Business Performance Specialist

About Ameren Missouri

Ameren Missouri has been providing electric and gas service for more than 100 years, and our electric rates are among the lowest in the nation. Ameren Missouri's mission is to power the quality of life for our 1.2 million electric and 132,000 natural gas customers in central and eastern Missouri. Our service area covers 64 counties and more than 500 communities including the greater St. Louis area.

Our benefits include:

Medical coverage on date of hire

100% employer paid cash balance pension plan

401(k) with company match fully vested on date of hire

Minimum of 15 days paid vacation and 12 paid holidays

Paid parental leave and family caregiver leave

Visit our Benefits & Perks Page for more information on benefits provided to regular full-time employees. ​

About The Position

​​​ ​The Business Performance Specialist supports the activities of Ameren Missouri Power Generation, providing financial analysis and statistical information to assist with financial planning and reporting throughout the business segment. ​​​This position will be located at the Callaway Nuclear Energy Center.

Key responsibilities include:

Prepare and submit the annual budget, research and offer advice to resolve any significant variances between actual and budgeted expenditures.

Provide monthly forecast of expenditures, provide analytical and statistical information to ensure the most effective utilization of personnel, equipment and materials for the area of responsibility.

Provide performance assessments for all projects and research and resolve any significant variances between actual expenditures and budget.

Produce and review internal financial and operational reports; respond to ad-hoc report requests and provide statistical analysis for business performance assessment.

Provide financial consultation, compliance and oversight by assisting with real-time funding reallocation (portfolio management-capital and O&M).

Assist department with special projects as assigned including preparation of specialized reports and confidential documents.

Assist in the development of department/segment procedures to ensure compliance with corporate policies.

Coordinate the submission of all work order related documentation.

Analyze various source systems and their data for the purpose of making recommendations in process changes to drive consistency and to improve future reporting and analysis.

Develop and submit monthly accruals and interface with Plant Accounting.

Qualifications - Business Performance Specialist

Bachelor's Degree in Accounting, Finance, Business or related field from an accredited college or university required. Master’s Degree or CPA/CMA/CFA preferred. Three or more years relevant accounting experience (understanding of accounting, budget preparation and statistical analysis) required without an advanced degree or certification. One or more years relevant accounting experience (understanding of accounting, budget preparation and statistical analysis) required with Master’s Degree or CPA/CMA/CFA.

Qualifications - Senior Business Performance Specialist

Bachelor's Degree in Accounting, Finance, Business or related field from an accredited college or university required. Five or more years of relevant accounting experience (accounting, budget preparation, and statistical analysis) required. Master’s Degree or CPA/CMA/CFA preferred.

In addition to the above qualifications, the successful candidate will demonstrate:

​​​Working knowledge of Word and an advanced level of proficiency in Excel required. Working knowledge of specific Ameren applications (UIP, General Ledger, Power Plant, IMR, EMPRV, DOJM, TRIS, etc.) preferred. Good organizational, problem solving, analytical, communication and human relation skills required. Demonstrated ability to monitor reports, solve problems and be decisive, proactive and self-motivated. Must be able to work independently on multiple tasks requiring priority setting and deadlines. Must show initiative and attention to detail and work well in a team environment.​​

Additional Information

Ameren’s selection process includes a series of interviews and may include a leadership assessment process. Specific details will be provided to qualified candidates.

#LI-Hybrid

Compensation Range:

$72,600.00 - $140,300.00

* This pay range encompasses multiple levels of the role. Career level and compensation depends upon applicant’s credentials.

At Ameren, base salary is one component of a competitive compensation package for employees. Our pay ranges are broad to allow for movement within our organization and to accommodate different skill sets and levels of expertise. We take into consideration a variety of factors including, but not limited to, skills, abilities, experience, education, credentials, and internal equity when determining the base salary offered. Roles are eligible for additional rewards including annual incentive payments based on individual and company performance.

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

Tuesday November 10, 2026

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, ethnicity, age, disability, genetic information, military service or status, pregnancy, marital status, sexual orientation, gender identity or expression, or any other class, trait, or status protected by law.