Careers

Job Title #19: Junior Analyst – Techno-Economic & Business Development
Location: Luxembourg + Remote
Company: RepAir

About RepAir

RepAir is an innovative company at the forefront of sustainabletechnology, focusing on advancing a cutting-edge electrochemical carbon capturesolution. Our mission is to implement scalable, practical solutions fornet-zero emissions through strategic partnerships globally. We are expandingour team in Luxembourg and are looking for a Junior Analyst to support ourtechno-economic analysis, financial modelling, and business developmentactivities.

Role Overview

As a Junior Analyst, you will play a key role in evaluating the economicand financial viability of RepAir’s technology and business initiatives. Youwill contribute to techno-economic assessments, develop financial models, andsupport business development activities such as lead origination and customercontract management. This is an excellent opportunity to gain hands-onexperience in a fast-growing start-up operating at the intersection oftechnology and sustainability.

KeyResponsibilities

Techno-EconomicAnalysis & Financial Modelling:

• Conduct techno-economic assessments of RepAir’s technology, comparing costs, benefits, and market potential.
• Develop and maintain financial models to support investment decisions, pricing  trategies, and business planning.
• Analyze market trends, regulatory frameworks, and industry benchmarks to assess the commercial viability of new initiatives.
• Support internal and external stakeholders with data-driven insights for strategic decision-making.

Business Development Support :

• Assist in lead origination by identifying and evaluating potential business opportunities.
• Support customer contract management by preparing financial proposals, drafting agreements, and coordinating     negotiations.
• Work closely with cross-functional teams,  including engineering, sales, and finance, to align business strategies     with market opportunities.
• Monitor and assess customer needs,  competitor activities, and industry developments to inform business growth     strategies.

Required Qualifications & Skills

• Master’s degree in Economics, Finance, Business, Engineering, or a related field.
• Strong analytical skills with experience in financial modelling and techno-economic assessments.
• Proficiency in Excel, financial modelling software, and data analysis tools.
• Ability to synthesize complex technical and financial information into clear, actionable insights.
• Strong problem-solving and critical-thinking skills with a proactive attitude.
• Excellent communication skills (English required; additional languages are a plus).
• Previous experience (internships, academic projects, or work experience) in financial analysis, business development,  or energy/sustainability sectors is an advantage.
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If you are eager tocontribute to impactful projects and grow in a forward-thinking company, wewould love to hear from you!

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Position #18 : Manufacturing Process Engineer – Electrochemical DACStart-Up

Reports To: Production Lead

About Us:

RepAir is a pioneering startup specializing in electrochemical CO₂ capture technology and is advancing into the scale-up phase. Our technology is designed for gigaton-scale impact, positioning RepAir at the forefront of the shift toward a carbon-negative future. Delivering a highly efficient, sustainable carbon removal solution, our fully electric process requires minimal energy, operates without solvents, and produces no hazardous waste. As a fast-growing company, we are seeking a skilled Manufacturing Process Engineer to support the optimization and scale-up of our manufacturing processes, focusing on electrode production, ensuringthe efficient transition from pilot to full-scale production.

Position Overview:

As a Manufacturing Process Engineer, you will be responsible for developing, optimizing, and scaling up manufacturing processes for our electrochemical CO₂ capturetechnology – electrode production. You will work closely with the production team to enhance efficiency, improve product quality, and ensure smooth transition from pilot-scale to full-scale production. This role requires hands-on approach, working in a fast-paced environment to troubleshoot and refine processes while collaborating with cross-functional teams, including R&D, engineering, and operations.

Key Responsibilities:

- Develop and optimizemanufacturing processes of electrode production, ensuring efficiency,scalability, and cost-effectiveness.

- R&D orientation: Focus on developing and identifying new technologies to scale up processes.

- Transfer toproduction: From pilot production to full-scale manufacturing includingrefining workflows, improving equipment utilization, and troubleshootingprocess inefficiencies.

- Validationsprocess: Design and execute experiments, data analysis to improve productquality

- Collaborate with R&D and engineering teams to implement new materials, components, and process innovations into production.

- Work closely withtechnicians and production staff to document best practices, standard operatingprocedures (SOPs), and process improvements.

- Lead root causeanalysis and corrective actions for production challenges, ensuring continuousprocess improvements.

Cross-Functional Collaboration:

- Partner with R&D to ensure smooth technology transfer from laboratory-scale innovations to pilotand full-scale production.

- Collaborate withengineering teams to refine equipment design, enhance process automation, andimprove production line efficiency.

- Support qualityassurance efforts by developing and implement process control measures.

- Provide technicalinput to procurement and supply chain teams to ensure material selection andsourcing align with process requirements.

Education:

- Bachelor’s or Master’s degree in Chemical Engineering, Mechanical Engineering, or Materials Science.

Experience:

- 5+ years ofexperience in process development, manufacturing, or production engineering,preferably in electrode fabrication (e.g., for batteries, fuel cells, electrolysersetc.).

- Hands-on experiencewith scaling processes from pilot to full-scale production.

- Strong background inprocess optimization, statistical process control (SPC), and lean manufacturingprinciples.

- Experience withautomation, process control, and industrial equipment implementation.

- Proven track recordof leading process improvement initiatives and troubleshooting complexmanufacturing issues.

- Experience withproject management and cross-functional team collaboration.

Skills & Competencies:

- Strong analytical and problem-solving skills with ahands-on approach to troubleshooting.

-Ability to work in a structured and methodical way, ensure tasks stay on trackwith the defined methodology, and proactively raise flags when issues ordeviations arise.

- Proficiency in data analysis, process modelling, andexperimental design.

-Strong communication skills, with the ability to collaborate effectively acrossteams and present technical findings.

- Familiarity with safety regulations, quality controlstandards, and environmental compliance in industrial settings.

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Position #12 :Head of R&D –Electrochemical DAC Start-Up

Reports To: CTO  

About Us:
RepAir is a pioneering startup specializing in electrochemical CO₂ capture technology and is currently advancing into the scale-up phase. Our technology is designed for gigaton-scale impact, positioning RepAir at the forefront of the shift toward a carbon-negative future. Delivering a highly efficient, sustainable carbon removal solution, our fully electric process requiresminimal energy, operates without solvents, and produces no hazardous waste. Asa fast-growing company, we are seeking an experienced and visionary Head of R&D to lead our research and development efforts to push the boundariesof electrochemical DAC [Carbon-Capture] technologies.

Position Overview:

As the Head of R&D, you will be responsible for leading and executing our R&D efforts and ensuring the advancement of our electrochemically based carbon capture technology. You will work closely with a multidisciplinary team of scientists, engineers, and business leaders to innovate, prototype, and scale our solutions. You will also play a critical role in shaping the future of our technology portfolio and collaborating with external stakeholders such as academic partners, investors, and regulatory bodies.

Key Responsibilities:

·        Direct the company’s R&D Strategy.

·        Develop and drive the R&D to advance electrochemical carbon capture technology from early-stage concepts to scalable, commercially viable solutions.

·        Oversee the design and execution of experiments, simulations, and testing to validate and advance new electrochemical systems and materials for CO2 capture.

·        Lead and mentor a diverse R&D team, fostering a culture of innovation, collaboration, and learning.

·        Spearhead the discovery of new materials, processes, and technologies that enhance the efficiency, cost-effectiveness, and sustainability of CO2 capture systems.

·        Collaborate with engineering teams to transition promising R&D concepts into pilot projects and eventually scalable CO2capture systems.

·        Stay abreast of industry trends, new research, and advancements in electrochemistry, carbon capture, and climate technologies.

Cross-Functional Collaboration:

·        Work closely with the CTO and executive leadership to align R&D priorities with business goals and funding opportunities.

·        Partner with product development, engineering, and manufacturing teams to ensure seamless integration of R&D outcomes into scalable products.

Resource Management & Budgeting:

·        Manage the R&D budget, ensuring efficient allocation of resources to meet strategic objectives.

·        Oversee the development of project plans,timelines, and milestones, and ensure that R&D activities are executedwithin scope and deadlines.

Qualifications:

Education:

·        PhD in Electrochemistry, Physics, ChemicalEngineering, Materials Science, or a related field.              

Experience:

·        10+ years of experience in electrochemical, CO2capture or energy technology development, including at least 5 years in aleadership role.

·        Proven track record of leading successful R&D teams in the development of novel technologies, ideally in the areas of CO2capture, batteries, electrolyzers, fuel cells, flow cells or energy storage.

·        Proven experience in scaling laboratory prototypes to pilot and commercial products - Must

·        Familiarity with industry standards and regulations related to energy and climate technologies.

Skills & Competencies:

·        Strong leadership and team-building skills, with the ability to inspire and manage a high-performing, multidisciplinary team.

·        Excellent problem-solving abilities with a hands-on approach to tackling complex technical challenges.

·        Strong written and verbal communication skills, with the ability to effectively present complex ideas to diverse audiences, including investors, regulators, and technical teams.

·        Proven ability to manage multiple projects simultaneously, with a results-oriented mindset.

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Position #16: Process-development-engineer – Electrochemical Carbon Capture Start-Up

Reports To: Head of R&D

About Us:
RepAir is a pioneering startup specializing in electrochemical CO₂ capture technology and is currently advancing into the scale-up phase. Our technology is designed for gigaton-scale impact, positioning RepAir at the forefront of the shift toward a carbon-negative future. Delivering a highly efficient, sustainable carbon removal solution, our fully electric process requires minimal energy, operates without solvents, and produces no hazardous waste. Asa fast-growing company, we are seeking an experienced and visionary Physicist or Mechanical/Chemical/Process Engineer to develop and commercialize our electrochemical carbon capture technologies.

Position Overview:

In this role, you will be a key part of the teamresponsible for developing and scaling our electrochemical stacks,focusing primarily on experimentation and multi-physics/other simulations. Youwill work closely with a multidisciplinary team to test and refine systemperformance, optimize processes, and develop innovative methodologies forelectrochemical CO₂ capture. Your work will be essential in translatinglab-scale concepts into scalable, commercial technology.

Key Responsibilities:

·        Design, execute, and analyze experiments to advanceelectrochemical stack performance.

·        Develop and refine testing methodologies forevaluating materials, components, and system behavior.

·        Conduct simulations (e.g., electrical, mechanical,thermal, and flow) to optimize stack operation and inform experimental design.

·        Collaborate with engineers and scientists to bridgethe gap between simulation and real-world performance.

·        Identify and implement improvements in systemdesign, process efficiency, and scalability.

Qualifications:

Education:

·        BSc in Physics, Mechanical Engineering, ChemicalEngineering, Process Engineering, or a related field – Must.

·        MSc/PhD – An advantage.

Experience & Skills:

·        Strong background in experimental design, data analysis,and problem-solving in a technical setting.

·        Proficiency in numerical modeling and multi-physicssimulations (e.g., CFD, FEA, electrochemical modeling) – An advantage.

·        Experience in process optimization and scale-up ofcomplex engineering systems – An advantage.

·        Hands-on approach with the ability to design and execute experiments in a laboratory or pilot setting.

·        Strong analytical thinking and ability to adapt to interdisciplinary challenges.

·        Experience with electrochemical systems (e.g., fuelcells, electrolyzers, batteries) – Strong Advantage.

·        Excellent teamwork and communication skills.

·        Can do attitude.

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