At Rondo, we help the world’s most difficult-to-decarbonize industries rapidly lower their energy costs and carbon emissions.
Our low-cost, drop-in heat battery replaces fossil-fired boilers at industrial facilities, enabling companies to deeply decarbonize without making costly changes to their factories. Utilizing century-old refractory brick material and cutting-edge automation, Rondo Heat Batteries (RHBs) turn intermittent renewable electricity into continuous, high-temperature heat and power. With proven success in the field and modular models, we reduce cost and emissions across various industries, from food and textiles to steel and cement.
Why is this important? Industry accounts for 25% of carbon pollution, with 74% tied to heat. Our technology can cut 6 gigatons of global CO₂, equal to emissions from 1.5 billion cars. With a $3+ trillion market potential, we’re driving new demand for renewables, improving energy security, and accelerating rapid carbon reduction within the world’s most hard-to-abate sectors."
Join our team and together we can reduce world CO₂ emissions by 1% in 10 years, and by 15% in 15 years!
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Role Overview
The Site Manager is responsible for the overall operation, maintenance, and continuous improvement of our Bay Area Pilot Manufacturing Facility. This is a hands-on, ownership-oriented role critical to the safe, efficient, and reliable functioning of our site. The ideal candidate is a resourceful problem-solver who thrives in a fast-paced startup environment and can manage multiple workstreams simultaneously — from negotiating with our landlord to overseeing complex infrastructure projects.
Core Responsibilities
Facility Ownership & Operations
Landlord Relationship & Financial Management
Facility Improvement & Capital Projects
Vendor & Trade Management
Space Planning & Procurement
Safety & Compliance
Security & Access Control
Qualifications
Required
Nice to Have
Location & Working Conditions
What We Offer:
The estimated annual salary range for this role is $130,000 to $150,000 and it would be eligible for Rondo's excellent benefits listed above plus additional compensation in the form of equity. Please note that some pay bands may have wide ranges of compensation to accommodate candidates' diverse sets of skill levels and experience.
About the Company
We are transforming industrial decarbonization with our innovative Rondo Heat Battery technology. Rondo is deploying low-cost, zero-carbon Rondo Heat Batteries to accelerate the deployment of renewable energy and to significantly decarbonize industrial processes that are commonly thought of as "difficult-to-decarbonize". Our heat batteries charge from intermittent renewables to provide high temperature, continuous heat for customers safely, reliably, at an unprecedented 98% efficiency - and at a cost point that is lower than any other method.
Our technology is designed to replace fossil-fired boilers. By enabling industries to adopt renewable energy without costly factory changes, we are accelerating the transition to a sustainable future. With over $160 million in funding and partnerships across critical industrial sectors, Rondo is scaling rapidly to meet global demand.
Rondo Energy is an equal opportunity employer. We strive to create a supportive and inclusive workplace where contributions are valued and celebrated, and our employees thrive by being themselves and are inspired to do their best work. We seek applicants of all backgrounds and identities, across race, color, ethnicity, national origin or ancestry, citizenship, religion, sex, sexual orientation, gender identity or expression, veteran status, marital status, pregnancy or parental status, or disability. Applicants will not be discriminated against based on these or other protected categories or social identities.
Rondo is committed to the full inclusion of all applicants. If reasonable accommodation is needed to participate in the interview process, please let our recruiting team know.
We proactively work to design hiring processes that promote equity and inclusion while mitigating bias.
Note to Recruitment Agencies: Rondo does not accept unsolicited agency resumes. Furthermore, Rondo Energy does not pay placement fees for candidates submitted by any agency other than its approved partners.
Ready to apply?
Apply to Rondo Energy
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About the Role
We are seeking a Senior Manufacturing Engineer to lead the end-to-end development, optimization, and scaling of manufacturing processes for our modular thermal battery storage system. This role is central to transforming prototypes into reliable, cost-efficient products manufactured at scale through outsourced partners.
You will own key manufacturing processes, drive the creation of high-yield, high-quality production methods, and build strong feedback loops between design, manufacturing, and field teams to continuously improve product performance and manufacturability.
This is a hands-on, high-impact role for an engineer who excels in new product introduction (NPI), advanced manufacturing, and building scalable production systems for complex hardware.
What You Will Do (key responsibilities for this role include but are not limited to):
Manufacturing Process Development & Optimization
Production Readiness & Cross-Functional Integration
Tooling, Equipment, and Documentation
Cost & Schedule Ownership
What You Will Bring
What We Offer:
This role necessitates being on-site Alameda, California. The estimated annual salary range for a candidate in the Bay Area for this role is between $165,000 and $185,000, plus equity in an early-stage, rapidly scaling global company. Additionally, you would be eligible for Rondo's excellent benefits listed above. Please note that some pay bands may have wide ranges of compensation to accommodate candidates' diverse sets of skill levels, experience, and geographic locations.
About Rondo Energy
We are transforming industrial decarbonization with our innovative Rondo Heat Battery technology. Rondo is deploying low-cost, zero-carbon Rondo Heat Batteries to accelerate the deployment of renewable energy and to significantly decarbonize industrial processes that are commonly thought of as "difficult-to-decarbonize". Our heat batteries charge from intermittent renewables to provide high temperature, continuous heat for customers safely, reliably, at an unprecedented 98% efficiency - and at a cost point that is lower than any other method.
Our technology is designed to replace fossil-fired boilers. By enabling industries to adopt renewable energy without costly factory changes, we are accelerating the transition to a sustainable future. With over $160 million in funding and partnerships across critical industrial sectors, Rondo is scaling rapidly to meet global demand.
Rondo Energy is an equal opportunity employer. We strive to create a supportive and inclusive workplace where contributions are valued and celebrated, and our employees thrive by being themselves and are inspired to do their best work. We seek applicants of all backgrounds and identities, across race, color, ethnicity, national origin or ancestry, citizenship, religion, sex, sexual orientation, gender identity or expression, veteran status, marital status, pregnancy or parental status, or disability. Applicants will not be discriminated against based on these or other protected categories or social identities.
Rondo is committed to the full inclusion of all applicants. If reasonable accommodation is needed to participate in the interview process, please let our recruiting team know.
We proactively work to design hiring processes that promote equity and inclusion while mitigating bias.
Note to Recruitment Agencies: Rondo does not accept unsolicited agency resumes. Furthermore, Rondo Energy does not pay placement fees for candidates submitted by any agency other than its approved partners.
Ready to apply?
Apply to Rondo Energy
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As Performance Engineer, you will directly support operations of the Rondo Heat Battery fleet ensuring performance expectations are met. You will develop a strong understanding of the core technology and its operating philosophy to serve as a keytechnical reference for both host site operators and other Rondo teams. This position requires a hands-on approach to problem-solving, a strong analytical mindset, and the ability to collaborate with diverse teams, including those in different timezones. As the Rondo fleet spans across several continents, candidates must have flexibility to work across multiple time zones and travel internationally as required.
What You Will Do (key responsibilities for this role include but are not limited to):
What You Will Bring:
Bonus Points!:
What We Offer:
This role is preferred to be on-site Madrid, Spain. Please note that some pay bands may have wide ranges of compensation to accommodate candidates' diverse sets of skill levels, experience, and geographic locations.
About Rondo Energy
We are transforming industrial decarbonization with our innovative Rondo Heat Battery technology. Rondo is deploying low-cost, zero-carbon Rondo Heat Batteries to accelerate the deployment of renewable energy and to significantly decarbonize industrial processes that are commonly thought of as "difficult-to-decarbonize". Our heat batteries charge from intermittent renewables to provide high temperature, continuous heat for customers safely, reliably, at an unprecedented 98% efficiency - and at a cost point that is lower than any other method.
Our technology is designed to replace fossil-fired boilers. By enabling industries to adopt renewable energy without costly factory changes, we are accelerating the transition to a sustainable future. With over $160 million in funding and partnerships across critical industrial sectors, Rondo is scaling rapidly to meet global demand.
Rondo Energy is an equal opportunity employer. We strive to create a supportive and inclusive workplace where contributions are valued and celebrated, and our employees thrive by being themselves and are inspired to do their best work. We seek applicants of all backgrounds and identities, across race, color, ethnicity, national origin or ancestry, citizenship, religion, sex, sexual orientation, gender identity or expression, veteran status, marital status, pregnancy or parental status, or disability. Applicants will not be discriminated against based on these or other protected categories or social identities.
Rondo is committed to the full inclusion of all applicants. If reasonable accommodation is needed to participate in the interview process, please let our recruiting team know.
We proactively work to design hiring processes that promote equity and inclusion while mitigating bias.
Note to Recruitment Agencies: Rondo does not accept unsolicited agency resumes. Furthermore, Rondo Energy does not pay placement fees for candidates submitted by any agency other than its approved partners.
Ready to apply?
Apply to Rondo Energy
Share this job
We are looking for an experienced Sr. Manager, Energy Strategy & Power Procurement, to join our team and help repower industrial heat at scale across Europe, Australia and the US. In this role, you will define how and help action the sourcing of electricity to charge our Rondo Heat Battery projects, from conceptual framing, to early-stage pricing assessments through to final commercial contracting with suppliers. Your work will directly enable project economics and viability, guide Rondo’s market expansion, and help to shape policy conditions that support adoption of electrified industrial heat.
Join our team and together we can reduce world CO2 emissions by 10 percent in 10 years.
Key responsibilities for this role include, but are not limited to:
What You Will Bring
This role can be located in London or Madrid with travel up to 25%.
About the Company
We are transforming industrial decarbonization with our innovative Rondo Heat Battery technology. Rondo is deploying low-cost, zero-carbon Rondo Heat Batteries to accelerate the deployment of renewable energy and to significantly decarbonize industrial processes that are commonly thought of as "difficult-to-decarbonize". Our heat batteries charge from intermittent renewables to provide high temperature, continuous heat for customers safely, reliably, at an unprecedented 98% efficiency - and at a cost point that is lower than any other method.
Our technology is designed to replace fossil-fired boilers. By enabling industries to adopt renewable energy without costly factory changes, we are accelerating the transition to a sustainable future. With over $160 million in funding and partnerships across critical industrial sectors, Rondo is scaling rapidly to meet global demand.
Rondo Energy is an equal opportunity employer. We strive to create a supportive and inclusive workplace where contributions are valued and celebrated, and our employees thrive by being themselves and are inspired to do their best work. We seek applicants of all backgrounds and identities, across race, color, ethnicity, national origin or ancestry, citizenship, religion, sex, sexual orientation, gender identity or expression, veteran status, marital status, pregnancy or parental status, or disability. Applicants will not be discriminated against based on these or other protected categories or social identities.
Rondo is committed to the full inclusion of all applicants. If reasonable accommodation is needed to participate in the interview process, please let our recruiting team know.
We proactively work to design hiring processes that promote equity and inclusion while mitigating bias.
Note to Recruitment Agencies: Rondo does not accept unsolicited agency resumes. Furthermore, Rondo Energy does not pay placement fees for candidates submitted by any agency other than its approved partners.
Ready to apply?
Apply to Rondo Energy
Share this job
We are looking for an experienced Sr. Manager, Energy Strategy & Power Procurement, to join our team and help repower industrial heat at scale across Europe, Australia and the US. In this role, you will define how and help action the sourcing of electricity to charge our Rondo Heat Battery projects, from conceptual framing, to early-stage pricing assessments through to final commercial contracting with suppliers. Your work will directly enable project economics and viability, guide Rondo’s market expansion, and help to shape policy conditions that support adoption of electrified industrial heat.
Join our team and together we can reduce world CO2 emissions by 10 percent in 10 years.
Key responsibilities for this role include, but are not limited to:
What You Will Bring
This role can be located in London or Madrid with travel up to 25%.
About the Company
We are transforming industrial decarbonization with our innovative Rondo Heat Battery technology. Rondo is deploying low-cost, zero-carbon Rondo Heat Batteries to accelerate the deployment of renewable energy and to significantly decarbonize industrial processes that are commonly thought of as "difficult-to-decarbonize". Our heat batteries charge from intermittent renewables to provide high temperature, continuous heat for customers safely, reliably, at an unprecedented 98% efficiency - and at a cost point that is lower than any other method.
Our technology is designed to replace fossil-fired boilers. By enabling industries to adopt renewable energy without costly factory changes, we are accelerating the transition to a sustainable future. With over $160 million in funding and partnerships across critical industrial sectors, Rondo is scaling rapidly to meet global demand.
Rondo Energy is an equal opportunity employer. We strive to create a supportive and inclusive workplace where contributions are valued and celebrated, and our employees thrive by being themselves and are inspired to do their best work. We seek applicants of all backgrounds and identities, across race, color, ethnicity, national origin or ancestry, citizenship, religion, sex, sexual orientation, gender identity or expression, veteran status, marital status, pregnancy or parental status, or disability. Applicants will not be discriminated against based on these or other protected categories or social identities.
Rondo is committed to the full inclusion of all applicants. If reasonable accommodation is needed to participate in the interview process, please let our recruiting team know.
We proactively work to design hiring processes that promote equity and inclusion while mitigating bias.
Note to Recruitment Agencies: Rondo does not accept unsolicited agency resumes. Furthermore, Rondo Energy does not pay placement fees for candidates submitted by any agency other than its approved partners.
Ready to apply?
Apply to Rondo Energy
Share this job
We are seeking an experienced Commercial Director to help repower industrial heat at scale in North America. In this role, you will lead Rondo’s efforts in North America to originate, develop and close Rondo Heat Battery projects – from first customer engagement to contract signature, and commercial touchpoint through delivery & operations.
Join our team and together we can reduce world CO₂ emissions by 10% in 10 years!
What You Will Do (key responsibilities for this role include but are not limited to):
What You Will Bring:
This role can be located in US or Canada - with a strong preference for Bay Area or Toronto, with travel within North America up to 25%, and to Europe for Commercial team offsites quarterly or semi-yearly.
Please submit a CV in English.
About Rondo Energy
We are transforming industrial decarbonization with our innovative Rondo Heat Battery technology. Rondo is deploying low-cost, zero-carbon Rondo Heat Batteries to accelerate the deployment of renewable energy and to significantly decarbonize industrial processes that are commonly thought of as "difficult-to-decarbonize". Our heat batteries charge from intermittent renewables to provide high temperature, continuous heat for customers safely, reliably, at an unprecedented 98% efficiency - and at a cost point that is lower than any other method.
Our technology is designed to replace fossil-fired boilers. By enabling industries to adopt renewable energy without costly factory changes, we are accelerating the transition to a sustainable future. With over $160 million in funding and partnerships across critical industrial sectors, Rondo is scaling rapidly to meet global demand.
Rondo Energy is an equal opportunity employer. We strive to create a supportive and inclusive workplace where contributions are valued and celebrated, and our employees thrive by being themselves and are inspired to do their best work. We seek applicants of all backgrounds and identities, across race, color, ethnicity, national origin or ancestry, citizenship, religion, sex, sexual orientation, gender identity or expression, veteran status, marital status, pregnancy or parental status, or disability. Applicants will not be discriminated against based on these or other protected categories or social identities.
Rondo is committed to the full inclusion of all applicants. If reasonable accommodation is needed to participate in the interview process, please let our recruiting team know.
We proactively work to design hiring processes that promote equity and inclusion while mitigating bias.
Note to Recruitment Agencies: Rondo does not accept unsolicited agency resumes. Furthermore, Rondo Energy does not pay placement fees for candidates submitted by any agency other than its approved partners.
Ready to apply?
Apply to Rondo Energy
Share this job
We are seeking an experienced Commercial Director to help repower industrial heat at scale in North America. In this role, you will lead Rondo’s efforts in North America to originate, develop and close Rondo Heat Battery projects – from first customer engagement to contract signature, and commercial touchpoint through delivery & operations.
Join our team and together we can reduce world CO₂ emissions by 10% in 10 years!
What You Will Do (key responsibilities for this role include but are not limited to):
What You Will Bring:
What We Offer:
This role can be located in US or Canada - with a strong preference for Bay Area or Toronto, with travel within North America up to 25%, and to Europe for Commercial team offsites quarterly or semi-yearly. If you are located in the Bay Area, the estimated annual salary range for this role is $200,000 to $230,000 and it would be eligible for Rondo's excellent benefits listed above plus additional compensation in the form of equity. Please note that some pay bands may have wide ranges of compensation to accommodate candidates' diverse sets of skill levels and experience.
Please submit a CV in English.
About Rondo Energy
We are transforming industrial decarbonization with our innovative Rondo Heat Battery technology. Rondo is deploying low-cost, zero-carbon Rondo Heat Batteries to accelerate the deployment of renewable energy and to significantly decarbonize industrial processes that are commonly thought of as "difficult-to-decarbonize". Our heat batteries charge from intermittent renewables to provide high temperature, continuous heat for customers safely, reliably, at an unprecedented 98% efficiency - and at a cost point that is lower than any other method.
Our technology is designed to replace fossil-fired boilers. By enabling industries to adopt renewable energy without costly factory changes, we are accelerating the transition to a sustainable future. With over $160 million in funding and partnerships across critical industrial sectors, Rondo is scaling rapidly to meet global demand.
Rondo Energy is an equal opportunity employer. We strive to create a supportive and inclusive workplace where contributions are valued and celebrated, and our employees thrive by being themselves and are inspired to do their best work. We seek applicants of all backgrounds and identities, across race, color, ethnicity, national origin or ancestry, citizenship, religion, sex, sexual orientation, gender identity or expression, veteran status, marital status, pregnancy or parental status, or disability. Applicants will not be discriminated against based on these or other protected categories or social identities.
Rondo is committed to the full inclusion of all applicants. If reasonable accommodation is needed to participate in the interview process, please let our recruiting team know.
We proactively work to design hiring processes that promote equity and inclusion while mitigating bias.
Note to Recruitment Agencies: Rondo does not accept unsolicited agency resumes. Furthermore, Rondo Energy does not pay placement fees for candidates submitted by any agency other than its approved partners.
Ready to apply?
Apply to Rondo Energy
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