Auditor II​/Senior Auditor

About Ameren Services (B&CS)

Ameren Services provides administrative support and services to Ameren Corporation and its operating companies, subsidiaries and affiliates. Ameren Services includes a wide range of skill sets and roles, from finance and legal experts to digital and cyber specialists, plus those charged with ensuring environmental compliance and operational safety. Together, we help execute a strategy that enables Ameren to deliver superior long-term value to customers, shareholders and the environment.

• 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.

The Auditor II works closely with all levels of management to perform audits of the Company's operations and projects, focusing on those that support strategic initiatives and business plans. The Auditor assesses the effectiveness of business processes and internal controls associated with the company's key business programs, corporate governance, risk management, and business planning.

• Conduct financial and operational reviews to evaluate compliance with policies, processes, and controls prescribed by management and applicable regulations (e.g., Sarbanes‑Oxley). Execute reviews according to audit plan scope, objectives, timing, and deliverables.

• Collaborate with management and process owners to identify and evaluate current business, cybersecurity, and operational risks and priorities against the related processes and controls. Communicate the audit status and findings to key stakeholders and assist management in developing action plans to address the root cause and improve operations.

• Assist audit teams on evaluating processes and controls supporting business initiatives, process redesign, or other special projects.

• Support Senior and Lead Auditors in risk assessment activities, including evaluating project, operational, regulatory, and cyber risks, identifying emerging risks, and developing the audit program objectives.

• Represent the department in various process owner meetings and serve as a subject matter expert in audit execution activities.

• Collaborate with the external auditing firm on the timing and scope of work.

• Apply critical judgment, strong analytic skills, and sound independent decision‑making. Display strong presentation, verbal, and written communication skills.

Bachelor's Degree (preferably in Accounting, Finance, Business Administration, Computer Science or business‑related field) from an accredited college or university required. Advanced college degree preferred. One or more years of relevant experience in external or internal auditing required. Experience with Sarbanes‑Oxley compliance and/or business risk assessment in a regulated environment preferred. Experience with data analytics and/or automation preferred. Public accounting or audit experience preferred.

Bachelor's Degree (preferably in Accounting, Finance, Business Administration, Computer Science or business related field) from an accredited college or university required. Advanced college degree preferred. Three or more years of relevant experience in external or internal auditing required. Experience with Sarbanes‑Oxley compliance and/or business risk assessment in a regulated environment preferred. Public accounting or audit experience preferred.

Auditor II - Professional certification such as CPA, CIA, CISA, CFE, PMP, or similar certification OR the ability to meet the certification requirement within twenty‑four (24) months is required. Proficiency in internal auditing professional standards preferred.

Senior Auditor - Professional certification such as CPA, CIA, CISA, CFE, or similar certification required. Proficiency in internal auditing professional standards required.