Senior Internal Auditor
Bi-State Development • St. Louis, Missouri • Full Time • $84,750–$113,000 / year
Posted on Thu, Nov 12, 2026
Sr. Internal Auditor
Headquarters Full Time 84,750.00 - 113,000.00 (Annually)Benefits
- Join a company committed to making a positive impact in the community
- Receive a competitive salary
- Enjoy comprehensive medical, prescription, dental, and vision coverage starting on your first day
- Earn 4 weeks of paid time off (PTO) each year
- Take advantage of 10 paid holidays annually — plus a floating holiday to celebrate your birthday
- Contribute to our company-sponsored 401(k) retirement plan
- Access supplemental benefits through Unum, including off-the-job accident, critical illness, whole life, and hospital indemnity insurance
- Participate in our wellness program, which includes free health screenings
- Use our Employee Assistance Program (EAP) for confidential support and resources
- Bi-State Development is an eligible employer for the Public Service Loan Forgiveness (PSLF) program
- Get exclusive gym discounts at Club Fitness, The Edge Fitness Clubs, and OneLife Fitness at Ballpark Village
- Work out anytime at one of our nine onsite gyms, available 24/7
- Enjoy free MetroLink and MetroBus access
- Save with discounted cell phone plans
Let us support your well-being and professional growth while making a difference!
Job Summary
The Senior Internal Auditor performs advanced professional internal audit work involving audits of greater-than-normal complexity. This position is responsible for examining and evaluating management activities to ensure the reliability and integrity of information, compliance with policies, procedures, laws, and regulations, the safeguarding of Agency assets, and the economical and efficient use of resources. This role also supports the achievement of established goals and management objectives through independent analysis, evaluation, and recommendations.
Job Responsibilities
• Performs or leads audits, reviews, investigations, management studies, and other internal control–related activities as assigned.
• Ensures audit engagements are completed within established budget and time constraints.
• Develops audit programs that provide effective and comprehensive audit coverage.
• Conducts entrance and exit conferences to clarify audit objectives and review findings, recommendations, and auditee responses.
• Collects, analyzes, and evaluates data related to accounting practices, financial reporting, internal controls, and program operations to assess alignment with policies and procedures.
• Identifies and documents root causes of issues to determine cause‑and‑effect relationships.
• Develops recommendations to enhance operational efficiency, strengthen internal controls, and improve compliance.
• Performs follow‑up reviews to assess the effectiveness of corrective actions and implemented recommendations.
• Conducts fieldwork in a professional, competent, and well‑documented manner.
• Prepares complete and accurate workpapers that provide evidential support for findings and recommendations.
• Prepares and/or reviews detailed audit reports that clearly present findings, recommendations, and auditee responses.
• Conducts special investigations involving sensitive or confidential matters with discretion and professionalism.
• Identifies and recommends process improvements to enhance audit efficiency and support the Internal Audit Department’s audit plan.
• Performs research on audit practices and public transportation industry issues to remain informed on developments affecting the Agency.
• Assists external auditors with work related to the Agency’s annual audit.
Knowledge, Skills, and Abilities
• Thorough knowledge of modern management theory and practice, with emphasis on internal controls and information systems controls.
• Knowledge of governmental internal auditing standards and practices, including Government Auditing Standards (Yellow Book), OMB Circular A‑133, IIA Professional Standards, and FTA Transit Rail Safety and Security Audit requirements.
• Knowledge of governmental and non‑profit fund accounting.
• Knowledge of forensic and investigative accounting techniques.
• Proficiency with Oracle, Kronos, ACL, Microsoft Word, Excel, Access, and PowerPoint, including the ability to produce statistical analyses, audit reports, and presentations.
• Ability to objectively analyze Agency functions, policies, and procedures.
• Strong written and oral communication skills, including the ability to prepare clear audit reports and present findings to management.
• Ability to work nights, weekends, holidays, and special events as required.
• Ability to work independently or collaboratively as part of a team.
• Ability to serve employees, management, and the public with honesty and integrity in accordance with the Agency’s mission and policies.
• Ability to establish and maintain effective working relationships with coworkers, elected and appointed officials, the public, and individuals from diverse backgrounds.
• Ability to instruct and train others in audit techniques.
Work Environment
• Work is performed primarily in a professional office setting with regular use of computers and standard office equipment.
• Occasional travel to Agency facilities, meetings, or audit locations may be required.
• Occasional evening, weekend, or holiday work may be necessary based on audit schedules, operational needs, or investigative requirements.
• Hybrid or remote work may be available in accordance with Agency policies (if applicable).
Physical Abilities
• Ability to work at a computer for extended periods.
• Ability to move throughout office buildings, meeting spaces, and audit locations as needed.
• Ability to lift, carry, or move files, documents, or equipment up to 20 pounds.
• Ability to sit, stand, reach, and perform routine office tasks on a regular basis.
• Regular and reliable attendance is an essential function of the position.
Compensation:
84,750.00 - 113,000.00 (Annually)
Employment Type:
Full Time
Location:
Headquarters
Education:
Minimum - 4 year/bachelor degree
Preferred - Graduate Degree
Accounting, business administration, public administration, or related field
Experience:
Minimum - 5 years
Related professional experience governmental auditing experience preferred
Certifications & Licenses:
Required - Certified Public Accountant (CPA), Certified Internal Auditor (CIA), Certified Information Systems Auditor (CISA), Certified Government Auditing Professional (CGAP), Certified Fraud Examiner (CFE), or another relevant, nationally recognized auditing or accounting credential
Equal Employment Opportunity (EEO)
Bi-State Development is proud to be an Equal Opportunity Employer.
Compensation Disclosure
Bi-State Development is committed to ensuring all employees are compensated fairly. The salary range provided reflects our current expectations for this position. However, final base salary or offer may vary depending on several factors, including skills, qualifications, experience, business needs, and budgetary considerations.
More live senior_internal_auditor roles
- Internal Audit, Advisory Senior at Grant Thornton — Cayman Islands
- Senior Internal Auditor at Circle Internet Financial — 25 Locations
- Senior Internal Auditor at Baxter — Warsaw, Masovian
- Senior Internal Auditor at Kiwa — Rijswijk, Zuid-Holland, Netherlands
- Senior Internal Auditor at Univest Financial Corporation — Souderton, Pennsylvania, United States
- Senior Internal Auditor at Lutron Electronics — Coopersburg, Pennsylvania, United States
- Senior Internal Auditor at Danone — Paris, N/A, France
- Senior Internal Auditor at Metrolinx — Toronto, Ontario, Canada
- Senior Internal Auditor at Colonial Pipeline Company — Atlanta, Georgia, United States
- Internal Audit Senior Specialist at Wise — London, GB
- Senior Internal Auditor at Medline — Northfield, Illinois
- Internal Audit Is Senior Auditor at ABB — Bangalore, Karnataka, India
- Internal Audit Senior Associate at Baker Tilly — 2 Locations
- Internal Audit Senior Specialist - (Fincrime) at Wise — London, GB
- Senior Internal Auditor at Astrana Health — 1668 S. Garfield Ave. 2nd Floor, Alhambra, CA 91801
- Senior Underwriting Consultant - Internal Auditor at Manulife — 50 Locations
- Senior Internal Auditor at Vantive US Healthcare USA — Shanghai
- Senior Internal Auditor - Technology at Circle Internet Financial — 25 Locations
- Senior Internal Auditor at IRE — Ireland, Dublin
- Senior Internal Auditor at Edwards Lifesciences — USA - California – Irvine
- Senior Internal Auditor at KBR — Chennai, Tamil Nadu, India
- Senior Auditor – Internal Audit Unit at Department of Administrative and Financial Services — Augusta, Maine
- Senior Internal Auditor at Justworks — New York, New York
- Senior Internal Auditor at Okta — Bengaluru, India
- In_Sr Associate_Ia_ Internal Audit Services_Advisory_Gurgaon at PricewaterhouseCoopers — Gurugram 8 B
- Senior Internal Auditor at Stantec — Calgary, AB, Canada
- Senior Internal Auditor at Capital Farm Credit — College Station, Texas
- Senior Internal Auditor – Business & It Operations at ServiceNow (Remote)
- Senior Associate, Internal Audit & Controls - Miami, Fl at Corient — US-FL-Miami-830 Brickell-4900
- Sr Internal Auditor at Lamb Weston — Eagle, ID, USA (Global Headquarters)
- Senior Associate - Internal Audit (Risk Based Audits/ Process Audits) At Mumbai, Goregaon! at SS&C — Mumbai India - Nirlon Knowledge Park
- Senior Auditor, Internal Audit at Ryan — Hyderabad IN - Block A
- Senior Internal Auditor at The Aerospace Corporation — El Segundo, CA
- Senior Internal Auditor at Nidec — North America/USA/Missouri/St. Louis - CCP, MO
- Senior Internal Auditor at Magna International — Troy, Michigan, United States
- Senior Internal Auditor at Edward Jones (Remote)
- Senior Internal Auditor - Hybrid at TMNA Services — Bala Cynwyd, Pennsylvania, United States
- Senior Internal Auditor- Hybrid, Bala Cynwyd, PA at TMNA Services — Bala Cynwyd, Pennsylvania, United States
- Senior Internal Auditor at TMNA Services — Bala Cynwyd, PA, United States
- Senior Internal Auditor at Ferguson Enterprises (Remote)
- Senior Internal Auditor at The City of Providence — Providence, Rhode Island, United States
What the data says about this job
- Advertised pay for Senior Internal Auditor: a median of $100,218 across 412 priced postings. This posting advertises $84,750 to $113,000, in line with that median. Explore the market
Measured from employers' own postings and public filings. How we measure