Senior Medical Science Liaison, Southwest (CA, HI)

Company: Lantheus Medical Imaging Inc
Location: Los Angeles
Posted on: February 17, 2026

Job Description:

Job Description Job Description About Lantheus Lantheus (NASDAQ: LNTH) is the leading radiopharmaceutical -focused company, delivering life-changing science to enable clinicians to Find, Fight and Follow disease to deliver better patient outcomes. Headquartered in Massachusetts with offices in New Jersey, Canada, Germany, Sweden, Switzerland and United Kingdom, Lantheus has been providing radiopharmaceutical solutions for nearly 70 years. Today, we’re expanding our portfolio and pipeline across oncology, neurology and cardiology. Through recent acquisitions, along with strategic partnerships across the life sciences ecosystem, we are accelerating our efforts to advance precision medicine and improve patient outcomes around the world. At Lantheus we are purpose-driven, and every employee plays a vital role in our success. We’re dedicated to cultivating a high-growth, forward-thinking culture where innovation thrives and diverse perspectives drive meaningful progress. Join us and be part of a company where your contributions make a real impact, because we know someone’s health is in our hands. Job Summary The Sr. MSL is a key member of Global Medical Affairs, communicating scienti?c, clinical and technical information within the medical community, developing and maintaining strong collaborative relationships with Key Opinion Leaders and serving as a therapeutic and radiopharmaceutical expert with internal audiences. Preferred candidates will reside near an international airport. The Sr. MSL demonstrates expertise and extensive knowledge in the ?eld of oncology, radiopharmaceuticals, medical imaging trends, clinical trials and scienti?c activities within the oncology therapeutic and medical imaging arena. Continuously updates this expertise and knowledge based on training direction and approved resources provided. This is a remote position open to applicants authorized to work for any employer within the United States. Responsibilities and essential functions: Identi?es, develops and maintains long term collaborative relationships with Key Opinion Leaders in assigned territory Demonstrates strong communication skills with the ability to present approved scienti?c data of varying levels of complexity to internal and external customers in both group and one-to-one settings, appropriately adjusted to the audience and in accordance with Company Policies, and applicable laws, regulations and ethical standards Demonstrates appropriate response and documents the provision of accurate, approved scienti?c data in response to unsolicited scienti?c questions or requests posed by internal and external customers for approved Products/Brands and for products in development in accordance with Company Policies, and applicable laws, regulations and ethical standards Shares appropriate approved clinical/technical information in a timely manner with the appropriate functional teams and other internal personnel. Utilizes advanced clinical and technical expertise in contacts with External Experts, in accordance with the strategy developed by the Company and Compliance Policies to further understand and gain insight into (1) diagnostic medical imaging patterns in prostate cancer (2) treatment guidelines and therapeutic advances in the oncology arena, (3) the needs and interests of Healthcare providers, and (4) the medical needs of patients Identi?es potential speakers for promotional programs and speaker training meetings Provides constructive feedback to speakers and Lantheus (e.g., Professional Promotions) regarding accuracy and delivery of approved presentations and adherence to Compliance Policies Fully understands and complies with Lantheus Pharmacovigilance SOPs regarding Adverse Events Identi?es potential investigators for investigator sponsored trials following approved processes Adheres to the US “Compliance Code of Conduct” and all LMI policies and procedures, the OIG Guidance, the PhRMA Code, GCP, HIPAA and relevant FDA laws and regulations (certify completion where required) Quali?cations & Requirements: PhD, PharmD or MD required 5 years MSL experience preferred 7 years total relevant industry/clinical experience including oncology, urology, or radiopharmaceuticals/medical imaging preferred Pro?cient at translating approved scienti?c or clinical data into high quality medical information to help Healthcare providers best serve their patients Demonstrated leadership working in a team environment with the ability to communicate effectively with management, peers, and all cross-functional teams Highly motivated to achieve optimal results with a demonstrated record of growth and achievement Proven ability to successfully manage multiple tasks simultaneously and adapt to and communicate change Exceptional communicator and presenter with proven oral and written communications skills Other requirements: Oncology and/or Radiopharmaceutical knowledge, including key scienti?c publications In-depth knowledge of a technical, scienti?c or clinical area Knowledge of clinical trial design and process Knowledge of principles and implications of pharmacoeconomic data Advanced knowledge of the US Healthcare System and the Medical Imaging industry Advanced Word, PowerPoint, and Excel skills 70% Travel required; reside near a major airport Please be aware that Lantheus has a Mandatory COVID-19 Vaccination Policy applicable to this position Core Values The ideal candidate will embody Lantheus core values: Let people be their best Respect one another and act as one Learn, adapt, and win Know someone’s health is in our hands Own the solution and make it happen The pay range for this position is between $191,000 and $286,000 annually. Actual base pay offered may vary depending on a number of factors such as job-related knowledge, skills and experience. Employees in this position are eligible for a discretionary performance-based cash incentive, and depending on the level of the role may be eligible for a discretionary annual equity award. Benefits for this position include a comprehensive health benefits package that includes medical, prescription drug, dental, and vision coverage. Other offerings include life and disability benefits, pre-tax accounts, a 401(k) with company contribution, and a variety of other benefits. In addition, employees are eligible for a generous time off package including paid vacation, holidays, sick days, and paid parental leave. Interested candidates can apply at Lantheus.com. Applications for this position will be accepted until February 9, 2026. Lantheus is an equal opportunity employer that provides a workplace free from discrimination. All qualified applicants and employees are considered without regard to race, color, sex, gender identity or expression, age, religion, national origin, ancestry, ethnicity, disability, veteran status, genetic information, sexual orientation, marital status, or any other characteristic protected by law. Lantheus is an E-Verify Employer. Any applicant requiring an accommodation in connection with the hiring process and/or to perform the essential functions of the position for which the applicant has applied should make a request to the Lantheus Talent Acquisition team at talentacquisition@lantheus.com.

Keywords: Lantheus Medical Imaging Inc, Palmdale , Senior Medical Science Liaison, Southwest (CA, HI), Healthcare , Los Angeles, California