
Junior Quantum Success Engineer
- Hybrid
- Delft, Zuid-Holland, Netherlands
- Marketing, Sales & Operations
Join Qblox as a Senior Quantum Success Engineer! Drive customer success with expert support and onboarding, shape quantum tech’s future, and lead initiatives.
What will you do?
Qblox is looking for a Junior Quantum Success Engineer to join our Quantum Success Engineering (QSE) team. We specialise in quantum control stacks that generate the analogue signals required for the control and readout of quantum bits. The QSE team ensures customer success through technical support, onboarding, and acting as the voice of the customer back into Qblox's product development.
This is an entry-level role designed for someone eager to grow their technical and customer-facing skills in a cutting-edge quantum computing environment, with a clear path toward specialised technical support.
What You'll Do
Customer Support: Serve as the first point of contact across support channels (helpdesk, email, etc.), triaging incoming requests and resolving common technical queries in a timely and professional manner.
Onboarding Assistance: Support customers during installation and initial setup of Qblox hardware, helping them get up and running quickly.
Troubleshooting: Perform basic diagnostics and troubleshooting, escalating more complex issues to senior QSE engineers while shadowing their approach to build your own expertise.
Documentation: Maintain accurate records of support interactions and contribute to internal knowledge bases and FAQs.
Feedback Relay: Capture and communicate customer feedback to the broader QSE team to help inform product improvements.
Growth Path
This role is structured to develop into a more specialised L2 technical support position, including premium and advanced customer support, as you build expertise in Qblox's hardware and the broader quantum control stack.
Job requirements
Your Profile
A Bachelor's or Master's degree in physics, electrical engineering, or a related field. Hands-on experience with microwave/RF experiments is a plus.
Familiarity with Python programming.
Strong communication skills — able to explain technical concepts clearly and respond to customers with patience and professionalism.
A problem-solving mindset and genuine curiosity about quantum technology.
Fluency in professional English.
About Qblox
At Qblox, we operate at the frontier of the quantum revolution, delivering the advanced control stack technologies essential for building scalable Quantum Computers. This rapidly growing field is set to impact society on a global scale. Since 2019, Qblox has grown into a dynamic company of 180+ innovative minds. With our headquarters in Delft, Netherlands, and our second office in Boston, USA, our dedicated team of physicists, engineers, and developers pushes the boundaries of quantum technology to support experimentalists across the globe.
We celebrate equality and diversity. As an exponentially growing scale-up, we welcome talented individuals who share our enthusiasm to make a real difference. Our active Diversity & Inclusion and Culture Committees work continuously to enrich our workplace, ensuring we build a team that represents a rich variety of backgrounds, cultures, perspectives, and skills.
or
- Delft, Zuid-Holland, Netherlands
All done!
Your application has been successfully submitted!
You've already applied for this job
We appreciate your interest in this position. Unfortunately, you have already applied for this job.
How we hire
Our hiring process is thorough, to ensure we make the right decision and to help you to decide if we're the right fit for you.

Step 1 | Getting to know you
Our first interview is a 30-minute online meeting with our talent acquisition partner. It's your chance to share your background and reasons for applying while asking initial questions about Qblox.

Step 2 | In depth interview
This 60–90 minute online session with your future team lead explores your experience and potential fit with Qblox. For technical roles, a coding assignment may also be part of this step.

Step 3 | The Floor is Yours
In the final stage, we invite you (preferably onsite) to meet the team and present why you’re the right fit for the role. Bring your unique touch, surprise us!

Step 4 | We want You!
Congratulations, you made it! After reference checks, we’ll send an offer, followed by an electronic employment contract and onboarding steps. Welcome aboard!
Tips and tricks
Check out Qblox’s mission and goals so you can show you’re excited about what we do.
Highlight a few key wins in your career that really show what you bring to the table.
Ask honest questions to figure out if Qblox is the right place for you too.
Think of the presentation as your chance to shine, keep it simple, creative, and true to yourself!
Perks & Benefits

Our Team
Maybe not officially a perk, but certainly our biggest asset: our team. An international, interdisciplinary team with an open working culture and which is having lots of fun.

Compensation
We will offer you a competitive compensation & skin in the game. After being 1 year at Qblox, you will be eligible for our employee stock appreciation scheme (SARs).

Working Hybrid
We have flexible working hours, hybrid working options and travel allowance for commuting to our office, a modern open working space.

Time to Unwind
On top of the Dutch national holidays, we offer 30 days annual leave and 8% holiday allowance.

Pension Scheme
Qblox contributes 14% of said pensionable wages in equal monthly installments to the employer’s pension plan.

Explore the Quantum World
Opportunities for international travel for conferences, partnerships and customer visits.

