Ameren Corporation

Assistant Chemical Tester

Ameren Corporation • $110K — $111K *
Saint Louis, MO 63129In-Person
Pharmaceuticals & Biotech
Less than 5 years of experience
Today
Be an Early Applicant
Job Overview by Ladders

Qualifications

  • Demonstrated normal color vision is required.
  • Completion of specific prerequisite college courses with a C average from an accredited institution.
  • Courses include College Algebra, General Chemistry I & II, Organic Chemistry, Quantitative Analysis, and Instrumental Analysis.
  • Successful completion of the EEI TECH test is mandatory.
  • Must maintain a minimum 70% average throughout the training program.

Responsibilities

  • Assist in performing standard chemical analyses and experiments on various materials.
  • Determine the necessity for chemical treatment of water and other substances.
  • Handle laboratory equipment and chemicals with care and ensure safety protocols are followed.
  • Maintain the confidentiality of sensitive laboratory data and results.
  • Collaborate with laboratory supervisors, engineers, and chemical equipment suppliers.

Benefits

  • Eligible for annual incentive payments based on company performance.
  • Access to further training and development opportunities.
  • Supportive work environment with a focus on safety.
Full Job Description


Position(s): 2

Hourly Rate Range: $53.01 - 53.76

Revision Date: 7/2/2026

Area/Div: 0901

ASSISTANT CHEMICAL TESTER DUTIES:
Under direct but not constant supervision to perform or assist in performing special and standard chemical analyses and experiments on oil, water, coal, and other materials; to determine need for appropriate chemical treatment of waters; and to do other related work as required.

SPECIAL RESPONSIBILITIES:
To be careful in the use of laboratory equipment and other test equipment. To hold as confidential: costs, test results, reports, records, and data which may be considered confidential.
To ensure the safety of those around the Assistant Chemical Tester when handling chemicals which may cause injury.

CONTACTS:
Various energy center supervisors, laboratory supervisors, engineers, other chemical testers, and representatives of suppliers of chemical equipment and material.

WORKING CONDITIONS:
The Assistant Chemical Tester is exposed to dust, fumes, hazardous chemicals, and heat. Appropriate precautions must be taken for each.
The Assistant Chemical Tester must be able to work in a laboratory setting and energy center environment including outdoors.

QUALIFICATIONS:
Applicant must be able to meet the essential functions of the Chemical Tester job classification with or without a reasonable accommodation. Applicant must demonstrate normal color vision.
An applicant for this training program must have received a passing grade in the prerequisite courses and must have maintained a C average for the combined prerequisite courses. These courses must be taken from an institution accredited by the North Central Association of Colleges and Schools (or comparable association). Required prerequisite courses are:
1. College Algebra - 3 Semester Hours
2. General Chemistry I - 4 Semester Hours
3. General Chemistry II/Qualitative Analysis - 4 Semester Hours
4. Organic Chemistry - 3 Semester Hours
5. Quantitative Analysis - 3 Semester Hours
6. Instrumental Analysis - 3 Semester Hours
Prerequisite courses must be completed at the time of canvassing. Proof of completion and/or enrollment (official transcripts) and grades for the above courses will be required no later than 20 calendar days after the down date of this posting. Forward that information to the Manager, Chemical Engineering and Laboratory Services, Mail Code 613.
Applicant must pass the EEI TECH test.
Successful bidder will be required to maintain a 70% grade average during each session of the company's training program.

Hourly Pay:
Grade Step OA 052 Step 1 of 2 - 53.01 USD

Grade Step OA 052 Step 2 of 2 (Top Step) - 53.76 USD

Position is eligible for annual incentive payments based on company performance and subject to sole management discretion. Visit our Benefits & Perks Page for more information on benefits provided to regular full-time employees.

If end date is listed, the posting will come down at 12:00 am on that date:
Friday July 17, 2026

About Ameren Corporation

Ameren Corporation (Ameren) is a utility holding company. The Company’s principal subsidiaries are Union Electric Company (Ameren Missouri) and Ameren Illinois Company (Ameren Illinois). The Company's segments include Ameren Missouri and Ameren Illinois. Ameren Missouri operates a rate-regulated electric generation, transmission and distribution business, and a rate-regulated natural gas transmission and distribution business in Missouri. Ameren Illinois operates a rate-regulated electric and natural gas transmission and distribution business in Illinois. AER consists of non-rate-regulated operations, including Ameren Energy Generating Company (Genco), AmerenEnergy Resources Generating Company (AERG) and Ameren Energy Marketing Company (Marketing Company). In December 2013, the Company announced that it has completed the divestiture of its merchant generation business, formerly known as Ameren Energy Resources Company, LLC (AER).

Ameren Corporation Careers

Join Ameren Corporation, a leading energy company, where innovation, leadership, and a commitment to diversity and sustainability power our future. At Ameren, we’re more than just an energy company. We’re a vital community partner dedicated to powering the quality of life for millions across the United States.

Work You’ll Do

At Ameren Corporation, you’ll be part of a team that values growth, professional development, and diversity training. Our job opportunities span a range of disciplines, offering positions that challenge your skills and inspire innovation. Whether you’re an experienced professional or seeking your first internship, Ameren provides the resources and support to build a meaningful career.

Join Our Market-Leading Team

Ameren is home to some of the industry’s most dedicated professionals, driving change and transformation in the energy sector. Our leadership in integrating sustainable and innovative energy solutions allows us to lead the market in customer satisfaction and infrastructure development.

Innovative Work

Engage in work that matters. With projects that range from advancing renewable energy technologies to enhancing grid reliability, your work at Ameren Corporation will contribute to a sustainable future. Our team of over 9,000 dedicated employees is committed to innovation that meets today’s needs and anticipates tomorrow’s challenges.

Career Development

Ameren is committed to the professional growth of every team member. With comprehensive benefits, competitive salary packages, and extensive diversity training, we ensure that our employees are equipped to grow in their careers. Leadership development programs and continuous learning opportunities are integral to fostering our culture of growth and innovation.

Explore Job Opportunities

Ameren Corporation offers a variety of career paths, including engineering, customer service, and corporate support roles. Each position at Ameren is a building block to a successful career, offering hands-on experience and opportunities for advancement.

Internship Programs

Kickstart your career with an Ameren internship. Gain invaluable industry experience, develop essential skills, and build your professional network. Our internships provide a robust introduction to the energy sector, with mentorship from seasoned industry leaders.

Be Part of Our Culture

Ameren’s culture is centered on integrity, safety, and respect for our employees, customers, and the environment. Join a team that values collaboration and is dedicated to making a positive impact.

Hiring Process

Embark on your Ameren journey by exploring open positions that match your skills and interests. Our hiring process is designed to be transparent and engaging, starting from your initial application and resume submission to interviews and employment offers. We look for innovative, curious, and driven individuals who are ready to join our mission.

Stay Connected

Keep up to date with the latest at Ameren: - **Search Ameren Jobs**: Find and apply for positions that align with your career goals. - **Read Careers Blog**: Get insights from Ameren professionals about working in the energy sector. - **Job Alert Emails**: Customize your subscription to receive updates on job openings and company news. Join Ameren Corporation today and power your career with a company that’s leading the way in energy innovation and sustainable growth.
Learn more about Ameren Corporation
Size
9,116 employees
Market Cap
$23 billion
Industry
Energy & Utilities
Net Income
$871 million
Founded
1881
5 Year Trend
+1%
Revenue
$5.7 billion
NASDAQ
AEE
* Ladders Estimates

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