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Us Oncology
Boulder, Colorado

PRN Radiation Therapist

Radiation TherapistPer Diem

Listed compensation

Salary Range: $40.00-$55.00

The week · per this posting

Schedule not stated in this posting — no days, weekends, call or nights given.

Ask the employer about the work setting, call expectations, weekend coverage and time off.

Posted 1mo ago

Job Description

Rocky Mountain Cancer Centers, Colorado's largest and most comprehensive provider of cancer care has an exciting opportunity for a PRN Radiation Therapist in Boulder.

We realize that it sounds cliché but it is true - taking care of cancer patients is a calling. It’s much more than a job. Each of us has a unique story that brought us to Rocky Mountain Cancer Centers (RMCC), but those stories usually share common themes of care, compassion, and commitment.

No matter the role each RMCC team member serves in, the goal is the same: to provide the best care possible for each and every one of our patients. Whether we are a nurse holding our patient’s hand, or a scheduler on the phone finding an appointment that fits into a patient’s schedule, we are deeply connected to our patients and do what we can to help.

If this sounds like you, we’d love to have you join our team.

Salary Range: $40.00-$55.00 Pay is based on several factors including but not limited to education, work experience, certification, etc

Responsibilities

Accurately delivers and records radiation therapy treatments under the direction of a radiation oncologist and chief radiation therapist.

Accurately enters and maintains patient treatment parameters into electronic medical record.

Assists in maintaining patient appointment schedule and submitting correct billing information. -Accurately cuts blocks, when applicable.

  • Accurately makes custom molds.
  • Accurately completes simple mu calculations.
  • Accurately interprets a computerized treatment plan.
  • Maintains clean, safe, and organized work environment.

Qualifications

Graduate of an accredited radiation therapy technology program. Position is entry level and requires 0-3 years experience actively practicing as an RTT. ARRT certification required. Must hold valid state license for radiation therapy.

Physical Demands

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

While performing the duties of this job, the employee is required to be present at the employee site during regularly scheduled business hours and regularly required to sit or stand and talk or hear.

Requires full range of body motion including handling and lifting patients, manual and finger dexterity, and eye-hand coordination. Requires standing and walking for extensive periods of time. Occasionally lifts and carries items weighing up to 40 lbs. Requires corrected vision and hearing to normal range.

Work Environment

The work environment may include exposure to communicable diseases, toxic substances, ionizing radiation, medical preparations and other conditions common to an oncology/hematology clinic environment. Work will involve in-person interaction with co-workers and management and/or clients. Work may require minimal travel by automobile to office sites.

All qualified candidates are required to pass a background check and non-federal drug test (which excludes marijuana) post offer of employment and prior to hire.

This job posting will remain open until we have identified an adequate applicant pool. Applicants are strongly encouraged to apply early.

Qualifications

Education
Professional certificate or licensure

Key Skills

Patient careTreatment planningBlock cuttingPatient schedulingSafety compliance

Radiation Therapy Career Context

The cost-of-living index for Colorado is 103.1 (US average = 100; BEA Regional Price Parities (2024)). 60.9% of Colorado clinicians report burnout symptoms in WeekdayDoc's Burnout Index (2026-01 data).

Radiation Therapy pay on WeekdayDoc is down 11.4% vs. the prior quarter (through Sep 2026).

Of the 50 active Radiation Therapy listings this role was benchmarked against, 28% have no call, 76% require no weekends.

Top contract/1099 Radiation Therapist Jobs

27 matches · ranked by pay

Salary Distribution18 jobs

5
<$115k
8
$115k-130k
1
$140k
3
$145k-160k
1
$164k

Annual compensation range

Benefits & Perks20 jobs

401k / retirement match
90%
Sign-on bonus
40%
Loan repayment
10%
CME allowance
10%
Relocation assistance
10%

Share of similar jobs offering each benefit

#1

Radiation Therapist - Sharp Grossmont Hospital - Days - Per DiemPer Diem

Sharp HealthCare · La Mesa, California

$68.45-$98.92/hr
#2

Radiation Therapist-Atlantic Health Chilton Medical Center-Part Time: 8a-4p 3 days/wk

Atlantic Health System · Pompton Plains, New Jersey

$50.15-$88.28/hr
#3

PRN Radiation Therapist

$46.75-$70.13/hr
#4

Radiation Therapist

$38.57-$67.5/hr
+ 25 more · ranked by pay

Work-life snapshot

median 5.1this job 2.8
Better work-life than 20% of Radiation Therapy listings

Listing-based score, 0–10, across 592 comparable listings. Shaded area = the share scoring below this one.

Living in Boulder

Typical 3-bedroom home value
$974k
Typical market rent
$2,399/mo
Residents’ average commute
18 min
Metro price indexU.S. average = 100
105.2
State income tax
Up to 4.4%
Sources & methodology

Sources: Zillow home values (Aug 2026), Zillow market rents (Aug 2026), U.S. Census ACS 2024 five-year.

BEA 2024 · Boulder, CO metro prices. Housing figures are city-level.

City-level figures. Not a cost-of-living guarantee.