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On Call Driver Jobs in Colorado (NOW HIRING)

GRAYMAR ENVIRONMENTAL SERVICES LLC

CDL A Driver

Nunn, CO · On-site

$34 - $38/hr

The Driver also performs tasks under the direct guidance of a supervisor including non-emergency ... Works "on call" based on a rotating schedule for emergency response. * May require out-of-town ...

GRAYMAR ENVIRONMENTAL SERVICES LLC

CDL A Driver

Nunn, CO · On-site

$34 - $38/hr

The Driver also performs tasks under the direct guidance of a supervisor including non-emergency ... Works "on call" based on a rotating schedule for emergency response. * May require out-of-town ...

DAIRY FARMERS OF AMERICA

Driver Supervisor

Greeley, CO

$80K - $90K/yr

Shift: Sunday - Thursday + on call as needed Job Duties and Responsibilities: * Receive information from dispatch to create and execute hauling plan by assigning drivers and equipment to routes.

Dairiconcepts, L.P.

Driver Supervisor

Greeley, CO

$80K - $90K/yr

Shift: Sunday - Thursday + on call as needed Job Duties and Responsibilities: * Receive information from dispatch to create and execute hauling plan by assigning drivers and equipment to routes.

Guida's Dairy

Driver Supervisor

Greeley, CO

$80K - $90K/yr

Shift: Sunday - Thursday + on call as needed Job Duties and Responsibilities: * Receive information from dispatch to create and execute hauling plan by assigning drivers and equipment to routes.

Lincare

Delivery Driver - Medical Equipment

Denver, CO

$19.29 - $23/hr

Quarterly safety bonuses and increased compensation for working on-call JOB FUNCTIONS * Follow ... Non CDL drivers can be 18 or older * CDL drivers are required to be 21 or older * Must be good with ...

Lincare

Delivery Driver - Medical Equipment

Alamosa, CO · On-site

$15.16 - $23/hr

Quarterly safety bonuses and increased compensation for working on-call JOB FUNCTIONS * Follow ... Non CDL drivers can be 18 or older * CDL drivers are required to be 21 or older * Must be good with ...

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All JobsOn Call Driver JobsOn Call Driver Jobs in Colorado

On Call Driver information

What is the difference between On Call Driver vs Delivery Driver?

AspectOn Call DriverDelivery Driver
CredentialsValid driver's license, clean driving recordValid driver's license, sometimes specific certifications for certain vehicles
Work EnvironmentOn-demand, flexible hours, various locationsScheduled routes, specific delivery areas, often vehicle-based
Employer & IndustryRideshare companies, courier services, on-demand platformsFood, retail, logistics companies, courier services
Search & Comparison IntentOn Call Driver vs Delivery Driver

On Call Drivers typically work on-demand, providing flexible transportation services for passengers or goods, often through ride-sharing apps or courier platforms. Delivery Drivers usually follow scheduled routes to deliver goods or food, often working for specific companies. Both roles require a valid driver's license and driving experience, but their work environments and schedules differ significantly.

What skills and qualifications are needed to be an on call driver?

To thrive as an On Call Driver, you need a valid driver’s license, a clean driving record, and a good understanding of local routes and traffic laws. Familiarity with GPS navigation systems, mobile dispatch apps, and basic vehicle maintenance is typically required. Reliability, strong communication, and customer service skills help drivers excel in unpredictable and customer-facing situations. These skills ensure timely, safe, and professional transportation services, which are critical for meeting client needs and maintaining employer trust.

How does scheduling work for an on call driver, and what should I expect about work hours and availability?

On Call Drivers typically have flexible work schedules, as they are required to be available on short notice to fill in for regular drivers or handle unexpected transportation needs. Work hours can vary significantly, with shifts sometimes occurring early in the morning, late at night, or on weekends, depending on the employer’s needs. It's important to maintain clear communication with dispatchers or supervisors and be prepared for irregular or last-minute assignments. This role is ideal for individuals who value flexibility and can adapt quickly to changing schedules while maintaining professionalism and safety standards.

What is an on call driver?

On Call Drivers are professional drivers who are available to work as needed, often on short notice, to transport people or goods. They do not have set schedules but instead respond to assignments when called upon by their employer or dispatcher. This role may involve driving different types of vehicles, such as vans, cars, or trucks, depending on the job requirements. On Call Drivers are commonly employed in industries like transportation, healthcare, and delivery services. Flexibility and reliability are important qualities for this position.
What are the most commonly searched types of Driver jobs in Colorado? The most popular types of Driver jobs in Colorado are:
What are popular job titles related to On Call Driver jobs in Colorado? For On Call Driver jobs in Colorado, the most frequently searched job titles are:
What job categories do people searching On Call Driver jobs in Colorado look for? The top searched job categories for On Call Driver jobs in Colorado are:
What cities in Colorado are hiring for On Call Driver jobs? Cities in Colorado with the most On Call Driver job openings:
On Call Driver jobs near you
Infographic showing various On Call Driver job openings in Colorado as of August 2026, with employment types broken down into 40% Full Time, and 60% Part Time. Highlights an 100% In-person job distribution.

CDL A Driver

GRAYMAR ENVIRONMENTAL SERVICES LLC

Nunn, CO • On-site

$34 - $38/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 14 days ago

Job description

$5,000 Sign-on Bonus for New CDL A Drivers - Prevailing Wage work and Overtime available!


GrayMar Environmental Services continues to expand its national footprint while remaining firmly grounded in the values that define who we are. We live by Respect, Integrity, Safe Work Practices, Excellence in Service, and a deep sense of Family - a commitment we proudly call RISE through Caring.

We specialize in environmental remediation, health and safety, hazardous materials management, waste disposal, and environmental emergency response. Through comprehensive and sustainable solutions, we help our clients and the communities we serve manage risk, maintain compliance, and protect the environment. Safety is our top priority, and we take pride in our highly skilled, dedicated team that works together to get the job done safely—every time.

At GrayMar, every employee is seen, heard, and valued, not as a number, but as a member of our family. Our culture supports continuous learning, professional development, and long-term career growth. We offer a robust benefits package that includes wellness programs, a 401(k) with company matching, spending account options, and comprehensive medical, dental, and vision coverage. We also provide company-paid life and disability coverage (long and short-term), ensuring our employees are supported both in and out of the field.

Inclusion at GrayMar is not just an initiative; it is fundamental to how we innovate and grow. We draw strength from diverse experiences and perspectives and foster an inclusive environment where every voice matters. As we continue to grow nationwide, we remain committed to delivering exceptional service to our customers while building a workplace where people feel safe, supported, and proud to belong.

Position Overview

The CDL A Driver “Driver” reports to the Field Office’s Branch Manager. The Driver is responsible for the transportation of non-hazardous and hazardous waste materials via multiple vehicle types including but not limited to Roll-Offs, Tankers, Box Vans, Air Movers, etc. The Driver also performs tasks under the direct guidance of a supervisor including non-emergency and emergency response activities involving confined space entry such as manholes, tank cleaning, oil spill cleanup, drum handling, decontamination, sweeping and shoveling, high pressure washing and various other remedial activities.

Key Responsibilities

  • Ensure Health and Safety is the number one goal by following policies, processes, and always acting in a safe manner.
  • Adherence and documentation of all transportation compliance requirements including inspection reports, mileage logs, trip reports, etc.
  • Predominately local work with occasional mandatory out-of-town travel. Additional opportunities to volunteer for extra OTR routes.
  • Ability to load and unload different types of waste effectively.
  • Capability to operate light and heavy equipment including skid steers, forklifts, pressure washer, preferred. Providing administrative support to operations team
  • Wear personal protective equipment (PPE) properly and adhere to all safety procedures.
  • Performs labor intensive activities in all weather conditions.
  • Works in atmospheres with low clearances, confined spaces, and at heights.
  • Operates light and heavy equipment, not limited to forklifts, aerial lifts, boom lifts, skid steers, excavators, pressure washers, pumps, and other company work vehicles.
  • Attends mandatory training to earn certifications and obtain information specific to responsibilities.
  • Ensure all proper paperwork is signed and submitted.
  • Works “on-call” based on a rotating “on-call” schedule for Emergency Responses. May require out-of-town travel. Length of travel will vary, based on service center and on-going project requirements.
  • Works “on call” based on a rotating schedule for emergency response.
  • May require out-of-town travel. Length of travel will be dependent on the service center and ongoing projects.
  • Willing to comply with ongoing and random drug testing and health physicals as required by the company and our clients.
  • Perform other related duties as assigned.

Desired Qualifications

  • Strong work ethic with a safety-first mindset.
  • Ability to work independently or part of a team while managing multiple tasks and deadlines.
  • Strong work ethic with a safety-first mindset.
  • Ability to work independently or part of a team while managing multiple tasks and deadlines.
  • Operation of multiple vehicle types such as Roll-Offs, Tankers, Box Vans and Air Movers, Preferred.
  • Safety oriented mindset with the determination to follow all procedures and policies.
  • Hazmat transportation, including placarding and manifesting.
  • Active listening, coordination, social perceptiveness, and effective operation monitoring.
  • Able to read, write, and comprehend English, in accordance with DOT guidelines.
  • Must be able to get to the field office within one hour while on-call.
  • Demonstrates accountability and punctuality.

Education and Experience Required

  • High school diploma, GED, or equivalent required.
  • At least 2 years of Class A Driving experience.
  • Current CDL A with a clean driving record.
  • Current Tanker and Hazmat Endorsements.
  • No manual or airbrake restrictions.
  • 40-hour HAZWOPER experience/certification preferred.

Other Requirements

  • Must be able to pass pre-employment physical, drug screen, and alcohol testing.
  • Must be able to pass pre-employment background checks.
  • Must be able to successfully complete OSHA HAZWOPER 40-hour and other mandatory training courses.
  • Ability to work a rotating shift, including days, nights, weekends, and holidays.
  • Ability and willingness to travel for extended periods of time, overnight, and on an on-call basis.
  • Able to read, write, and understand the English language, and able to follow verbal and written instructions.
  • Must be able to withstand exposure to dust (chemical and environmental), fumes (chemical and fluids), exhaust and highly pressurized fluids.
  • Must be able to perform physical labor including lifting, pulling, and pushing heavy objects.
  • Must be able to lift up to 50 pounds repetitively at times.
  • Must be able to wear PPE.
  • Must be able to work under adverse conditions (heat & cold).

Benefits

  • Comprehensive health benefits coverage after 60 days of full-time employment.
  • 401(k) with possible yearly company match.
  • Company paid STD, LTD, and life insurance.
  • Company paid time off and holidays.
  • Career path programs and ongoing company paid training.
  • Family culture with positive and safe work environments.

Disclaimer: This job description may not include all assigned duties, responsibilities, or aspects of the job described and may be amended at any time at the sole discretion of GrayMar Environmental Services, LLC.

GrayMar Environmental Services, LLC is an Equal Opportunity Employer. Employment opportunities at GrayMar are based on one’s qualifications and capabilities to perform the essential functions of a particular job. All employment opportunities are provided without regard to race, religion, sex, pregnancy, childbirth or related medical conditions, victims of a QAOV and those with a family member who is a victim of a QAOV, national origin, age, veteran status, disability, genetic information, or any other characteristics protected by law.

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