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Senior Chemist Jobs in Decatur, IL (NOW HIRING)

ADM

Analytical Chemist - Decatur, IL

Decatur, IL

$60K - $92K/yr

Analytical Chemist - Decatur, ILUnited States This position is located in the ADM R&D Analytical Laboratory. This laboratory provides support for all divisions within ADM's global portfolio.

ADM

Analytical Chemist - Decatur, IL

Decatur, IL · On-site

$60K - $92K/yr

Analytical Chemist - Decatur, IL This position is located in the ADM R&D Analytical Laboratory. This laboratory provides support for all divisions within ADM's global portfolio. Scientists in this ...

Constellation Energy

Senior Reactor Operator

Farmer City, IL · On-site

$159K - $191K/yr

... chemistry, or accredited training at a comparable (BWR or PWR) facility. Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a 1.5:1.0 basis (i.e., over 2 ...

Constellation Energy

Senior Reactor Operator

De Land, IL · On-site

$159K - $191K/yr

... chemistry, or accredited training at a comparable (BWR or PWR) facility. Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a 1.5:1.0 basis (i.e., over 2 ...

Constellation Energy

Senior Reactor Operator

Kenney, IL · On-site

$159K - $191K/yr

... chemistry, or accredited training at a comparable (BWR or PWR) facility. Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a 1.5:1.0 basis (i.e., over 2 ...

Constellation Energy

Senior Reactor Operator

Decatur, IL · On-site

$159K - $191K/yr

... chemistry, or accredited training at a comparable (BWR or PWR) facility. Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a 1.5:1.0 basis (i.e., over 2 ...

Constellation Energy

Senior Reactor Operator

Beason, IL · On-site

$159K - $191K/yr

... chemistry, or accredited training at a comparable (BWR or PWR) facility. Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a 1.5:1.0 basis (i.e., over 2 ...

Constellation Energy

Senior Reactor Operator

Boody, IL · On-site

$159K - $191K/yr

... chemistry, or accredited training at a comparable (BWR or PWR) facility. Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a 1.5:1.0 basis (i.e., over 2 ...

Constellation Energy

Senior Reactor Operator

Dalton City, IL · On-site

$159K - $191K/yr

... chemistry, or accredited training at a comparable (BWR or PWR) facility. Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a 1.5:1.0 basis (i.e., over 2 ...

Constellation Energy

Senior Reactor Operator

Milmine, IL · On-site

$159K - $191K/yr

... chemistry, or accredited training at a comparable (BWR or PWR) facility. Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a 1.5:1.0 basis (i.e., over 2 ...

Constellation Energy

Senior Reactor Operator

Ivesdale, IL · On-site

$159K - $191K/yr

... chemistry, or accredited training at a comparable (BWR or PWR) facility. Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a 1.5:1.0 basis (i.e., over 2 ...

Constellation Energy

Senior Reactor Operator

Buffalo, IL · On-site

$159K - $191K/yr

... chemistry, or accredited training at a comparable (BWR or PWR) facility. Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a 1.5:1.0 basis (i.e., over 2 ...

Constellation Energy

Senior Reactor Operator

Decatur, IL · On-site

$159K - $191K/yr

... chemistry, or accredited training at a comparable (BWR or PWR) facility. Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a 1.5:1.0 basis (i.e., over 2 ...

Constellation Energy

Senior Reactor Operator

Lincoln, IL · On-site

$159K - $191K/yr

... chemistry, or accredited training at a comparable (BWR or PWR) facility. Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a 1.5:1.0 basis (i.e., over 2 ...

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All JobsChemist JobsSenior Chemist JobsSenior Chemist Jobs in Decatur, IL

Senior Chemist information

See Decatur, IL salary details

$46.6K

$83.9K

$139.7K

How much do senior chemist jobs pay per year?

As of Aug 30, 2026, the average yearly pay for senior chemist in Decatur, IL is $83,861.00, according to ZipRecruiter salary data. Most workers in this role earn between $65,000.00 and $95,500.00 per year, depending on experience, location, and employer.

What does a senior chemist do?

Senior chemists do much of the same work as other chemists in a lab, but they have several years of research experience and often hold graduate degrees. As a senior chemist, you conduct experiments and analyze testing of elements and compounds for a company or organization. Specific job duties vary, depending on the organization and industry. For example, you may work on product development for a makeup company, test medicinal compounds for a pharmaceutical lab, or examine the safety of natural resources for a government agency. You may also supervise other lab chemists and lab assistants and troubleshoot issues with the research project or equipment. To become a senior chemist, you need a bachelor’s degree in chemistry, biochemistry, or a related field, though many employers prefer candidates with graduate degrees. You also need several years of lab experience to work your way up to a senior chemist position.

What does a senior chemist do?

A Senior Chemist is responsible for leading and conducting complex chemical research and experiments in laboratories. They develop and optimize chemical processes, analyze substances, and ensure quality control in manufacturing or research settings. Senior Chemists often supervise junior staff, interpret data, prepare technical reports, and collaborate with cross-functional teams to solve technical problems and innovate new products or solutions. Their expertise is vital in industries such as pharmaceuticals, materials science, environmental testing, and more.

What are the key skills and qualifications needed to thrive as a senior chemist, and why are they important?

To thrive as a Senior Chemist, you need advanced knowledge of chemistry principles, laboratory techniques, and a relevant degree such as a master's or Ph.D. in chemistry or a related field. Familiarity with analytical instruments (such as HPLC, GC-MS), laboratory information management systems (LIMS), and certifications like GLP or GMP compliance are typically required. Strong problem-solving skills, leadership abilities, and effective communication set outstanding Senior Chemists apart. These skills and qualifications are crucial for ensuring accurate research results, maintaining safety standards, and leading successful project teams.

What are some common challenges faced by senior chemists when leading research projects?

Senior Chemists often face the challenge of balancing hands-on laboratory work with overseeing and mentoring junior staff. Managing multiple research projects simultaneously requires strong organizational skills and the ability to troubleshoot complex experiments. Additionally, they must ensure that all team members comply with safety protocols and that results meet regulatory standards. Effective communication and collaboration with cross-functional teams, such as engineering and quality assurance, are also essential for project success.

What is the difference between Senior Chemist vs Chemist?

AspectSenior ChemistChemist
Required CredentialsBachelor's or Master's in Chemistry, extensive experienceBachelor's degree in Chemistry or related field
Work EnvironmentResearch labs, manufacturing, quality controlResearch labs, quality assurance, production
Employer & Industry UsagePharmaceuticals, chemicals, manufacturingResearch institutions, industrial labs, manufacturing

The main difference between a Senior Chemist and a Chemist lies in experience and responsibility. Senior Chemists typically have more years of experience, advanced skills, and oversee complex projects, while Chemists are often entry- to mid-level professionals focused on executing experiments and data collection. Both roles are vital in the chemistry industry, but Senior Chemists usually take on leadership and strategic responsibilities.

More about Senior Chemist jobs

What cities near Decatur, IL are hiring for Senior Chemist jobs?

Cities near Decatur, IL with the most Senior Chemist job openings:

Senior Chemist jobs near you
Infographic showing various Senior Chemist job openings in Decatur, IL as of August 2026, with employment types broken down into 80% Full Time, 12% Part Time, 1% Temporary, 6% Contract, and 1% Nights. Highlights an 88% Physical, 1% Hybrid, and 11% Remote job distribution, with an average salary of $83,861 per year, or $40.3 per hour.

Analytical Chemist - Decatur, IL

Archer Daniels Midland

Decatur, IL • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 26 days ago

ADM rating

7.9

Company rating: 7.9 out of 10

Based on 186 frontline employees who took The Breakroom Quiz

76th of 366 rated logistics

Job description


Analytical Chemist - Decatur, IL
United States
Job Description
This position is located in the ADM R&D Analytical Laboratory. This laboratory provides support for all divisions within ADM's global portfolio. Scientists in this position work directly with internal and external teams to deliver innovative solutions for complex analytical challenges. The dynamic and fast-paced environment is constantly changing to meet the evolving needs of ADM's diverse business units. This position offers the unique opportunity to acquire expertise on a wide variety of analytical techniques and instrumentation.
Key Responsibilities
  • Ensure safe work practices are applied for all tasks in the laboratory and throughout ADM facilities.
  • Perform analyses utilizing advanced analytical techniques, such as LC/MS, HPLC, GC/MS, GC, ICP, ICP/MS, FTIR and laboratory robotics.
  • Develop and implement new analytical methods to meet the needs of ADM business units and customers.
  • Participate in new project development with cross-disciplinary teams.
  • Provide analytical expertise to customers and vendors.
  • Complete routine instrument maintenance and troubleshooting.
  • Prioritize responsibilities effectively to ensure that essential tasks are completed within the expected timeframe.
  • Communicate efficiently with various stakeholders regarding analytical needs for specific projects.
  • Pursue professional development using internal and external resources.
Job Requirements
  • Master's or Bachelor's degree in Chemistry, Biochemistry, or a closely related field.
  • At least 5 years of relevant laboratory experience in analytical chemistry techniques and data generation.
  • Familiarity with analytical techniques including liquid and gas chromatography, mass spectrometry, and elemental analysis.
  • Excellent written and oral communication skills.
  • Ability to work independently and interact constructively with colleagues.
  • Proficiency in Microsoft Office programs, including Excel, Word, PowerPoint, Outlook, and Teams.
  • Understanding of practices and procedures necessary for safe use of hazardous materials.
  • Experience with the analysis of food, animal feed, natural products, organic synthesis, or fermentation systems is preferred.

Excited about this role but don't think you meet every requirement listed? We encourage you to apply anyway. You may be just the right candidate for this role or another one of our openings.
ADM requires the successful completion of a background check.
REF:112025BR
About ADM
At ADM, we unlock the power of nature to provide access to nutrition worldwide. With industry-advancing innovations, a complete portfolio of ingredients and solutions to meet any taste, and a commitment to sustainability, we give customers an edge in solving the nutritional challenges of today and tomorrow. We're a global leader in human and animal nutrition and the world's premier agricultural origination and processing company. Our breadth, depth, insights, facilities and logistical expertise give us unparalleled capabilities to meet needs for food, beverages, health and wellness, and more. From the seed of the idea to the outcome of the solution, we enrich the quality of life the world over. Learn more at www.adm.com.
#IncludingYou
Diversity, equity, inclusion and belonging are cornerstones of ADM's efforts to continue innovating, driving growth, and delivering outstanding performance. We are committed to attracting and retaining a diverse workforce and create welcoming, truly inclusive work environments - environments that enable every ADM colleague to feel comfortable on the job, make meaningful contributions to our success, and grow their career. We respect and value the unique backgrounds and experiences that each person can bring to ADM because we know that diversity of perspectives makes us better, together.
We welcome everyone to apply. We are committed to ensuring all qualified applicants receive consideration for employment regardless of race, color, ethnicity, disability, religion, national origin, language, gender, gender identity, gender expression, marital status, sexual orientation, age, protected veteran status, or any other characteristic protected by law
Benefits and Perks
Enriching the quality of life for the world begins by taking care of our colleagues. In addition to competitive pay, we support your diverse needs with a comprehensive total rewards package to enhance your well-being, including:
  • Physical wellness - medical/Rx, dental, vision and on-site wellness center access or gym reimbursement (as applicable).
  • Financial wellness - flexible spending accounts, health savings account, 401(k) with matching contributions and cash balance plan, discounted employee stock purchasing program, life insurance, disability, workers' compensation, legal assistance, identity theft protection.
  • Mental and social wellness - Employee Assistance Program (EAP), Employee Resource Groups (ERGs) and Colleague Giving Programs (ADM Cares).
Additional benefits include:
  • Paid time off including paid holidays.
  • Adoption assistance and paid maternity and parental leave.
  • Tuition assistance.
  • Company-sponsored training and development resources, such as LinkedIn Learning, language training and mentoring programs.
*Benefits may vary for bargained locations, confirm benefit eligibility with your recruiter.
Base pay offered may vary depending on multiple individualized factors, including market location, job-related knowledge, skills, and experience. Hourly and salaried non-exempt employees will also be paid overtime pay when working qualifying overtime hours.
If hired, employees will be in an "at-will position" and the Company reserves the right to modify base pay (as well as any other discretionary payment or compensation program) at any time, including for reasons related to individual performance, Company or individual department/team performance, and market factors.
The pay range for this position is expected to be between:

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