Join our team!

About Us

We are innovators in ultrafast laser technology, collaborating with top research institutions and cutting-edge industrial clients. Our lassers drive advancements in nanotechnology, microchip manufacturing, biomedical imaging, and fundamental research. Join us to shape the future of photonics.

Position Overview

As a technical expert and trusted advisor, you’ll work with academic and industrial customers to design and recommend custom ultrafast laser solutions. Your role includes managing the full sales cycle, from crafting technical proposals and cost estimates to negotiating contracts and ensuring customer satisfaction. You’ll also travel internationally to visit customers and attend trade shows.

Key Responsibilities

• Consultative Sales: Engage with researchers and engineers to understand needs, develop tailored solutions, and demonstrate our lasers’ impact.
• Presentations & Demos: Deliver technical presentations at conferences and trade shows; coordinate application-specific demonstrations.
• Proposals & Quotes: Prepare technical proposals and cost estimates in collaboration with engineering and product teams.
• Market Development: Build lasting partnerships through on-site visits, technical discussions, and proactive follow-ups. Represent us at industry events.
• Customer Advocacy: Share market insights with internal teams and ensure smooth installations with service support.
• Travel: Visit customer labs, attend international conferences, and participate in workshops.

Qualifications

• Education: Master’s or Ph.D. degree in Physics, Photonics, Optical Engineering, or related fields (or equivalent hands-on experience).
• Experience: 3+ years in Photonics, Optical Engineering, or related fields (PhD time counts as experience).
• Technical Expertise: Knowledge of femtosecond/picosecond lasers and applications (e.g., spectroscopy, micromachining, imaging).
• Sales Skills: Experience in technical sales or customer-facing roles; ability to simplify complex concepts.
• Communication: Skilled in presenting to academic and industrial audiences.
• Travel Flexibility: Willing to travel internationally for events and customer visits.
• Personal Traits: Self-motivated, solution-oriented, and great at time management.

What We Offer

• Impactful Work: Drive breakthroughs in photonics research and industrial applications.
• Career Development: On-the-job in photonics and business development, plus opportunities to attend global industry events.
• Collaborative Culture: Work with world-class scientists and engineers.
• Global Reach: Collaborate with leading research institutions and high-tech companies worldwide.
• Flexible vacation, working hours, and part-time options
• Modern offices and laser labs in Hamburg’s Science City Bahrenfeld on the DESY Campus

Ready to Join?

If you’re excited to combine technical expertise with consultative sales and want to help researchers unlock the potential of ultrafast lasers, we’d love to hear from you. Send your resume and a brief cover letter to careers@class5photonics.com

We look forward to your application!

Class 5 Photonics produces award-winning ultrafast lasers with an experienced team in ultrafast lasers and EUV & SXR technology for scientific and industrial applications with a worldwide customer base. As part of our motivated team, you will get the opportunity to join the development of the most advanced extreme ultraviolet (EUV) and soft-X-ray (SXR) laser sources and beamlines as well as innovative applications, such as EUV imaging, interferometric techniques, and attosecond physics. Join our young and professional working atmosphere and be part of our success story.

Your responsibilities

• Design, construct, produce, test and install products and customer-specific EUV/SXR sources based on high-harmonic generation (HHG), EUV/SXR beamlines, including optical design, mechanical engineering, vacuum technology, opto-electronic engineering; and advanced measurement techniques, such as coherent diffractive imaging, EUV/SXR spectroscopy or photo-electron spectroscopy
• Work with high-power femtosecond lasers from the ultraviolet to mid-infrared spectral range
• Develop new components and solutions based on simulations and experimental tests
• Work closely with our worldwide customers to discuss new product solutions and services
• Support our customers via remote or on-site services

Who we are looking for

• You have successfully received a Master’s or PhD degree from an university or technical college in the field of photonics, physics, physical science or chemistry
• At least two years of experimental working experience in the field of HHG EUV or SXR technology
• Practical experience in HHG, EUV/SXR optical design, mechanical engineering, vacuum technology, opto-electronic engineering
• Experience with high-power, ultrashort pulse laser systems
• You are skilled in CAD, electrical engineering, programming and data processing
• A high level of working autonomy and flexibility and the willingness to take responsibility
• Willingness to travel

What we offer

• Take early responsibility in a young and fast-growing laser company
• Working together with world-leading scientists and experienced entrepreneurs in the field of ultrafast and high-power lasers
• Most innovative laser and EUV/SXR technologies and exciting international customers
• Be a vital part of a fast-moving company and help develop new processes that help us to scale up and grow even faster and further.
• Individual on-boarding and options for professional development
• Flexible vacation and working times including attractive part-time options
• Working places are modern offices and laser labs in the Science City Hamburg Bahrenfeld on the DESY Campus.
  

  PLEASE CONTACT US: CAREERS@CLASS5PHOTONICS.COM

Your responsibilities

• Determining the required goods and generating purchase orders
• Creating a forecast for the required goods, based on the the available stock
• Initiate purchase orders for required goods and items that have reached the reorder level
• Coordinating with other departments regarding production goals, timelines, supplier payments, etc.
• Track the production levels and adjust the goods order levels accordingly
• Scheduling and overseeing the supply and the delivery of the goods
• Coordinate with maintenance planning, production, stores and supply chain to expedite the delivery and the movement of the parts within the facility
• Review the minimum stock levels and have it adjusted based on the forecast and the lead time of the parts
• Prepare daily, weekly and monthly reports pertaining to status of inventory levels
• Support our production team with inventory management
• Organize shipments of incoming and outgoing goods and coordinate with our carrier companies and customers
• Communicate with vendors to report and resolve discrepancies (in English and German)

Who we are looking for

• Bachelor degree in economics or technical studies, ideally combined
• Ideally 3 years of professional experience in purchasing
• Exceptional organization and time management skills combined with a high aptitude for numbers
• Strong knowledge of MS Office and particularly strong MS Excel Skills
• Excellent communication and administrative skills in English and German
• Independent, structured approach to work combined with a high level of detail orientation
• Ability to prioritize, organize and plan tasks and exceptional problem-solving skills

What we offer

• Take early responsibility in a young and fast-growing laser company
• Support most innovative laser products to the next level of the industry
• Be a vital part of a fast-moving company and help develop new processes that help us to scale up and grow even faster and further.
• Flexible working times and vacation
• Great opportunities to develop your management and administrative skills