Preston Internship - Summer '27 (Preston Pipelines Infrastructure)
We believe great projects start with great people. That's why we invest in our employees through opportunities for career growth, professional development, and hands-on experience working on complex, high-impact projects. Whether you're just starting your career or bringing years of industry expertise, you'll be part of a team that values safety, accountability, camaraderie, collaboration, and continuous improvement.
Our commitment to People, a Preston core value, speaks for itself. Preston Companies has been recognized as a Bay Area Best Place to Work for six consecutive years (2021–2026) by the San Francisco Business Times and Silicon Valley Business Journal. Based entirely on employee feedback, this recognition reflects the culture our teams have built together. Our people are the foundation for our success—each individual brings unique ideas and new opportunities that support our collective growth. Together, we're excited to discover what possibilities may lie ahead!
Position Overview
Launch your career in construction with Preston! As a Project Engineer Intern, you'll gain hands-on experience supporting underground utility construction projects from pre-construction planning through project completion. Working alongside Project Managers, Superintendents, and field teams, you'll assist with project coordination, scheduling, procurement, documentation, cost tracking, production reporting, and project closeout while learning the day-to-day responsibilities of construction project management.
This internship is ideal for students or recent graduates pursuing a degree in Construction Management, Civil Engineering, or a related field who are eager to develop their technical knowledge, build professional relationships, and gain real-world experience in a fast-paced construction environment.
This internship is designed to provide progressive learning opportunities and practical experience. Responsibilities may increase in complexity as the intern develops knowledge, demonstrates proficiency, and gains experience throughout the internship.Key Responsibilities
- Assist Project Managers with the planning, coordination, and execution of underground utility construction projects.
- Review project plans, specifications, estimates, budgets, and material quantities to support project readiness.
- Coordinate with subcontractors, suppliers, trucking companies, and field personnel to ensure timely project execution.
- Support the preparation of project documentation, including purchase orders, subcontracts, submittals, permits, safety plans, and project logs.
- Help monitor project schedules, production, costs, and progress while identifying potential issues and supporting change order documentation.
- Attend project meetings and collaborate with Project Managers, Superintendents, Foremen, and other team members to ensure successful project delivery.
- Review field reports, timecards, production data, and project documentation for accuracy and timely processing.
- Maintain project records, including as-built drawings, photographs, closeout documents, and other project files.
- Build positive working relationships with project owners, inspectors, subcontractors, and internal teams.
- Perform other related duties as assigned in support of project and business objectives.
Location
Your office location will be determined based on needs of the business. Bay Area locations include Milpitas, Palo Alto, San Jose and Berkeley.
Equal Employment Opportunity
Preston Companies is an equal opportunity employer. We do not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, disability, veteran status, or any other status protected by applicable federal, state, or local laws.