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Sr. Controls Engineer - OT SCADA Projects

5 hours, 1 minute ago
Anywhere
Full-time
Senior
Embedded Systems Engineer
IoT and Embedded Systems
Git JIRA Wireshark
Apply Now
Terabase Energy

Terabase Energy

Terabase Energy specializes in providing innovative digital and automation solutions that enhance the efficiency and scalability of utility-scale solar power plants throughout their entire lifecycle.

Renewable Electricity
51-250
Founded 2019
$50M raised
View All Jobs 11

Description

  • Lead end-to-end controls design for utility-scale solar, BESS, and hybrid projects from initiation through commissioning and closeout.
  • Program and commission SEL controllers using AcSELerator and develop control logic in Codesys with IEC 61131-3 structured text.
  • Identify project-specific deviations from standard product scope during contracting and estimate project-specific development work.
  • Implement and validate closed-loop Active Power, Reactive Power, AVR, and PFR algorithms.
  • Maintain version control for all code artifacts according to established procedures.
  • Troubleshoot complex SCADA and controls issues using tools such as Wireshark, breakpoints, cross-reference, and watch lists.
  • Produce project deliverables including system architecture diagrams, control narratives, logic diagrams, commissioning documents, and operator manuals.
  • Contribute to feature development and bug fixes with the Product Engineering team.
  • Review technical and non-technical documentation prepared by junior controls engineers and coach them through FAT preparation and customer presentations.
  • Serve as the primary technical contact for EPCs, asset owners, and grid operators during project execution, FAT, and commissioning.

Requirements

  • Bachelor’s degree in Engineering, Computer Science, Technology, or a related field.
  • 3-5+ years of IEC 61131-3/PLC programming experience, preferably in Codesys or AcSELerator.
  • 3+ years of utility-scale power plant controls experience in solar, BESS, or hybrid projects.
  • Expert IEC 61131-3 programming skills, with primary tooling in AcSELerator for SEL controllers and Codesys.
  • Experience using Diagram Builder, traces, breakpoints, and watch lists.
  • Extensive knowledge of industrial protocols such as Modbus-TCP, DNP3, and OPC-UA.
  • Expert knowledge of grid functionality including PFR, AVR, Reactive Power, Voltage Regulation, and Capacitor Banks.
  • Proficiency with Utility/ISO testing and interconnection requirements such as ERCOT, PJM, BPA, IEEE 2800, and NERC.
  • Experience with Power Plant Controller design, configuration, and commissioning.
  • Familiarity with PSCAD, PSSE, and/or TSAT modeling processes for utility-scale sites.
  • Travel up to 10% for on-site commissioning, FAT, and customer engagements.

Benefits

  • Base salary of $160,000–$190,000 DOE.
  • Generous time off and holiday policy.
  • Remote flexibility.
  • Flexible time off.
  • Comprehensive benefits package.
  • 401(k) match.
  • Stock options.
  • Home office setup allowance.

Interested in this position?

Apply directly on the company website

Apply Now

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