IT Auditor II/Senior IT Auditor
Ameren ‚Ä¢ Saint Louis, Missouri ‚Ä¢ Full Time ‚Ä¢ $71,100–$137,200 / year
Posted on Sat, Jun 27, 2026
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.
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.
The Information Technology (IT) Auditor II works closely with all levels of management to perform audits of the Company's operations and projects, focusing on those that support Digital strategic initiatives and business plans. The IT Auditor II assesses the effectiveness of processes and controls associated with the company's various Digital applications and systems, including Digital project implementations, cybersecurity, data privacy, and Sarbanes-Oxley.
Key responsibilities include:
Conduct reviews to evaluate compliance with policies, processes, and controls prescribed by management (e.g., Digital security standards, change management standards, data privacy, project management) and applicable regulations (e.g., Sarbanes-Oxley). Execute reviews according to audit plan objectives, scope, timing, and deliverables.
Collaborate with Digital management and process owners to identify and evaluate current business, strategic, 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 processes and controls supporting business initiatives, software implementations, process redesign, or other special projects.
Support the Senior Auditor in risk assessment activities, including evaluating cyber, project, and operational risks, identifying emerging risks, and developing the audit plan and objectives.
Collaborate with the external auditing firm on the timing and scope of assurance work that is relevant to the firm's scope of work and Internal Audit.
Apply critical judgment, strong analytic skills, and sound independent decision-making. Display strong presentation, verbal, and written communication skills.
Qualifications
IT Auditor II
Bachelor’s Degree from an accredited college or university required, preferably in Business Administration, Information Systems, Computer Science, Accounting, Finance, or related field.
Advanced college degree preferred.
One or more years of relevant experience in external auditing, internal auditing or an IT related field required. Three or more years of experience preferred.
Experience with Sarbanes-Oxley IT compliance and/or business risk assessment in a regulated environment preferred.
Public accounting or audit experience preferred.
Senior IT Auditor
Bachelor’s Degree (preferably in Business Administration, Computer Science, Accounting, Finance, or related field) from an accredited college or university required. Advanced college degree preferred. Three or more years of relevant experience in external auditing, internal auditing or an IT related field required. Five or more years of experience preferred. Experience with Sarbanes-Oxley compliance and/or business risk assessment in a regulated environment preferred. Public accounting or audit experience preferred.
In addition to the above qualifications, the successful candidate will demonstrate:
IT Auditor II - Professional certification such as CISA, CISSP, CPA, CIA, 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 IT Auditor - Professional certification such as CISA, CPA, CIA, PMP or similar certification required. Knowledge of Oracle preferred. Proficiency in internal auditing professional standards required.
Ameren’s selection process includes a series of interviews and may include a leadership assessment process. Specific details will be provided to qualified candidates.
Compensation Range:
$71,100.00 - $137,200.00* 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:
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.
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