Sales Intern - Summer 2027

Sully-Miller Contracting Co.; Brea (CA); On-site; USD 30,000 - 41,000; Full time

Benefits offered by this job

Competitive pay

Benefits

Career advancement opportunities

Professional education

Job summary

Sully-Miller Contracting Co. in Southern California is seeking a Sales Intern to support the Sales department and gain a foundational understanding of material products and their applications.

You will provide excellent customer service, help prepare quotes and pricing, maintain customer records, and shadow the team on job sites, traveling to projects to learn hands-on.

Qualifications

• Currently pursuing a college degree in Business, Communications, or related field.
• Strong communication, interpersonal, and organizational skills.
• Ability to learn quickly and adapt in a fast-paced environment.

Responsibilities

• Provide superior levels of customer service by understanding and meeting client needs.
• Identify and pursue new business opportunities through networking, referrals, and events.
• Prepare and submit accurate quotes, contracts, and pricing for projects.
• Maintain detailed customer records using automated systems.
• Provide post-sale support to ensure customer satisfaction and long-term relationships.
• Shadow Sales team members and travel to various jobsites for hands-on experience.
• Support the Sales team by developing a pipeline of projects and coordinating job-site services.
• Monitor market trends, product innovations, and competitor activities.
• Contribute to marketing initiatives that promote products and services.
• Perform other duties as assigned.

Skills

Excellent verbal and written comms

Interpersonal skills

Customer service

Team collaboration

Organizational skills

Analytical mindset

Self-motivated / eager to learn

Multi-tasking / prioritization

Education

Pursuing a college degree in Business, Communications, or related field

Tools

Microsoft Office Suite

Job description

Blue Diamond Materials is one of the companies that operates within Sully‑Miller Contracting Co., the Colas USA subsidiary that operates throughout Southern California. We are part of Sully‑Miller Companies consisting of Sully‑Miller Contracting Co., Blue Diamond Materials and United Rock Products. Each company supports the other. United Rock provides the aggregate, Blue Diamond Materials provides the hot and warm mix asphalt manufacturing, and Sully‑Miller Contracting executes the projects. Blue Diamond has five asphalt plants located throughout Southern California- Irwindale, Inglewood, South Gate, Sun Valley and Victorville. To learn more about Blue Diamond visit www.bluediamondasphalt.com.

The Colas USA Family of Companies provides competitive pay, outstanding benefits, career advancement opportunities, professional education, and extensive training for every employee. We pride ourselves on upholding the highest standards of safety, environmental conservation, and ethical conduct as we strive to grow our infrastructure products and services through empowering and developing our people, fostering innovation, utilizing new technology, and maximizing vertical integration at all levels of the company’s value chain. To learn more about the Colas USA Family of Companies, please visit www.colasusa.com.

Compensation

$26 per hour

Job Summary

The Sales Intern will support the Sales department by assisting with various tasks while gaining a foundational understanding of material products and their applications.

Main Responsibilities

• Provide superior levels of customer service to each customer by understanding and meeting client needs
• Identify and pursue new business opportunities through networking, referrals, and industry events
• Prepare and submit accurate quotes, contracts, and pricing strategies for projects
• Maintain detailed customer records using automated systems
• Provide post-sale support to ensure customer satisfaction and long‑term relationships
• Shadow Sales team members and travel to various jobsites to gain hands‑on experience
• Support the Sales team by developing a pipeline of projects and coordinating job‑site services
• Monitor market trends, product innovations, and competitor activities
• Contribute to marketing initiatives that promote products and services
• Perform other duties as assigned

Education And/or Work Experience

• Must be actively working towards a college degree in Business, Communications, or a related field

Skills

• Excellent verbal and written communication skills
• Exceptional interpersonal and customer service skills
• Proficiency in Microsoft Office Suite (Word, Excel, PowerPoint
• Ability to work collaboratively in cross‑functional teams
• Strong organizational skills and attention to detail
• Analytical mindset with the ability to gather and interpret data
• Self‑motivated, proactive, and eager to learn
• Ability to handle multiple tasks and prioritize effectively in a fast‑paced environment

Physical Requirements

• Ability to utilize hands and fingers in order to type and carry reports should the need require
• Ability to stand, walk, and reach with arms and hands throughout the workday should the need arise
• Ability to climb, balance, stoop, kneel, and crouch should the need arise
• Ability to sit for a long period of time, possibly more than 90% of the workday
• Ability to see clearly or with assistance via necessary correction
• Sometimes driving long distances to job sites

Colas Inc. And Its Subsidiaries Are An Equal Opportunity Employer. For Details On The Specifics Of This Commitment.

• to meet the requirements of the role in which you are applying
• complete any part of the application process
• access or use the online application process and need an alternative method for applying