[Hiring] Senior Medical Science Liaison @Celldex Therapeutics

Role Description

The Medical Science Liaison (MSL) / Senior Medical Science Liaison (Sr. MSL) will prioritize contacts with key opinion leaders (KOLs), healthcare providers, and clinical investigators within an assigned U.S. region, providing scientific exchange and supporting the generation of actionable insights. This role serves as a field-based extension of the Medical Affairs and Evidence Generation (MA&EG) organization, supporting external engagement and contributing to the understanding of clinical practice, treatment dynamics, and emerging data within immunology and/or dermatology.

The MSL / Sr. MSL is expected to deliver scientifically accurate, relevant, and increasingly insightful discussions, gather and communicate insights from the field, and support execution of regional priorities. With increasing experience, the role operates with greater independence, sound judgment, and scientific depth, contributing more meaningfully to insight interpretation, stakeholder engagement, and cross-functional alignment.

Responsibilities

• Enhancing knowledge / scientific exchange:
  • Engages in Medical-to-Medical scientific discussions including disease awareness, clinical data, and treatment considerations.
  • Communicates scientific information clearly and effectively to healthcare providers, investigators, and KOLs.
  • Develops and demonstrates increasing depth of knowledge and confidence in scientific exchange.
  • Builds credibility and trust as a scientific resource within the region.
• Insight gathering and sharing:
  • Responsible for gathering, synthesizing, and communicating insights from field engagement.
  • Identifies trends in clinical practice, perceptions of data, and factors that influence treatment decisions.
  • Begins to proactively share insights with internal stakeholders.
• Regional ownership / execution:
  • Executes field activities within assigned territory, including planning, prioritization, and engagement.
  • Demonstrates strong organization and time management skills in managing multiple priorities.
• Data interpretation:
  • Applies scientific knowledge to understand and communicate clinical data.
  • Develops the ability to interpret study results and discuss findings appropriately with external stakeholders.
• Data generation / R&D support:
  • Supports clinical development activities, including engagement with investigators and clinical sites.
  • Participates in site identification, research discussions, and clinical trial awareness, as appropriate.
• Scientific engagement support:
  • Provides scientific support for congresses, advisory boards, and other external engagements.
  • Maintains awareness of scientific literature, emerging research, and competitive landscape.
• Cross-functional engagement (field-aligned):
  • Collaborates with internal stakeholders within Medical Affairs to support field engagement and insight exchange.
• Broader stakeholder engagement (as applicable):
  • Engages healthcare providers and KOLs within assigned region.
  • Develops awareness of broader stakeholders and factors influencing clinical decision-making.

Qualifications

• Strong communication skills and ability to engage in scientific discussions
• Strong customer-facing, listening, and relationship-building skills
• Ability to learn and communicate complex scientific information
• Ability to operate independently with increasing confidence and sound judgment
• Strong organization, prioritization, and execution capabilities
• Foundational understanding of clinical trial design and data interpretation
• Ability to synthesize information and communicate insights effectively
• Adaptability and ability to operate in a dynamic, fast-paced environment
• Must be able to travel approximately 70%, including some weekends

Requirements

• MD, NP, PA, PharmD, or PhD in a life science required
• Specialization in Dermatology, Immunology, or Allergy preferred
• Prior experience in Medical Affairs, clinical research, or related field preferred
• Experience level will determine leveling within the role:
• MSL: 0–3+ years of MSL or related experience; builds foundational capabilities and therapeutic area expertise

Benefits

• Base salary range: $133,579-$213,380
• Annual discretionary bonus
• Long term incentive
• 401(K) plan with employer contribution
• Health care and other insurance benefits (for employee and family)
• Paid holidays, vacation, and sick days