As a member of the Internal Audit department, you will have the opportunity to provide independent and objective assurance over the organization’s control environment, support the audit plan development process, and provide advisory services to Management
As an Internal Audit Manager, you will be part of a global team and will lead all aspects of complex audits – including planning (process documentation/flowcharting, identification of risks and controls), execution/fieldwork, and report writing. You will be the primary point of contact for communicating audit findings and practical recommendations to key stakeholders and IA senior management that strengthen the company’s operational and IT control environment.
This is an individual contributor role and is based in New York, NY and follows a hybrid schedule, with an expectation to work in the office at least three days per week.
We will count on you to:
- Lead audits annually, owning the full audit lifecycle from planning and fieldwork/execution through reporting and presentation to stakeholders
- Participate in internal audit plan development; assist Audit management in developing and implementing a risk-based audit plan
- Perform and lead internal audits, and other special projects as needed, including lead interview meetings, develop audit testing plans, and review audit reports to communicate findings to process stakeholders
- Develop, maintain, and review audit work programs, workpapers to maintain high quality standards
- Identify control weaknesses and business productivity/efficiency opportunities; assess effectiveness of corrective actions to properly mitigate audit findings
- Manage communications with audit stakeholders and business leaders throughout the engagement; ensure audit findings and improvement recommendations are clearly communicated, including participation in closing meetings
- Supervise and coordinate audit team members assigned to engagements (including global team members); provide feedback, coaching, and guidance to drive consistent execution and development
- Review audit workpapers and evidence to ensure quality, completeness, and appropriate documentation to support audit conclusions and reporting
- Drive audit milestones, manage competing priorities, and ensure projects remain on schedule, with appropriate resourcing and disciplined project management
- Stay current on evolving audit techniques, including use of data analytics and AI; actively pursue continuing professional education aligned to department needs and career development
- Demonstrate executive presence and the ability to influence and communicate effectively with colleagues at all levels from executive management to staff
- Willingness and ability to travel (domestic and international) approximately 25–35% as business needs require
What you need to have:
- Bachelor’s Degree
- A minimum of 5 years of audit experience, preferably in insurance, reinsurance, health/benefits, and/or investments/wealth management
What makes you stand out:
- Strong project management skills, with the ability to lead multiple engagements and deliver to milestones and deadlines
- Experience working with Optro (formerly AuditBoard) or similar workpaper documentation platforms
- Relevant designations (CIA, CPA, etc.)
- Excellent verbal and written communication skills, and interpersonal skills
- Proficient in MS Office, particularly Excel
- Knowledge of IT General Controls
- Experience with data analytics and familiarity with Power BI
- Use of AI to assist audit testing
Why join us?
- We help you be your best through professional development opportunities, interesting work and supportive leaders.
- We foster a vibrant and inclusive culture where you can work with talented colleagues to create new solutions and have impact on colleagues, clients and communities.
- Our scale enables us to provide a range of career opportunities, as well as benefits and rewards to enhance your well-being.
Skills Required
- Bachelor's Degree
- Minimum of 5 years of audit experience
- Based in New York, NY; hybrid work with at least three days per week in office
- Willingness and ability to travel approximately 25-35% (domestic and international)
- Experience in insurance, reinsurance, health/benefits, and/or investments/wealth management
- Experience with Optro (formerly AuditBoard) or similar workpaper documentation platforms
- Relevant professional designations (CIA, CPA, etc.)
- Strong project management skills and ability to manage multiple engagements
- Proficient in MS Office, particularly Excel
- Knowledge of IT General Controls
- Experience with data analytics and familiarity with Power BI
- Familiarity with using AI to assist audit testing
- Excellent verbal and written communication and interpersonal skills
Marsh McLennan Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Marsh McLennan and has not been reviewed or approved by Marsh McLennan.
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Leave & Time Off Breadth — Leave offerings are described as generous, including sizable PTO, paid holidays, paid sick days, and additional time off such as paid volunteer time and “Summer days.” These time-off benefits are portrayed as a standout part of the overall rewards package.
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Healthcare Strength — Healthcare coverage is characterized as comprehensive, spanning medical, dental, and vision options, with additional supports like disability and life insurance and access to mental health resources and an EAP. The breadth of plan options is positioned as a core strength of the benefits package.
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Retirement Support — Retirement benefits are framed as solid, with 401(k) programs and employer matching frequently highlighted alongside other financial programs. Stock purchase options are also referenced as an additional wealth-building component of the total rewards mix.
Marsh McLennan Insights
What We Do
Marsh McLennan (NYSE: MMC) brings together nearly 78,000 experts in risk, strategy, and people across Marsh, Guy Carpenter, Mercer, and Oliver Wyman, serving clients in over 130 countries. Marsh enables enterprise worldwide by helping clients manage risks, transforming uncertainty into opportunity. Guy Carpenter helps clients grow profitably with reinsurance broking expertise, advisory services, and advanced analytics. Mercer helps organizations advance the health, wealth, and careers of their most vital asset — their people. Oliver Wyman’s expertise in strategy, operations, risk, and organization transformation changes what is possible for our clients, their industries, and society. Together, we combine a unique range of capabilities to help our clients solve problems, seize opportunities, and build lasting success in increasingly complex operating environments.









