Your mission<br>                                <ul><li>You take end-to-end technical ownership of industrial thermal pre-treatment plants for black mass — in particular rotary kilns and off-gas treatment systems — from engineering to commissioning.</li><li>You develop and optimize thermal treatment kilns, with a strong focus on metallurgical processes.</li><li>You create and review technical specifications, track plant design milestones, and ensure clean, on-time execution.</li><li>You secure compliance with legal requirements for waste treatment facilities (e.g., TA Luft, BImSchG, waste legislation) and drive thermal, mechanical, and electrical process safety.</li><li>You coordinate external partners and suppliers as well as internal stakeholders across all project phases (engineering, installation, commissioning).</li><li>You support on-site commissioning and guide a smooth handover into stable operations.</li></ul>                            Your profile<br>                                <ul><li>You hold a degree in metallurgy, ferrous metallurgy, process engineering, mechanical engineering or a comparable field.</li><li>You have solid expertise in thermal process engineering, especially kiln technology and off-gas treatment, and you apply it confidently in projects.</li><li>You bring hands-on experience in plant engineering from design through site management to commissioning, ideally in kiln construction, heat treatment, waste treatment facilities or similar projects.</li><li>You are familiar with legal requirements such as TA Luft, BImSchG, KrWG, and relevant norms and standards, and you ensure permit-ready, safe operations.</li><li>You work in a structured, solution-oriented way, take ownership and keep a clear head in dynamic project phases.</li><li>You communicate confidently in German and English, both spoken and written.</li></ul>                            Why us?<br>                                <ul><li>Working in a young and interdisciplinary scale-up team </li><li>A lot of responsibility and creative freedom right from the start </li><li>Active contribution to climate protection &amp; circular economy  </li><li>Active involvement in decisions</li><li>Team spirit and a family atmosphere</li></ul>                            

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<div id="ember55" class="ember-view organization-about-module__content-consistant-cards-description"><span class="lt-line-clamp__raw-line">cylib GmbH is a research-based company for holistic battery recycling enabling the green energy transition by ensuring the supply of sustainable raw materials for the battery industry. cylib's proprietary end-to-end recycling process is characterized by an efficient, resource- and climate-friendly recovery of all raw materials in a battery, including lithium, graphite, nickel, cobalt and manganese from battery packs, production scraps, or micromobility batteries. Founded in 2022 in Aachen, Germany, the company builds on nearly a decade of research by the founding team. cylib was founded by Lilian Schwich (CEO), Paul Sabarny (CTO), and Dr.-Ing. Gideon Schwich (COO), with the mission to create a true circular economy.</span></div>
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(Senior) Process Engineer (m/w/d) Thermal Treatment

Your mission<br>                                <ul><li>You take end-to-end technical ownership of industrial thermal pre-treatment plants for black mass — in particular rotary kilns and off-gas treatment systems — from engineering to commissioning.</li><li>You develop and optimize thermal treatment kilns, with a strong focus on metallurgical processes.</li><li>You create and review technical specifications, track plant design milestones, and ensure clean, on-time execution.</li><li>You secure compliance with legal requirements for waste treatment facilities (e.g., TA Luft, BImSchG, waste legislation) and drive thermal, mechanical, and electrical process safety.</li><li>You coordinate external partners and suppliers as well as internal stakeholders across all project phases (engineering, installation, commissioning).</li><li>You support on-site commissioning and guide a smooth handover into stable operations.</li></ul>                            Your profile<br>                                <ul><li>You hold a degree in metallurgy, ferrous metallurgy, process engineering, mechanical engineering or a comparable field.</li><li>You have solid expertise in thermal process engineering, especially kiln technology and off-gas treatment, and you apply it confidently in projects.</li><li>You bring hands-on experience in plant engineering from design through site management to commissioning, ideally in kiln construction, heat treatment, waste treatment facilities or similar projects.</li><li>You are familiar with legal requirements such as TA Luft, BImSchG, KrWG, and relevant norms and standards, and you ensure permit-ready, safe operations.</li><li>You work in a structured, solution-oriented way, take ownership and keep a clear head in dynamic project phases.</li><li>You communicate confidently in German and English, both spoken and written.</li></ul>                            Why us?<br>                                <ul><li>Working in a young and interdisciplinary scale-up team&nbsp;</li><li>A lot of responsibility and creative freedom right from the start&nbsp;</li><li>Active contribution to climate protection &amp; circular economy &nbsp;</li><li>Active&nbsp;involvement&nbsp;in&nbsp;decisions</li><li>Team spirit and a family atmosphere</li></ul>                            

(Senior) Process Engineer (m/w/d) Thermal Treatment

About the Job

About the Company

Cylib

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