Senior Sustaining Controls Engineer - Onsite + Equity

Mainspring Energy, Inc.

Menlo Park (CA)

On-site

USD 140,000 - 210,000

Full time

5 days ago

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Job summary

Mainspring Energy, Inc. is seeking a Senior Sustaining Controls Engineer to diagnose and fix complex software‑mechatronic issues across our electromechanical systems.

You will bridge hardware and software, improve fleet reliability, and implement sustaining features based on physics and controls knowledge. The role requires collaboration with hardware, software, and manufacturing teams, and involves enhancing system behavior through careful debugging and iterative testing in lab and field

Qualifications

Experience in root cause analysis of complex software‑mechatronic systems.
Strong collaboration across multidisciplinary teams.
Structured approach to sustain engineering processes.
Degree in mechanical or electrical engineering with controls focus; Senior: BS+6y or MS+5y.

Responsibilities

Diagnose and resolve fleet issues; document resolutions.
Differentiate mechanical, electrical, and software problems.
Debug and optimize control algorithms for reliability.
Analyze C++ code and simulate fixes.
Use Python for data analysis and diagnostics.
Tune control gains and calibrate systems for performance.
Support reliability and manufacturing testing.

Skills

Root cause analysis

Systems thinking

Cross-functional collaboration

C++

Python

Communication

Education

Bachelor's or MS in mechanical/electrical engineering with controls focus

Tools

C++

Python

Job description

Mainspring Energy, Inc. is seeking a Senior Sustaining Controls Engineer to diagnose and fix complex software‑mechatronic issues across our electromechanical systems.

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