OT System Administrator
Austin, TX, United States
USD 122K-148K (estimate) Senior-level Full Time
Tasks
- Administer DNS services
- Administer Microsoft SQL Server instances for OT applications
- Administer NetApp storage provisioning and replication
- Administer Veeam or Commvault backup and retention schedules
- Administer Windows Server and Linux systems for OT environments
- Administer endpoint protection and support security event monitoring
- Administer privileged access management PAM controls
- Apply security patches and updates and maintain auditable patch records
- Assist vulnerability remediation and configuration reviews during audits
- Build deploy and harden physical servers and rack infrastructure
- Build image configure and deploy Windows workstations and field devices
- Collect and maintain audit evidence for technical controls
- Conduct access reviews for least privilege
- Configure and maintain Group Policy Objects
- Coordinate backup redundancy using NetApp replication
- Execute approved change management with rollback procedures
- Implement system hardening aligned to internal baselines
- Integrate system logs with Splunk and conduct log reviews
- Maintain endpoint server and field device build documentation and baselines
- Maintain system documentation architecture diagrams configuration standards and runbooks
- Manage Active Directory user account lifecycle and group membership
- Manage RSA authentication infrastructure and token administration
- Manage VMware vSphere ESXi vCenter virtualization
- Manage enterprise file shares and SharePoint permissions quotas and retention
- Monitor patch advisories and vendor security bulletins
- Perform backup verification and restoration testing
- Perform system health checks capacity monitoring and performance tuning
- Provide 24 7 on call and incident response support
- Support NERC CIP compliance including CIP 007 CIP 008 CIP 009
- Support OT applications with integration and service availability
- Support disaster recovery planning and execution
- Track incidents and compliance evidence in AssurX
Perks/Benefits
Skills/Tech-stack
Access Management | Active Directory | AssurX | Backup and Recovery | CIP 007 | CIP 008 | CIP 009 | Commvault | DNS | Disaster Recovery | Group Policy | Group Policy Objects | Laserfiche | Linux | Microsoft SQL | Microsoft SQL Server | NERC CIP | NetApp | Patch Management | Policy Objects | Privileged Access | Privileged Access Management | RSA Authentication | RSA Authentication Manager | SQL Server | SharePoint | Splunk | Symantec | System Hardening | VMware ESXi | VMware vCenter | VMware vSphere | Veeam | Windows server
Education
Roles
Administrator | OT | OT System Administrator | System Administrator
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