Cleanroom Maintenance Engineer

QphoX

QphoX is looking for a new member to join us in developing and building our quantum transducers. We are looking to expand our team with a Nanofabrication Production Engineer. As a member of our team, you will help develop and produce the next generation of integrated quantum devices and take their performance to the next level. You will be trained to become part of one of the world’s leading groups in developing microwave to optical transducers. You will be involved in: * Fabrication of transducer devices * Developing and improving processes in cleanroom to ensure their quality covering operation, calibration, and optimization * Collaborating with other teams to ensure processes align with specifications * Developing solutions to prevent recurring issues * Following the transition of new process technologies from R&D to scaling and production * Maintaining accurate documentation of processes, procedures, and specifications * Coordinating scheduled preventive maintenance for equipment, and develop validation requirements for special processes, providing assistance in executing qualification protocols * Implementing enhancements to processes to improve key performance metrics such as yield, throughput, and cycle time * Working in a diverse and multi-disciplinary team of employees You are suitable for this role if you have one or several of the following: * Expertise in semiconductor or TFLN industry fabrication * Proficiency in cutting-edge nano/micro-fabrication techniques, ensuring precision and reliability in every process * Demonstrated experience using statistics to analyze test results * Embrace collaboration and foster a supportive team environment * Value diverse perspectives and open communication * Organized and adaptable, with an interest for problem-solving to overcome challenges * No prior experience in or knowledge of quantum physics is required. Supplementary skills set: * Experience with TFLN industry processes * Maintenance of nanofabrication tools * Experience with quality management or quality control * Supplier management Our Ideal Candidate: Our ideal candidate would be self-motivated with a meticulous attention to detail, ensuring transparency and informed decision-making within our organization. They would actively contribute to enhancing standard protocols for our transducers fabrication through thorough analysis and collaborative efforts with cross-functional teams, aiming for maximizing efficiency, quality, and industrial scalability. Additionally, our ideal candidate would foster a supportive and collaborative work environment where every team member's voice is valued and respected. Background and Education level required: * Material sciences, or nanoscience, or chemistry, or applied sciences, or physics, or quality control * Relevant experience * BSc, MSc, or PhD Benefits and other perks of working with us: * Competitive salary * Employment stock ownership plan * End-year performance-based bonus * 25 days of holidays on a full-time basis * Career growth opportunities * Opportunities to network and connect About us: At QphoX we strive to be an inclusive place where a diverse mix of talented people want to come, to learn, to live their passion and do their best work. We are dedicated to promoting equality, creating a safe environment for everyone, and believe deeply in diversity of race, gender, sexual orientation, religion, ethnicity, national origin, age, socioeconomic background and all the other fascinating characteristics that make us different. We truly think diversity is a strength and working in a diverse environment, and being exposed to a variety of perspectives makes us stronger as a team and better human beings.

Single Quantum

JOB DESCRIPTION Do you want to work at the forefront of quantum technology? Do you have hands-on experience in cleanroom fabrication and a passion for precision, process optimization, and high‑tech innovation? Are you excited to contribute to the development and production of world‑leading superconducting nanowire single‑photon detectors? Then we invite you to read on and apply! IN SHORT Single Quantum (singlequantum.com) develops the world’s fastest and most sensitive light‑detection systems — pushing the limits of physics. As we continue to scale up our production capabilities, we are expanding our Nanofabrication team. We are looking for a Nanofabrication Engineer to join us at our headquarters in Delft. In this role, you will be directly involved in the fabrication, optimization, and development of nanofabrication processes that form the core of our SNSPD technology. This is a full‑time position, ideally starting in mid-July/August 2026, and classified under Function Group J (depending on background: Bachelor / Master / PhD). WHAT YOU WILL BE DOING Key responsibilities include: * Fabricate SNSPD devices in the cleanroom with high precision and reproducibility.  * Execute standardized nanofabrication production runs. * Optimize existing fabrication processes to improve yield, stability, and reproducibility. * Develop new fabrication processes and transfer them to newly installed cleanroom equipment. Daily work takes place primarily in the VLL cleanroom in Delft, with occasional activities in the EKL cleanroom. You will work with a broad set of tools and processes, such as: * Electron‑beam lithography * Laser writer patterning * PECVD / ICPECVD * Photolithography * Reactive ion etching  * Sputtering systems * Bosch etching * Wet bench processes * ALD systems You will collaborate closely with colleagues in Nanofabrication, R&D, and Production to ensure high‑quality device fabrication. YOUR PROFILE AND REQUIREMENTS We are looking for someone with:  * Master’s or PhD in Applied Physics, Photonics, Electrical Engineering, Nanotechnology, or related fields. * HBO/Bachelor candidates with several years of cleanroom experience are also considered. * Has hands-on experience with different fabrication processes (e.g. e-beam lithography, RIE, Bosch etching) and metrology tools (SEM, AFM). * Has strong attention to detail and a commitment to high‑quality fabrication. * Can work independently within a short timeframe after onboarding. * Is a problem solver with hands-on attitude; being able to proactively find solutions using DOE methods and approach problems in a structured systematic way. * Has excellent teamwork skills and the ability to collaborate within cross functional environments. * Has good organizational and communication skills. * Has great sense of responsibility and commitment * Has the ability and strong ambition to independently optimize processes. * Is proficient in English. Preferred experience: * Prior experience in the VLL or EKL cleanrooms in Delft. * Affinity with SNSPD device physics and fabrication. * Experience in optimizing nanofabrication processes. * Experience in fabricating superconducting devices and photonic devices Additional notes: * Independence is important due to the nature of the role. * EU work authorization is required. WHAT WE OFFER * A collaborative, international team working at the cutting edge of quantum technology. * Salary in accordance with the CAO Metalelektro, plus secondary benefits. * A comfortable workplace with coffee, fresh fruit, and weekly catered lunches. * A solid retirement plan (PME). * Up to 40 vacation days per year (full‑time). * Plenty of room to share ideas, take initiative, and grow professionally. * Comprehensive social security benefits under the CAO Metalelektro. If this role excites you and you believe you are a strong match, we encourage you to submit your CV and a motivation letter explaining why you are the right fit and what attracts you to this position.  EQUAL OPPORTUNITY EMPLOYER At Single Quantum, we celebrate diversity and are committed to creating an inclusive environment for all employees. We are proud to be an equal opportunity workplace. We also encourage female candidates to apply for this position, regardless of the fact that you may not meet the full the requirements. HOW TO APPLY If the job description and Single Quantum excites you, we encourage you to submit your CV as well as a motivation or cover letter explaining why you think you're a good fit for the position, along with what attracts you to the position. CONTACT If you have any questions before applying or would like to have a general conversation about Single Quantum, you can contact our HR Officer, Jacqerina Jarad on +31 (0) 850 400 902 or email to career@singlequantum.com

QuantWare

ABOUT US QuantWare is building the world’s most powerful quantum processors to solve humanity's greatest challenges. We do this with our unique VIO™ technology, the only QPU architecture that breaks the hardware barriers that have held quantum computing back, unlocking the path to MegaQubit quantum processors. With VIO, we are paving the way for the hyper-scale quantum computers that will change the world. And delivering on that vision demands people who don’t shy away from tackling the hardest challenges of our time. That’s where you come in! As a Fabrication Engineer for Parametric Quantum Devices, your work will be essential to advancing the performance and scalability of our quantum processors. You will focus on the research, development, and physical realization of the quantum signal chain, with a particular emphasis on Traveling Wave Parametric Amplifiers (TWPAs) and readout components—utilizing superconducting devices both with and without Josephson junctions. You will work in an international, collaborative environment, bridging the gap between fundamental physics and engineering. Working in a tight feedback loop with experimentalists and design engineers, you’ll turn measurement insights into rapid fabrication iterations that push the performance of our parametric devices. Your contributions will be essential in meeting our technical and product milestones, ensuring QuantWare remains at the forefront of quantum computing innovation. What you'll be doing * Fabrication Workflow Optimization: Continuously improve our fabrication workflow for readout devices and TWPAs, utilizing feedback from the measurement and design engineers to iterate on device performance. * Process Standardization: Develop and maintain high-standard protocols for the fabrication of superconducting components, ensuring high yield and reproducibility across different wafers. * Innovative Material Research: Investigate new materials and technological solutions to improve device metrics. * Documentation & Reporting: Maintain detailed documentation of experimental setups, process protocols, and characterization results; prepare technical reports and presentations to communicate progress and insights to the wider team. * Collaborative Development: Work closely with multidisciplinary teams to ensure that innovations in the readout chain are successfully integrated into our next-generation quantum processors. Your Profile * Nanofabrication and cleanroom experience with E-beam / UV lithography / dry etching / wet etching / PVD and CVD/ diagnostics (2+ yrs). Specialized experience in Josephson junction fabrication is highly valued. * A Ph.D. or equivalent experience (Master’s degree + 2 years of industry experience) in Physics, Materials Science, Electrical Engineering, or a related field. * Hands-on experience in a cleanroom environment, fabricating superconducting devices. * Ability to work effectively both independently and as part of a multidisciplinary team. * Excellent written and verbal communication skills. Don't tick every box? Apply anyway. We know great candidates don't always follow a straight path, and we value diverse experience, perspectives, and ways of thinking. If this role excites you and you believe you can make an impact, we'd love to hear from you! What We Offer: At QuantWare, you’ll be part of a high-performing team of world-class experts in an ambitious, fast-moving environment. From day one, you’ll have the trust, tools, and support to do your best work. Here’s what you can expect: Competitive salary - A salary that reflects the impact and importance of the role (and of course 8% holiday allowance) Pension that’s built to last - A generous and future-proof pension plan that includes partner and dependent coverage. Flexibility built on trust - We focus on outcomes. Work flexibly, in a hybrid setup, with an open vacation policy that lets you manage your time Personal growth - We invest in your L&D, with a budget available to each team member, dependent on their individual ambitions, development needs, and performance A connected team - We make space to celebrate wins together, with team events, offsites, and spontaneous moments that bring us closer Diversity & Inclusion at QuantWare We’re an ambitious company, not only for our goals but also to become an even more diverse and inclusive team. We know this helps us with better decisions, more innovation, and strengthens our culture. In particular, we’d love to see more women in the quantum industry! So if you’re a female talent, excited about this opportunity but don’t meet every single requirement, we still encourage you to apply. As part of our recruitment process, candidates may be required to undergo pre-employment screening.