Theradex is recruiting for an experienced Medical Science Liaison (MSL) based in Spain either on Full‑time/Part- time or Contractor bases.
Adecuado candidate will have a Medical Degree and must have at least 2 years of clinical practice, CRO/ Pharmaceutical industry experience in the oncology field to take on a client facing collaborative role.
This is a high-visibility, field-based medical role and requires someone who thrives in a dynamic environment, partners effectively with cross‑functional experts, and represents the medical team function with professionalism and confidence.
Key Responsibilities:
Medical Science Liaisons are expected to interface and provide value across a continuum of both Internal and External Stakeholders. This includes:
Internal Stakeholders (Medical Monitors, Business Development, Sales, Start-Up, Feasibility)
Work with medical colleagues to identify External Experts, professional groups, decision makers and other key stakeholders in the assigned therapy area and or geography
Gather medical voice of the customer and construct and implement effective Medical Affairs strategy and planning through participation in or escalation to internal Medical teams
Support clinical development activities and programs to improve site performance
Provide documentation for all interactions with health care professionals (HCPs) according to applicable policies
Provide scientific training for internal customers
Attend and contribute (if required) to medical portion of study meetings/planning/training sessions
Attend both national and regional scientific/medical meetings to gain medical voice of the customer on recent data being presented on products and disease states of interest to the company
External Stakeholders (External Experts and other healthcare professionals within assigned geography/therapy area, investigators and potential investigators, professional societies, and formulary decision makers)
Conduct balanced, peer-to-peer, scientific dialogue with external experts




Gather medical voice of customer and secure advice that informs and assists company in the development of medicines of value, for the ultimate benefit of patients
Conduct individual discussions and meetings with company-contracted clinical study investigators, steering committee members, advisory board members, consultants, etc, on topics related to the work being conducted with company (e.G. for clinical research investigators, the conduct or publication of clinical research sponsored by company)
To respond verbally or by providing appropriate written materials to unsolicited requests for on- or off-label information or safety concerns that may have been asked and adhering to all policies and procedures regarding the provision of medical information
Provide information in response to standing requests from external stakeholders (e.G. HCPs, KOLs, PIs), when appropriate information becomes available
Deliver scientific / pipeline presentations to formulary committees and HCPs per documented unsolicited request
Provide general insight into company research interests and field inquiries regarding scientific or clinical research projects and forward them to appropriate Medical Affairs staff
Participate in company-sponsored Advisory Boards as requested and in accordance with the applicable policies
Provide promotional presentations
Deliver affirmative presentations to Investigators, HCPs and formulary decision makers within the scope allowed by the MSL Practice Policy
Basic Qualifications:
We are looking for professionals with these required skills to achieve our goals:
Pharm D, PhD, MD, DNP or equivalent education
2 years clinical practice and/or pharmaceutical industry experience




Possesses solid knowledge of pharmacology and pharmacotherapy in humans and has experience practically applying this knowledge in a clinical setting
Excellent interpersonal skills in both one on one and group settings
Above average computer literacy and willingness to utilize a variety of software applications
Proven ability to work autonomously and independently with time management skills in order to effectively manage field-based responsibilities;
Proven ability to work across a commercial and medical matrix team.
Strong communication skills;
demonstrated ability toidentify opportunities for medical engagement and develop a set of scientific engagement goals. Strong presentation skills
Clear understanding of clinical research methodologies and a demonstrated ability to translate scientific, clinical and safety research studies in an effective credible manner. Able to independently evaluate the scientific literature regarding scientific research
Experience operating in a highly dynamic, changing environment
Ability to maintain a command of a large amount of scientific information across multiple products and show effective written/verbal communication skills
Ability to develop and maintain strong trusted relationships, with key decision makers.
Demonstrated customer-focus, problem solving abilities and strong conflict resolution skills
Ability to travel 60-75%
Preferred Qualifications:
If you have the following characteristics, it would be a plus:
Oncology experience preferred
Previous experience in situations where network interactions and treatment referral processes were demonstrated
What we offer:
We offer a friendly and supportive culture that puts people first. You will be provided with competitive compensation and benefits package as per country’s requirements.
This job does not offer company sponsorship
Theradex is an equal opportunity employer. All qualified applicants are encouraged to apply and will receive consideration for employment.
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📌 Medical Science Liaison (Madrid)
🏢 Theradex Oncology
📍 Madrid