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Mars UK

Manager, Portfolio Strategy

Salary:  $108,160 – $148,720 per annum
Location:  USA-Illinois-Chicago | United States of America
Location flexibility:  1 office day / week, 2 office days / week, 3 office days / week, 4 office days / week
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Job Description

Job Description:

Manager, Portfolio Strategy

Chicago, IL

Office-based

The Manager, Portfolio Strategy is a high-impact strategic orchestrator tasked with identifying, designing, and launching growth initiatives to unlock massive volume and household penetration (HHP) growth across a multi-category portfolio.

Supporting the Line Manager directly, this role acts as an agile project leader driving critical, complex initiatives. These include identifying challenger brand strategies, clarifying the role of brands and portfolio architecture, improving innovation performance knowledge, optimizing investment allocation strategies, refining go-to-market (GTM) execution, and establishing best-in-class portfolio practices to secure our long-term competitive advantage.

What are we looking for?

  • Bachelor’s degree in Marketing, Strategy, Business Administration, or related field required (MBA preferred).

  • 4+ years of experience in CPG, with a strong background in Brand Strategy, Strategic Planning, Category Management, or Go-To-Market/Trade Strategy, including

  • Hands-on experience leveraging syndicated data, consumer insights, and shopper insights to identify growth opportunities and inform portfolio choices.

  • Strong stakeholder management

  • Innovation and pipelining management experience

  • Strong end-to-end project management capabilities

  • Comfortability managing high levels of ambiguity

  • Experience with coordinating complex, multi-stakeholder initiatives under tight timelines.

  • Strong communication, networking, and presentation skills

  • Strong knowledge of excel and PowerPoint

What would be your key responsibilities?

  • Strategic Initiative Execution: Lead the execution of key strategic initiatives designed to unlock step-change volume, market share, and household penetration (HHP) growth across the entire portfolio.

  • Innovation Performance Excellence: Analyze and build capability around historical innovation performance, translating past launch learnings into scalable, repeatable best practices that optimize future success rates.

  • Go-To-Market (GTM) & Investment Optimization: Partner with Sales, Trade Marketing, and Brand Activation to evaluate and improve GTM execution, distribution playbooks, and promotional investment strategies to ensure maximum ROI.

  • Challenger Brand & Portfolio Role Definition: Identify challenger brand strategies and define the role each brand plays within the broader portfolio, ensuring clear choices on where to win, how to compete, and how resources should be prioritized.

  • Cross-Functional Orchestration: Lead agile, multi-disciplinary teams (R&D, Sales, Finance, External Agencies) to rapidly develop, pressure-test, and scale complex projects from concept to commercial execution.

  • Ad-Hoc Strategic Projects: Support the Line Manager on high-priority strategic briefs, business case developments, and executive presentations addressing competitive threats, regulatory shifts, or macroeconomic trends.

What can you expect from Mars?

  • Work with over 130,000 with diverse and talented Associates, all guided by The Five Principles.

  • Join a purpose driven company, where we’re 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.

Mars does not sponsor visas for this role.

The base pay range for this position at commencement of employment is between the range listed below, however, base pay offered may vary depending on multiple individualized factors, including but not limited to job-related knowledge, skills, and experience. The total compensation package for this position will include variable pay, medical and dental benefits, participation in 401k plan, and paid time off benefits. Details of participation in these benefit plans will be provided if an applicant receives an offer of employment.

The pay range shown is applicable to all US locations listed within the job posting:USD 108,160.00 - USD 148,720.00

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Mars UK

Manager, Portfolio PPA Strategy

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Chicago, US | US

#1 MOST FAMILY FRIENDLY COMPANY

Working at Mars UK

Hybrid

Core hours 11–3

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
Neonatal 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
Menopause support
On-site gym
On-site barista
Secure on-site parking
On-site catering
Private booths
On-site wellness room
Collaboration spaces

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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Company employees:

4,000 In the UK

Gender diversity (m:f):

57:43

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