MEDICAL DOSIMETRIST

Salary : $157,368.00 - $190,284.00 Annually
Location : Los Angeles County, CA
Job Type: Full time
Job Number: Y5773A
Department: HEALTH SERVICES
Opening Date: 10/17/2023

Position/Program Information
TYPE OF RECRUITMENT:OPEN COMPETITIVE JOB OPPORTUNITYEXAM NUMBER:Y5773AFILING START DATE:October 18, 2023 at 8:00 A.M. (PT)UNTIL THE NEEDS OF THE SERVICE ARE MET AND IS SUBJECT TO CLOSURE WITHOUT PRIOR NOTICE.

NO OUT-OF-CLASS EXPERIENCE OR WITHOLDS WILL BE ACCEPTED FOR THIS EXAMINATION.
ABOUT LOS ANGELES COUNTY DEPARTMENT OF HEALTH SERVICES:

The Los Angeles County Department of Health Services (DHS) is the second largest municipal health system in the nation. Through its unified system of 23 health centers and four hospitals - and expanded network of community partner clinics - DHS annually provides direct care for over 500,000 outstanding patients, employs over 23,000 staff, and has an annual budget of over $8.4 billion. For additional information regarding DHS please visit .

Through academic affiliations with the University of California, Los Angeles (UCLA), the University of Southern California (USC), and the Charles R. Drew University of Medicine and Sciences (CDU), DHS hospitals are training sites for physicians completing their Graduate Medical Education in nearly every medical specialty and subspecialty. In addition to its direct clinical services, DHS also runs the Emergency Medical Services (EMS) Agency and the County's 911 emergency response system, as well as Housing for Health and the Office of Diversion and Re-entry, each with a critical role in connecting vulnerable populations, including those released from correctional and institutional settings, to supportive housing.
MISSION: To advance the health of our patients and our communities by providing extraordinary care.DEFINITION:Develops and implements radiation treatment plans using computer and/or manual computations to deliver the prescribed radiation dose and field placement technique in accordance with the radiation oncologist's prescription.

Essential Job Functions

Designs treatment plans by means of computer and/or manual computation with optimal beam geometry to deliver a prescribed radiation doses and spare critical structures in accordance with the radiation oncologist's prescriptions.

Identifies and contours normal and dose-limiting structures by utilizing images from one or more data sets.

Creates and transfers reference images and localization markers for portal verification and treatment delivery to include digitally reconstructed radiography (DRRs), cone beam computed tomography (CBCTs) and other image guided radiation therapy (IGRT) methods, as specified.

Performs simulations and tumor localization using specified imaging devices including, but not limited to computed tomography (CT), Magnetic Resonance Imaging (MRI), and positron emission tomography (PET).

Makes compensation filters, custom shields, wedges, and other beam modifying devices.

Plans and implements the production of molds, casts, and other immobilization devices.

Communicates with the radiation therapist(s) and assume an advisory role in the implementation of the treatment plan including: the correct use of immobilization devices, compensators, wedges, field arrangement, and other treatment or imaging parameters.

Performs calculations for the accurate delivery of the prescribed dose, documents all pertinent information in the patient record, and verify the mathematical accuracy of all calculations by an approved method.

Assists and supports the radiation oncology team in radiation safety and protection, qualitative machine calibrations, quality assurance of treatment plans and radiation oncology equipment.

Operates and performs quality assurance, under the direction of the Medical Physicist, on the treatment planning computer(s).

Applies specific methods of patient and/or beam dosimetry as directed by the Medical Physicist.

Assists in brachytherapy procedures by performing treatment planning and dose calculations. May perform or assist in the receiving, loading, and shipping of radioactive materials.

Utilizes radiation monitoring devices to measure radioactivity and perform assays.

Teaches applied aspects of medical dosimetry to students, radiation therapists and residents.
Requirements
MINIMUM REQUIREMENTS:

A valid and active certification* as a Medical Dosimetrist issued by the Medical Dosimetrist Certification Board State of California, Department of Health Services.

DESIRABLE QUALIFICATIONS:

Points will be awarded for post certificate work experience as aMedical Dosimetrist.

CERTIFICATE AND LICENSE:

A valid and active certification as a Medical Dosimetrist issued by the Medical Dosimetrist Certification Board State of California, Department of Health Services.

A valid California Class C Driver License or the ability to utilize an alternative method of transportation when needed to carry out job-related essential functions.

All required licenses and certifications must be active and unrestricted or your application will not be accepted.

PHYSICAL CLASS II: Light: This class includes administrative and clerical positions requiring light physical effort that may include occasional light lifting to a 10 pound limit and some bending, stooping, or squatting. Considerable ambulation may be involved.

SPECIAL REQUIREMENT INFORMATION:

*Applicants must complete the License and Certification section of the application and provide the title of the required license or certificate, the number, date of issue, date of expiration and the name of the issuing agency as specified in the Minimum Requirements, attach a legible copy of the required license or certificate to your application at the time of filing, or email the required document to the exam analyst at within seven (7) calendar days from the date of filing your application online. When emailing documents, please include the exam number and exam title. The original license or certificate must be presented during the selection process and prior to appointment.

Additional Information
EXAMINATION CONTENT:

This examination will consist of an evaluation of experience and desirable qualifications weighted at 100%.

CANDIDATES MUST ACHIEVE A PASSING SCORE OF 70% OR HIGHER ON THE EXAMINATION IN ORDER TO BE PLACED ON THE ELIGIBLE REGISTER.

ELIGIBILITY INFORMATION:
Applications will be processed on an "as-received" basis and those receiving a passing score will be promulgated to the eligible register accordingly.

The names of candidates receiving a passing score on the examination will be placed on the eligible register in the order of their score group for a period of twelve (12) months following the date of promulgation.

NO PERSON MAY COMPETE IN THIS EXAMINATION MORE THAN ONCE EVERY TWELVE (12) MONTHS.

SPECIAL INFORMATION:

AVAILABLE SHIFT:
Appointees may be required to work any shift, including evenings, nights, weekends, and holidays.

VACANCY INFORMATION:

The resulting eligible register resulting from this examination will be used to fill vacancies throughout the Department of Health Services as they occur.

APPLICATION AND FILING INFORMATION:

APPLICATIONS MUST BE FILED ONLINE ONLY. APPLICATIONS SUBMITTED BY U.S. MAIL, FAX OR IN PERSON WILL NOT BE ACCEPTED.

Applications electronically received after 5:00 p.m., PT on the last day of filing will not be accepted.

Apply online by clicking the green "APPLY" button at the top right of this posting. You can also track the status of your application using this website.

Plan to submit your online application well in advance of the 5:00 p.m. (PT) deadline on the last day of filing, as you may be required to verify your email address. This only needs to be done once per email address, and if you already have a job seeker account on www.governmentjobs.com/careers/lacounty, you can verify at any time by logging in and following the prompts. This is to enhance the security of your online application and to ensure you do not enter an incorrect email address.

All information is subject to verification. We may reject your application at any time during the examination and hiring process, including after appointment has been made. Falsification of any information may result in disqualification or rescission of appointment.

Utilizing VERBIAGE from the Class Specification and Minimum Requirements serving as your description of duties WILL NOT be sufficient to demonstrate that you met the requirements. Doing so may result in an INCOMPLETE APPLICATION and you may be DISQUALIFIED.

This examination will remain open until the needs of the service are met. Application filing may be suspended at any time without advance notice.

Fill out your application completely. The acceptance of your application depends on whether you have clearly shown that you meet the MINIMUM REQUIREMENTS. Provide any relevant education, training, and experience in the spaces provided so we can evaluate your qualifications for the job. For each job held, give the name and address of your employer, your job title, beginning and ending dates, number of hours worked per week, and description of work performed. If your application is incomplete, it will be rejected.

Notification Letters and other correspondences will be sent electronically to the email address provided on the application. It is important that applicants provide a valid email address. Please add and info@governmentjobs.com to your email address book and to the list of approved senders to prevent email notifications from being filtered as SPAM/JUNK mail.

Applicants have the ability to opt out of emails from Los Angeles County. If you unsubscribe, you will not receive any email notification for any examination for which you apply with Los Angeles County. Regardless of whether you choose to unsubscribe, you can always check for notifications by logging into governmentjobs.com and viewing your profile inbox, which saves a copy of all emailed notices.

FAIR CHANCE INITIATIVE:

The County of Los Angeles is a Fair Chance employer. Except for a very limited number of positions, you will not be asked to provide information about a conviction history unless you receive a contingent offer of employment. The County will make an individualized assessment of whether your conviction history has a direct or adverse relationship with the specific duties of the job, and consider potential mitigating factors, including, but not limited to, evidence and extent of rehabilitation, recency of the offense(s), and age at the time of the offense(s). If asked to provide information about a conviction history, any convictions or court records which are exempted by a valid court order do not have to be disclosed.

COMPUTER AND INTERNET ACCESS AT PUBLIC LIBRARIES:

For Candidates who may not have regular access to a computer or the internet, applications can be completed on computers at public libraries throughout Los Angeles County.

ANTI-RACISM, DIVERSITY, AND INCLUSION (ARDI):

The County of Los Angeles recognizes and affirms that all people are created equal and are entitled to all rights afforded by the Constitution of the United States. The Department of Human Resources is committed to promoting Anti-racism, Diversity, and Inclusion efforts to address the inequalities and disparities amongst race. We support the ARDI Strategic Plan and its goals by improving equality, diversity, and inclusion in recruitment, selection, and employment practices.

SOCIAL SECURITY NUMBER:

Please include your Social Security Number for record control purposes. Federal law requires that all employed person have a Social Security number for record control purposes.

NO SHARING OF USER ID AND PASSWORD:

All applicants must file their application online using their own user ID and password. Using a family member's or friend's user ID and password may erase a candidate's original application record.

ADA COORDINATOR PHONE:
(323) 914-7111

TELETYPE PHONE:
(800) 899-4099
CALIFORNIA RELAY SERVICES PHONE:
(800) 735-2922
DEPARTMENT CONTACT:
Teresa Ruocco, Exam Analyst
(213) 288-7000
COUNTY OF LOS ANGELES

Employment Information

Any language contained in the job posting supersedes any language contained below.

This document is intended to provide general information about the recruitment process of the County of Los Angeles. Applicants with questions about a specific job posting should contact the exam analyst listed on the posting.

Equal Employment Opportunity/Non-Discrimination Statement:
The County of Los Angeles is an Equal Employment Opportunity Employer and is committed to non-discrimination in the County workforce, regardless of age (40 and over); ancestry; color; ethnicity; religious creed; protected family or medical leave status; disability; marital status; medical condition; genetic information; military and veteran status; national origin; race ; sex; gender; sexual orientation; or any other characteristic protected by State or federal law. For more information, please visit:
Testing Accommodations for Applicants:
The County of Los Angeles complies with all federal and state disability laws and makes reasonable accommodations for qualified applicants and employees with disabilities. If a reasonable accommodation is needed to participate in the job application process, please contact the testing accommodation coordinator listed on the job posting. Hearing impaired applicants with telephone teletype equipment may leave messages by calling the teletype phone number on the job posting. For more information on accommodations, please visit:
Fair Chance:
The County of Los Angeles is a Fair Chance employer. Except as otherwise permissible under applicable laws, you will not be asked to provide information about conviction history unless you receive a conditional offer of employment. The County will make an individualized assessment of whether your conviction history has a direct and adverse relationship with the specific duties of the job, and will also consider potential mitigating factors, which may include, but is not limited to, evidence and extent of rehabilitation, recency of the offense(s), and age at the time of the offense(s). If asked to provide information about conviction history, any convictions or court records which are exempted by a valid court order do not have to be disclosed. Qualified applicants with arrest or conviction records will be considered for employment in accordance with County Fair Chance Policies and the Fair Chance Act (Gov. Code Section 12952).
Employment Eligibility:
Final appointment is contingent upon verification of U.S. citizenship or the right to work in the United States.
Career PathFinder:
Resources to help current and prospective employees plan a career with Los Angeles County are available. To explore career paths to and from nearly all job titles, please visit our interactive Career PathFinder application at
Veteran's Credit:
Pursuant to the County Charter and County policy, in all open competitive examinations (i.e., examinations open to everyone), the County of Los Angeles will add a credit of 10 percent of the total credits specified for such examination to the final passing score of an honorably discharged veteran, as well as the spouse of a deceased or disabled veteran, who served in the Armed Forces of the United States under specific conditions.
For more information on veteran's credit, please visit:
Revised September 2025
For detailed information, please click
01

Do you have a valid and active certification as a Medical Dosimetrist issued by the Medical Dosimetrist Certification Board State of California, Department of Health Services?

• Yes
• No

02

Please provide a detailed description of your post certificate work experience as a Medical Dosimetrist; you must provide the information below for each work experience. If you have no post certificate work experience, please indicate N/A:

• Name of employer:
• Name of supervisor:
• Job title:
• Dates of employment: FROM (mm/dd/yr) - TO (mm/dd/yr)
• Hours worked per week:
• Detailed description of duties and responsibilities:

Required Question