Drainage Engineer

Actalent; United States; Hybrid; USD 78,000 - 90,000; Full time

Benefits offered by this job

Medical, dental & vision

401(k) Retirement Plan

Life Insurance

Disability insurance

Health Spending Account

Transportation benefits

Employee Assistance Program

PTO / Vacation

Job summary

Actalent is seeking a Drainage Engineer to perform hydrologic and hydraulic modeling for existing and proposed conditions. You will support bridge hydraulics, open-channel flow, and roadway drainage, preparing reports and calculations using standard tools.

The role requires a Civil Engineering degree with water resources emphasis, 2–5 years’ experience, and proficiency in HEC-RAS, TR-20, and TR-55. EIT certification is required or pursued, with a hybrid office location in Warrenville and

Qualifications

• Bachelor’s degree in Civil Engineering; Water Resources emphasis preferred.
• 2–5 years in water resources, drainage, or hydraulics.
• Hands-on hydraulic and hydrologic analysis experience.
• Proficiency with HEC-RAS, TR-20 and TR-55.
• Strong technical writing and communication skills.
• EIT certification required or actively pursuing.
• Experience supporting transportation projects (bridges, roadways, drainage).
• Familiarity with DOT or municipal design standards.
• Experience preparing drainage reports and technical documentation.

Responsibilities

• Conduct hydrologic and hydraulic modeling for existing and proposed conditions.
• Support bridge and culvert hydraulics and open-channel flow analysis.
• Assist with roadway drainage and storm sewer design.
• Prepare drainage reports, technical memos, and calculations.
• Use industry-standard modeling tools.
• Collaborate with transportation and drainage teams.
• Support permitting and agency coordination.
• Work under senior drainage engineers.

Skills

Hydraulic analysis

Hydrologic analysis

HEC-RAS

TR-20

TR-55

Technical writing

Communication

DOT standards

Education

Bachelor’s degree in Civil Engineering

Water Resources emphasis preferred

Tools

Microstation

AutoCAD

Job description

Job Title: Drainage Engineer

Job Description

We are seeking a skilled Hydraulic Engineer to perform hydrologic and hydraulic modeling for both existing and proposed conditions. The successful candidate will support bridge and culvert hydraulics, open-channel flow analysis, and assist with roadway drainage and storm sewer design. This role involves preparing drainage reports, technical memos, and calculations using industry-standard modeling tools. The Hydraulic Engineer will collaborate with transportation and drainage teams and support permitting and agency coordination.

Responsibilities

• Conduct hydrologic and hydraulic modeling for existing and proposed conditions.
• Support bridge and culvert hydraulics and open-channel flow analysis.
• Assist with roadway drainage and storm sewer design.
• Prepare drainage reports, technical memos, and calculations.
• Use industry-standard modeling tools.
• Collaborate with transportation and drainage teams.
• Support permitting and agency coordination.
• Work under senior drainage engineers.

Essential Skills

• Bachelor’s degree in Civil Engineering with a preference for Water Resources emphasis.
• 2-5 years of experience in water resources, drainage, or hydraulics-related engineering.
• Hands-on experience with hydraulic and hydrologic analysis.
• Proficiency with HEC-RAS, TR-20, and TR-55.
• Strong technical writing and communication skills.
• EIT certification required or actively pursuing.
• Experience supporting transportation-related projects such as bridges, roadways, and drainage systems.
• Familiarity with DOT or municipal design standards.
• Experience preparing drainage reports and technical documentation.

Additional Skills & Qualifications

• Experience with Microstation and AutoCAD.
• Ability to work collaboratively in a team environment.

Work Environment

The company offers a hybrid work model, with new hires expected to work in the office three days per week initially. Experienced staff may work remotely two to three days per week. The office is located in Warrenville, IL, with another office in Champaign, IL. The organizational structure is flat, led by 7-8 shareholder/principals who mentor junior staff. The Hydraulic Engineer will primarily work on bridge projects over waterways and will be part of a team of six to eight drainage engineers. The company encourages growth through hands-on modeling, analysis, and cross-discipline collaboration.

Job Type & Location

This is a Permanent position based out of Warrenville, IL.

Pay and Benefits

The pay range for this position is $78000.00 - $90000.00/yr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

Eligibility requirements apply to some benefits and may depend on your jobclassification and length of employment. Benefits are subject to change and may besubject to specific elections, plan, or program terms. If eligible, the benefitsavailable for this temporary role may include the following:

• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type

This is a hybrid position in Warrenville,IL.

Application Deadline

This position is anticipated to close on Sep 28, 2026.

About Actalent

Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 20,000 consultants and 5,000 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service.

The company is an equal opportunity employer and will consider all applications withoutregard to race, sex, age, color, religion, national origin, veteran status, disability,sexual orientation, gender identity, genetic information or any characteristic protectedby law.

If you would like to request a reasonable accommodation, such as the modification oradjustment of the job application process or interviewing process due to a disability,please email [e-mail] for other accommodation options.

San Francisco Fair Chance Ordinance:

Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in thecity and county of San Francisco, we will consider for employment qualified applicantswith arrest and conviction records.

Massachusetts Lie Detector:

It is unlawful in Massachusetts to require or administer a lie detector test as acondition of employment or continued employment. An employer who violates this lawshall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI):

We may use Artificial Intelligence (AI) to support parts of our hiring process,including sourcing, screening, and evaluating candidates. AI helps assess applicationsand qualifications, but final decisions are made by our hiring team. By applying, youacknowledge and agree that your application may be reviewed using AI tools.