Civil/Site Engineering Designer II

Colliers Engineering & Design; Allentown (Lehigh County); On-site; USD 65,000 - 90,000; Full time

Benefits offered by this job

Health insurance

401(k) matching

Paid time off

Dental and vision coverage

Job summary

Colliers Engineering & Design is seeking a Civil Engineering Designer to coordinate design tasks, lead support staff, and deliver grading and drainage designs for development projects using AutoCAD Civil 3D. Join our Civil/Site team to advance your career on warehousing, sports, residential, or mixed‑use projects.

We value collaboration with regulators, clients, and coworkers, with strong emphasis on accuracy, timeline adherence, and quality engineering solutions.

Qualifications

• Bachelor's Degree in Civil Engineering required.
• 2–4+ years civil engineering experience in land development.
• Experience with AutoCAD Civil 3D and mentoring junior staff.
• Ability to interact with coworkers, clients, and regulatory agencies.
• Strong verbal and written communication and attention to detail.

Responsibilities

• Review zoning and land development regulations to determine planning limitations.
• Lead site investigations, due diligence, and concept drawings coordination.
• Design stormwater management and conveyance systems using Civil 3D.
• Prepare pipe sizing calculations and grading design for site plans.
• Coordinate with AutoCAD draftsmen and manage project timelines.

Skills

AutoCAD Civil 3D

Stormwater design

Hydrology analysis

Project leadership

Mentoring juniors

Education

Bachelor's Degree in Civil Engineering

Tools

AutoCAD Civil 3D

Job description

Overview

Colliers Engineering & Design is seeking a Civil Engineering Designer that will utilize leadership and engineering skills to coordinate design tasks and manage support staff. Complete project tasks by utilizing engineering skills to perform design tasks including grading and drainage designs associated with development projects. Provide technical support, work within AutoCAD alongside staff engineers to collaborate and verify that project tasks are complete, accurate, meet scheduled timeline, and agency regulations.

Join our Civil/Site team and build your career alongside the best our industry has to offer. Whether facilitating a large warehousing complex, all-star sporting arena, residential development, or planning a mixed-use establishment in a downtown business district, joining Colliers Engineering & Design will accelerate your success!

Responsibilities

• Review of municipal zoning and land development ordinances and applicable agency regulations to determine land development limitations for the property.
• Site Investigation & Due Diligence includes the review of ordinances, utility service research, outside agency regulations and site visits to establish comprehensive development guidelines.
• Preparation of Concept Drawings based upon client's development objectives and conclusions of due diligence. Involves preparation of concept plan, including coordination with AutoCAD draftsmen.
• Leadership role in the review and design of Stormwater Management & Stormwater Conveyance Systems including use of AutoCAD Civil 3D and Hydrology design software.
• Skills should include preparation of pipe sizing calculations for stormwater conveyance systems including drainage area maps.
• Surface runoff coefficients, invert, slope, velocity & hydraulic grade line evaluation using the Rational Method & Manning's Equation.
• Knowledge of local stormwater management design regulations.
• Grading Design to ensure value engineering is achieved through earthwork analysis, and site safety is accomplished through the use of appropriate design slopes.
• Subdivision and site plan design and layout.
• Design of Utility Systems including stormwater conveyance, sanitary sewer service, pump station design, water, gas, telephone service, etc. Also involves determination and resolution of vertical and horizontal utility conflicts that may exist.
• Soil Erosion & Sediment Control Design including stability calculations, Best Management Practices, swale design, spillway design, and determination of construction sequence.
• Preparation of Construction Cost Estimates based upon site plan drawings as required for bonding and client purposes.
• Ability to work independently, as well as, lead a team of other engineer.

Qualifications

• Bachelor's Degree in Civil Engineering.
• Engineer In Training (EIT) preferred.
• 2-4+ years of civil engineering experience.
• Experience in land development, required.
• Familiarity with AutoCAD Civil 3D and the ability to mentor junior staff to enhance their design skills.
• Ability to interact well with coworkers, clients, and regulatory agencies.
• Excellent verbal and written communication skills.
• Attention to detail with exceptional analytical and judgment capabilities.
• Construction oversight, preferred.
• Ability to work independently as well as in a team environment.
• Knowledge of local city, county, and state land use processes and regulations (PA).
• Advanced technical skills in stormwater management, hydraulics, hydrological analysis, grading, and other site development related designs.
• Dedicated, responsive, and organized.
• Ability to read, write and understand English for purposes of comprehending written job-related communications and verbal instructions and interactions.

What We Offer

At Colliers Engineering & Design, our people are our most important resource. That's why we are committed to providing all our employees with a safe, comfortable work environment, potential for career advancement, and the ability to impact society through their projects as well as company sponsored activities.

This dedication begins with supporting a work life balance through a generous compensation package that includes company paid medical, dental, and vision coverage; paid pregnancy disability leave; short- and long-term disability insurance; life insurance; a company-matched 401(k)/Roth; paid time off that includes parental and military leave; employee referral and professional license bonuses and a straight time policy that compensates exempt employees for billable hours worked in excess of 40 billable hours within a work week.

We have also created an internal culture that provides the resources and technology needed to encourage personal and professional growth opportunities through reimbursement for education; a free in-house resource for hundreds of educational and self-enrichment courses; mentorship program; wellness program; Women's Organization and ongoing philanthropic opportunities.

Apply today to learn how you can join our team of professionals, so we can help you Accelerate Your Success!