Auditor

Amentum; Carter Lake (IA); On-site; USD 80,000 - 108,000; Full time

Benefits offered by this job

Health insurance

Retirement benefits (including 401(k)

Educational reimbursement

Parental leave

Employee stock purchase plan

Tax-saving options

Disability and life insurance

Pet insurance

Job summary

Amentum in the United States is seeking an Auditor to perform comprehensive analytical, investigative, and financial examination duties in support of the United States Attorney’s Office. The role involves reviewing complex data, developing loss calculations, and preparing expert reports for litigation.

You will communicate findings to attorneys, collaborate with investigators, and contribute to investigative plans while maintaining professional engagement with witnesses and agencies.

Qualifications

• Must be able to obtain MRPT facility credentials/authorization; US Citizenship required.
• Must be CPA and MBA or equivalent in accounting or related field; knowledge of GAAP and GAAS.
• Minimum of three years’ experience as an auditor.
• Minimum two years specialized experience in Medicare billing and claims systems or DoD inventory systems.
• Working knowledge of ADP accounting systems and applications.
• Excellent oral and written communication skills.
• Experience in a litigation environment; experience with automated litigation support helpful.

Responsibilities

• Conduct audits in support of investigations and litigation involving federal laws and programs.
• Review complex data sets including Medicare claims data, PPP loan data, and health care fraud records.
• Identify outlier billings and normalize claims data across multiple benefit plans.
• Develop, document, and defend loss calculation methodologies for litigation.
• Prepare expert reports for litigation and participate in negotiations.
• Communicate findings to attorneys and AUSAs and support investigative plans.

Skills

Excellent communication

Certified Public Accountant (CPA)

MRPT credential

Education

MBA or equivalent in accounting

Certified Public Accountant (CPA)

Job description

The Auditor shall perform comprehensive analytical, investigative, and financial examination duties in support of the United States Attorney’s Office (USAO). Responsibilities include:

• Conduct audits in support of investigations and litigation involving the government's affirmative civil enforcement of federal laws, particularly the False Claims Act, 31 U.S.C. §§3729-3733, the Anti-Kickback Statute, 42 U.S.C. § 1320a-7b(b)(1)(A), and the Stark Law, 42 U.S.C. § 1395nn(a).
• Conduct similar audits in support of criminal investigations involving 18 U.S. Code § 641, 18 U.S.C. 1343—Elements of Wire Fraud, 18 U.S.C. § 1341, 18 U.S.C. § 1347, 18 USC 1956: Laundering of monetary instruments, 18 U.S.C. § 1957.
• Reviewing, analyzing, and interpreting complex data sets, including Centers for Medicare & Medicaid Services claims data, PPP loan data, and records associated with health care fraud, defense procurement fraud, and other government program fraud.
• Identifying outlier billings and other anomalies within health care claim codes and normalizing claims data across multiple benefit plans to support time studies and other analytical assessments.
• Detecting trends, patterns, and relevant information within investigative and discovery records and applying this analysis to test data under various conditions.
• Reinterpreting and extrapolating results from Statistically Valid Random Samples when modifications to sample review outcomes occur.
• Developing, documenting, and defending loss calculation methodologies and financial damage models for litigation.
• Conducting financial investigations to assess the ability of individuals and organizations to satisfy settlements and judgments, including detailed analysis of assets, liabilities, debt ovenants, borrowing capacity, earnings, financial ratios, aging schedules, tax considerations, and collectability.
• Examining personal and business financial records to identify payments, kickbacks, money flows, sources and uses of cash, related-party transactions, and potential damages.
• Performing asset valuations, records reconstruction, and creation of computerized financial models for use in presentations of financial evidence.
• Preparing clear, accurate reports summarizing financial analyses, data findings, and evidentiary conclusions.
• Communicating investigative findings to attorneys, investigators, and other team members, and providing recommendations to AUSAs regarding investigative plans, areas of focus, and potential courses of action.
• Reviewing defense presentations, expert reports, and related materials, and collaborating with independent experts as needed.
• Preparing expert reports for litigation and participating in negotiations upon request.
• Professionally engaging with witnesses, persons of interest, and representatives of local, state, and federal agencies to obtain statements, clarify facts, and establish sequences of events in support of investigative objectives.
• Participate in the Suspicious Activity Report (SAR) Review Team, reviewing FINCEN reports to generate investigative leads for law enforcement and assisting in de-conflicting pending investigations.

Qualifications:

• Must be able to obtain and maintain MRPT facility credentials/authorization. Note: US Citizenship is required for MRPT facility credentials/authorization at this work location.
• Must be Certified Public Accountant. MBA or equivalent in accounting or directly related field. Thorough knowledge of generally accepted accounting principles and generally accepted auditing standards.
• Minimum of three years’ experience as an auditor.
• Minimum two years specialized experience in the specific subject matter area involved - for example, Medicare billing and claims systems, or DoD inventory systems.
• Working knowledge of appropriate accounting and financial analysis ADP systems and applications.
• Excellent oral and written communication skills.
• Experience in litigation environment, experience working with automated litigation support helpful.

Compensation Details:

$80,000 - $108,000

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

• Health, dental, and vision insurance
• Paid time off and holidays
• Retirement benefits (including 401(k) matching)
• Educational reimbursement
• Parental leave
• Employee stock purchase plan
• Tax-saving options
• Disability and life insurance
• Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting:

07/17/2026 - Until Filled

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.