2,491 assistant jobs at 669 companies in Windsor, CO

2mo
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Dental Assistant
Arvada, Colorado, United States
$19-$21/hr OnsiteFull Time
Johns Creek Sedation Dentist
Johns Creek Sedation Dentist: Provides comprehensive general, cosmetic, and sedation dental care services.
Completion of dental assistant program and X-ray certification preferred; previous assisting experience preferred; patient-centered, reliable, and willing to learn.
3w
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Dental Assistant
Greeley, Colorado, United States
$20-$24/hr OnsiteFull Time
Specialized Dental Partners
Specialized Dental Partners: Provides operational support services for specialty dental practices.
1+ YOEHigh school diploma, dental assistant and dental radiology certifications per state, 1+ years dental assisting experience, strong communication and team skills.
1w
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Veterinary Assistant
Fort Collins, Colorado, United States
$17-$21/hr OnsiteFull Time
Banfield Pet Hospital
Banfield Pet Hospital: Provider of comprehensive preventive veterinary care for pets.
NAVTA-approved veterinary assistant certificate preferred; high school diploma preferred; ability to perform NAVTA-level assistant skills; customer-focused communication and teamwork.
4d
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Dental Assistant
Northglenn, Colorado, United States
$24-$28/hr OnsiteFull Time
The Aspen Group
The Aspen Group: Provides business support services for a network of healthcare practices.
2+ YOEValid state dental assisting certifications, 2+ years dental assisting experience (implant/prosthodontics preferred), radiographic experience, strong manual dexterity and communication skills.
3w
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Medical Assistant
Westminster or Westminster
$21-$27/hr OnsiteFull Time
Complete Health: Provides physician-led primary care and value-based services for seniors.
0.5+ YOEActive Clinical/Certified Medical Assistant certificate or equivalent education/experience (6–12 months); ability to take vitals, perform tests and blood draws, assist with procedures, lift up to 30 lbs and assist moving patients up to 300 lbs; EMR (Athena preferred) experience.
EMR, Athena
3w
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Resident Assistant
Greeley, Colorado, United States
$17-$19/hr OnsitePart Time
Century Park Associates
Century Park Associates: Operates senior living communities providing independent and assisted living
1+ YOEHigh school diploma/GED, CPR upon hire, CNA or State Trained Nursing Assistant if required, 1 year senior services experience preferred, ability to assist with ADLs and follow care plans.
2mo
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Dental Assistant
Denver, Colorado, United States
$22-$30/hr OnsiteFull Time
PDS Health
PDS Health: Provides business and administrative support services to dental practices.
0+ YOECertified Dental Assistant with strong time management and teamwork; proficient in dental terminology and equipment.
Dental instruments, X-ray equipment, Sterilization equipment
3mo
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Dental Assistant
Northglenn, Colorado, United States
$21-$25/hr OnsiteFull Time, Temporary
MB2 Dental
MB2 Dental: Provides operational business support services to dental practices.
2+ years of hands-on dental assisting preferred; knowledge of Eaglesoft; bilingual in Spanish a plus.
Eaglesoft
2mo
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Medical Assistant
Fort Collins, Colorado, United States
$20-$30/hr OnsiteFull Time
Orthopaedic & Spine Center of the Rockies
Orthopaedic & Spine Center of the Rockies: Provides specialized orthopedic surgery, spine care, and sports medicine.
Assist physicians with patient care, manage patient flow, chart records, and support procedures.
Electronic Medical Record
2mo
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Assistant Manager
Aurora or Bennett or Centennial or Commerce City or Denver or Littleton
$20/hr OnsiteFull Time
TIPS Inc.
TIPS Inc.: Operates a network of Domino's Pizza franchise restaurants.
Assist with store operations, shift management, cost controls, inventory, cash handling, and customer service.
2mo
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Neurodiagnostic Assistant
Loveland, Colorado, United States
$22/hr OnsiteAll Commitments Available
IntraNerve Neuroscience
IntraNerve Neuroscience: Provides intraoperative neuromonitoring and neurodiagnostic services to healthcare facilities.
Entry-level Neurodiagnostic Assistant; EEG hookup; on-call coverage; basic computer skills; healthcare environment familiarity.
EEG, Remote LTM EEG System, Computer
1w
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Veterinary Assistant I
Louisville, Colorado, United States
$16-$24/hr OnsiteFull Time
Chewy
ChewyNYSE: CHWY: Online retailer of pet food, supplies, and veterinary services.
0+ YOE0-2 years veterinary assistant experience; completion of accredited veterinary assistant program preferred; proficiency with PIMS; ability to perform clinical assistant skills, handle animal samples, lift up to 70+ lbs, and provide empathetic client service.
PIMS
2mo
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Dental Assistant
Loveland, Colorado, United States
$20-$25/hr OnsiteFull Time
Sunrise Community Health
Sunrise Community Health: Provides affordable primary healthcare services in northern Colorado.
1+ YOEHigh school diploma or GED; dental assistant program or AA; 1-2 years experience; bilingual English/Spanish.
EHR, Dental X-ray
2mo
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Veterinary Assistant
Westwood, Colorado, United States
$17-$21/hr OnsiteFull Time
Banfield Pet Hospital
Banfield Pet Hospital: Provides preventive veterinary care and pet health services.
NAVTA-certified veterinary assistant preferred; high school diploma or equivalent preferred; able to perform NAVTA-approved duties.
1mo
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Veterinary Assistant - Radiology
Lafayette, Colorado, United States
$19-$29/hr OnsiteFull Time
BluePearl Pet Hospital
BluePearl Pet Hospital: Provides specialty and emergency veterinary medical care for pets.
Assisting with MRI, CT, fluoroscopy, and ultrasound setup; performing floor assistant duties for stable hospitalized and outpatient patients; eligible for nights/weekend shift differentials.
MRI, CT, Fluoroscopy, Ultrasound, Kahuna leveling system, Trupanion
2w
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Classroom Assistant
Platteville, Colorado, United States
OnsiteFull Time
Weld County School District RE-1
Weld County School District RE-1: Operates public schools in LaSalle, Gilcrest, and Platteville.
Support-staff role assisting teachers in classroom activities at Platteville Elementary School. Apply online; start date 2026-08-03.
1w
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Administrative Assistant
Greeley, Colorado, United States
$50k-$55k/yr OnsiteFull Time
Vintage Corporation
Vintage Corporation: Provides property management services for residential and commercial assets.
Provide front-office support, maintain organized property and HOA records, assist leasing and compliance, manage recurring deadlines, and interact with tenants/owners/vendors.
Microsoft Office Suite
1mo
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Veterinary Assistant
Boulder, Colorado, United States
$18-$24/hr OnsitePart Time
Mars Veterinary Health
Mars Veterinary Health: Global provider of preventive, specialty, and emergency veterinary care.
Experience in venipuncture, catheter placement, radiology, anesthesia monitoring, surgical assistance, dentistry, lab work, pharmacy, and patient recovery; previous veterinary experience preferred.
5d
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Maintenance Assistant
Superior, Colorado, United States
OnsitePart Time
Costco
CostcoNASDAQ: COST: Operates a global chain of membership-only warehouse clubs.
Perform janitorial and general maintenance of warehouse and grounds, operate floor scrubbers and compactors, perform routine repairs, assist with snow/ice removal, and follow safety procedures.
1mo
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Veterinary Assistant, Oncology
Parker or Aurora or Centennial or Castle Rock or Elizabeth or Franktown or Lone Tree or Highlands Ranch or Englewood or Greenwood Village or Littleton or Denver or Castle Pines or Foxfield or Commerce City or Bennett
$18-$24/hr OnsiteFull Time
Ethos Veterinary Health
Ethos Veterinary Health: Operates a network of specialty and emergency veterinary hospitals.
1+ YOEMinimum 1 year veterinary assistant experience required, high school diploma or equivalent, fluent English, ability to perform restraint, take TPR and bloodwork, assist with chemotherapy and radiographs; EasyVet experience preferred.
EasyVet