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Salary
$94k – $175k per year (Estimated)
Location
In office (Columbia)
Seniority
Senior
Employment
Full-Time

Confirmed on the employer's own hiring board on Sep 24, 2026. First seen by Alion on Sep 18, 2026.

Overview
Company
Impact
Profile match
Trilon is an infrastructure consulting platform that brings together engineering, planning and design firms working on transportation, water, energy and environmental projects across North America, headquartered in Denver, Colorado. Launched in January 2022 with Waggoner Engineering as founding partner, it has grown by adding firms such as DRMP, The Mannik & Smith Group, Alta Planning + Design and Fehr Graham, and reports about 2,100 employees in 58 offices. Its openings at partner firms include traffic, roadway and civil engineers, water engineers, survey and SUE technicians, drillers, construction managers and project managers.

If you're an experienced Inspector or Senior Inspector in Construction Services, our Construction Engineering Inspection (CEI) group is GROWING and looking for your expertise in South Carolina! *Position is listed in Columbia, SC, but we're open to all areas of South Carolina.

As a Senior Inspector, you will be responsible for performing highly complex technical assignments in field surveying and construction layout, making and checking engineering computations, inspecting construction work, and conducting field tests. You will also be responsible for coordinating and managing the lower-level inspectors and are expected to perform under the general supervision of the Project Manager.

What You'll Receive:

  • Company Vehicle
  • Cell Phone Allowance
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