Cambi
Water & Wastewater Treatment
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About Cambi
Cambi is a world-leading provider of sustainable technology solutions that enable cities to turn wastewater sludge into valuable resources. We are a medium-size, Norway-based multinational company listed in Oslo on Euronext Growth, with offices in several countries. We have diligent employees from different backgrounds and more than 25 nationalities, and a growing sales network covering all continents.
Our core expertise lies in designing, testing, manufacturing, installing, and operating industrial process installations, used mainly for treating sewage sludge before or after anaerobic digestion in wastewater treatment plants. The technology, known as thermal hydrolysis, reduces greenhouse gas emissions and produces renewable energy, organic fertilizers, and various soil products while destroying pathogens and other harmful substances. Our systems have the capacity to cater to over 120 million individuals across more than 28 countries. We are proud of having cities like Oslo, London, Washington, Singapore, and Sydney among our clients.
About the Role
As an Operations and Maintenance Engineer, you are responsible for ensuring the reliable performance and technical integrity of Cambiβs systems in Hawaii by leading maintenance, troubleshooting, and performance activities to keep systems operating as designed. Serving as the primary technical contact for the client, you plan and execute site work, including inspections, repairs, and performance checks, while responding quickly to issues and driving them through to resolution.
This hands-on, site-intensive role combines fieldwork with the coordination of internal teams and external partners to ensure all work is delivered safely, efficiently, and to a high standard. The role reports to the O&M Support Manager.
Key Responsibilities
Execute preventive maintenance for installed systems
Diagnose and resolve technical issues, from fault finding to repair
Replace and manage the lifecycle of critical components
Follow up on and manage spare parts purchasing and delivery
Verify and document system performance after interventions
Plan and manage resolution of complex technical issues
Maintain accurate service records and reports
Act as the main technical contact for clients in Hawaii
Coordinate internal teams and external partners
Monitor system condition and identify risks to performance
Ensure systems operate in accordance with design expectations
Drive continuous improvements based on field insights
Identify opportunities for upgrades and service growth
Support technical discussions and lifecycle service development
Ensure compliance with safety standards
Desired characteristics
Persistent, thorough, and able to manage multiple priorities in a dynamic environment.
Structured, independent, and proactive, with a strong focus on delivering results.
Curious and eager to develop expertise in process, mechanical, and electrical systems.
Reliable, collaborative, and committed to sharing knowledge.
Flexible and willing to travel extensively to support operational and project needs.
Requirements
Engineer within mechanical, process, chemical, automation or process technician. Or certificate of Craftsmanship, Technical College within automation, process, mechanical, electrical.
> 3 years of relevant work experience preferred.
Experience from wastewater, pulp and paper, biogas or agriculture industry would be an advantage.
Comfortable working in international and multicultural environments.
The position requires professional proficiency in English. Additional language skills are considered an advantage.
A boiler Certificate or experience operating a boiler is an advantage.
At Cambi, we seek individuals who share our commitment to sustainability and advancing the circular economy. We value a strong customer orientation, a steadfast dedication to quality across our solutions, products, and services, and a high standard of integrity in everything we do.
Location
Honouliuli Wastewater Treatment Plant (WWTP), OΚ»ahu, Hawaii. Travel within the mainland USA is expected.
Why Join Cambi
Work globally: Encounter different cultures and work practices when working with the global organization.
Make an impact: Contribute to projects transforming organic waste streams into bioresources, boosting the circular economy, and leading to net-zero emissions in cities worldwide.
Immerse in diversity: Join a multicultural team with a mix of young and experienced colleagues from more than 25 countries and 18 different disciplinary backgrounds.
Grow personally: Embrace our values of Quality, Teamwork, Reliable and Curious, in a dynamic work environment grounded in a modern Code of Conduct applying to all employees and business partners.
How to Apply
Please upload your CV and answer three short questions about your motivation for the role through our career site.
At Cambi, delivering on our mission to enable a swift global transition to sustainable communities depends on attracting and retaining talented people from diverse backgrounds.
The application deadline is 17 August 2026. Please note that we only accept and assess applications submitted through our career site.
Contact:
For any questions about the role, youβre welcome to get in touch with:
Dawn Taylor, Key Account Manager dawn.taylor@cambi.com
Amin Zavieh, O&M Manager amin.zavieh@cambi.com
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