Data Quality & Preparation Specialist

Publishing date:  27 Mar 2026
Work area: 
Location: 

Milton Keynes, GB, MK15 8BA

Country: 


 

Data Quality & Preparation Specialist

 

We have an exciting opportunity to join our Asset Management team, ensuring the accuracy, integrity, and readiness of our data whilst developing skills in data management, quality assurance, and collaborative working. If interested, then it is within reach with this full-time job as Data Quality & Preparation Specialist in Milton Keynes. We are Asset Management within Athlon. Getting you there.

 

Your road to success

Left or right, this role is essential for supporting meticulous data entry, cleaning, and preparation, contributing to reliable insight and informed decision-making. The role offers an excellent opportunity to develop foundational data management skills within a supportive and knowledgeable team. You can do this as a Data Quality & Preparation Specialist with focus on:

 

  • Managing team enquiries, providing accurate information and escalating complex issues where required
  • Maintaining accurate data across multiple systems, ensuring records, agreements, and decisions are up to date
  • Preparing and organising data for internal reporting, discussions, and reviews
  • Uploading and validating manufacturer discount data, supporting compliance and four-eyes checks
  • Maintaining accurate records on market data, vehicle technologies, engine developments, and cost drivers
  • Supporting monthly and quarterly reporting through data extraction, validation, cleansing, and formatting
  • Preparing and validating external data submissions, including CAP-HPI reporting.
  • Maintaining accurate vehicle classifications in line with market conditions and defined criteria
  • Gathering, verifying, and cross-referencing data from internal and external sources
  • Supporting ad-hoc data projects and cross-functional initiatives
  • Ensuring accurate maintenance of critical agreement and discount data while supporting data quality controls
  • Contributing to effective financial risk management and decision-making through high-quality data management

 

Let’s talk Athlon

Hi there! We're Athlon. The international market leader in modern mobility solutions and part of the Mercedes-Benz Group. With a rich history of more than a hundred years, you can conclude that we have already covered the necessary kilometers. Do we take that lead for granted? Absolutely not, it makes us more ambitious to provide even better personal service to our customers. Together with around 1,700 colleagues, we are shaping sustainable mobility. We're proud of that. From vehicle leasing to fleet solutions and from electrification to contributions to the sharing economy.

 

Motivation has four wheels

Become the best version of yourself. Very normal at Athlon, because all our colleagues run on a healthy dose of ambition. What do you take with you as Data Quality & Preparation Specialist

or at least 37.5 hours per week? Above all, we are looking for someone who is passionate about joining our business and provides inspiration and encouragement towards the Athlon vision. The role utilises strong analytical skills and advanced knowledge to present complex data identifying potential operational actions that deliver resultant commercial advantage for the business. In addition, you should have:

 

  • Strong Microsoft Excel skills, including formulas, pivot tables, data manipulation, and handling large datasets
  • Accurate data entry and validation skills with a high level of consistency
  • Experience supporting four-eyes checks or similar data quality processes
  • Basic analytical skills to identify discrepancies, trends, and data issues and good understanding of data quality principles and controls
  • Experience using business systems such as Miles, CRM, or ERP platforms for data input and reporting
  • Collaborative team player able to work effectively across functions and willingness to learn and adapt
  • Clear and professional written and verbal communication skills
  • Able to prioritise and manage multiple tasks in a fast-paced environment
  • An interest in cars and Light Commercial Vehicles (LCVs), familiarity with preparing data for external reporting or submissions

 

 

Always on the move
Athlon is always on the move, just like you. To grow in our rapidly changing world, we are constantly looking at how you can get the best out of yourself every day. Creating an optimal workplace that suits you and this time is an important part of this.


In addition to building, an (international) career, as an Data Quality & Preparation Specialist, based on 37.5 hours per week, you can count on:

 

  • Competitive salary
  • Potential bonus up to 10% of your annual salary
  • Access to LPS and CCS car scheme
  • Company Car Scheme (NELS) after successful probation period
  • 8% Pension scheme (employee 4% + employer 4%)
  • 25 days annual leave increasing with service
  • Additional annual leave purchase (maximum 30 days total annual entitlement)
  • Hybrid working policy
  • ‘Bring in a Friend’ Referral Scheme worth £1k
  • Reward & Recognition Awards
  • Flexible ‘benefits bank’ allowance to spend on a range of benefits including gym membership, dental insurance, cycle to work and many more
  • Private Medical Insurance and Virtual GP
  • Eyecare vouchers
  • Flu vaccinations
  • Nudge – a free financial wellbeing platform
  • Employee Assistance Program (EAP)
  • OpenUP Wellbeing for Mental Health
  • Length of Service Loyalty Awards
  • A modern and relaxed working environment in a brand new furnished office that is fully adapted to hybrid working. Our office is a place to connect and meet with a convenient on-site kitchenette, restaurant and parking
  • Regular company events, often combined with a fun-filled activity
  • Perks at Work (you can save a lot of money thanks to nice discounts on fashion, electronics, days out and more)
  • Costco Membership paid for the first year
  • Social involvement is important to us, therefore, you can spend one day volunteering for a registered charity and receive up to £250 as part of our Matched Giving Scheme.

Internal candidates
The terms of your Contract of Employment apply to this vacancy. More information can be requested via your HR Country Manager.

 

Route to your new job   

So, Data Quality & Preparation Specialist ,get behind the wheel yourself. Go for plenty of opportunity to be to be ambitious, innovative and drive change through optimising end-to-end customer satisfaction.

 

Your application procedure looks like this:

 

  1. We will contact you for an informal conversation over the phone.
  2. Are we both excited? Then we will follow up with a virtual introduction meeting.
  3. We will inform you if an online assessment and/or assignment is part of the selection procedure.
  4. During the second virtual conversation, we will talk more extensively about the content of the function.
  5. Do we have a match? Then you will receive the proposal with the terms of employment in your inbox.

 

Please be assured that we are here to support you throughout the recruitment process and beyond, and reasonable adjustments are available to any candidates who need them.

Due to UK legislation, we need to let you know that we can only accept applications from those with the right to work in the UK.

Do you have any further questions about the vacancy or application procedure? Our HR Country Manager is more than happy to help you via hruk@athlon.com. We are getting you there.

 

Managing your data

We care about your personal data. The General Data Protection Regulation provides you with more control and by submitting an application to us; we consider this an agreement to process your personal data in support of our recruitment and selection process.

 

Data categories that we process in relation to your application are the ones that you provided as part of the application process. We process your personal data in relation to the application, in accordance with the legal requirements. Recipients of your personal data within our company are the managers of the specialist unit in charge of filling the position and the responsible colleagues from HR.

 

Your application data is held within our secure application tracking system called Success Factors – you will be given access to a candidate zone in the system where you can monitor and manage your application and see status updates. We will communicate with you, by email or phone throughout the recruitment process so that we can keep you updated and inform you of your progress through the recruitment process. We limit the storage of your data to the necessary period. Contact us as hruk@athlon.com for further information.

 

If you have any questions about any matter relating to data protection or the personal data that we process about you for the purpose of personnel recruiting, please contact the Chief Officer of Corporate Data Protection for the Mercedes-Benz Group at the following address: Mercedes-Benz AG, HPC E600, 70546 Stuttgart, data.protection@mercedes-benz.com.

 

<img .style="width:368.0px;height:42.0px" alt="" src="https://performancemanager5.successfactors.eu/athloncarl/Athlon_tagline.jpg" />

 

Our values

  • Integrity, Openness and Respect
  • Inspired, Empowered and Diverse People
  • Customer Focus
  • Commitment to Excellence
  • Financial & Social Responsibility
  • Sustainability