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Senior Control Systems Administrator #3419

Genius Road

Job Location:

Dallas, IA - USA

Monthly Salary: Not provided by the employer

Posted: 25 October 2026 (19 hours ago)

Application Deadline: 22 January 2027

Vacancies: 1 Vacancy

Job Summary

Senior Control Systems Administrator
Contract Length: 12-18 months
Location: Dallas Texas (hybrid 3 days onsite) ****LOCAL CANDIDATES ONLY****
*some travel around DFW area may be required

We are seeking a Senior Control Systems Administrator to support mission-critical Operational Technology (OT) and Control System environments. This role focuses on system administration application maintenance troubleshooting security compliance and infrastructure reliability in a highly available 24/7 operational environment.

The ideal candidate has 8 years of experience supporting control systems and underlying infrastructure with expertise in Windows and Linux administration virtualization security and disaster recovery. This individual is proactive skilled at troubleshooting complex issues and managing risk and effective at collaborating across teams to maintain secure reliable and highly available environments. Experience in utility or industrial control systems is preferred.

Requirements

8 years of experience in system administration Control Systems or Operational Technology environments
Hands-on experience supporting OT or control system applications and infrastructure
Knowledge of Windows Server and Workstation Linux/Red Hat Enterprise Linux Active Directory and data networking
Experience with virtualization platforms such as VMware Hyper-V or Nutanix
Understanding of utility communication protocols including ICCP DNP3 and OPC
Experience with system patching upgrades configuration management troubleshooting and security remediation
Knowledge of NERC Critical Infrastructure Protection (CIP) standards and security compliance practices
Experience supporting highly available systems fault tolerance business continuity and disaster recovery
Ability to configure and troubleshoot SSL/TLS encrypted communications between applications and external systems
Scripting skills in Python PowerShell Bash/Shell and batch with familiarity in JSON XML Git and CALC development
Understanding of data center infrastructure server hardware backups and remote connectivity tools
Strong vendor management problem-solving and cross-functional collaboration skills
Ability to participate in an on-call support rotation

Duties

Administer and maintain control system applications servers and supporting infrastructure
Coordinate application upgrades patches configuration changes and system maintenance
Develop and execute test plans for system updates before production implementation
Assess change impacts identify dependencies and risks and communicate findings to stakeholders
Coordinate maintenance windows and outages to minimize operational disruption
Monitor system health performance capacity and security compliance while addressing anomalies
Maintain compliance with applicable cybersecurity policies regulatory requirements and NERC CIP standards
Provide Tier 3 technical support troubleshoot complex issues and coordinate resolution with vendors
Support system recovery business continuity fault tolerance and disaster recovery activities
Collaborate with infrastructure network cybersecurity application and operations teams
Maintain technical documentation support tickets compliance reports and remediation records
Contribute to reliable 24/7 operations through proactive maintenance and on-call support

Genius Road LLC is proud to be a Certified Womens Business Enterprise an Equal Opportunity Employer and values diversity. All employment is decided on the basis of qualifications merit and business need.

Required Experience:

Senior IC

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