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Mars UK • MEX-Queretaro-Queretaro | Mexico

Internal Audit Quality Assurance Sr Manager, Digital Transformation

Employment type:  Full time
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Job Description

Job Description:

Job Description

As the Internal Audit Quality Assurance Senior Manager, you will play a critical role in the SAP S4/HANA global implementation (“Digital Core” program). The Quality Assurance team is an extension of Internal Audit, embedded into the program for the purposes of independently and objectively identifying risks, recommending mitigation strategies throughout program delivery, and providing insights to support overall program health and performance. You will be an integral part of the Quality Assurance (QA) team ensuring that quality assurance practices are effectively integrated into all aspects of the Finance, Source to Pay, Lead to Cash, and/or Plan to Fulfil workstreams across global, segment, and local components.

What are we looking for?

• Bachelor’s degree in Information Systems, Accounting, or a related field.

• A minimum of 9 years of experience in implementing SAP Finance (FICO), Source to Pay (MM), SAP Lead to Cash (SD) and/or Plan to Fulfil (WM, IM) processes or executing SAP pre/post-implementation or quality assurance assessments.

• Advanced knowledge of the Software Development Life Cycle (SDLC) and experience in large-scale SAP programs (including S/4HANA).

• Excellent written and verbal communication skills, with the ability to articulate complex concepts clearly to diverse audiences.

• Relevant SAP certifications and/or those such as CPA, CISA, CISSP, CISM, or other industry-recognized credentials.

What will key responsibilities be?

• Serve as the main Quality Assurance team member for the Finance and Source to Pay workstreams across process, technical, and related transversal (security, data, change management, sustainability, etc.) teams, ensuring alignment with organizational goals and compliance standards.

• Follow quality assurance methodologies to assess program governance, business alignment, change readiness, and the technical solution in a complex transformation environment, including SAP S/4HANA and IT-enabled (“Edge”) systems.

• Build and maintain strong relationships with Finance, Source to Pay, Lead to Cash, and/or Plan to Fulfil stakeholders across all business segments, facilitating effective communication and collaboration throughout the internal transformation process.

• Establish and maintain close collaborative relationships with the Digital Core PMO and other transformation PMO organizations, as well as Internal Controls and Information Security teams.

• Provide expert guidance on controls and governance as needed, ensuring that best practices are adhered to throughout the internal project lifecycle.

• Execute and document audits and health checks in designated areas to ensure thorough evaluation of governance and controls.

• Monitor the resolution of audit observations and assess their potential impact on stage gate readiness.

What can you expect from Mars?

  • Work with over 170,000 diverse and talented Associates, all guided by The Five Principles.

  • Join a purpose driven company, where we are striving to build the world we want tomorrow, today.

  • Best-in-class learning and development support from day one, including access to our in-house Mars University.

  • An industry competitive salary and benefits package, including company bonus.

Apply now

Company benefits

Open to part-time employees
Open to job sharing
Open to compressed hours
Sabbaticals
Enhanced maternity leave – 26 weeks at 90% pay
Enhanced paternity leave – 26 weeks at 90% pay
24 days annual leave + bank holidays
“Pawternity” leave
Pregnancy loss leave
Bank holiday swaps
Shared parental leave
Adoption leave
Family health insurance
Pregnancy support
Neo-natal leave
Faith rooms
Meditation space
Dog friendly office
Dog friendly co-working space
Annual bonus
Employee discounts
Cinema discounts
Referral bonus
Joining bonus
Cycle to work scheme
Electric Car Salary Sacrifice
Enhanced pension match/contribution
Theme park discounts
Lunch and learns
In house training
Learning license
Studying sabbaticals
Open to part time work for some roles

Working at Mars UK

Company employees:

4,000 In the UK

Gender diversity (m:f):

57:43

Hiring in countries

Argentina

Australia

Austria

Belgium

Brazil

Bulgaria

Canada

China

Czechia

Denmark

Egypt

Finland

France

Awards & Accreditations

1st - Most Family Friendly Company

1st - Most Family Friendly Company

Flexa awards 2026
3rd - Best Workplace Benefits

3rd - Best Workplace Benefits

Flexa awards 2026
Most loved - Large companies

Top 5 - Most loved - Large companies

Flexa awards 2026
Best Work-Life Balance

Top 10 - Best Work-Life Balance

Flexa awards 2026
1st - Most Family Friendly Company

1st - Most Family Friendly Company

Flexa awards 2025
2nd – Pet Friendly

2nd – Pet Friendly

Flexa awards 2025
Most Flexible Company

Top 5 - Most Flexible Company

Flexa awards 2025
Most Inclusive Company

Top 5 - Most Inclusive Company

Flexa awards 2025
Best Work-Life Balance

Top 10 - Best Work-Life Balance

Flexa awards 2025
Best Career Progression

Top 10 - Best Career Progression

Flexa awards 2025
Best Workplace Culture

Best Workplace Culture

Flexa awards 2025
Best Workplace Benefits

Best Workplace Benefits

Flexa awards 2025
1st – Large companies

1st – Large companies

Flexa100 2024
Consumer Goods

Consumer Goods

Industry awards 2023
3rd – Large companies

3rd – Large companies

Flexa100 2023
Retail & Ecommerce

Retail & Ecommerce

Industry awards 2022

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