Project Engineer Intern

Subsidiary: Sully Miller Holding Co.


Sully-Miller Contracting Co., the Colas USA subsidiary that operates throughout Southern California, is a company with nearly 100 years in the construction industry. Since 1923, Sully-Miller has become one of the premier construction contractors in Southern California, building much of the region’s infrastructure including airports, seaports, rail and intermodal, military/federal, roads, highways, and specialty projects. To learn more about Sully-Miller Contracting Co. visit  

Throughout Colas USA, we provide 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

Sully-Miller Contracting Co., and the rest of the Colas USA Family of Companies, is part of the Colas Group, the worldwide leader in transportation infrastructure construction and maintenance. For information on our international network visit


Job Summary

Under direct supervision, interns will assist and learn all aspects of horizontal construction by optimizing resources and minimizing costs. Project engineer interns will gain hands-on experience through assisting project engineers' management of project(s) by means of cost management and analysis, scheduling, billings, and project management. Interns will also be expected to observe, learn, and assist with field and office engineering, administrative, and technical duties.

Main Responsibilities

  • Support the Sully-Miller safety culture by ensuring company strategic initiatives are meet by safety, environmental performance, and efficiency.
  • Ensure continual compliance with, OSHA and EPA regulations.
  • Attending pre-bid meetings and bid openings.
  • Supports the planning and estimating stage of projects to ensure the most efficient, safe and economical form system are incorporated into the project design.
  • Works closely with the project team monitoring the safety, cost and scheduling of construction projects.
  • Effectively manage the work environment to ensure safety, environmental, regulatory and production targets are met.
  • Assists the project team in establishing the sequential steps involved in all processes with the scope of the project, and adapts schedules and work tasks accordingly. 
  • Develops and maintains customer relationships to enhance company’s ability to procure projects, reduce risk, and ensure operational efficiency.


  • Enrolled in a Bachelor’s degree program such as Civil, Construction Management, or related filed
  • Previous construction or intern experience preferred


  • Basic math skills with ability to calculate and analyze data
  • Excellent written and verbal communication skills
  • Good organizational skills
  • A tendency to take the initiative
  • The ability to work well with all levels of the organization
  • A mindset for making continuous improvements of department processes


Colas Inc. and its subsidiaries (Sully-Miller Contracting Co.) are an Equal Opportunity Employer. For details on the specifics of this commitment, please click here to view the EEO document. If you need an accommodation to access the information provided on this website, please contact Colas Inc. 973-290-9082 or send an email to

Nearest Major Market: Orange County
Nearest Secondary Market: Los Angeles