OPT Medical Science Liaison Jobs
Medical Science Liaison jobs are a strong fit for F-1 OPT students with advanced degrees in life sciences, pharmacy, or medicine. Most roles require a PharmD, MD, or PhD, which aligns well with STEM OPT extension eligibility and gives you up to three years of authorized work experience to build toward H-1B visa sponsorship.
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Guardant Health is a leading precision oncology company focused on guarding wellness and giving every person more time free from cancer. Founded in 2012, Guardant® is transforming patient care and accelerating new cancer therapies by providing critical insights into what drives disease through its advanced blood and tissue tests, real-world data and AI analytics. Guardant tests help improve outcomes across all stages of care, including screening to find cancer early, monitoring for recurrence in early-stage cancer, and treatment selection for patients with advanced cancer.
The Medical Science Liaison, Oncology provides scientific and technical leadership while educating community-based physicians with the most current study findings (abstracts and publications) encouraging the clinical value of Guardant Health’s product(s). The Medical Science Liaison, Oncology seeks opportunities to engage with physicians to review real-world cases and address questions related to test reports. The Medical Science Liaison, Oncology seeks opportunities to further progress understanding of our novel diagnostic technologies. The Medical Science Liaison, Oncology identifies opportunities for collaboration on relevant research projects and other projects of mutual interest.
The Medical Science Liaison, Oncology ensures a strong scientific partnership between Medical Affairs and Commercial. The Medical Science Liaison, Oncology builds relationships with local/regional professional societies and health plans to provide education regarding emerging abstracts and publications relevant to molecular testing as those entities make policy.
The Medical Science Liaison, Oncology plays an integral role in accelerating the advancement of patient care through demonstrated intrinsic motivation, curiosity, persistence and collaboration.
Essential Duties and Responsibilities:
- Provide scientific and technical leadership to ensure professional and credible relationships with key community physicians, and KOLs to promote understanding and adoption of our novel diagnostic technologies
- Be a resource for community physicians to evaluate and provide guidance on interpretation of real-world patient test reports
- Facilitate educational growth and understanding through the presentation of scientific content to Medical providers and their staff
- Identify opportunities for collaboration with KOLs to present at scientific forums such as national and regional specialty society meetings, as well as other strategic industry medical needs
- Synopsize and educate key staff regarding emerging abstracts and publications relevant to molecular testing
- Facilitate medical and scientific field intelligence that could include list of providers/investigators in specific tumor types. Elicit feedback on current and future products and share with our internal commercial and research divisions. Understand competitive research activities in active or planned study sites, generate insights from investigators on challenges and opportunities for sponsored clinical trials – and communicate, where appropriate, within Guardant
- Prepare and present clinical requests for information related to institutional guidelines or pathways
Qualifications
- Clinical expertise or related experience in Oncology is required
- Typically requires a university degree and typically 5 years of related experience; 3 years and a Master’s degree; or a PhD (Terminal degree in a scientific field of study Genetic Counselor, NP/PA, Pharm.D., Ph.D., M.D. or academic equivalent such as Associate Professor position)
- Experience working with clinicians to build consensus around new products and/or services
- Track record of independent presentation at major academic centers or within the community setting resulting in product adoption
- Prior experience in the introduction of a novel new clinical product is highly desired
Additional Skills
- Applies advanced knowledge of the biotechnology, diagnostics and pharmaceutical industry to advance the medical and scientific objectives our diagnostic company
- Proficiency in Excel, Word, Power Point, and other software skills; Excellent written/verbal communication skills
- Ability to work independently and remotely while maintaining a strong teamwork ethic
- Multi-dimensional in abilities to work on simultaneous tasks, work cross-team and at different levels of the organization, whether internal or external relationships to the organization
- Self-directed, intrinsically motivated, flexible to changes in an ever-changing dynamic environment
- Strong problem-solving skills, good attention to detail, time management skills and personal initiative
- Exceptional human relations skills to coordinate the accomplishment of tasks through other people
- Ability to elicit and answer clinical questions in groups ranging from individuals to larger didactic roundtables and meetings
Work Environment:
Extensive travel required up to 3-4 days/overnights per week to meet with KOLs, attend physician education talks and conference, including specialty society scientific meetings (will require some weekend work). Travel is estimated to be approximately 75%.
Office may be home-based, and involves extensive use of computer and keyboard while in home office.
AI & Digital Fluency
Demonstrate curiosity, sound judgment, and the ability to critically evaluate and responsibly leverage AI-enabled tools in accordance with company policies, ethical standards, and regulatory requirements to improve the efficiency, effectiveness, and quality of work.
Hybrid Work Model: This section is applicable to onsite employees who are eligible for hybrid work location as specified by management and related policies. Guardant has defined days for in-person/onsite collaboration and work-from-home days for individual-focused time. All U.S. employees who live within 50 miles of a Guardant facility will be required to be onsite on Mondays, Tuesdays, and Thursdays. We have found aligning our scheduled in-office days allows our teams to do the best work and creates the focused thinking time our innovative work requires. At Guardant, our work model has created flexibility for better work-life balance while keeping teams connected to advance our science for our patients.
The annualized base salary ranges for the primary location and any additional locations are listed below. This range does not include benefits or, if applicable, bonus, commission, or equity. Each candidate’s compensation offer will be based on multiple factors including, but not limited to, geography, experience, education, job-related skills, job duties, and business need.
Primary Location: Remote-USA-MO
Primary Location Base Pay Range: $145,000 - $199,350
Other US Location(s) Base Pay Range: $145,000 - $199,350
If the role is performed in Colorado, the pay range for this job is: $145,000 - $199,350
Employee may be required to lift routine office supplies and use office equipment. Majority of the work is performed in a desk/office environment; however, there may be exposure to high noise levels, fumes, and biohazard material in the laboratory environment. Ability to sit for extended periods of time.
Guardant Health is committed to providing reasonable accommodations in our hiring processes for candidates with disabilities, long-term conditions, mental health conditions, or sincerely held religious beliefs. If you need support, please reach out to Peopleteam@guardanthealth.com
A background screening including criminal history is required for this role. GH will consider qualified applicants with criminal arrest or conviction histories in a manner consistent with applicable law including but not limited to the LA County Fair Chance Policies and the Fair Chance Act (Gov. Code Section 12952).
Guardant Health is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.
All your information will be kept confidential according to EEO guidelines.
To learn more about the information collected when you apply for a position at Guardant Health, Inc. and how it is used, please review our Privacy Notice for Job Applicants.
Company Description
Guardant Health is a leading precision oncology company focused on guarding wellness and giving every person more time free from cancer. Founded in 2012, Guardant® is transforming patient care and accelerating new cancer therapies by providing critical insights into what drives disease through its advanced blood and tissue tests, real-world data and AI analytics. Guardant tests help improve outcomes across all stages of care, including screening to find cancer early, monitoring for recurrence in early-stage cancer, and treatment selection for patients with advanced cancer.
The Medical Science Liaison, Oncology provides scientific and technical leadership while educating community-based physicians with the most current study findings (abstracts and publications) encouraging the clinical value of Guardant Health’s product(s). The Medical Science Liaison, Oncology seeks opportunities to engage with physicians to review real-world cases and address questions related to test reports. The Medical Science Liaison, Oncology seeks opportunities to further progress understanding of our novel diagnostic technologies. The Medical Science Liaison, Oncology identifies opportunities for collaboration on relevant research projects and other projects of mutual interest.
The Medical Science Liaison, Oncology ensures a strong scientific partnership between Medical Affairs and Commercial. The Medical Science Liaison, Oncology builds relationships with local/regional professional societies and health plans to provide education regarding emerging abstracts and publications relevant to molecular testing as those entities make policy.
The Medical Science Liaison, Oncology plays an integral role in accelerating the advancement of patient care through demonstrated intrinsic motivation, curiosity, persistence and collaboration.
Essential Duties and Responsibilities:
- Provide scientific and technical leadership to ensure professional and credible relationships with key community physicians, and KOLs to promote understanding and adoption of our novel diagnostic technologies
- Be a resource for community physicians to evaluate and provide guidance on interpretation of real-world patient test reports
- Facilitate educational growth and understanding through the presentation of scientific content to Medical providers and their staff
- Identify opportunities for collaboration with KOLs to present at scientific forums such as national and regional specialty society meetings, as well as other strategic industry medical needs
- Synopsize and educate key staff regarding emerging abstracts and publications relevant to molecular testing
- Facilitate medical and scientific field intelligence that could include list of providers/investigators in specific tumor types. Elicit feedback on current and future products and share with our internal commercial and research divisions. Understand competitive research activities in active or planned study sites, generate insights from investigators on challenges and opportunities for sponsored clinical trials – and communicate, where appropriate, within Guardant
- Prepare and present clinical requests for information related to institutional guidelines or pathways
Qualifications
- Clinical expertise or related experience in Oncology is required
- Typically requires a university degree and typically 5 years of related experience; 3 years and a Master’s degree; or a PhD (Terminal degree in a scientific field of study Genetic Counselor, NP/PA, Pharm.D., Ph.D., M.D. or academic equivalent such as Associate Professor position)
- Experience working with clinicians to build consensus around new products and/or services
- Track record of independent presentation at major academic centers or within the community setting resulting in product adoption
- Prior experience in the introduction of a novel new clinical product is highly desired
Additional Skills
- Applies advanced knowledge of the biotechnology, diagnostics and pharmaceutical industry to advance the medical and scientific objectives our diagnostic company
- Proficiency in Excel, Word, Power Point, and other software skills; Excellent written/verbal communication skills
- Ability to work independently and remotely while maintaining a strong teamwork ethic
- Multi-dimensional in abilities to work on simultaneous tasks, work cross-team and at different levels of the organization, whether internal or external relationships to the organization
- Self-directed, intrinsically motivated, flexible to changes in an ever-changing dynamic environment
- Strong problem-solving skills, good attention to detail, time management skills and personal initiative
- Exceptional human relations skills to coordinate the accomplishment of tasks through other people
- Ability to elicit and answer clinical questions in groups ranging from individuals to larger didactic roundtables and meetings
Work Environment:
Extensive travel required up to 3-4 days/overnights per week to meet with KOLs, attend physician education talks and conference, including specialty society scientific meetings (will require some weekend work). Travel is estimated to be approximately 75%.
Office may be home-based, and involves extensive use of computer and keyboard while in home office.
AI & Digital Fluency
Demonstrate curiosity, sound judgment, and the ability to critically evaluate and responsibly leverage AI-enabled tools in accordance with company policies, ethical standards, and regulatory requirements to improve the efficiency, effectiveness, and quality of work.
Hybrid Work Model: This section is applicable to onsite employees who are eligible for hybrid work location as specified by management and related policies. Guardant has defined days for in-person/onsite collaboration and work-from-home days for individual-focused time. All U.S. employees who live within 50 miles of a Guardant facility will be required to be onsite on Mondays, Tuesdays, and Thursdays. We have found aligning our scheduled in-office days allows our teams to do the best work and creates the focused thinking time our innovative work requires. At Guardant, our work model has created flexibility for better work-life balance while keeping teams connected to advance our science for our patients.
The annualized base salary ranges for the primary location and any additional locations are listed below. This range does not include benefits or, if applicable, bonus, commission, or equity. Each candidate’s compensation offer will be based on multiple factors including, but not limited to, geography, experience, education, job-related skills, job duties, and business need.
Primary Location: Remote-USA-MO
Primary Location Base Pay Range: $145,000 - $199,350
Other US Location(s) Base Pay Range: $145,000 - $199,350
If the role is performed in Colorado, the pay range for this job is: $145,000 - $199,350
Employee may be required to lift routine office supplies and use office equipment. Majority of the work is performed in a desk/office environment; however, there may be exposure to high noise levels, fumes, and biohazard material in the laboratory environment. Ability to sit for extended periods of time.
Guardant Health is committed to providing reasonable accommodations in our hiring processes for candidates with disabilities, long-term conditions, mental health conditions, or sincerely held religious beliefs. If you need support, please reach out to Peopleteam@guardanthealth.com
A background screening including criminal history is required for this role. GH will consider qualified applicants with criminal arrest or conviction histories in a manner consistent with applicable law including but not limited to the LA County Fair Chance Policies and the Fair Chance Act (Gov. Code Section 12952).
Guardant Health is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.
All your information will be kept confidential according to EEO guidelines.
To learn more about the information collected when you apply for a position at Guardant Health, Inc. and how it is used, please review our Privacy Notice for Job Applicants.
See all 71+ OPT Medical Science Liaison Jobs
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Get Access To All JobsTips for Finding OPT Sponsorship in Medical Science Liaison
Target employers with established OPT sponsorship records
Large pharmaceutical and biotech companies like Pfizer, Genentech, and AstraZeneca have dedicated immigration teams and sponsor MSLs regularly. Smaller CROs and specialty pharma firms may lack the infrastructure to process OPT or H-1B visa paperwork efficiently.
Lead with your therapeutic area expertise
MSL hiring managers prioritize deep scientific knowledge over immigration status. Framing your PhD research or clinical rotations around a specific therapeutic area, such as oncology or neurology, makes you a scientific asset first and an OPT candidate second.
Confirm your degree qualifies for STEM OPT extension
Life sciences, pharmacology, and biomedical engineering degrees typically appear on the STEM Designated Degree Program list. Confirm your specific CIP code with your DSO early, since STEM OPT gives you 24 additional months beyond your initial 12-month authorization.
Address the travel requirement proactively
MSL roles often require 50 to 70 percent travel within a territory. On OPT, international travel requires a valid visa stamp to re-enter the U.S. Clarify your travel availability honestly, and plan visa renewals around expected conference and territory schedules.
Network at medical and scientific conferences
MSL managers attend disease-state symposia and medical society meetings to scout candidates with field-relevant expertise. Presenting a poster, attending a satellite session, or joining an MSL-focused professional association builds visibility with hiring teams outside formal job applications.
Apply early relative to your OPT start date
MSL interview cycles typically run eight to twelve weeks, including multiple rounds and a scientific presentation. Starting your search three to four months before your OPT begins ensures you have an offer and start date aligned with your authorized employment window.
Medical Science Liaison OPT: Frequently Asked Questions
Can I work as a Medical Science Liaison on F-1 OPT?
Yes. MSL roles qualify for F-1 OPT because they are directly related to life sciences, pharmacology, or clinical medicine degree programs. Your employment must fall within your field of study, so a PharmD or PhD in a relevant discipline supports authorization. If your degree is STEM-designated, you may also qualify for a 24-month STEM OPT extension after your initial 12 months.
Do MSL roles typically lead to H-1B visa sponsorship?
Many large pharmaceutical, biotech, and medical device companies sponsor H-1B visas for MSLs because the role requires a highly specialized scientific degree and qualifies as a specialty occupation. Smaller regional employers are less consistent about sponsoring. When browsing MSL openings on Migrate Mate, you can filter specifically for employers who sponsor OPT and H-1B candidates, which removes the guesswork from your search.
Does an MSL role qualify for the STEM OPT extension?
It depends on your degree, not your job title. If you hold a degree in a STEM-designated field such as pharmaceutical sciences, biomedical engineering, or biochemistry, and your MSL role falls within that field, you likely qualify. Verify your program's CIP code on the official STEM Designated Degree Program List with your DSO before applying for the extension through your school.
What documentation does an employer need to hire me as an MSL on OPT?
Your employer will need your EAD card showing work authorization dates, your I-20 with the OPT authorization page, and your passport. For STEM OPT, they must also enroll in E-Verify and sign a formal training plan. MSL employers at established pharma companies are generally familiar with this process, but it's worth confirming their E-Verify enrollment before accepting an offer.
How much territory travel affects my OPT status?
Domestic travel within your MSL territory has no impact on your OPT status. International travel requires a valid F-1 visa stamp and a signed I-20 from your DSO to re-enter the United States. If your visa stamp expires while you are on OPT, you must renew it at a U.S. consulate abroad before returning, which can affect territory coverage and conference schedules.