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Assistant Environmental Engineer Jobs in Missouri

Environmental Engineer

California, MO · On-site

$107.70 - $148/hr

  • Medical

  • Retirement

As an Environmental Engineer you will in the specific areas of responsibilities noted below ... * Assist with regulatory permitting tasks, as needed. * Ensure on-going compliance with assigned ...

New

Senior Environmental Engineer

Savannah, MO · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

... assist with mine planning and real estate management. * Administer the process of applying for permits related to mining activity, including coordination with management, legal staff, and local ...

Senior Environmental Engineer

Columbia, MO · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

... assist with mine planning and real estate management. * Administer the process of applying for permits related to mining activity, including coordination with management, legal staff, and local ...

Environmental Project Engineer

California, MO · On-site

$85 - $120/hr

  • Medical

  • Dental

  • Vision

  • Life

  • PTO

Bachelor's degree in Civil Engineering, Environmental Engineering, or a related field. * Engineer ... Proven project management or assistant project management (PM) experience. What You Can Expect From ...

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Showing results 1-20

Assistant Environmental Engineer information

See Missouri salary details

$7

$20

$43

How much do assistant environmental engineer jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for assistant environmental engineer in Missouri is $20.69, according to ZipRecruiter salary data. Most workers in this role earn between $14.66 and $23.65 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as an assistant environmental engineer?

To thrive as an Assistant Environmental Engineer, you need a solid background in environmental engineering principles, data analysis, and a relevant bachelor's degree. Familiarity with tools like AutoCAD, GIS software, and regulatory compliance systems—along with certifications such as EIT (Engineer-in-Training)—are commonly required. Strong problem-solving, communication, and teamwork skills help you effectively support projects and collaborate with multidisciplinary teams. These skills and qualifications are crucial for ensuring environmental projects are completed accurately, safely, and in compliance with regulations.

What are some common challenges faced by assistant environmental engineers in their daily work?

Assistant Environmental Engineers often encounter challenges such as balancing multiple projects with tight deadlines, ensuring compliance with complex environmental regulations, and adapting to evolving technologies or field conditions. They may also need to communicate technical information clearly to clients and team members from different backgrounds. Successfully navigating these situations requires strong organizational skills, attention to detail, and effective collaboration within multidisciplinary teams.

What is the difference between Assistant Environmental Engineer vs Environmental Technician?

AspectAssistant Environmental EngineerEnvironmental Technician
Required CredentialsBachelor's degree in environmental engineering or related field; some roles may require engineering licensureAssociate's degree or technical certification in environmental science or related field
Work EnvironmentDesign, planning, and project management; often involved in report writing and analysisFieldwork, sampling, data collection, and site inspections
Employer & Industry UsageEngineering firms, government agencies, consulting companiesEnvironmental service companies, government agencies, research labs

Assistant Environmental Engineers typically hold a bachelor's degree and focus on planning and analysis, while Environmental Technicians usually have technical certifications and conduct field sampling and data collection. Both roles support environmental projects but differ in responsibilities and work settings.

How much does an assistant environmental engineer make?

In New York City, assistant environmental engineers typically earn between $55,000 and $75,000 annually, depending on experience, education, and certifications. Entry-level positions may start lower, while experienced professionals with specialized skills can earn higher salaries. The role often involves fieldwork, data analysis, and environmental compliance tasks.

What does an assistant environmental engineer do?

An assistant environmental engineer supports environmental projects by collecting data, conducting research, and assisting with the design and implementation of solutions to environmental issues. They often use tools like GIS and environmental modeling software and may perform site inspections or help prepare reports under the supervision of senior engineers. This role typically requires a bachelor's degree in environmental engineering or a related field and may involve fieldwork and data analysis tasks.

Will assistant environmental engineers be in demand?

Assistant environmental engineers are expected to have steady demand due to ongoing environmental protection efforts and infrastructure projects. Employment growth is driven by regulations requiring environmental assessments and sustainable development, and the role often requires knowledge of environmental laws and data analysis tools.

What are the most commonly searched types of Environmental Engineer jobs in Missouri?

The most popular types of Environmental Engineer jobs in Missouri are:

What cities in Missouri are hiring for Assistant Environmental Engineer jobs?

Cities in Missouri with the most Assistant Environmental Engineer job openings:

Infographic showing various Assistant Environmental Engineer job openings in Missouri as of August 2026, with employment types broken down into 2% As Needed, 74% Full Time, 20% Part Time, 1% Temporary, and 3% Contract. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $43,026 per year, or $20.7 per hour.

Environmental Engineer

Valero Energy

California, MO • On-site

$107.70 - $148/hr

Other

Medical, Retirement

Posted yesterday

New


Valero rating

6.2

Company rating: 6.2 out of 10

Based on 71 frontline employees who took The Breakroom Quiz

69th of 87 rated oil and gas companies


Job description

Job Description - Environmental Engineer (260019D)

Job Description

Environmental Engineer - 260019D

Description

Valero is the best-in-class producer of essential fuels and products that are foundational to modern life. We invite you to join our ~10,000 employees to drive exceptional results for our company, the energy industry and our community.

As an Environmental Engineer you will in the specific areas of responsibilities noted below, provide support for the on-going compliance with environmental regulations. Ensure that all control, monitoring, recordkeeping, and reporting requirements related to areas of responsibility are satisfied. Provide support as needed for environmental compliance and permitting projects.

At Valero, we are committed to advancing the future of energy through innovation, ingenuity and unmatched execution. You can help achieve this goal if you can:

  • Ensure assigned Spill/Upset/Emission Event/Reporting requirements are satisfied in accordance with all applicable regulations.
  • Ensure assigned federal, state or applicable government reporting obligations (e.g., SARA 313 reports; Emission Inventories; NSPS Reports; MACT Reports; Annual Waste Summary Reports, LDAR reports, etc) are completed in a timely and compliant manner.
  • Ensure operational records necessary to demonstrate compliance with assigned environmental regulations/programs are acquired, recorded, and properly retained.
  • Ensure emission control equipment inspections required by environmental regulations and programs assigned are properly satisfied, recorded, and reported to state, federal, or other government authorities, as applicable.
  • Assist with regulatory permitting tasks, as needed.
  • Ensure on-going compliance with assigned environmental regulations and permits.
  • Generate reports/records to support demonstration of compliance.
  • Communicate effectively with Engineering and Operations personnel to ensure compliance with environmental regulations and permits is continually achieved.
  • Ensure compliance with all applicable environmental regulation and permit tasks assigned.
  • Read and interpret company policies, regulatory guidelines, and other work-related documentation.
  • Abide by confidentiality requirements when working with sensitive information, results, and communications.
  • Provide thorough, efficient, and effective customer service to individuals at all levels within the organization.
  • Communicate effectively through written and verbal methods.
  • Accomplish work within required timelines, including short, long, and emergency timeframes.
  • Cross-train in other department duties to ensure efficient coverage department responsibilities.
  • Work with others to accomplish challenging assignments.
  • Multi-task and prioritize multiple assignments to ensure completion of tasks within stated time requirements.
  • Be skilled in using Microsoft Office programs (i.e., Word and Excel).

This position is salaried exempt status, which means you are not eligible for overtime pay.

The salary range for this position is $107,700 to $148,000 and represents Valero’s good faith and reasonable estimate of the range of expected compensation at the time of this posting. Actual compensation will be determined based on a number of job-related factors, including but not limited to, the individual’s qualifications and experience.

Qualifications
  • Able and willing to work on-site, in-person at the Valero Wilmington Refinery, required.
  • Bachelor’s degree (or higher) in Engineering, or related Science is required.
  • 2 years of environmental engineering, or related refinery engineering experience required.

Need more reasons to work for a company that is both professionally challenging and culturally rewarding? Take a look at some of our best-in-class benefits:

  • Competitive Pay and Annual Bonus Program
  • 100% match on 401(K) up to 7%, with immediate vesting
  • Company-sponsored Pension Plan
  • Comprehensive Healthcare and Wellness Program

Benefits described above are highlights only, subject to an employee’s eligibility and work location.

Discover more about Wilmington and how we’re making a difference there.

All successful candidates must be eligible to obtain a TWIC card (Transportation Worker Identification Credential). It is Valero’s policy that employees must wear this card at all times while working at the refinery. Please review eligibility criteria at https://www.tsa.gov/for-industry/twic .

Position level and salary will be commensurate with qualifications and experience.

Valero's employees and team-focused culture drive our success. We’re invested in our dedicated workforce through a comprehensive, customizable benefits package, while supporting a caring culture that delivers a rewarding work environment built on teamwork, excellence and career growth. To explore the ways we build a stronger team, visit Valero.com/Careers .

Valero is an EEO Employer

All qualified applicants are encouraged to apply and will receive consideration for employment without regard to legally protected status, including race, color, religion, sex, national origin, age, disability, protected veteran or any other status protected by applicable federal, state or local laws.

Please be advised, if you are viewing this position on a website that lists an estimated salary rate/range, it was not provided by Valero. Valero’s market specific salary rate/range will be provided during the recruiting process and tends to be higher than what is estimated by such websites.

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