Often the best way from point A to point B is underground.

When it comes to underground infrastructure, our ideas begin with your challenges.
Delve Underground is a leader in heavy civil engineering, serving the transportation, water, wastewater, and energy industries. Specializing in tunnel design, we provide innovative solutions to the most challenging underground problems.

We offer comprehensive design, construction management, and dispute resolution capabilities. Our expertise includes civil, structural, and geotechnical engineering.

Founded in 1954, as Jacobs Associates, Delve Underground is an employee-owned firm with 21 offices and 350 team members throughout the United States, Canada, Australia, and New Zealand.

We create connections—in our offices, with our projects, and across cultures.

What’s it like to work at Delve Underground?
You’ll get to work on some of the world’s most exciting underground projects, alongside a brilliant team who are recognized leaders in their fields. We work hard, we care about each other, and we also have fun.

What could be cooler than solving problems below the Earth’s surface?
Delve Underground is looking for innovative, bright talent to fill roles throughout our 21 offices. We encourage an entrepreneurial spirit and help our team members forge their own path within the company.

We believe that diversity drives innovation.
As we continue to grow, we are committed to developing an inclusive culture of mutual respect, where diversity is valued, both in support of individual potential and to achieve our business goals.