Transportation Drainage EIT

The Mannik & Smith Group, Inc.

The Mannik & Smith Group, Inc.

Posted on Apr 7, 2026
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 work. As a Drainage Engineer-In-Training you will be responsible for a variety of projects, taking ownership from start to finish.
Department
Transportation
Employment Type
Full Time
Location
Meridian, ID
Workplace type
Onsite

What are the core responsibilities for the role?

  • Work as part of the drainage team under the direction of Senior Hydraulics Engineers to perform hydrologic and hydraulic analysis and design for transportation projects.
  • Use a variety of modeling software and tools to analyze and design drainage systems including storm drains, culverts, ditches, and water quality and stormwater management facilities.
  • Use CADD to prepare plans and digital files for bidding and construction.
  • Coordinate with other disciplines to provide the best value and service to our clients.
  • Your work will include design, calculations, and plan development.
  • Apply and adhere to industry and client standards.
  • Take ownership of and complete assigned tasks.

Qualifications, Skills, and Competencies:

  • Undergraduate or graduate degree from accredited program in civil engineering.
  • Passed FE exam.
  • 0-4 years of experience in storm water design and plan preparation for transportation projects.
  • Municipal and/or state DOT experience preferred.
  • OpenRoads Designer experience preferred.
  • Self-motivated, detail-oriented professional with strong organizational skills.
  • Desire to progress personally and professionally.
  • Motivated to work hard to learn new skills.
  • Clear and concise verbal and written communication.
  • Ability to work with different staff members.
  • Apply effective time management skills.

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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About Horrocks

Founded over 55 years ago, Horrocks has a long-standing history of delivering exceptional infrastructure solutions. At the heart of our company is a commitment to providing essential resources for communities and improving quality of life through innovative and forward-thinking engineering practices. Our teams of dedicated professionals deliver high-quality results on every project and are driven by a culture of service. With our slogan "What we do matters," we strive to make a meaningful difference in the world through our work. Our approach is holistic, taking into consideration all aspects of a project to ensure it meets the needs of the present while preparing for the future. We invest in our people and culture, recognizing that our success is dependent on the talents and dedication of our team. At our firm, we don't just build infrastructure — we build better communities.

Our Hiring Process

Stage 1:

Applied

Stage 2:

Initial Screening

Stage 3:

1st Interview

Stage 4:

Offer

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