Exowatt
Lead Controls & Firmware Engineer (Miami, FL)
Miami, FL · Mid
Stay score
odds of building a lasting career here
Sponsors, but it's cap-subject — you still face the weighted lottery (~61% per draw at Level IV). Good if you win; have a cap-exempt backup on your list.
Lottery odds assume a STEM candidate.
Personalize to your clock →H-1B wage level
the lottery is wage-weighted — each level is one more entry
$17,286 more — $172,286 — moves this role to Level IV and 4 lottery entries. That figure is inside the range the employer already advertised.
Based on the DOL prevailing wage for this occupation and worksite, a base salary of $172,286 would place this position at wage Level IV. That figure is within the posted range, and I'd like to target it. This role classifies under "Software Developers" for prevailing-wage purposes.
DOL prevailing wage, 2026-27 wage year · Software Developers (15-1252) · Miami-Fort Lauderdale-West Palm Beach, FL. Wage level is derived by USCIS from the offered wage, occupation and worksite; the occupation shown is inferred from the job title.
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About the role
- Exowatt is revolutionizing the energy landscape for the AI era with our groundbreaking P3 system that captures solar energy, stores it as heat, and generates electricity on demand.
- A dynamic work environment that fosters creativity and innovation.
Responsibilities
- Develop and test PLC programs (Siemens, Rockwell, or equivalent) for system,
- Implement safety interlocks, alarms, and operational sequences for energy storage
- Configure and validate industrial communication protocols (Profinet, Ethernet/IP,
- Set up and maintain a test bench / HIL environment for PLC validation.
- Design and implement embedded firmware in C/C++ (Rust optional) for
- Develop and test communication stacks, device drivers, and OTA update
- Set up and maintain a test bench / HIL environment for validation.
- Build and maintain CI/CD pipelines (GitHub Actions or similar) for PLC code, firmware,
- Implement version control best practices for branching, releases, and tagging
- safety-critical builds.
Requirements
- Bachelor's in Electrical, Controls, Computer Engineering, or related field.
- 2-6 years of experience in PLC programming and/or embedded firmware development.
- Proficiency with Siemens TIA Portal / Rockwell Studio 5000 (or similar).
- Experience with GitHub workflows, CI/CD pipelines, automated testing.
- Familiarity with utility-scale energy systems or DERs.
- Knowledge of cloud-integrated controls (AWS IoT Core, InfluxDB, Timestream,
- Experience setting up test benches, simulators, or hardware-in-the-loop systems.
- Understanding of industrial networking and protocols (Profinet, Ethernet/IP, OPC UA,
- DNP3, MQTT).
- Exposure to energy storage standards (UL 9540, IEC 62443, IEC 61131-3, IEEE
- CloudWatch).
- 1547).
Nice to have
- Strong coding skills in C/C++ (Rust/Python a plus).
- Preferred Skills
Compensation
- What We Offer: Competitive salary and equity options.
Benefits
- Competitive salary and equity options.
- Comprehensive benefits package, including health, dental, and retirement plans.
Company info
- Founded in 2023 and backed by leading investors including Andreessen Horowitz, Sam Altman, and Felicis, we're committed to providing clean, modular, and scalable power that meets the rapidly growing demands of AI infrastructure.
- Our mission is to make sustainable renewable energy always available and almost free, enabling technological advancement while protecting our planet.
- What We Offer: Competitive salary and equity options.
This listing is sourced directly from Exowatt's careers page and normalized into a canonical job model.