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Engineering Technician
Rondo Energy
Engineering Technician supporting experimental research, prototyping, and testing of Rondo Heat Battery core components.
20d ago
$35 - $42
Junior (1-3 years), Intermediate (4-7 years)
Full Time
Alameda, CA
Onsite
Company Size
150 Employees
Service Specialisms
Energy Solutions
Renewable Energy
Technology Development
Carbon Management
Sustainable Energy Systems
Sector Specialisms
Aluminum
Cement
Chemicals
Consumer Goods
Direct Air Capture
District Energy
Ethanol
Food & Beverage
Role
What you would be doing
testing protocols
inspect prototypes
lab equipment
prototype build
facility maintenance
test setup fabrication
- Conduct mechanical and thermal tests on materials and prototypes following established protocols and procedures
- Conduct teardowns and inspections of prototype builds and accelerated test articles
- Operate and maintain laboratory equipment such as high temperature furnaces, optical and electron microscopes, mechanical testers, and other characterization tools
- Build prototypes of engineering concepts using heavy equipment such as gantry cranes, hydraulic mixers, masonry saws...etc.
- Maintain an organized, clean, and safe facility, including warehouse, lab, and prototyping spaces
- Fabricate test setups such as 80/20 frames, 3D printed fixtures, and molds
- Troubleshoot warehouse machinery and tooling issues and coordinate repairs or calibrations as needed
- Prepare test articles and material samples, such as bricks, heaters, insulation panels for engineering test and validation
- Accurately record, organize, and distribute high quality data for technical reports and summaries
What you bring
machine shop
welding
physical stamina
mechanical skills
lab experience
detail oriented
- Experience working safely with common machine shop tools, power tools and heavy equipment
- Welding experience a plus
- The ability to lift to 50 lbs
- Strong mechanical skills and desire to work with your hands
- Hands-on laboratory, prototyping, or pilot-scale experience
- Strong written and verbal communication skills
- 2+ years of machine shop experience or milling/lathe experience
- Excellent attention to detail and data recording practices
- Associate's or Bachelor's degree in Engineering, Material Science, Chemistry, or related technical field or equivalent industry experience
- Catered lunches on-site
- Life Insurance and ADD
- 401(k) plan with company match
- Rondo HQ is close to Oakland airport - one block from the Bay - and has stunning Bay views!
- Up to 13 paid holidays per year, in addition to a company week-long holiday in December
- Comprehensive Medical Benefits
- Dental & Vision Benefits
Information not given or found
Interview process
Information not given or found
Visa SponsorshipInformation not given or found
Security clearance- accurately record and organize data for technical reports and summaries
- safety-oriented and adherence to regulations in machine shop and lab settings
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Company
Overview
90% Efficiency
Electric Thermal Energy Storage System
Delivers high efficiency at a biofuels plant in Pixley, CA.
$22M Series A
Funding Raise
Secure significant investment from Microsoft Climate Innovation, Breakthrough Energy, and others.
100–300 MWh
Modular Heat Batteries
Deployed across various industrial sectors to store renewable electricity as industrial heat.
2.4 GWh/year
Brick Manufacturing Facility
Largest facility built with Siam Cement Group, scaling to 90 GWh/year.
- Reimagined century-old brick storage to store renewable electricity as 1,100–1,500 °C industrial heat.
- First commercial electric thermal energy storage system in 2023.
- Deploys modular heat batteries across sectors: food & beverage, cement, chemicals, textiles, mining, fuels, and more.
- Typical projects include a cement plant in Southeast Asia, Diageo distilleries in Illinois/Kentucky under DOE support, and a bio-fuels facility in California.
- Specializes in zero-combustion drop-in boiler replacements delivering continuous superheated air or steam, with optional combined heat-and-power setups.
- Achieved deep decarbonization by replacing fossil-fuel systems with clean, low-cost heat-as-a-service powered by wind and solar.
98% Efficiency
Energy Efficiency
Rondo Heat Battery achieves over 98% energy efficiency, enabling continuous 24/7 zero-carbon heat and power from intermittent renewable electricity.
€80M+ Funding
Project Funding
Rondo Heat Battery projects in Europe are supported by over €80 million in funding for decarbonization initiatives.
12 Mt CO₂ Savings
Annual Carbon Savings
SCG's 90 GWh factory, powered by Rondo Heat Batteries, is projected to save 12 million metric tons of CO₂ annually.
2026–2028 Target
Carbon Neutrality
Key customers are targeting carbon neutrality by 2026–2028 using Rondo Heat Batteries to eliminate Scope 1 and Scope 2 emissions.
- Eliminates Scope 1 & Scope 2 emissions and produces no NOₓ, SOₓ, or particulate matter.
- Supports industrial decarbonization via commercial deployments (e.g., Calgren, Diageo, Covestro, GreenLab) converting fossil‑fuel heat to renewable electric thermal storage.
- Rondo joined Renewable Thermal Collaborative to scale renewable heating and cooling globally.
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