Senior Clinical Research Associate (coming soon)

About the company

SentryX is a spin-off of the UMC Utrecht and develops a local non-opioid solution for pain after musculoskeletal surgery. We are a young and dynamic start up consisting of a small team of 12 people and are growing fast. We are looking for a skilled Research Scientist to help us in the lab in developing our exciting new product. Have you always wanted to work for a dynamic startup? You might be the person we are looking for!

About the position

We are looking for a skilled Clinical Research Associate that can help us successfully set up and conduct our first international clinical trials. As senior CRA, you will report to the Clinical Project Director, whom has over 22 years of experience in clinical research. In a small but dynamic environment, you will have the opportunity to build on your professional experiences and grow into an all-round clinical research professional. You will be involved in the overall design, set up and daily coordination of our first clinical trials. Every aspect of conducting a clinical trial, from design and development to data collection, will be part of your professional activities. This is a real opportunity for CRA's that hope to broaden and expand their skillset whilst experiencing start-up culture.

About you

You are enthusiastic and talented and enjoy working on a wide variety of topics in the field of clinical research. You are eager to learn, capable of thinking outside of standard solutions and are motivated to get the job done. You are structured, precise and committed to collecting high-quality data that can be used to get our product to the market.
You have at least 2 years of experience in clinical research and have a master's degree in life sciences, pharmacy or in a similar field.
Professional proficiency in English is required for this position.
Job Type: at least 4 days/week.

Do you like working on a game-changer in postoperative pain management? Apply now! Send an email to

We offer

  • Good salary
  • Flexible hours
  • Team spirit
  • Challenge
  • Medical/ Society impact
  • Learning and personal growth
  • Bureaucracy
  • Boring

Dr. Vaccaro has served as the president of the Rothman Orthopaedic Institute since 2014, and is the Richard H. Rothman Professor and Chairman in the Status of Orthopaedic Surgery, and Professor of Neurosurgery at Thomas Jefferson University in Philadelphia, Pennsylvania.

He is the President-elect of Cervical Spine Research Society (CSRS), 2019. He was the recipient of the Leon Wiltse award given for excellence in leadership and clinical research for spine care by the North American Spine Society (NASS) and is the past President of the American Spinal Injury Association and the Association for Collaborative Spine Research.

He has over 730 peer reviewed and 200 non-peer reviewed publications.  He has published over 346 book chapters and is the editor of over 55 textbooks and co-editor of OKU-Spine I and editor of OKU-8.  Dr. Vaccaro also serves as Co-Director of the Regional Spinal Cord Injury Center of the Delaware Valley and  Co-Director of Spine Surgery and the Spine Fellowship program at Thomas Jefferson University Hospital, where he instructs current fellows and residents in the diagnosis and treatment of various spinal problems and disorders.


Raymond Schiffelers is professor of Nano Medicine at the faculty Clinical Chemistry and Hematology at the UMC Utrecht. He is specialized in drug delivery and drug targeting. Currently he coordinates the H2020 B-Smart program and participates in several EU and national projects on nano-medicine.


Professor Jos Malda is Head of Research at the Status of Orthopaedics, University Medical Center Utrecht and the Status of Equine Sciences, University of Utrecht. He also leads the Utrecht Biofabrication Facility. He is a long-standing Board member of the International Cartilage Repair Society and President of the International Society for Biofabrication.


Marianna Tryfonidou is professor of the Orthopaedics section of the department of Clinical Sciences of Companion Animals.

She is a specialist veterinary surgeon for companion animals and researcher into tissue regeneration. She coordinates theiPSpineproject that was recently awarded €15 million under the Horizon 2020 programme, towards researching a solution for chronic lower back pain.


Bas Oosterman is co-founder and CEO of SentryX.

Before he served as Chief Operating Officer of Julius Clinical and worked for Philips Electronics in various positions. He studied econometrics, received his PhD degree in Management and Organization, and is a (six sigma) Black Belt. His PhD thesis dealt with speeding up the time-to-market of new product innovation projects.


Jorrit-Jan Verlaan is co-founder and CTO/CMO of SentryX.

Sinds 2010 is dr. Verlaan werkzaam als orthopedisch chirurg in het UMC Utrecht. In hetzelfde centrum is hij (cum laude) gepromoveerd en opgeleid. Afwijkingen van de wervelkolom op basis van ongevallen, stofwisselingsziekten en, voornamelijk, oncologische aandoeningen behoren tot zijn terrein. Dr. Verlaan is actief in basale en toegepaste wetenschap en begeleidt meerdere PhD-studenten. Hij is (co-)auteur van meer dan 75 internationale peer-reviewed artikelen en vijftien hoofdstukken in internationale vakboeken. In de functie van opleider draagt hij zorg voor de ontwikkeling van assistenten in opleiding tot orthopedisch chirurg.