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Contract Pfizer Medical Science Liaison Jobs (NOW HIRING)

Position Summary We are looking for an outstanding Medical Science Liaison (MSL) to join our commercial team in a role that blends scientific expertise with commercial impact. Unlike traditional MSL ...

Peregrine Team is seeking a Medical Science Liaison to support scientific engagement with healthcare providers and key opinion leaders. This role bridges clinical data and real-world application in ...

Medical Science Liaison - GI Region: Greater London and Southern England Competitive Salary & Benefits Introduction to Role: Join us as a Medical Science Liaison in our Oncology Business Unit, where ...

Cleveland 44114, Ohio, United States Contract type: Permanent Job ID: 4815 Role Description Your Role: The Medical Science Liaison (MSL) serves as a medical and scientific expert in Dermatology ...

Seattle 98101, Washington, United States Contract type: Permanent Job ID: 4818 Role Description Your Role: The Medical Science Liaison (MSL) serves as a medical and scientific expert in Dermatology ...

Medical Science Liaison

Nashville, TN · On-site

$185K - $215K/yr

Nashville 37201, Tennessee, United States Contract type: Permanent Job ID: 4817 Role Description ... The Medical Science Liaison (MSL) serves as a medical and scientific expert in Dermatology ...

Medical Affairs team and are looking for a Medical Science Liaison to join our team and report to the Head of MSLs North America. This is a field‑based medical affairs role. Location Field based ...

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Contract Pfizer Medical Science Liaison information

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$19

$74

$115

How much do contract pfizer medical science liaison jobs pay per hour?

As of Sep 2, 2026, the average hourly pay for contract pfizer medical science liaison in the United States is $74.34, according to ZipRecruiter salary data. Most workers in this role earn between $34.86 and $102.16 per hour, depending on experience, location, and employer.

What is a contract Pfizer Medical Science Liaison?

Contract Pfizer Medical Science Liaisons (MSLs) are scientific professionals hired on a contractual basis to represent Pfizer in engaging with healthcare professionals, researchers, and key opinion leaders. Their role is to communicate complex medical and scientific information about Pfizer's products, support clinical trials, and provide insights from the field to internal teams. Unlike permanent employees, contract MSLs typically work for a set duration or on specific projects, offering flexibility to both Pfizer and the professional. They must have advanced scientific or clinical backgrounds, strong communication skills, and a thorough understanding of Pfizer's therapeutic areas. Their work helps ensure that the latest, evidence-based information is available to inform healthcare decisions.

What are the key skills and qualifications needed to thrive as a contract Pfizer Medical Science Liaison?

To excel as a Contract Pfizer Medical Science Liaison, you typically need an advanced scientific degree (PharmD, MD, PhD) and deep therapeutic area expertise. Familiarity with CRM software, scientific databases, and tools for virtual and in-person presentations is essential, and industry certifications like MSL-BC can be advantageous. Outstanding interpersonal skills, scientific communication, and relationship-building abilities help foster trust with healthcare professionals and internal stakeholders. These competencies are crucial for effectively disseminating scientific information, supporting clinical research, and representing Pfizer's interests with credibility.

What are some typical challenges faced by contract Pfizer Medical Science Liaisons, and how can they be addressed?

Contract MSLs at Pfizer often face challenges such as quickly building relationships with key opinion leaders (KOLs) and adapting to evolving therapeutic areas. Since contract roles have defined timelines, MSLs must rapidly learn company protocols and scientific data to provide value from day one. Proactive communication, continuous self-education, and leveraging internal resources are key strategies to overcome these challenges. Additionally, collaborating closely with Pfizer's permanent MSL team helps ensure alignment and effective knowledge transfer.

What is the difference between Contract Pfizer Medical Science Liaison vs Contract Novartis Medical Science Liaison?

AspectContract Pfizer Medical Science LiaisonContract Novartis Medical Science Liaison
CredentialsAdvanced degree (PhD, MD, PharmD), relevant industry experienceAdvanced degree (PhD, MD, PharmD), relevant industry experience
Work EnvironmentContract role within pharmaceutical or biotech companies, field-based or office-basedContract role within pharmaceutical or biotech companies, field-based or office-based
Employer & Industry UsageUsed by Pfizer for scientific engagement with healthcare professionalsUsed by Novartis for scientific engagement with healthcare professionals

The main difference between a Contract Pfizer Medical Science Liaison and a Contract Novartis Medical Science Liaison lies in the employer and specific product focus. Both roles require similar credentials and work environments, serving as scientific experts to healthcare providers. The choice depends on the company you are contracted with and the therapeutic areas involved.

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Infographic showing various Contract Pfizer Medical Science Liaison job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 78% Full Time, 15% Part Time, and 6% Contract. Highlights an 92% Physical, 1% Hybrid, and 7% Remote job distribution, with an average salary of $154,635 per year, or $74.3 per hour.

Full-time

This job post has expired today. Applications are no longer accepted.


Job description

About Karius
Karius is a life science, venture-backed clinical metagenomics company, focused on elevating patient care through microbial insights. We are committed to advancing diagnostic science and technology to optimize the diagnosis and treatment of infectious diseases. Through the use of genomics and AI, we are driven to improve the diagnostic landscape for infectious diseases. Karius delivers unprecedented diagnostic insight detecting microbial cell-free DNA circulating in the body to assist physicians to make rapid treatment decisions.
 
Position Summary
We are looking for an outstanding Medical Science Liaison (MSL) to join our commercial team in a role that blends scientific expertise with commercial impact. Unlike traditional MSL positions, this role is fully embedded within the commercial organization and carries a shared sales goal alongside the Clinical Sales Manager (CSM). The MSL is expected to be a strategic partner, working closely with their CSM to educate, influence, and drive behavior change that leads to increased adoption and integration of the Karius tests. The MSL will guide optimal adoption of Karius products and provide clinicians the education needed to successfully employ cutting edge technology to advance patient care.
 
This is a unique opportunity for scientifically grounded individuals who thrive in collaborative, goal-oriented environments and who are motivated by improving patient care through influence and action.
 
Why Should You Join Us?
Karius aims to conquer infectious diseases through innovations around genomic sequencing and machine learning. The company's platform is already delivering unprecedented insights into the microbial landscape, providing clinicians with a comprehensive test capable of identifying more than a thousand pathogens directly from blood, and helping industry accelerate the development of therapeutic solutions. The products Karius offers today are some of the most advanced solutions available to physicians who aim to deliver better care to many otherwise ineffectively treated patients. Our tests are the result of some incredible work done by our scientists, statisticians, engineers, and physicians, all driven by the same mission. You, as part of the Karius team, will be able to see how directly your work has a life-changing impact on people, and at scale.
 
Reports to: Director, Medical Science Liaison  
 
Territory: This posting represents a general opportunity for prospective roles within the sales organization. We are seeking candidates with extensive knowledge of and experience within the greater metropolitan area's health systems.
 
Primary Responsibilities
Partner with the Clinical Sales Manager to collaborate on the achievement of shared territory goals by facilitating the appropriate adoption and informed clinical use of Karius tests.
Deliver clinical and scientific expertise in customer-facing engagements to drive demand, remove barriers to adoption, and position the Karius tests as critical diagnostic tools.  
Lead and tailor presentations (e.g., Grand Rounds, ASP meetings, M&M discussions, dinner programs, etc.) using peer-reviewed literature, published case studies, and approved Karius resources to engage multidisciplinary stakeholders.
Engage with a broad range of stakeholders (physicians, pharmacists, nurses, lab directors, infection control) to identify champions, shape decision-making, and support test integration into clinical workflows and protocols.
Partner with marketing and training to identify content needs, develop impactful messaging, and refine tools based on real-world feedback and clinical insights.
Establish and grow Centers of Excellence by helping sites achieve optimal clinical use of the Karius tests-then leveraging those models to influence broader market adoption.
Gather and relay field insights that shape commercial strategy, product positioning, and cross-functional initiatives.
Stay current on clinical and scientific developments in infectious disease diagnostics and translate those insights into actionable strategies for field teams and customers.
Represent Karius at conferences and professional meetings to build brand visibility, develop customer relationships, and capture feedback from key voices in the field. 
 
What's Fun About the Job?
Karius is operating at the edge of what is now known to be possible in diagnostics. With that, comes a wave of new and incredible challenges and opportunities. To deliver on that value, you will be tapping into some of the most advanced technologies, architecting and innovating where the current solutions simply don't suffice. You will get to see how much your work really matters.
 
Travel: Travel required up to 70%.
 
Physical Requirements: Subject to extended periods of sitting and/or standing, vision to monitor and moderate noise levels. Work is generally performed in the field which requires the ability to extensively travel.  
 
Position Requirements
 Advanced Clinical Degree Required (PA-C, NP, or PharmD, MD/DO). 
 Measurable clinical experience as a healthcare provider or clinical pharmacist required. 
 Clinical experience with hematology/oncology, infectious disease, transplant, intensive care preferred. 
 Familiarity with infectious disease treatment and management required.
 Understanding of microbiology/virology, common diagnostic modalities (PCR, culture methods, serologies) required. 
 Knowledge of medical and laboratory structure and hierarchy required.
 Sales experience, a plus.
 Knowledge of laboratory workflow and fiscal operations, a plus.
 Knowledge of cfDNA technology, a plus. 
 Valid Driver's License.
 
Personal Qualifications
  Has an entrepreneurial spirit and is comfortable multitasking and working in a fast-paced, ambiguous, growth-oriented environment. 
  Strong presentation acumen, ability to manage and facilitate engaging discussions with both small and large groups. 
  Ability to present technical information to audiences with various degrees of scientific and clinical expertise. 
  Unquestionable personal code of ethics, integrity, confidentiality and ability to build trusting and professional relationships. 
  Passionate about the mission and reputation of Karius while investing in the culture as the company grows. 
 
Disclaimer
The above job description is intended to describe the general nature and level of work being performed by individuals assigned to this position. It is not intended to be an exhaustive list of all duties, responsibilities, and skills required. Responsibilities and duties may change or be adjusted to meet the needs of the company, and additional duties may be assigned as necessary. The job description is subject to change at any time at the discretion of Karius.
 
At Karius, we value a diverse and inclusive workplace and provide equal employment opportunities for all applicants and employees and are committed to honor and invest in the full diversity of people, in our hiring, recruiting and development of employees across the Company.  All qualified applicants for employment are encouraged to apply and will be considered without regard to an individual's race, color, sex, gender identity and gender expression (including transgender individuals who are transitioning, have transitioned, or are perceived to be transitioning to the gender with which they identify), religion, age, national origin or ancestry, citizenship, physical or mental disability, medical condition, family care status, marital status, domestic partner status, sexual orientation, genetic information, military or veteran status, or any other basis protected by federal, state or local laws. If you are unable to submit your application due to a disability, please contact us at [email protected] and we will accommodate qualified individuals with disabilities. 
 
$124,000 - $186,000 a year
+ Stock options, Commission
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