Share this Job

Principal Scientist Microbiology




A mutually rewarding experience.

Work. Realize your ambitions. And realize there’s more to being in business than just making a profit. That’s the Mars philosophy. And the opportunity we offer every one of our Associates. An opportunity to take what you do and make it mean more for you, for those around you and for the planet.  What you get here is challenging, interesting work. You get the tools you need to do a great job and you get to have the best possible people on your side to help you do it. And at the same time as getting to find ways to do business better today than we did it yesterday and driving a great career, you also get to build a more enlightened business and drive sustainability.

Because it’s never just about a single person, a single project or a single brand. It’s about how you can grab everything that’s within your reach here and use it to pursue mutual, long-term gain. It’s about having ideas. And ideals. Being prepared to risk failure because the promise of success means we’ll all be a little better off. It’s that mix of integrity and ambition that makes Mars such a special place to work. And why working here is always about more than just a job.

About Mars, Incorporated 

Mars is a family-owned business with more than a century of history making diverse products and offering services for people and the pets people love. With almost $35 billion in sales, the company is a global business that produces some of the world’s best-loved brands: M&M’s®, SNICKERS®, TWIX®, MILKY WAY®, DOVE®, PEDIGREE®, ROYAL CANIN®, WHISKAS®, EXTRA®, ORBIT®, 5™, SKITTLES®, UNCLE BEN’S®, MARS DRINKS and COCOAVIA®. Mars also provides veterinary health services that include BANFIELD® Pet Hospitals, Blue Pearl®, VCA® and Pet Partners™. Headquartered in McLean, VA, Mars operates in more than 80 countries. The Mars Five Principles – Quality, Responsibility, Mutuality, Efficiency and Freedom – inspire its more than 100,000 Associates to create value for all its partners and deliver growth they are proud of every day.


Principal Scientist Microbiology


The Principle Scientist Microbiology defines and deploys the Mars Wrigley microbiology strategy.   It's an exciting opportunity to influence and support our business with focus/emphasis in four key areas:  1. Building microbiology capability   2. Providing microbiology governance  3. Providing microbiology expertise  4. Microbiology communication.    


  1. Microbiology capability – Defines and deploys the microbiology strategy for Mars Wrigley and ensures that the strategy is supported by the right organization, populated with talented and competent associates, working with effective standards and underpinned by rigorous and future focused microbiology food safety science.
  2. Microbiology governance – Ensures that any gaps in microbiological capability and performance are identified as part of a Continuous Improvement program. Work with relevant stakeholders to find solutions to fill gaps.
  3. Microbiology expertise – Key source of internal microbiology expertise within the business. Primary internal interfaces for this role are within R&D, Supply, Corporate Affairs and Commercial at the global level within Mars Incorporated. Plays a key role in microbiological risk assessment as part of PRIMP for Serious and Critical food safety incidents.
  4. Microbiology communication – Has a range of external networks and recognition to ensure up to date understanding of field of expertise: Is externally recognized as a significant force in microbiological research & development; networks with and influences legislators, scientific opinion-formers and research programs via active representation of the business on working parties and task forces in the microbiology area. 


What are we looking for?

  • PhD in Microbiology
  • 8+ years of applied microbiology experience in food research and factory management
  • Experience defining and deploying microbiology strategy
  • Ability to work cross-functionally with a global perspective


What would your key responsibilities be?

  • Accountable to develop the segment microbiology strategy and assist with deployment in each global business units and regions
  • Accountable for the leadership and management of the Mars Wrigley microbiology global practice group.
  • Accountable for developing global Mars Wrigley microbiology capability by coaching and mentoring microbiology experts. 
  • Responsible for the co-development and implementation of corporate microbiology standards.
  • Provide global governance in segment microbiology strategy. 
  • Provide microbiology expertise and risk assessments supporting PRIMP for Serious and Critical incidents.
  • Enable innovation pipeline by developing robust microbiological risk assessments and deployment strategies for new process technologies.
  • Ensures that Mars Wrigley is appropriately connected internally via the MSAC Food Safety Pod and with key external microbiology experts and opinion formers in industry, academia, regulatory and NGOs.
  • Identifies and addresses emerging external microbiology opportunities & risks
  • Supports relevant work-streams in the Quality in Action Strategy developed by the Global Q&FS Leadership Team.


What can you expect from Mars?

  • The opportunity to learn, develop and take charge of your own career.
  • An industry competitive salary and benefits package. 
  • To be respected and valued.
  • The Five Principles at the center of every decision
  • The opportunity to work cross functionally, add value and impact a better world for generations to come.




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.


Job Segment: Scientific, Engineering