-call rotation

Tools

VMware

Hyper-V

Nutanix

Active Directory

Networking

Job description

Genius Road, LLC is seeking a Senior Control Systems Administrator to support mission-critical OT environments in Dallas. The role emphasizes system administration, maintenance, troubleshooting, security compliance, and infrastructure reliability in a 24/7 setting.

The ideal candidate has 8+ years in control systems and IT, with Windows/Linux, virtualization, and CIP security experience. Local candidates only; travel within the DFW area may be required.