NewRadiologic Technologist I Lowell General HospitalRadiologic Technologist ILowell, MAYou’ll gain hands-on experience across a wide range of settings, including the Emergency Department, inpatient and outpatient imaging, the OR, portable exams, and fluoroscopy —building confidence and clinical skills from day one. In addition, this role focuses on performing the following Diagnostic Radiology duties: Evaluates physical conditions related to diagnostics are typically technically skilled and able to operate medical imaging equipment for this purpose.
NewRadiologic Technologist II Lowell General HospitalRadiologic Technologist IILowell, MA$37.18–$47.41 / hourWhether you thrive in a fast-paced trauma setting or enjoy the variety of procedural and patient-focused care, this role offers hands-on experience, continuous learning, and the chance to grow into a well-rounded imaging professional. Our Radiology Technologists have the unique opportunity to expand their skills and cross-train across multiple specialties, including the Emergency Department, inpatient and outpatient imaging, the OR, portable exams, and fluoroscopy .
NewInterventional Radiology Technologist, Opportunities for Training, Sign-on Bonus Eligible Lowell General HospitalInterventional Radiology Technologist, Opportunities for Training, Sign-on Bonus EligibleLowell, MA$44.17–$56.32 / hourThe technologist will be trained and experienced in caring for patients undergoing various Interventional Radiology Procedures, including Angiograms, Thrombectomy, Kyphoplasty, Venous Access, Biopsy, and Drainage. Individual offers are determined through a comprehensive approach that considers relevant experience, certifications, education, skills, and internal equity to ensure fair and consistent compensation aligned with our organizational goals.
NewCT Technologist II Lowell General HospitalCT Technologist IILowell, MACT Technologists are supported by strong leadership, experienced teammates, and access to modern imaging technology that helps strengthen both clinical skills and confidence. Beyond base pay, Tufts Medicine provides a comprehensive Total Rewards package that supports your health, financial security, and career growth—one of the many ways we invest in you so you can thrive both at work and outside of it.
NewTravel Radiologic Technologist Fusion Medical StaffingTravel Radiologic TechnologistManchester, NHThe Radiologic Technologist performs advanced imaging procedures using radiographic equipment to produce high-quality images that aid physicians in diagnosing and treating medical conditions. Technical/Motor Skills - Must have the ability to grasp, perform fine manipulation, push/pull, and move about when assisting with procedures and/or using department equipment.
NewRadiology - Radiologic Technologist (X-Ray) Trusted HealthRadiology - Radiologic Technologist (X-Ray)Manchester, NHEquipment includes Philips, Siemens, and GE OEC C-arms; Carestream portables; and Canon and Siemens XR rooms. Join the thousands of nurses and allied health professionals across the country who have already made the switch to a more modern way to work.
NewRadiology Aide I UnitedHealth GroupRadiology Aide IChelmsford, MA$16–$29 / hourUnder direction, delivers excellent customer service and support to patients, clinicians, and technologists, with primary responsibility for answering phones, scheduling and managing appointments including appropriate follow-up appointments, and conducting outreach calls on behalf of the radiology department. Perform image sharing functions including but not limited to: assuring availability of radiographs for medical appointments, coordinating previous imaging acquisition from other institutions and assisting in downloading of CD's to patients EMR/PACS.
NewRadiologic Technologist I, II, III Lowell General HospitalRadiologic Technologist I, II, IIILowell, MA$40.53–$51.67 / hourWhether you thrive in a fast-paced trauma setting or enjoy the variety of procedural and patient-focused care, this role offers hands-on experience, continuous learning, and the chance to grow into a well-rounded imaging professional. In addition, this role focuses on performing the following Diagnostic Radiology duties: Evaluates physical conditions related to diagnostics are typically technically skilled and able to operate medical imaging equipment for this purpose.
NewRadiology, Physician (Diagnostic Imaging Service) VAMC Manchester, NH - Full-time - Recruitment Ince Department of Veteran AffairsRadiology, Physician (Diagnostic Imaging Service) VAMC Manchester, NH - Full-time - Recruitment InceManchester, NHResponsibilities include the interpretation of x-ray, CT MRI, US, nuclear medicine exams, performing and interpreting fluoroscopy exams, protocoling and approving CT, MRI and nuclear medicine exams, and notifying ordering physicians or nurse practitioners of critical results. Diagnostic Radiologist Physicians are physicians who have completed an Accreditation Council for Graduate Medical Education (ACGME) accredited Radiology residency program, or an equivalent foreign program, and who perform and interpret diagnostic imaging, interventional or nuclear medicine studies.
NewTravel CT Technologist Fusion Medical StaffingTravel CT TechnologistManchester, NHThey prepare patients for the procedure, position patients with considerations for safety and image accuracy, ensure proper imaging protocols are followed, and work closely with radiologists to obtain high-quality images for accurate diagnosis. CT Techs also maintain equipment, keep patient records, and follow safety procedures to minimize radiation exposure and provide compassionate care to patients throughout the imaging process.
Radiology Technologist - MultiSite - Londonderry/Bedford/Hooksett - Per Diem SolutionHealthRadiology Technologist - MultiSite - Londonderry/Bedford/Hooksett - Per DiemLondonderry, New HampshireARRT certification, Required ARRT eligible candidates will be considered for hire with the expectation that certification will be obtained within 12 months of hire. The practice of radiography is performed by a segment of health care professionals responsible for the administration of ionizing radiation for diagnostic or therapeutic purposes.
Radiology Technologist - Rad-Diagnostic - Full Time second shift SolutionHealthRadiology Technologist - Rad-Diagnostic - Full Time second shiftManchester, New HampshireARRT certification, Required ARRT eligible candidates will be considered for hire with the expectation that certification will be obtained within 12 months of hire. The practice of radiography is performed by a segment of health care professionals responsible for the administration of ionizing radiation for diagnostic or therapeutic purposes.
Radiology Technologist- Mobile Onsite Medical Imaging and Laboratory ServicesRadiology Technologist- Mobilewilmington, MAAbout us: Onsite Medical Imaging and Laboratory Services is a growing mobile imaging provider delivering high-quality diagnostic services directly to patients in nursing homes, assisted living facilities, and private residences. Basic Purpose:Completes day-to-day radiological imaging functions to produce quality images for the ordering physicians and radiologists.
Radiology Student Technologist | Per Diem Concord HospitalRadiology Student Technologist | Per DiemConcord, NHUnder direct supervision of the Chief Diagnostic Radiology Technologist, Director of Radiology, Chairman or Manager, the Radiology Student Technologist performs diagnostic radiology imaging procedures and related techniques resulting in the interpretation by, or at the request of, a licensed practitioner. The employee must regularly lift, carry or push/pull up to 10 pounds, frequently lift, carry or push/pull up to 10 - 25 pounds, and occasionally lift, carry or push/pull up to 20 - 50 pounds.
Radiology Technologist HCA Healthcare IncRadiology TechnologistDerry, NHAs part of HCA Healthcares trusted network, youll be connected to Catholic Medical Center in Manchester, Portsmouth Regional Hospital in Portsmouth, Frisbie Memorial Hospital in Rochester, three freestanding ERs, and more than 70 care sites across New Hampshire. With nearly 5,000 colleagues, including 1,500 nurses and 1,000 affiliated physicians, HCA Healthcare offers a supportive team-oriented environment where your contributions are valued, your growth is encouraged, and your impact is felt every day.
Ortho Radiology Technologist HCA Healthcare IncOrtho Radiology TechnologistRochester, NHResponsible for maintaining current licensure and certification for the facility radiology equipment and licensureWhat qualifications you will need:Two years training in an accredited school for Radiology Technology, basic x-ray experience and trauma work is required. HCA Healthcare's New Hampshire hospitals also include Catholic Medical Center in Manchester, Portsmouth Regional Hospital, Parkland Medical Center in Derry, and freestanding emergency rooms in Seabrook, Dover, and Plaistow.
Travel Radiology Tech - $2,916 per week in Manchester, NH Seven HealthcareTravel Radiology Tech - $2,916 per week in Manchester, NHManchester, NH$2,916Located in the heart of New Hampshire, Manchester offers a blend of city living and natural beauty, with easy access to outdoor activities, cultural attractions, and a welcoming community perfect for healthcare professionals. This role involves working within a hospital environment, where you'll be part of a team utilizing state-of-the-art equipment in a dynamic and supportive setting.
Radiology Technologist - Full time afternoons SolutionHealthRadiology Technologist - Full time afternoonsNashua, NHAnchored by Southern New Hampshire Medical Center-a 188-bed, DNV-accredited hospital in downtown Nashua with a Level III-N trauma center, Level II Special Care Nursery, and Magnet® designation for nursing excellence-we offer a full spectrum of services from primary care to advanced diagnostics and specialized treatments. Who We Are: Southern New Hampshire Health has been a cornerstone of the region since 1893, delivering high-quality, compassionate care close to home.
Radiology Technologist - Per diem SolutionHealthRadiology Technologist - Per diemNashua, NHAnchored by Southern New Hampshire Medical Center-a 188-bed, DNV-accredited hospital in downtown Nashua with a Level III-N trauma center, Level II Special Care Nursery, and Magnet designation for nursing excellence-we offer a full spectrum of services from primary care to advanced diagnostics and specialized treatments. Job Description: Who We Are: Southern New Hampshire Health has been a cornerstone of the region since 1893, delivering high-quality, compassionate care close to home.
Radiology Technologist, 24 Hours, Evenings UMass Memorial HealthRadiology Technologist, 24 Hours, EveningsLeominster, MassachusettsExceptional patient care, academic excellence and leading-edge research make UMass Memorial the premier health system of Central Massachusetts, and a place where we can help you build the career you deserve. 2. Thoroughly knowledgeable in anatomy, patient positioning, examination techniques, equipment protocols, radiation safety, radiation protection and basic patient care.
Radiology Technologist, 24 Hours, Days UMass Memorial HealthRadiology Technologist, 24 Hours, DaysLeominster, MassachusettsExceptional patient care, academic excellence and leading-edge research make UMass Memorial the premier health system of Central Massachusetts, and a place where we can help you build the career you deserve. 2. Thoroughly knowledgeable in anatomy, patient positioning, examination techniques, equipment protocols, radiation safety, radiation protection and basic patient care.
Travel Radiology Tech - $3,273 per week in Manchester, NH Seven HealthcareTravel Radiology Tech - $3,273 per week in Manchester, NHManchester, NH$3,273Seven Healthcare is seeking a highly skilled Radiologic Technologist specializing in Interventional Radiology for a travel assignment in Manchester, NH. Seven Healthcare is a trusted staffing agency with 5-star ratings on Google and Vivian and recognition as a Best Travel Nurse Company 2024 by BluePipes.
Mgr Clinical Radiology Operations - Radiology-Diagnostic - Full TIme SolutionHealthMgr Clinical Radiology Operations - Radiology-Diagnostic - Full TImeManchester, NHThis role ensures high-quality patient care, regulatory compliance, and efficient departmental performance while fostering collaboration and integration across hospital divisions and external partners. About the Job: The Manager, Clinical Radiology Operations is responsible for overseeing the daily operations and clinical staff within the Diagnostic Imaging Departments.
Interventional Radiology Technologist II Lowell General HospitalInterventional Radiology Technologist IILowell, MA$44.17–$56.32 / hourBeyond base pay, Tufts Medicine provides a comprehensive Total Rewards package that supports your health, financial security, and career growth-one of the many ways we invest in you so you can thrive both at work and outside of it. Individual offers are determined using a comprehensive approach that considers relevant experience, certifications, education, skills, and internal equity to ensure compensation is fair, consistent, and aligned with our business goals.
NewTravel Radiology Tech - $1,928 per week in Manchester, NH Seven HealthcareTravel Radiology Tech - $1,928 per week in Manchester, NHManchester, NH$1,928Seven Healthcare is a trusted staffing agency with 5-star ratings on Google and Vivian and recognition as a Best Travel Nurse Company 2024 by BluePipes. Seven Healthcare are seeking a skilled Radiologic Technologist specializing in Interventional Radiology for a travel assignment in Manchester, NH.
NewTravel Radiology Tech in Gardner, MA AlliedTravelCareersTravel Radiology Tech in Gardner, MAGardner, MA10 hour shifts and days to be covered;# of Postions=1;Guaranteed Hours=40;Type=Travel;BillRate=100.00;OTRate=110; OTRules=By The Week, after 40, CallbackRate=110 (All Inclusive Rate + $10); HolidayRate=110 (All Inclusive Rate + $10); OnCallRateDescription=$2 per hour pager; Description=Job SummaryCT technologists utilize computerized tomography (CT) scanners to produce cross-section images of patients internal organs and tissues for the diagnosis of medical issues. Source=Medefis5;SourceID=297671; Status=Open;Association=Heywood Healthcare Family; Client=Heywood Hospital; City=Gardner; State=MA; Zip='01440; Start=6/29/2026;End=9/28/2026;Duration=91;Cert=Diagnostic Imaging; Specialty=Radiologic Technologist, CT Technologist; Unit=Radiologic Technologist, CT Technologist; Shift=Flexible shifts, Weekends/Holidays, First and Second shift coverage at both sites as needed.
Travel Interventional Radiology (IR) - $2,668 per week in Manchester, NH Cynet HealthTravel Interventional Radiology (IR) - $2,668 per week in Manchester, NHManchester, NH$2,668Join a dedicated team committed to patient experience and quality care. Looking for skilled professionals who thrive in a dynamic work setting.
NewTravel Radiology Tech - $1,616 to $1,666 per week in Manchester, NH AlliedTravelCareersTravel Radiology Tech - $1,616 to $1,666 per week in Manchester, NHMANCHESTER, NH$1,616–$1,666Certified radiology technologist, radiology technologist, radiology tech, rad tech, radiology, allied, allied health, healthcare, health care, radiology tech, medical, patient care, radiologic technologist At AMN Healthcare, we strive to be recognized as the most trusted, innovative, and influential force in helping healthcare organizations provide quality patient care that continually evolves to make healthcare more human, more effective, and more achievable.
Clinical Education Lab Coordinator - Radiology - Full time SolutionHealthClinical Education Lab Coordinator - Radiology - Full timeNashua, NHAnchored by Southern New Hampshire Medical Center-a 188-bed, DNV-accredited hospital in downtown Nashua with a Level III-N trauma center, Level II Special Care Nursery, and Magnet designation for nursing excellence-we offer a full spectrum of services from primary care to advanced diagnostics and specialized treatments. Alongside educational duties, you will perform a full range of diagnostic imaging procedures while ensuring patient safety, comfort, and high-quality imaging outcomes.
Travel Interventional Radiology (IR) - $2,338 to $2,687 per week in Manchester, NH AlliedTravelCareersTravel Interventional Radiology (IR) - $2,338 to $2,687 per week in Manchester, NHManchester, NH$2,338–$2,687The IR Technologist works closely with the interventional radiologist and healthcare team to support complex vascular and non-vascular procedures in a fast-paced, high-acuity environment. Job Details Fusion Medical Staffing is seeking a skilled Interventional Radiology Technologist (IR tech) for a 13-week travel assignment in Manchester, New Hampshire.
Travel Interventional Radiology (IR) - $2,614 to $3,004 per week in Manchester, NH AlliedTravelCareersTravel Interventional Radiology (IR) - $2,614 to $3,004 per week in Manchester, NHManchester, NH$2,614–$3,004The IR Technologist works closely with the interventional radiologist and healthcare team to support complex vascular and non-vascular procedures in a fast-paced, high-acuity environment. Job Details Fusion Medical Staffing is seeking a skilled Interventional Radiology Technologist (IR tech) for a 13-week travel assignment in Manchester, New Hampshire.
Radiology Technologist, X-Ray, 32 Hours, Days and Every other Weekend Heywood HospitalRadiology Technologist, X-Ray, 32 Hours, Days and Every other WeekendGardner, Massachusetts$33.14–$42.49 / hourFull timeOccasionally stoop (bending the body downward and forward by bending the spine at the waist), crouches (bending the body downward and forward by bending legs and spine), and feels (perceiving attributes of items as size, shape, temperature, or texture by means of the fingertips). Organizational Expectations Behavioral Attributes The following behavioral attribute are required: achievement motivation, concern for order, flexibility, initiative, self confidence, self-control, customer service orientation, interpersonal effectiveness, teamwork and information seeking.
Radiology Technologist Northeast Rehabilitation Hospital NetworkRadiology TechnologistSALEM, NHQualifications Graduate of an accredited school of radiologic technology Registration with the American Registry of Radiologic Technologists required Required RT license in MA and NH Trained and certified biennially in BLS Healthcare Provider Level C. At Northeast Rehabilitation Hospital Network (NRHN), our services and programs are guided by our Service Pledge and core values of Honesty, Integrity, Responsibility, Trust, and Respect.
NewTravel Radiology Tech - $1,474 to $1,694 per week in Manchester, NH AlliedTravelCareersTravel Radiology Tech - $1,474 to $1,694 per week in Manchester, NHManchester, NH$1,474–$1,694Summary: The Radiologic Technologist performs advanced imaging procedures using radiographic equipment to produce high-quality images that aid physicians in diagnosing and treating medical conditions. Technical/Motor Skills - Must have the ability to grasp, perform fine manipulation, push/pull, and move about when assisting with procedures and/or using department equipment.
Radiology Tech - Surgical Center of New Hampshire SCA HealthRadiology Tech - Surgical Center of New HampshireDerry, New HampshireAs part of Optum, SCA Health is redefining specialty care by developing more accessible, patient-centered practice solutions for a network of more than 370 ambulatory surgical centers, over 400 specialty physician practice clinics and numerous labs and surgical hospitals. Our work spans a broad spectrum of services, all designed to support physicians, health systems and employers in delivering efficient, value-based care to patients without compromising quality or autonomy.
CT/Radiology Technologist | Part Time 32hrs | Days Concord HospitalCT/Radiology Technologist | Part Time 32hrs | DaysConcord, NHUnder the supervision of the Chief Cat Scan Technologist, Director of Radiology, Chairman, or Manager, the CT Technologist performs CAT scan imaging procedures and related techniques resulting in the interpretation by, or at the request of, a licensed independent practitioner. Certification required: Current American Heart Association Basic Life Support for Healthcare Providers certification, or equivalent course credentialed by American Heart Association.
Travel Radiology Tech - $2,829 per week in Manchester, NH Lucid Staffing SolutionsTravel Radiology Tech - $2,829 per week in Manchester, NHManchester, NH$2,829.20Lucid Staffing Solutions was created by former healthcare workers who lived the short staffing, the chaotic workflows, and the nonstop pressure that comes with patient care. We built an agency powered by real clinical experience, kept simple and supportive, so you never have to guess whether the people guiding you actually know what they’re talking about.
NewTravel Radiology Tech - $3,159 per week in Manchester, NH Lucid Staffing SolutionsTravel Radiology Tech - $3,159 per week in Manchester, NHManchester, NH$3,159.20Lucid Staffing Solutions was created by former healthcare workers who lived the short staffing, the chaotic workflows, and the nonstop pressure that comes with patient care. We built an agency powered by real clinical experience, kept simple and supportive, so you never have to guess whether the people guiding you actually know what they’re talking about.
Radiology Tech, Per Diem UMass Memorial HealthRadiology Tech, Per DiemLeominster, MassachusettsExceptional patient care, academic excellence and leading-edge research make UMass Memorial the premier health system of Central Massachusetts, and a place where we can help you build the career you deserve. 2. Thoroughly knowledgeable in anatomy, patient positioning, examination techniques, equipment protocols, radiation safety, radiation protection and basic patient care.
Interventional Radiology Technologist – Travel Job Jackson HealthProsInterventional Radiology Technologist – Travel JobManchester, NHp> Manchester, New Hampshire offers access to downtown amenities and outdoor recreation in southern New Hampshire. Veterans Memorial Park and Arms Park sit along the Merrimack River near the city center, and Livingston Park includes trails and a public swimming pool for off-shift time. Massabesic Lake is about 15 minutes from central Manchester and offers kayaking and walking trails, while Bear Brook State Park is roughly 30 minutes away with hiking, biking, and equestrian routes.
NewTravel Radiology Tech in Gardner, MA HealthCare Pros, Inc.Travel Radiology Tech in Gardner, MAGardner, MA10 hour shifts and days to be covered;# of Postions=1;Guaranteed Hours=40;Type=Travel;BillRate=100.00;OTRate=110; OTRules=By The Week, after 40, CallbackRate=110 (All Inclusive Rate + $10); HolidayRate=110 (All Inclusive Rate + $10); OnCallRateDescription=$2 per hour pager; Description=Job SummaryCT technologists utilize computerized tomography (CT) scanners to produce cross-section images of patients internal organs and tissues for the diagnosis of medical issues. Source=Medefis5;SourceID=297671; Status=Open;Association=Heywood Healthcare Family; Client=Heywood Hospital; City=Gardner; State=MA; Zip='01440; Start=6/29/2026;End=9/28/2026;Duration=91;Cert=Diagnostic Imaging; Specialty=Radiologic Technologist, CT Technologist; Unit=Radiologic Technologist, CT Technologist; Shift=Flexible shifts, Weekends/Holidays, First and Second shift coverage at both sites as needed.
Radiology Technologist-FT Peabody Lahey Hospital and Medical CenterRadiology Technologist-FT PeabodyPeabody, MA$36–$53.49 / hourUnder the supervision of the Team Leader or Assistant Team Leader, the Radiology Technologist performs a variety of diagnostic radiographic procedures to produce images of body structures for the diagnosis and treatment of medical disorders. Actual compensation is determined based on several factors, that may include seniority, education, training, relevant experience, relevant certifications, geography of work location, job responsibilities, or other applicable factors permissible by law.
Radiology Tech - Surgical Center of New Hampshire Surgical Care Affiliates LLCRadiology Tech - Surgical Center of New HampshireDerry, NHAs part of Optum, SCA Health is redefining specialty care by developing more accessible, patient-centered practice solutions for a network of more than 370 ambulatory surgical centers, over 400 specialty physician practice clinics and numerous labs and surgical hospitals. Our work spans a broad spectrum of services, all designed to support physicians, health systems and employers in delivering efficient, value-based care to patients without compromising quality or autonomy.
Travel Interventional Radiology (IR) - $2,786 per week in Manchester, NH AlliedTravelCareersTravel Interventional Radiology (IR) - $2,786 per week in Manchester, NHManchester, NH$2,785.79DescriptionAs an Interventional Radiology Tech, you will ensure optimal patient care by performing radiological procedures, assisting the physician during examinations, and maintaining equipment. AlliedTravelCareers is working with Slate Healthcare to find a qualified Interventional Radiology in Manchester, New Hampshire, 03102!
Radiology Tech HCA HealthcareRadiology TechManchester, NHAs part of HCA Healthcare’s statewide network of Catholic Medical Center in Manchester, Portsmouth Regional Hospital , Frisbie Memorial Hospital in Rochester hospitals, three freestanding ERs, and over 70 care sites, you’ll join nearly 5,000 colleagues across New Hampshire who are committed to excellence, collaboration, and making a difference every day. Home to the nationally recognized New England Heart & Vascular Institute and The Mom’s Place—an innovative birthing center that pioneered couplet care—we’re proud to lead in both advanced medicine and compassionate service.
NewTravel Radiology Tech in Manchester, NH SnapCareTravel Radiology Tech in Manchester, NHManchester, NHManchester is New Hampshire's largest city, offering a vibrant urban atmosphere with a rich arts and culture scene, diverse dining options, and easy access to the stunning New England outdoors, including skiing, hiking, and fall foliage. The unit features two new Canon XR rooms and modern equipment, with 5 staff members during the day and 2 on weekends, supported by a backup on-call technologist for weekends and overnight shifts.
Radiology Technologist Lahey Hospital and Medical CenterRadiology TechnologistPeabody, MA$36–$53.49 / hourJob Description: Under the supervision of the Team Leader or Assistant Team Leader, the Radiology Technologist performs a variety of diagnostic radiographic procedures to produce images of body structures for the diagnosis and treatment of medical disorders. Actual compensation is determined based on several factors, that may include seniority, education, training, relevant experience, relevant certifications, geography of work location, job responsibilities, or other applicable factors permissible by law.
Multimodality Radiology Technologist I - Multi Sites - Full Time SolutionHealthMultimodality Radiology Technologist I - Multi Sites - Full TimeManchester, NHA multimodality technologist performs radiographic and CT Scan procedures and related techniques, producing images for the interpretation by, or by the request of, a licensed independent practitioner. About the Job: The practice of radiography is performed by a segment of health care professionals responsible for the administration of ionizing radiation for diagnostic or therapeutic purposes.
Multimodality Radiology Technologist I MultiSite - Full Time SolutionHealthMultimodality Radiology Technologist I MultiSite - Full TimeManchester, NHA multimodality technologist performs radiographic and CT Scan procedures and related techniques, producing images for the interpretation by, or by the request of, a licensed independent practitioner. About the Job: The practice of radiography is performed by a segment of health care professionals responsible for the administration of ionizing radiation for diagnostic or therapeutic purposes.