Senior Medical Physicist – Molecular Imaging (SPECT & SPECT/CT)

Siemens Healthineers; Hoffman Estates (IL); On-site; USD 131,910 - 181,379; Full time

Job summary

Siemens Healthineers in Hoffman Estates, IL, seeks a scientifically driven professional to lead quantitative SPECT/SPECT-CT imaging projects. You will guide reconstruction, calibration, and dosimetry workflows across platforms, collaborate with engineers, regulatory teams, and clinicians, and contribute to clinical research and publications.

You will design phantom studies, validate image formation methods, and translate clinical needs into innovative imaging solutions while communicating

Qualifications

• Ph.D., D.Sc., or M.S. in Medical Physics, Physics, Nuclear Engineering, Biomedical Engineering, or related field.
• At least 5 years of clinical or industry experience in Nuclear Medicine with hands-on SPECT/SPECT/CT.
• Deep understanding of quantitative SPECT, calibration, recovery coefficients, activity quantification and NEMA/ACR-like standards.
• Strong expertise in image reconstruction, processing, and quantitative imaging workflows.
• Experience performing radionuclide dosimetry and using established software tools.
• Ability to communicate across multidisciplinary teams and translate complex concepts.

Responsibilities

• Providing scientific leadership in quantitative SPECT and SPECT/CT imaging, reconstruction methodologies, and image quality optimization.
• Supporting development, validation, and clinical implementation of advanced quantitative imaging workflows across Siemens Healthineers platforms.
• Evaluating and optimizing clinical task‑based image formation methods.
• Designing, executing, and interpreting phantom studies to assess quantitative accuracy and system performance.
• Performing and supporting quantitative imaging analyses, calibration methodologies, and SUV measurements.
• Applying patient‑specific radionuclide dosimetry methodologies to support theranostic treatment planning and imaging initiatives.
• Collaborating with product development, systems engineering, software development, regulatory, and clinical teams to translate needs into product solutions.
• Supporting image quality assessments, performance evaluations, and validation activities using applicable standards.
• Providing scientific consultation to customers and internal stakeholders on advanced quantitative SPECT and dosimetry workflows.
• Supporting clinical research initiatives and evidence generation in Molecular Imaging technologies.
• Developing technical documentation, reports, publications, and training materials.

Skills

Quantitative imaging

Image reconstruction

Dosimetry

Phantom study design

Cross-functional collaboration

Scientific communication

Multi-disciplinary teamwork

Education

Ph.D., D.Sc., or M.S. in Medical Physics, Physics, Nuclear Engineering, Biomedical Engineering, or related field

Tools

SPECT systems

SPECT/CT

OLINDA/EXM

HERMES

4DM

Cedars

xSPECT

Job description

Responsibilities

• Providing scientific leadership in quantitative SPECT and SPECT/CT imaging, reconstruction methodologies, and image quality optimization.
• Supporting the development, validation, and clinical implementation of advanced quantitative imaging workflows across Siemens Healthineers Molecular Imaging platforms.
• Evaluating and optimizing clinical task‑based image formation methods.
• Designing, executing, and interpreting phantom studies to assess quantitative accuracy, lesion detectability, contrast recovery, image noise characteristics, and overall system performance.
• Performing and supporting quantitative imaging analyses, calibration methodologies, recovery coefficient studies, SUV measurements, and activity concentration assessments.
• Applying patient‑specific radionuclide dosimetry methodologies to support theranostic treatment planning, response assessment, and quantitative imaging initiatives.
• Collaborating with product development, systems engineering, software development, regulatory, and clinical teams to translate clinical needs into innovative product solutions.
• Supporting image quality assessments, performance evaluations, acceptance testing, and validation activities using applicable NEMA, IEC, and industry standards.
• Providing scientific consultation and technical expertise to customers, field organizations, and internal stakeholders on advanced quantitative SPECT and dosimetry workflows.
• Supporting clinical research initiatives, scientific collaborations, and evidence‑generation activities that advance Molecular Imaging technologies.
• Developing technical documentation, scientific reports, presentations, publications, and training materials for internal and external audiences.

Required Qualifications

• Ph.D., D.Sc., or M.S. in Medical Physics, Physics, Nuclear Engineering, Biomedical Engineering, or a related scientific discipline.
• Minimum of 5 years of clinical and/or industry experience in Nuclear Medicine with demonstrated hands‑on experience using SPECT and SPECT/CT imaging systems.
• Deep understanding of quantitative SPECT and SPECT/CT imaging, including calibration methodologies, recovery coefficient analysis, activity quantification, image quality assessment, and instrument assessments following NEMA NU1, IEC61675‑2, ACR or similar.
• Strong expertise in image reconstruction, image processing, and quantitative imaging workflows.
• Experience performing radionuclide dosimetry using established methodologies and software tools.
• Knowledge of nuclear medicine instrumentation and detector physics, including detector technologies, collimator performance, system sensitivity, spatial resolution, and count‑rate behavior.
• Experience conducting phantom studies, image quality evaluations, and system performance assessments.
• Strong analytical, problem‑solving, and scientific communication skills.
• Demonstrated ability to work effectively across multidisciplinary teams and communicate complex technical concepts to diverse audiences.

Preferred Qualifications

• Board certification through ABR, CCPM, or an equivalent medical physics certification organization.
• Clinical experience with Siemens Healthineers Molecular Imaging platforms such as Symbia TruePoint, Symbia Intevo (Bold), SYMBIA Pro.specta with IQ, SPECT(+), and xSPECT technologies.
• Experience supporting theranostics programs, quantitative imaging initiatives, or clinical research studies.
• Experience with OLINDA/EXM, HERMES Medical Solutions, or other related platforms.
• Experience with Nuclear Cardiology software such as 4DM, Cedars or other related platforms.
• Experience with Nuclear Neurology software.
• Experience collaborating with physicians, technologists, and administrators.
• Scientific publication record and presentations at professional meetings such as SNMMI, EANM, RSNA, IEEE NSS/MIC, AAPM or similar organizations.
• Familiarity with advanced image analysis techniques, AI‑assisted image reconstruction, and quantitative imaging of biomarkers.

Salary & Benefits

The Base Pay Range for this position is $131,910 – $181,379. Factors which may affect starting pay within this range may include geography/market, skills, education, experience, and other qualifications of the successful candidate. If this is a commission eligible position the commission eligibility will be in accordance with the terms of the Company’s plan. Commissions are based on individual performance and/or company performance.

Benefits include medical insurance, dental insurance, vision insurance, 401(k) retirement plan, life insurance, long‑term and short‑term disability insurance, paid parking/public transportation, paid time off, paid sick and safe time.

Equal Employment Opportunity Statement

Siemens Healthineers is an Equal Opportunity and Affinity Employment Employer encouraging diversity in the workplace. All qualified applicants will receive consideration for employment without regard to their race, color, creed, religion, national origin, citizenship status, ancestry, sex, age, physical or mental disability unrelated to ability, marital status, family responsibilities, pregnancy, genetic information, sexual orientation, gender expression, gender identity, transgender status, sex stereotyping, order of protection status, protected veteran or military status, or an unfavorable discharge from military service, and other categories protected by federal, state or local law.

EEO is the Law: Applicants and employees are protected under Federal law from discrimination. To learn more, click here.

Reasonable Accommodations: Siemens Healthineers is committed to equal employment opportunity. As part of this commitment, we will ensure that persons with disabilities are provided reasonable accommodations. If you require a reasonable accommodation in completing a job application, interviewing, completing any pre‑employment testing, or otherwise participating in the employee selection process, please fill out the accommodations form here. If you’re unable to complete the form, you can reach out to our HR People Connect People Contact Center for support at [e-mail]. Please note HR People Connect People Contact Center will not have visibility of your application or interview status.