Mars UK • Slough, Berkshire, United Kingdom

Executive Assistant - (Part time - 22.5hrs)

2 days/week at home

Core hours 11–3

Dog friendly

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Job Description

Job Description:

Salary: Circa £16,250 - £20,300 + Bonus + Benefits (based on 22.5 hours per week)

What are we looking for?

  • Executive Administration provides the highest level of effective and efficient support to senior leaders. The incumbent must have a high level of attention to detail, excellent organizational skills and the ability to effectively collaborate with senior leaders and peers.

What will be your key responsibilities?

  • Plan & execute complex, detailed travel itineraries including all transportation, hotel accommodations; obtaining all necessary visas & travel documents.
  • Expense reporting and vacation tracking.
  • Actively manage/maintain electronic calendars and arrange telephone / video meetings, and other appointments across multiple time zones.
  • Process all correspondence: calls/voice mail, mail, packages, invoices, as well as the printing, circulation, scanning, shredding of documents.
  • Maintain up-to-date/accurate information on applicable databases, including Visitor’s Log, and Room Reservations.
  • Plan meetings/events including contracting hotels, ground transportation, meeting facilities, caterers, restaurants, etc.
  • Print, collate, produce and distribute highly confidential books and/or special documents as requested.
  • Take the initiative to identify and undertake opportunities that add value to the efficient operation of the office.
  • Generate requisitions for Purchase Orders as necessary using the Ariba Purchase Order System

What can you expect from Mars?

  • Work with over 130,000 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 is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status, or any other characteristic protected by law. If you need assistance or an accommodation during the application process because of a disability, it is available upon request. The company is pleased to provide such assistance, and no applicant will be penalized as a result of such a request.

Company benefits

Open to part-time employees
Open to job sharing
Open to compressed hours
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
Employees are very happy with their working location freedom
Employees are very happy with the flexibility in the hours they work
Employees are very happy with the benefits their company offers
Work-life balance
Employees feel that they can switch off quite easily from work
Role modelling
Employees feel that flexible working is part of the culture
Employees feel they have complete autonomy over getting their work done

Additional employee ratings
(these do not contribute to the FlexScore®)

Employees feel that the diversity is good and there are continued efforts to improve it
Employees feel that the culture supports equity and inclusivity well
Employees feel like it is a really great environment to work in
Employees feel very excited about and aligned with the company mission
Employees feel that their salary is good and matches the value they bring

Working at Mars UK

Company employees

4,000 In the UK

Gender diversity (male:female)


Office locations

London, Slough, Waltham, Castle Cary, Birstall, Plymouth

Hiring Countries

United Kingdom
United States

Awards & Achievements

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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