Sr. Manager, Internal Audit

OR-Lake Oswego US-TX-Home Office; Home Office, TX RAIL Full-time Posted Sep 23, 2026
Apply on Greenbrier (opens in a new tab) Sourced via careers-gbrx.icims.com · Posted 2026-09-23

About this role

Greenbrier is hiring a Sr. Manager, Internal Audit, full-time, on-site in OR-Lake Oswego US-TX-Home Office; Home Office, TX, in the RAIL sector.

At Greenbrier, we do the hard work that matters. The Greenbrier Companies (NYSE:GBX) is powering the movement of products around the world as a leading designer, manufacturer and supplier of freight rail transportation equipment and services.

Greenbrier’s heritage of hard work and industrial innovation is celebrated at every level of our organization. We structure our business to support teams that deliver innovative solutions for our customers while positively impacting the world around us.

Greenbrier’s success begins with people. We believe in supporting our global workforce through our unwavering attention to Safety, Quality, Respect for People and Customer Satisfaction. Our Inclusion, Diversity, Engagement, Access and Leadership (IDEAL) commitment is rooted in these values, which lead to a culture where employees are engaged and feel good about coming to work every day.

Summary

The Senior Internal Audit Manager develops and leads a team of internal audit professionals in executing Greenbrier’s global risk-based internal audit plan, including operational, compliance, financial, and technology audits, to ensure consistent application of the Institute of Internal Auditors’ Global Internal Audit Standards and industry best practices.

Duties and Responsibilities

To perform this job successfully an individual must be able to perform the following essential duties satisfactorily. Other duties may be assigned to address business needs and changing business practices.

Assist with the development of the annual risk-based internal audit plan by conducting risk assessment interviews with key stakeholders and analyzing risk factors including, but not limited to, likelihood, significance, velocity of change, and susceptibility to fraud.

Review engagement level risk assessments and scope. Review audit programs, flowcharts, test plans, and audit reports to ensure high-quality deliverables that are consistent with the IIA’s Global Internal audit Standards and industry best practices.

Validate reportable issues, consult on management action plans, and maintain an up-to-date status report.

Prepare clear and concise audit reports, summarizing findings, recommendations, and management responses.

Manage and provide timely feedback to team members, in support of high-quality deliverables and professional development. Develop internal audit team staff and provide coaching and feedback to team members.

Build effective working relationships with business and functional partners and ensure stakeholders are kept informed of audit status. Collaborate with business and functional partners to identify value-add opportunities through streamlining processes, improving efficiency, reducing cost, and increasing control effectiveness.

Implement procedures and templates to track internal audit activities and resources and to demonstrate adherence to professional standards.

Support and champion business transformation, automation and AI efforts as they are implemented at the Company and proactively lead such initiatives within the internal audit team.

Keep abreast of key initiatives at Greenbrier, within the manufacturing industry, and within the internal audit profession.

Perform special projects as directed by the Senior Director of Internal Audit, including occasional assistance with SOX compliance activities.

Qualifications

The following generally describes requirements to successfully perform the assigned duties.

Minimum Qualifications

Bachelor’s degree in accounting, business, IT, or related field required; master’s degree desirable

CIA required; may be substituted with 10+ years of experience in internal audit plus commitment to complete certification within 1 year of start date

Other certifications such as CPA, CISA, CRMA and/or CFE are desirable

10+ years of experience in internal audit, public accounting, or consulting with increasing responsibilities, including experience managing and developing teams; manufacturing or leasing experience preferred

Thorough understanding of professional standards and frameworks (e.g. Global Internal Audit Standards, COSO)

Experience preparing and reviewing process flowcharts, risk assessments, and audit work programs

Working knowledge of U.S. GAAP and IT control environments; technology audit experience desirable

Effective, concise, and persuasive verbal and written communications

Excellent interpersonal skills and the ability to gain respect and confidence of stakeholders at all levels from staff to senior management

Business mindset and strong problem-solving and analytical skills

Skill, ability, and flexibility to perform multiple tasks and functions including effective time management to meet deadlines and balance priorities

Proven background in being self-managed and self-motivated

Foreign language capability and/or experience working with international teams is desirable

Preferred Qualifications

Ability to work on-site at our Lake Oswego, Oregon office; remote work from other locations may be considered based on business needs.

Work Environment and Physical Requirements

Work Environment

Requires travel to support business initiatives, as necessary

Up to 10% of domestic and international travel required

Physical Activities and Requirements

Frequency Key

Not Applicable: Activity is not applicable to this occupation

Occasionally: Occupation requires this activity up to 33% of the time (0- 2.5+ hours/day)

Frequently: Occupation requires this activity from 33% - 66% of the time (2.5- 5.5+ hours/day)

Constantly: Occupation requires this activity more than 66% of the time (5.5+ hours/day)

Working Postures

Sit: Frequently

Stand: Occasionally

Walk: Occasionally

Bend: Not Applicable

Kneel/Squat: Not Applicable

Crawl: Not Applicable

Climb: Not Applicable

Reach Forward: Occasionally

Reach Upward: Not Applicable

Handling/Fingering: Frequently

Lift / Carry Requirements

5-10 lbs: Not Applicable

10-25 lbs: Not Applicable

25-50 lbs: Not Applicable

50-75 lbs: Not Applicable

75+ lbs: Not Applicable

Push / Pull Requirements

Up to 10 lbs: Not Applicable

10-25 lbs: Not Applicable

25-50 lbs: Not Applicable

50-75 lbs: Not Applicable

75+ lbs: Not Applicable

EOE including Vet/Disability

Click here for more information: Know Your Rights

Description from Greenbrier's official posting. Always confirm details on the company careers page.

Apply on Greenbrier Applications go directly to Greenbrier. Curated by Larry Sherwood Jr.

About Greenbrier

Greenbrier

Company in the mobility sector tracked nightly on the Mobility Jobs board.

Ready to apply?
Apply on Greenbrier (opens in a new tab) You'll be redirected to careers-gbrx.icims.com to complete your application.

Not the one? Get new RAIL roles by email, weekday mornings, only when something new lands.

Larry Sherwood Jr.

About Larry Sherwood Jr.

Talent Acquisition Leader specializing in mobility, EV, and frontier tech. 1,000+ hires across roles ranging from production technicians to VPs, including 48 hires for the AFEELA U.S. launch at Sony Honda Mobility (98% offer acceptance, $1.5M+ agency savings). SHRM-CP certified. Build recruiting functions from scratch, no agencies.

SONY HONDA MOBILITYFISKERSHRM-CP1,000+ HIRES

Currently open to senior TA leadership roles in the United States. larrysherwoodjr.com · Resume (PDF)

Read Larry's guides →
Job no longer open? Let me know

Curated by Larry Sherwood Jr. on the free Mobility Jobs board. Pulled nightly from company applicant tracking systems. Apply directly on the source link above to be considered.