Environmental Engineer
Posted 6 Oct 2026
Advertised as “Senior Staff Scientist ”
BranchFactor Summary
The original posting with the fluff stripped out
- Expected experience
- 4+ yrs
- Management level
- People management
- Contract
- Full-time
No salary listed for this role.
Field of studyEnvironmental Engineering, Environmental Science, Geology, Hydrogeology
Study levelBachelor's
Langan provides expert land development engineering and environmental consulting services for major developers, renewable energy producers, energy companies, corporations, healthcare systems, colleges/universities, and large infrastructure programs throughout the U.S. and around the world. Our employees collaborate seamlessly among 50+ offices and gain valuable hands-on experience that fosters career growth. Langan culture is entrepreneurial from advancing innovative technical solutions, to participating in robust training and knowledge sharing, to making progressive change within the communities we live and work.
Consistently ranked among the top ten “Best Firms to Work For” and Engineering News-Record’s top 50 firms worldwide, Langan attracts and retains the best talent in the industry. Employees thrive at Langan, a firm that fosters an inclusive and supportive work environment for all; prioritizes wellbeing, health, and safety; encourages volunteerism and philanthropy; offers workplace flexibility, along with carbon-neutral office spaces; and empowers individuals to contribute their skills and knowledge to make impactful contributions.
Job Summary
Langan is seeking a Senior Staff Environmental Engineer, Scientist or Geologist to join its collaborative team in Chicago, IL**.** This individual will serve a key function in providing site exploration activities, including soil borings and monitoring well installations; conducting field tests; collecting field data and samples; monitoring construction sites; and compiling data and preparing reports. In this role, you will have the opportunity to work on diverse projects, solve problems and overcome challenges in restoring the environment and returning blighted properties to productive re-use while protecting and enhancing the environment. The position encourages learning, growth, creativity, flexibility, and collaboration in a team environment
Job Responsibilities
- Assist with the planning and execution of field investigations by performing field tests, collecting samples, collecting and recording data, and performing routine calculations;
- Monitor complex construction projects by taking various tests to evaluate whether contractor or subcontractor has complied with job specifications;
- Collect soil, soil vapor, indoor and ambient air, sediment, surface water, and groundwater samples;
- Operate and maintain groundwater and soil vapor treatment systems;
- Assist with acquisition of and compliance with regulatory agency permits to support site investigation and remediation;
- Review and interpret environmental, geological, and historical records to support environmental due diligence;
- Prepare a variety of standard logs and field forms (such as drilling logs, field investigation dailies, and chain of custody logs);
- Identify and implement solutions to both routine and more complex field problems and document them accurately, keeping project manager informed or problems encountered during work assignments;