Black Semiconductor GmbH

Category Manager – Semiconductor Materials (f/m/d)

Remote, United States remote Entry Salary not listed
remote Technology & IT Curated
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About the role

About us
We see the semiconductor industry as a realm of possibility. We see opportunity. We see the profound impact that our graphene solutions will have in transforming the industry. We invite you to join us in driving change with our fundamentally human-centered approach, uniting bright minds around a shared vision. The vision is: Prove to everybody that you can make a fundamental change. Prove with your knowledge and skills how things can be done differently. Together, we can change the paradigm of how the world connects.

About our technology
The semiconductor industry’s growing demand for more powerful chips with higher bandwidth and lower power finds its solution in our technology. We connect chips to high-throughput, low-delay computing networks. The key lies in harnessing the physical properties of graphene to combine electronic computing with photonic communication, allowing countless chips to interact almost as if they were one. Our graphene photonic innovation increases computing power and efficiency to a new order of magnitude.

In short, we connect chips to create powerful and energy-efficient networks, overcoming connectivity limitations in the semiconductor industry. We deliver the graphene solution.

The Role
Black Semiconductor is looking for a Category Manager – Semiconductor Materials (f/m/d) to strengthen our growing team in Aachen, Germany. In this role, you will lead strategic sourcing and supplier management activities for materials critical to semiconductor manufacturing. You will ensure continuity of supply, optimize total cost of ownership, and maintain quality compliance while adapting to evolving technology requirements and market conditions.

To join our team, you should be excited to take ownership of:
Develop and execute global sourcing strategies for semiconductor materials, including wafers, photoresists, CMP slurries, specialty gases, chemicals, and other critical materials.

Identify, qualify, and manage strategic suppliers while ensuring alignment with technology roadmaps, quality standards, and production requirements.

Negotiate contracts, pricing, and commercial terms to achieve cost targets while securing reliable supply.

Monitor semiconductor material markets, supplier performance, pricing trends, and supply chain risks to identify opportunities and mitigation strategies.

Collaborate with R&D, process engineering, quality, and manufacturing teams to align material requirements with technology and production needs.

Support new product introductions by sourcing materials that meet emerging process requirements and scalability targets.

Drive cost optimization initiatives through supplier development, data analysis, and total cost of ownership improvements.

Manage procurement performance, supplier relationships, and reporting activities to support business objectives.

Your Profile
Bachelor’s or Master’s degree in supply chain management, engineering, physics, materials science, business, or a related field.

5+ years of experience in procurement, strategic sourcing, or supply chain management, preferably within semiconductors, electronics, or advanced manufacturing.

Proven experience negotiating contracts, managing suppliers, and driving cost optimization initiatives.

Strong understanding of semiconductor materials and processes, including wafers, specialty gases, chemicals, photoresists, lithography, etching, and metallization materials.

Strong analytical skills with experience using ERP/procurement systems and data analysis tools.

Strong communication and stakeholder management skills with fluent English; German language skills are considered an advantage.

Our work culture
People Over Processes. At Black Semiconductor, flexibility is key—we ensure work adapts to life, not the other way around. We champion work-life harmony, where careers are meaningful and enriching. Our processes are human-centric, allowing you to focus on what matters
Let’s grow together. Your potential is our priority. We provide the autonomy to make a lasting impact and nurture your growth through a culture of continuous learning. We invest in your journey for professional and personal development
Your Health and Future Matter. Your well-being is paramount. We offer a comprehensive benefits package with outstanding insurance, pension and virtual stock options for your mental, physical, and financial health. Your peace of mind is our priority - in the present and future
We Live Openness. Collaboration and inclusivity are the cornerstones of our culture. We practice openness, fostering trust and respect. Individuality is our collective strength, fueling innovation and driving us forward
We connect chips – and people. We encourage qualified individuals from any background to apply. We foster an inclusive and supportive work environment that values collaboration, innovation, and growth. Join our team and be part of an organization dedicated to making a difference in the industry.

Can you picture yourself in this Role and our Company? Let’s connect

If your application results in an employment relationship, your Applicant Data will be transferred to our personnel records and processed in accordance with applicable legal requirements; otherwise, your Applicant Data will be retained for up to six (6) months after completion of the recruitment process. Read more about our privacy policy here.
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Interview prep

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Role
Technology & IT Data Analysis Human Resources Category Manager Semiconductor remote

Likely questions

  1. Tell us about work you have done that is close to the Category Manager – Semiconductor Materials (f/m/d) role.
  2. How would you approach your first 30 days at Black Semiconductor GmbH?
  3. Which of Data Analysis, Human Resources and Category have you used recently, and what did it help you achieve?
  4. Describe a time you solved a problem without waiting to be told exactly what to do.
  5. How do you stay organised and communicate clearly when working remotely?

Prepare before the call

  • A recent example that proves your experience with Data Analysis, Human Resources and Category.
  • One short story with a problem, your action, and the result.
  • Two examples that show the strengths listed on your CV.
  • A clear reason why this role and company interest you.
  • Your availability, preferred work style, and salary expectations.

Ask them

  • What would success look like in the first 90 days?
  • What are the main problems this hire should help solve?
  • How does the team give feedback and measure good work?
  • What does a normal working week look like for this role?
Practice line

I am interested in the Category Manager – Semiconductor Materials (f/m/d) role because I can bring practical experience in Data Analysis, Human Resources and Category, learn the team quickly, and contribute to the outcomes Black Semiconductor GmbH needs from this hire.

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