Mid Level Associate Environmental Scientist Jobs
Mid level associate environmental scientist jobs go to professionals ready to own field investigations, manage project scopes, and deliver regulatory deliverables with limited oversight. Roles are concentrated across Consulting & Professional Services and Education, with a mix of on-site, hybrid, and remote positions, and employers like HDR, Burns & McDonnell, and The Mannik & Smith Group hiring at this level now.
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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 Pittsburgh, PA or Cleveland, OH, Columbus, OH, or Cincinnati, OH. 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;
- 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;
- Lead tasks associated with the preparation and modification of various engineering documents including reports, specifications, plans, cost estimates and designs for projects;
- Perform and manage tasks within specific budgets and schedules. May track task and project budgets;
- Interact in a professional manner with client and subcontractor representatives in close collaboration with supervisor;
- Supervise or coordinate the work of staff engineers, interns and others who assist in specific assignments as needed; and
- Perform other duties as requested.
Qualifications
- Bachelor's degree in Environmental Science, Environmental Engineering, Geology or Hydrogeology;
- 4+ years of related experience in contaminated sites investigation, engineering feasibility studies, remedial and mitigation system design and construction oversight;
- Experience conducting Phase I and II environmental site assessment including drilling observation, sampling, well installation, construction/remediation oversight;
- In-depth knowledge and understanding of state and federal environmental regulations (including CERCLA and RCRA);
- Experience working with state regulatory agencies;
- Excellent written and verbal communication skills;
- Strong attention to detail with excellent analytical, multitasking, and judgment capabilities;
- Ability to effectively work independently and in a team environment;
- Availability to work overtime as needed; and
- Travel may be required based on business needs and project assignments. Travel requirements may vary by position and may change based on business needs.
Langan provides a rich array of programs and benefits to help its employees advance their careers and enhance the quality of their lives. Our comprehensive compensation package includes: full-time employment company paid medical, dental, and vision coverage; life insurance, short- and long-term disability insurance, and paid pregnancy disability leave; 401(k)/Roth with company match; paid time off including parental and military leave; employee referral and professional license bonuses; and educational reimbursement.
Langan offers employee resource groups; flexible work schedules; extensive training; wellness programs; buddy and mentoring programs; and much more!
Langan is committed to providing equal employment opportunities to all qualified applicants and employees, including individuals with disabilities and protected veterans. We believe that an inclusive workplace is essential for the well-being and success of our employees.
Please review our Applicant Privacy Notice at Collection to understand how we collect, use, and retain your personal information: https://www.langan.com/langan-notice-at-collection
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 Pittsburgh, PA or Cleveland, OH, Columbus, OH, or Cincinnati, OH. 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;
- 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;
- Lead tasks associated with the preparation and modification of various engineering documents including reports, specifications, plans, cost estimates and designs for projects;
- Perform and manage tasks within specific budgets and schedules. May track task and project budgets;
- Interact in a professional manner with client and subcontractor representatives in close collaboration with supervisor;
- Supervise or coordinate the work of staff engineers, interns and others who assist in specific assignments as needed; and
- Perform other duties as requested.
Qualifications
- Bachelor's degree in Environmental Science, Environmental Engineering, Geology or Hydrogeology;
- 4+ years of related experience in contaminated sites investigation, engineering feasibility studies, remedial and mitigation system design and construction oversight;
- Experience conducting Phase I and II environmental site assessment including drilling observation, sampling, well installation, construction/remediation oversight;
- In-depth knowledge and understanding of state and federal environmental regulations (including CERCLA and RCRA);
- Experience working with state regulatory agencies;
- Excellent written and verbal communication skills;
- Strong attention to detail with excellent analytical, multitasking, and judgment capabilities;
- Ability to effectively work independently and in a team environment;
- Availability to work overtime as needed; and
- Travel may be required based on business needs and project assignments. Travel requirements may vary by position and may change based on business needs.
Langan provides a rich array of programs and benefits to help its employees advance their careers and enhance the quality of their lives. Our comprehensive compensation package includes: full-time employment company paid medical, dental, and vision coverage; life insurance, short- and long-term disability insurance, and paid pregnancy disability leave; 401(k)/Roth with company match; paid time off including parental and military leave; employee referral and professional license bonuses; and educational reimbursement.
Langan offers employee resource groups; flexible work schedules; extensive training; wellness programs; buddy and mentoring programs; and much more!
Langan is committed to providing equal employment opportunities to all qualified applicants and employees, including individuals with disabilities and protected veterans. We believe that an inclusive workplace is essential for the well-being and success of our employees.
Please review our Applicant Privacy Notice at Collection to understand how we collect, use, and retain your personal information: https://www.langan.com/langan-notice-at-collection
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Mid Level Associate Environmental Scientist Jobs: Frequently Asked Questions
How do I get a mid level associate environmental scientist job?
Position your experience around project ownership rather than task completion. Highlight deliverables you led end to end, such as site assessments, remediation plans, or permit applications, and name the regulatory frameworks you worked under. Applications that show you can manage client communication, interpret field data independently, and produce compliant reports stand out against candidates who list only supporting roles.
Which companies hire mid level associate environmental scientists?
Companies hiring mid level associate environmental scientists right now include HDR, Burns & McDonnell, and The Mannik & Smith Group, based on current listings on Migrate Mate as of November 2026. Hiring at this level comes primarily from environmental consulting firms, government contractors, and industrial companies with ongoing compliance and site remediation programs.
Are there remote mid level associate environmental scientist jobs?
Yes, though fieldwork requirements limit full remote options in this discipline. About 0% of mid level associate environmental scientist openings are remote or hybrid as of November 2026, with hybrid arrangements most common at consulting firms where report writing and client coordination can be done off-site between field campaigns.
How do I move up to a mid level associate environmental scientist role?
Moving into mid level requires building a record of independent contributions over your first few years. Focus on expanding from task execution to project ownership, taking the lead on discrete site assessments or compliance filings, and deepening expertise in a specific discipline such as remediation, air quality, or wetlands. Measurable outcomes and demonstrated regulatory knowledge accelerate the transition.
Which industries hire the most mid level associate environmental scientists?
Mid Level associate environmental scientist roles concentrate in Consulting & Professional Services and Education, based on current listings on Migrate Mate as of November 2026. These sectors drive consistent demand because they face ongoing regulatory compliance obligations, permitting requirements, and site assessment needs that require experienced scientists who can work with limited supervision.