Dietitian (PRN)

DietitianPer Diem

Listed compensation

$28-$45/hr

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 2h ago · Verified live

Job Description

About Us

Evolution Research Group (ERG) is dedicated to delivering high-quality Phase I–IV clinical trial execution to help sponsors bring lifesaving and life-enhancing therapies to market quickly and safely.

Founded in 2014, ERG has grown into a leading neuroscience clinical development company, with affiliate sites across the U.S. and deep expertise in clinical pharmacology, psychiatry, neurology, acute pain, and metabolic disorders.

ERG has completed over 5,000 trials and continues to expand into high-need therapeutic areas in the U.S. and globally.

Job Description

The Dietitian is responsible for conducting nutrition assessments, developing and supporting individualized nutrition plans, providing participant education and counseling, monitoring participant progress, and ensuring nutrition-related activities are completed in accordance with study protocols, FDA regulations, Good Clinical Practice, HIPAA, and company policies. In executing these position responsibilities, the Dietitian is guided by FDA regulations, Good Clinical Practice (GCP), and company standard operating procedures and policies.

Responsibilities

  • Conduct nutritional assessments and evaluate participants’ dietary habits, nutritional needs, and health goals.
  • Develop individualized nutrition plans based on participant needs and study requirements.
  • Provide nutrition education and counseling related to weight management, diabetes, metabolic health, cardiovascular health, and other applicable conditions.
  • Educate participants on healthy eating habits, portion control, meal planning, and lifestyle modifications.
  • Monitor participant progress and adjust nutrition recommendations as appropriate.
  • Support clinical research studies by providing nutrition-related guidance in accordance with study protocols.
  • Collect and document dietary histories, nutritional assessments, counseling sessions, and participant progress accurately and timely.
  • Collaborate with investigators, physicians, nurses, clinical research coordinators, and other members of the research team.
  • Assist with participant adherence to nutrition and lifestyle requirements outlined in clinical information when developing nutrition recommendations.
  • Review relevant laboratory results, medical histories, medications, and other clinical information when developing nutrition recommendations.
  • Maintain compliance with study protocols, company policies, HIPAA requirements, and applicable regulatory standards.
  • Participate in study-related meetings, training, and protocol-specific education as required.
  • Maintain current knowledge of evidence-based nutrition practices and applicable clinical research guidelines.
  • Perform other duties assigned to support site operations and clinical research activities.

Skills and Qualifications

Education and Experience

  • Bachelor’s degree in Nutrition, Dietetics, Clinical Nutrition, Food and Nutrition, or a related field required.
  • Completion of an accredited dietetics program and supervised practice/internship required for registered dietitian eligibility.
  • Registered Dietitian Nutritionist credential — RDN/RD — required or strongly preferred.
  • State dietitian/nutritionist licensure or eligibility required, where applicable.
  • Prior clinical nutrition experience required; clinical research experience preferred.
  • Experience with nutrition assessment, dietary counseling, meal planning, dietary recalls, participant education, and documentation preferred

Requirements

  • Ability to complete required site training, including GCP, HIPAA, protocol-specific training, and company SOP training.
  • Ability to work in a clinical research environment and support participant visits as required.
  • CPR/BLS certification may be preferred if the position involves direct participant care, depending on site policy.

Working Conditions and Other Information

Equipment and Material Used

  • Standard office equipment including computer, copier, fax, telephone, etc.

Physical Tasks

  • Sitting and viewing computer screens for long periods of time
  • Extensive repetitive hand/wrist movements (telephone console and computer keyboard)
  • Lifting (up to 30 lbs)

Environmental Demands and Potential Hazards

  • Exposure to hazards from fluorescent lighting, video screens, computers, copiers, faxes, etc.
  • High levels of stress for long periods of time
  • The environment will range from business office setting to clinical areas such as inpatient unit and clinical screening areas. The position requires contact with biological samples, individuals with potentially infectious diseases and with toxic, harmful, or potentially hazardous compounds, solutions, and medications. Noise level can range from quiet to moderate volume.
  • The position requires contact with biological samples, individuals with potentially infectious diseases and with toxic, harmful, or potentially hazardous compounds, solutions, and medications.
  • Noise level can range from quiet to moderate volume.

Important Note

This job description has been designed to indicate the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities, and qualifications required of employees assigned to the job.

Qualifications

Education
Bachelor degree
Experience
2+ years of experience

Certifications

BLS (preferred)

Key Skills

Patient educationGCP complianceHIPAA complianceDiabetes managementLaboratory result reviewProtocol adherence

Dietitian Career Context

Of the 42 active Clinical Nutrition listings this role was benchmarked against, 45% are remote, 24% have no call, 71% require no weekends.

In Ohio, the Clinical Nutrition weighted monthly median benchmark on WeekdayDoc is ~$69k (73 salary observations; 329 listings), vs ~$78k nationally (2,411 salary observations; 8,257 listings). Monthly aggregates cover 2026-01-01 through 2026-10-01; these are not the modal's selected comparable-job medians.

The cost-of-living index for Ohio is 92.8 (US average = 100; BEA Regional Price Parities (2024)), so the posted ~$76k midpoint carries the purchasing power of roughly $82k in an average-cost state. 61.3% of Ohio clinicians report burnout symptoms in WeekdayDoc's Burnout Index (2026-01 data).

Top contract/1099 Dietitian Jobs

42 matches · ranked by pay

Salary Distribution22 jobs

5
<$80k
7
$80k-95k
6
$95k-110k
4
$110k-125k

Annual compensation range

Benefits & Perks22 jobs

401k / retirement match
64%
Sign-on bonus
36%
CME allowance
36%

Share of similar jobs offering each benefit

#1

PACE Registered Dietitian Part-Time (Central Valley PACE - Merced)

Golden Valley Health Centers · Merced, California

$48-$52/hr
#2

Registered Dietitian – Part-Time Clinical Research | Orlando, FL

RD Nutrition Consultants · Orlando, Florida

$44-$50/hr
#3

Registered Dietitian Inpatient PRN

$32.34-$49.94/hr
#4

Adjunct Nutrition Instructor - Registered Dietitian

$50.00Hourly
+ 40 more · ranked by pay

Work-life snapshot

median 6.0this job 3.0
Better work-life than 20% of Clinical Nutrition (Dietitian) listings

Listing-based score, 0–10, across 3,193 comparable listings. Shaded area = the share scoring below this one.

Living in Columbus

Typical 3-bedroom home value
$263k
Typical market rent
$1,450/mo
Residents’ average commute
22 min
Metro price indexU.S. average = 100
95.5
State income tax
Up to 4%
Sources & methodology

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

BEA 2024 · Columbus, OH metro prices. Housing figures are city-level.

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

Evolution Research Group logo

About Evolution Research Group

Research Services
Edison, New Jersey
51-200 employees

Benefits & Perks

CPR/BLS certification may be preferred