Senior Engineer

The Opportunity

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

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.

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.

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.

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.

• 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.

• Professional licenses or certifications such as Professional Engineer preferred.

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.

• 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.

• 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.