Trilon Group

Infrastructure consulting for transportation and water

Civil Engineer - Commercial Site Design

Water Resources EngineeringUpdated on Nov 13

Full-timeColumbus, OH, USA$80k - $100k /yrIn-person

About the Job

Requirements

A bachelor's degree in Civil Engineering, Landscape Architecture, or a related field.
An Engineering Intern (EI) certification is required, with the ability to obtain a Professional Engineer (PE) or Professional Landscape Architect (PLA) license within 6–12 months.
Practical experience in site development design and plan preparation is required.
Proficiency in AutoCAD Civil 3D, including grading, pipe networks, and plan set development, is required.
Experience applying municipal, county, and state design standards is required.
Strong written and verbal communication skills are required.
Ability to coordinate with reviewing agencies, municipalities, and internal project teams is required.

Responsibilities

Support licensed engineers in the design and preparation of commercial and site development projects.
Prepare and review engineering calculations, technical designs, and construction document packages.
Develop feasibility studies, due diligence reports, zoning studies, and early-stage planning documents.
Perform stormwater modeling, hydraulic and hydrologic analysis, and drainage design.
Prepare cost estimates and detailed design plans for commercial and mixed-use developments.
Coordinate with internal MSG teams, including Surveying, Geotechnical, Environmental, Structural, Traffic, Transportation, and Construction Services.
Apply agency standards and design criteria to support permitting and project approvals.
Engage with reviewing agencies to address comments and guide projects through approvals.
Support projects from conceptual design through construction documentation.

Desired Qualifications

Experience preparing hydraulic and hydrologic reports is strongly preferred.
Roadway design and survey experience are a plus.
Utility design or utility field inspection experience is a plus.

The Mannik & Smith Group, Inc. (MSG) is a people focused, award-winning, full-service consulting firm that offers a wide array of services including civil and geotechnical engineering, environmental consulting, planning, landscape architecture, agriculture, surveying and construction support. Our talented staff of more than 650+ professionals deliver integrated planning, design, engineering and construction solutions.

Due to MSG's continued growth, a new opening is available for a Civil Engineer to assist with our projects in Columbus, OH! This role focuses on commercial site development while offering exposure to a wide range of public and private projects including industrial, residential, energy, and water/wastewater developments throughout the Midwest.

Support licensed engineers in the design and preparation of commercial and site development projects
Prepare and review engineering calculations, technical designs, and construction document packages
Develop feasibility studies, due diligence reports, zoning studies, and early-stage planning documents
Perform stormwater modeling, hydraulic/hydrologic analysis, and drainage design
Prepare cost estimates and detailed design plans for commercial and mixed-use developments
Coordinate with internal MSG teams including Surveying, Geotechnical, Environmental, Structural, Traffic, Transportation, and Construction Services
Apply agency standards and design criteria to support permitting and project approvals
Engage with reviewing agencies to address comments and guide projects through approvals
Support projects from conceptual design through construction documentation

Bachelor’s degree in Civil Engineering, Landscape Architecture, or a related field
EI certification required, with ability to obtain PE or PLA within 6–12 months
Practical experience in site development design and plan preparation
Proficiency in AutoCAD Civil 3D including grading, pipe networks, and plan set development
Experience applying municipal, county, and state design standards
Experience preparing Hydraulic/Hydrologic reports strongly preferred
Roadway design and survey experience a plus
Utility design or utility field inspection experience a plus
Strong written and verbal communication skills
Comfortable coordinating with reviewing agencies, municipalities, and internal project teams

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About the Company

Trilon Group

Infrastructure consulting for transportation and water

Trilon Group provides infrastructure consulting in transportation, water, and municipal systems in the Mid-Atlantic region. It works by partnering with local governments, municipalities, and private clients to deliver planning, design support, and project management through fee-based engagements, expanding capabilities through alliances with firms like Rinker Design Associates and Wilson Engineers. The company differentiates itself with a platform-style growth approach backed by private equity and a People First culture focused on talent development. Its goal is to expand service offerings and market presence in the Mid-Atlantic by building scalable partnerships and using capital to support growth.

Company size: 51-200
Company stage: Growth Equity (Non-Venture Capital)
Total funding: $200M
Headquarters: Denver, CO
Founded: 2021

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