Vast dienstverband
Bachelor (EQF 6), Master (EQF 7)
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Uur p/wk:


At UL, we know why we come to work.

Thousands of us around the world wake up every day with a common purpose: to make the world a safer, more secure and sustainable place. Science is in our DNA; we are endlessly curious and passionate about seeking and speaking the truth. We take delight in knowing that our work makes a meaningful contribution to society, and we are proud that our culture is centered on integrity, collaboration, inclusion and excellence. UL stands at the forefront of technological advancement, and we are continually challenged to find new ways to foster innovation and positive change. Satisfying? Yes. Exciting? Absolutely!


As our global footprint continues to spread across the world, we are looking for a Penetration Tester to support the further growth of our evaluation lab in Leiden, The Netherlands. Our specialists work closely together performing high assurance evaluations focusing on Smart Cards and Secure Elements, payment terminals, IT related products, and tachograph vehicle units. In this role, you will be responsible for the technical perspective related to the vulnerability and penetration testing.


What you’ll learn & achieve:

  • Lead complex IT penetration tests and take responsibility on the overall testing phase of a product.
  • Getting in contact with the certification scheme to present the results during an evaluation.
  • Serve as a point of contact for customers for lab issues
  • Collaborate with the Project Management team on evaluation scoping, resource requirements, certification body, and customer expectations
  • Support the business externally through on-site client meetings, attendance at industry-related events and other
  • Give (technical) presentations to our customers and our own team (Tech talks)
  • Lead customer code review
  • Lead the development of sophisticated, state-of-the-art attacks with tools and scripts by maintaining a high level of expertise in the latest attack methods against embedded products
  • Lead internal work processes by improving tools for evaluation efficiency, report writing, and technical training.

What makes you a great fit:

  • Degree in Computer Science or other technical discipline and 3 to 5 years' relevant working experience;
  • Knowledge of Common Criteria applied to embedded and IT products
  • Experience in software on embedded products, preferably within the payment or security industry, smart cards;
  • Knowledge of microcontroller architectures and their assembly languages;
  • Working understanding of Cryptography and popular techniques;
  • Rigorous attention to detail;
  • Ability to work independently and creatively to meet deadlines;
  • Enthusiastic and keen to learn new skills;
  • Excellent command of written and spoken English;
  • Comfortable working in a multi-national and multi-disciplinary team;
  • Open to business travel;
  • A strong team player, able to learn from and to train your colleagues.

What you’ll experience working at UL:

  • Mission: For UL, corporate and social responsibility isn’t new. Making the world a safer, more secure and sustainable place has been our business model for the last 125 years and is deeply engrained in everything we do.
  • People: Ask any UL employee what they love most about working here, and you’ll almost always hear, “the people.” Going beyond what is possible is the standard at UL. We’re able to deliver the best because we employ the best.
  • Interesting work: Every day is different for us here as we eagerly anticipate the next innovation that our customers’ create. We’re inspired to take on the challenge that will transform how people live, work and play. And as a global company, in many roles, you will get international experience working with colleagues around the world.
  • Grow & achieve: We learn, work and grow together with targeted development, reward and recognition programs as well as our very own UL University that offers extensive training programs for employees at all stages, including a technical training track for applicable roles.

Learn More:

Working at UL is an exciting journey that twists and turns daily. We thrive in the twists and revel in the turns. This is our every day. This is our normal.

Curious? To learn more about us and the work we do, visit our company page www.UL.com and division page ims.UL.com


Connect With Us!

Not ready to apply? Connect with us for general consideration.