Sub Investigator - San Antonio (Contract, Part-time)

Remote, USA Full-time Posted 2026-05-31
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Who we are

We’re a global, midsize CRO that pushes boundaries, innovates and invents because the path to a cure for the world’s most persistent diseases is not paved by those who play it safe. It is built by those who take pioneering, creative approaches and implement them with quality and excellence.

We are Worldwide Clinical Trials, and we are a global team of over 3,500+ experts, bright thinkers, dreamers and doers and, together, we are changing the way the world experiences CROs – in the best possible way.

Our mission is to work with passion and purpose every day to improve lives and we are looking for others who value this same pursuit.

Why Worldwide

We believe everyone plays an important role in making a world of difference for patients and their caregivers. From our hands-on, accessible leaders, to our cohesive and supportive teams, we are committed to enabling professionals from all backgrounds and experiences to succeed. We prioritize cultivating a diverse and inclusive environment that continues to promote collaboration and creativity. We are proud to be a workplace where people thrive by being themselves and are inspired to do their best work every day. Join us!

What the Sub Investigator does at Worldwide Clinical Trials

Working under legally required physician supervision, which is provided by the Company’s Medical Director and Associate Medical Directors, the Sub Investigator-Nurse Practitioner (NP), considered an Advanced Practice Registered Nurse (APRN) or Sub Investigator- Physician’s Assistant (PA), performs screening evaluations, which include but are not limited to, conducting physical exams, medical evaluations, and medical history evaluations of screening volunteers and/or subjects during the course of the study participation.

The Sub Investigator may also perform medical duties within their scope of practice while the subjects are on study. The Sub Investigator also evaluates adverse events reported by study subjects and/or research staff and then communicates findings to the Principal Investigator. The Sub Investigator provides medical expertise and support to all research staff members for the successful implementation of clinical trials conducted at Worldwide Clinical Trials.

    What you will do
  • Responsible for reviewing and clarifying volunteers’ medical histories and for conducting physical exams to help determine their eligibility for study enrollment according to protocol specifications
  • Must, under medical supervision and direction, be able to medically monitor and assess subjects’ progress during their study participation
  • Accountable for accurately obtaining, preparing, and examining certain laboratory specimens as defined
  • Reviews and is knowledgeable of assigned clinical trial protocols
  • Attends clinical trial protocol initiation meetings at management’s request
  • Reviews volunteers’ medical and medication histories
  • Conducts physical examinations and assists in determining volunteers’ eligibility for study enrollment according to protocol specifications
  • Works with the Medical Director and other medical personnel to ensure the safety of all research participants and to schedule time for visits that require physical exams and/or other Investigator assessments
  • Obtains and prepares certain laboratory specimens as defined in the study protocol and as assigned by Worldwide Clinical Trials Management
  • Assesses Laboratory results and ECG tracings to determine subject eligibility with Physician Investigator oversight
  • Monitors and assesses the health status and response to treatment of subjects during their course of study participation
  • Evaluates adverse events reported by study subjects and/or research staff and then communicates findings to the Principal Investigator
  • Provides medical expertise and support to research staff members for the successful implementation of clinical trials
  • Reviews screening tools and other study-related documents as requested by research staff
  • Shares in the day-to-day training and direction of research staff pertaining to basic research processes, new therapeutic areas, and study-specific requirements
  • Remains knowledgeable of, complies with, and keeps Medical Director and Associate Medical Directors informed of State laws and regulations pertaining to Nurse Practitioners, or Physician’s Assistants, as set forth by the Texas Board of Nursing
  • Assist in updating work instructions related to areas of expertise as needed and at least annually
  • Completes all necessary in-house training, including Standard Operating Procedures (SOP)s and work instructions, and maintains continuing medical education activities related to the profession
  • Assists with Occupational Safety and Health Administration (OSHA) training as requested
  • Assists the Medical Director, physician investigators, and other research staff in ensuring that NP or PA assessments and documentation are reviewed and co-signed by a supervising physician within a reasonable period as required by state law

Performs other duties as assigned. The duties and responsibilities listed above are representative of the nature and level of work assigned and are not necessarily all-inclusive.

    What you will bring to the role
  • Acquisition and demonstration of professional medical skills and knowledge for performing accurate patient
  • Assessments for continuous analysis of the health status of research participants
  • Excellent attention to detail; ability to interview and communicate effectively with volunteers
  • Ability to perform and record physical exam findings and assessments on volunteers participating in a wide variety of clinical trials
  • Demonstrates a high proficiency in identifying, integrating, and documenting abnormal physical findings and can, in turn, communicate findings to the Medical Director, other Investigators, research staff, and study subjects in an objective, appropriate, and professional manner
  • Excellent verbal and written communication skills and basic computer skills.
  • Has in-depth knowledge of and adherence to medical ethics
  • Complies with the rules and regulations established by the Texas Board of Nursing.
  • In addition to the above stated requirements, is knowledgeable of the clinical research process, including International Council for Harmonisation (ICH) guidelines for Good Clinical Practice
    Your experience
  • Bachelors and Master’s Degree and completion of an American Medical Association-approved Nurse Practitioner program. Current “Nurse Practitioner Permit” (license) through the Texas Board of Nursing
  • Minimum of five (5) years’ experience in clinical practice as a Nurse Practitioner
    Or
  • Bachelor’s and Master’s degrees, and completion of an American Medical Association-approved Physician’s Assistant program
  • Current PA license through the Texas Board of Nursing
  • Minimum of five (5) years’ experience in clinical practice as a Physician’s Assistant
  • Preferred Two (2) years of clinical research experience
  • Proficiency in women’s health care/exams

Promotion to the next level is not automatic based on years of experience. Personnel are evaluated on proven competency, level of responsibility, and ability to work independently.

We love knowing that someone is going to have a better life because of the work we do.

To view our other roles, check out our careers page at Discover a world of difference at Worldwide! For more information on Worldwide, visit www.Worldwide.com or connect with us on LinkedIn.

Worldwide is an equal opportunity employer that is committed to enabling professionals from all backgrounds and experiences to succeed and, to that end, we prioritize attracting diverse talent and cultivating an inclusive environment that encourages collaboration and creativity. We know that when our employees feel appreciated and included, they can be more creative, innovative, and successful. We’re on a mission to hire the very best and are committed to creating exceptional employee experiences where everyone is respected and has access to equal opportunity. We provide equal employment opportunities to all employees and applicants regardless of race, color, ethnicity, ancestry, religion, national origin, gender, sex, gender identity or expression, sexual orientation, age, citizenship, marital or parental status, disability, military status, or other class protected by applicable law.

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