Demo

Senior Engineer

Tetra Tech Careers
Chicago, IL Full Time
POSTED ON 1/6/2026
AVAILABLE BEFORE 3/6/2026

The Opportunity
Tetra Tech is looking for a part-time Senior Engineer for our Chicago, IL location. 

 

Position Summary
The selected candidate will provide support to a wide variety of projects and clients throughout the United States. This position may also support various contracts for federal, state, and commercial clients.  

 

Essential Job Functions

The following duties are considered essential to the role. Reasonable accommodations may be made to enable individuals with disabilities to perform these essential functions:

  • Support and manage sediment remediation projects and task orders including feasibility studies, pre-design investigations, treatability/pilot studies, remedial design, and remedial actions.

  • Communicate and interact with project clients, vendors, and subcontractors.

  • Support the development and implementation of environmental plans and procedures.

  • Support and oversee development of technical specifications, calculation packages, basis of design report, and design drawings for sediment remediation projects.

  • Support proposal, project schedule and cost estimate development.

  • Interpret CQC/CQA data and troubleshoot to improve production rates.

  • Prepare technical report deliverables, including data evaluation, interpretation, and presentation.

  • Mentor and train junior staff.

 

Why Tetra Tech
At Tetra Tech, we are Leading with Science to solve the world’s most complex challenges.  Our industry-leading experts in engineering and consulting are committed to driving positive change in communities around the world.  For over 50 years, we have been at the forefront of innovation and sustainability.  Today we stand as a market leader, offering cutting-edge solutions in water, environment, energy, and international development.  Our work has improved more than 625 million lives around the world.

 

Your Impact
Join Tetra Tech to make a real difference.  Our work leverages cutting-edge technologies, advanced analytics, and the expertise of world-class scientists and engineers to create meaningful change around the world. Discover your full potential – join us to advance your career while leaving a lasting legacy.

 

Required Qualifications

  • Bachelor’s degree in environmental engineering or related field required.

  • 40-hour OSHA HAZWOPER and current 8-hour refresher certification required.

  • Minimum 15 years of environmental consulting or related experience.

  • Strong analytical, organizational, and communication skills (both written and verbal).
  • Highly motivated and customer focused.
  • Ability to work successfully both independently and in a team environment.
  • Project management experience.
  • Excellent technical writing and communication skills, as well as proficiency with MS Office applications.
  • Knowledge of federal, state, and local environmental regulations.
  • Experience with completion and/or management of sediment RI/FS, remedial design and remedial actions.
  • Experience and knowledge of U.S. EPA, and/or state environmental programs.

     

In addition, the following is required:

  • Passing a criminal background check.
  • Driving on a regular basis. Passing a motor vehicle record background check and maintaining a valid driver's license and good driving record is required.

 

Preferred Qualifications

  • Professional licenses or certifications such as Professional Engineer preferred.

 

Physical Requirements

Candidates must be able to:

  • Walk around project sites in all types of terrains.
  • Lift and carry equipment weighing up to 35lbs.
  • Meet physical demands of hazardous waste site work.
  • Complete annual medical monitoring program.

 

Work Environment / Environmental Factors

  • This position will mostly consist of office work.

  • Project sites may be outdoors within the U.S. during all seasons, including peak summer and winter conditions. 

  • This position offers the flexibility to work in our Chicago office or remotely.

 

Additional Information

  • This part-time position requires up to 10% travel, which may include overnight travel.  

  • Travel to client sites and other locations to conduct meetings, site visits, etc. will be required. 

  • Must be able to drive on a regular basis.  Passing a motor vehicle record background check and maintaining a valid driver's license and good driving record is required. 
     

 

Life at Tetra Tech
The perks of working at Tetra Tech include:

  • Comprehensive and market-competitive benefits.
  • Merit-based financial rewards.
  • Flexibility and company-wide commitment to work/life balance.
  • Collaborative team atmosphere that values the contributions of all employees.
  • Learning and development opportunities for ongoing professional growth.  

 


Benefits
Tetra Tech offers a basic core medical plan and our 401k retirement plan for this position. 

The rate of pay for this position is $50/hour - $125/hour, depending on education, experience, skills, and location.

Health and safety play a vital role in our success. Tetra Tech’s employees work together to comply with all applicable health & safety practices and protocols, including any public health orders and regulations that are mandated by local, state, provincial, federal, and international authorities as well as client and project requirements.  

 

About Tetra Tech:

Tetra Tech is the leader in water, environment, and sustainable infrastructure, providing high-end consulting and engineering services for projects worldwide. Our 25,000 employees work together to provide clear solutions to complex problems by Leading with Science® to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition.

Tetra Tech is proud to be an Equal Opportunity Employer.  All qualified candidates will be considered without regard to race, color, religion, national origin, age, disability, sex, marital or familial status, status as a protected veteran, or any other characteristic protected by law. Tetra Tech is a VEVRAA federal contractor and we request priority referral of veterans.

We invite applications from all interested parties. 

Explore our open positions at https://www.tetratech.com/careers. Follow us on social media to learn more about our people, culture, and opportunities:

LinkedIn: @TetraTechCareers
X (Twitter): @TetraTechJobs

Please no phone calls or agencies.

Additional Information

Salary : $50 - $125

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Senior Engineer?

Sign up to receive alerts about other jobs on the Senior Engineer career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$105,809 - $128,724
Income Estimation: 
$136,611 - $163,397
Income Estimation: 
$135,163 - $163,519
Income Estimation: 
$131,953 - $159,624
Income Estimation: 
$150,859 - $181,127
Income Estimation: 
$224,976 - $270,947
Income Estimation: 
$150,467 - $192,499
Income Estimation: 
$149,289 - $190,988
Income Estimation: 
$97,457 - $126,589
Income Estimation: 
$176,972 - $219,172
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Tetra Tech Careers

  • Tetra Tech Careers Colorado, CO
  • The Senior Project/Technical Manager is a fully remote, part time, on call, position to support our robust nationwide support for a variety of Department o... more
  • 12 Days Ago

  • Tetra Tech Careers Denver, CO
  • The Opportunity: Tetra Tech is adding a Senior Water/Wastewater Engineer to our Water team based in Denver, Colorado. This role provides an opportunity to ... more
  • 12 Days Ago

  • Tetra Tech Careers Parsippany, NJ
  • The Opportunity: Tetra Tech is adding a Civil/Geotechnical Engineer for our Parsippany, NJ office. The successful candidate will work under the mentorship ... more
  • 12 Days Ago

  • Tetra Tech Careers Atlanta, GA
  • Discover your full potential. At Tetra Tech, we are collaborating with industry-leading experts for a sustainable future for our world. We combine consulti... more
  • 12 Days Ago


Not the job you're looking for? Here are some other Senior Engineer jobs in the Chicago, IL area that may be a better fit.

  • Structural Technologies Schiller Park, IL
  • Description STRUCTURAL TECHNOLOGIES is seeking an experienced Structural Engineer to join our team. This position will focus on supporting our design-build... more
  • 12 Days Ago

  • Socotec Chicago, IL
  • Company Description SOCOTEC is a provider of niche consulting services within the architecture, engineering and construction industries focusing on high-pe... more
  • 20 Days Ago

AI Assistant is available now!

Feel free to start your new journey!