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Salary
$80k – $90k per year
Location
In office (Meridian)
Seniority
Junior · 2+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 16, 2026. First seen by Alion on Oct 15, 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.

At Horrocks, we believe the best work comes from companies with values, that our people are our greatest resource, and that we have a responsibility to the communities where we live and work. As a Roadway/Site Engineer-in-Training (EIT), you will support the planning, design, and delivery of roadway and site development projects while continuing to grow your technical and professional skills under the guidance of licensed Professional Engineers.

What are the core responsibilities for the role?

  • Assist with the preparation of roadway design plans, profiles, and cross sections using AutoCAD Civil 3D
  • Support design tasks related to grading, drainage, utilities, water, and sewer systems
  • Prepare calculations, quantities, and exhibits in support of design development
  • Assist with the development of technical memoranda, design plans, specifications, and reports
  • Support permitting and agency coordination efforts in various jurisdictions
  • Contribute to engineer’s opinions of probable cost and quantity takeoffs at various project stages
  • Perform quality control checks on plans and documents under the supervision of a Professional Engineer
  • Coordinate with project team members across multiple disciplines
  • Participate in client meetings, internal coordination meetings, and project reviews as appropriate
  • Provide construction support services, including responding to RFIs and assisting with construction observation tasks

Qualifications, Skills, and Competencies:

  • Bachelor’s degree in Civil Engineering
  • Engineer-in-Training (EIT) certification or ability to obtain within a defined timeframe
  • 2-4 years of relevant civil engineering experience, with an emphasis on roadway or transportation design
  • Working knowledge of AutoCAD Civil 3D; experience with Bluebeam and Microsoft Office preferred
  • Familiarity with roadway geometry, drainage design, and utility coordination concepts
  • Ability to follow established design standards, specifications, and agency requirements
  • Strong written and verbal communication skills
  • Organized, detail-oriented, and motivated to grow technically and professionally
  • Ability to work effectively in a team environment and maintain positive working relationships
  • Exposure to municipal or state transportation projects preferred
  • Familiarity with local, state, or federal agency design standards preferred
  • Experience supporting both public and private sector projects preferred

Why would a candidate want this job?

At Horrocks, you can expect a competitive base salary and award-winning benefits. Including, but not limited to:

  • Medical, dental, vision, life, and disability insurance
  • Generous paid time off
  • 401(k): 50% match of contribution up to 6%
  • Professional development opportunities including in-house training
  • Paid professional organization membership and professional licensure

For more information, visit our website at www.horrocks.com

Equal Opportunity Employer including disability and protected veteran status

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