SCADA & Infrastructure Engineer (mid-level)

Enchanted Rock Management LLC•Houston, TX

18h

About The Position

ERock is a leader and innovator in distributed energy, installing, operating, and integrating highly flexible, low-cost, and quick-response distributed generation to increase reliability and stability, reduce costs, and decrease carbon footprint. Our backup generators ensure customers never lose power, allowing businesses to operate normally during outages. We seek individuals committed to customer service, innovation, and ingenuity. The Junior SCADA Engineer supports the implementation, maintenance, and security of VTSCADA and real-time operational systems. This role bridges SCADA engineering, industrial networking, and IT server administration. Working under senior engineers, you will ensure the reliability and security of our distributed energy and microgrid fleet.

Requirements

Bachelor’s or Associate’s degree in Electrical Engineering, Computer Science, IT, or a related field (equivalent experience considered).
1–3 years of experience in SCADA, Industrial Controls (OT), or a Junior Network/Systems Administrator role.
Basic understanding of VTSCADA, Ignition, or similar platforms.
Familiarity with Modbus, DNP3, or OPC protocols is a plus.
Foundational knowledge of TCP/IP, Ethernet switching, and routing.
Understanding of Firewall basics, ACLs, and the importance of IPSec VPNs in secure remote communications.
Experience with Windows Server environments.
Basic familiarity with VMware ESXi/vCenter.
Ability to systematically diagnose hardware, software, and communication link issues.

Responsibilities

Assist with the configuration, maintenance, and administration of VTSCADA and real-time data systems.
Support the onboarding of new generation sites, including tag creation, alarm configuration, and HMI updates.
Monitor system health and troubleshoot telemetry or data integrity issues.
Assist in maintaining technical documentation, site drawings, and point lists.
Provide entry-level support for the 24x7 Microgrid Control Center.
Maintain and troubleshoot industrial network hardware, including switches, routers, and cellular gateways.
Support TCP/IP networking, managing VLANs, subnets, and routing for OT environments.
Configure and monitor IPSec VPN tunnels to ensure secure connectivity between remote sites and the central SCADA host.
Perform basic network troubleshooting to resolve communication gaps between field devices and the SCADA server.
Assist in implementing and auditing Firewall requirements and security policies.
Manage and update Access Control Lists (ACLs) to enforce network segmentation and least-privilege access.
Support patch management and firmware updates for all networked OT devices.
Monitor security logs and assist in ensuring compliance with company cybersecurity standards.
Perform "light" administration of Microsoft Windows Servers, including user management, patching, and backups.
Monitor and support virtualized environments using VMware ESXi.
Assist with the provisioning and maintenance of Virtual Machines (VMs) hosting SCADA applications.
Help manage Active Directory accounts and basic folder/file permissions for the SCADA team.