Civil Engineers!

Chastain & Associates LLC; Decatur (IL); On-site; USD 65,000 - 90,000; Full time

Job summary

Chastain & Associates LLC is seeking a Civil Engineer to work on infrastructure and land development projects from concept through construction. You will prepare designs, perform calculations, and assist with planning and permitting while coordinating with clients, teams, and regulatory agencies from our Decatur, IL office.

The role emphasizes stormwater management, roadway and utility design, and thorough site grading analysis.

Qualifications

• Bachelor’s degree in Civil Engineering or closely related field; EIT preferred, PE licensure a plus.
• Proficiency with AutoCAD, Civil 3D or similar tools.
• Strong analytical, problem-solving and communication skills.
• On-site Decatur, IL with ability to manage multiple tasks and collaborate with diverse stakeholders.

Responsibilities

• Prepare engineering designs and plans.
• Perform calculations.
• Assist with project planning and permitting.
• Coordinate with internal teams, clients, and regulatory agencies.
• Analyze stormwater systems, roadway layouts, utility designs, and site grading.
• Support project documentation and construction oversight.

Skills

Civil design

Multidisciplinary teamwork

Site planning

Stormwater management

Communication

Education

Bachelor's degree in Civil Engineering

EIT certification preferred

PE licensure a plus

Tools

AutoCAD

Civil 3D

Job description

Company Description

Chastain & Associates LLC is a professional consulting firm offering land surveying, land planning and development, civil and structural engineering, water/wastewater, construction, and urban planning services. The firm focuses on delivering practical engineering solutions that support informed decision-making for clients across public and private sectors. Chastain integrates environmental stewardship and sustainable infrastructure principles into every project. Team members collaborate across disciplines to address complex infrastructure challenges while maintaining long-term community and environmental benefits.

Role Description

Civil Engineers at Chastain & Associates LLC will work on a variety of civil infrastructure and land development projects from concept through construction. Day-to-day responsibilities include preparing engineering designs and plans, performing calculations, assisting with project planning and permitting, and coordinating with internal teams, clients, and regulatory agencies. The role involves analyzing stormwater systems, roadway layouts, utility designs, and site grading, as well as supporting project documentation and construction oversight. This is a full-time, on-site position based in Decatur, IL, requiring regular collaboration with project managers, designers, and field staff.

Qualifications

• Strong skills in Civil Engineering Design and Civil Engineering for infrastructure and land development projects.
• Experience working as Civil Engineers on multidisciplinary projects and coordinating with project teams.
• Ability to support Planning activities, including site layout, permitting, and coordination with agencies.
• Knowledge of Stormwater Management principles, including drainage design, erosion control, and compliance with local regulations.
• Bachelor’s degree in Civil Engineering or a closely related field; EIT certification preferred, PE licensure a plus.
• Proficiency with relevant design and drafting software (e.g., AutoCAD, Civil 3D or similar tools).
• Strong analytical, problem-solving, and communication skills, with attention to detail and quality standards.
• Ability to work on-site in Decatur, IL, manage multiple tasks, and collaborate effectively with diverse stakeholders.