Controls Engineer – Plant Controls Products
Terabase Energy
full-time
Posted on:
Location Type: Remote
Location: California • United States
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Salary
💰 $130,000 - $160,000 per year
About the role
- Terabase is seeking a highly technical Controls Engineer to work on Plant Controls Product team.
- This role will contribute to development and continuous improvement of our plant-level controls software and validation platforms.
- This role is focused on controls development, product engineering, and system validation across Terabase’s Plant Controls portfolio, including Master Plant Controller (MPC), PV Site Controller, Energy Management System (EMS), Hardware-in-the-Loop (HIL) testing-as-a-service and other initiatives.
- Design, develop, and maintain control logic for Terabase plant-level controllers using IEC-61131-3 platforms (e.g., Codesys, AcSELerator, or equivalent).
- Architect modular, scalable, and maintainable control solutions across multiple product lines.
- Debug, trace, and resolve complex control system issues at both software and system levels.
- Collaborate cross-functionally with project engineering and product management.
- Develop and execute structured test plans for new product features and releases.
- Support and enhance Hardware-in-the-Loop (HIL) environments for controller validation.
- Analyze and interpret system performance data to validate functional and grid compliance requirements.
- Clearly document and communicate test results to internal and external stakeholders.
- Produce professional-grade documentation, which may include functional specifications, test plans and validation reports, and release documentation.
- Maintain strong configuration management and change control discipline.
- Present technical findings in a clear, structured, and professional manner.
- Provide technical expertise during project implementation, commissioning, or issue resolution.
- Support troubleshooting and root cause analysis for deployed systems
Requirements
- Bachelor’s degree in engineering or related technical field.
- Experience developing control logic using IEC-61131-3 environments such as, Codesys, AcSELerator or similar PLC-based platforms
- Strong debugging skills - able to independently trace code execution and identify bugs or other issues
- Demonstrated excellence in documentation and technical communication.
- Ability to clearly convey validation results and technical findings to engineering teams and stakeholders.
- Self-sufficient and proactive — able to own features from concept through validation
- Experience with utility-scale renewable generation (PV, BESS, hybrid plants) or traditional power generation.
- MATLAB / Simulink modeling experience.
- Power systems analysis experience (PSCAD, PSS®E, or equivalent tools).
- Experience with Hardware-in-the-Loop (HIL) systems such as OPAL-RT, Speedgoat or RTDS
- Familiarity with grid interconnection requirements and plant-level control strategies.
- Experience developing products in a structured product lifecycle environment.
Benefits
- Generous time off and holiday policy
- Remote flexibility
- Flexible time off
- Comprehensive benefits package
- Career progression
- 401k match
- Stock options
- Home office set up allowance
- And much more!
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
control logic developmentIEC-61131-3CodesysAcSELeratordebuggingMATLABSimulinkpower systems analysisHIL systemsstructured product lifecycle
Soft Skills
technical communicationdocumentationproactiveproblem-solvingcollaborationpresentation skillsself-sufficiencyanalytical skillsattention to detailstakeholder communication