Sustainability Senior Project Manager

Why you’ll love Quantis

Quantis is a leading sustainability consultancy pioneering approaches to solve critical environmental challenges. For nearly two decades, our dynamic and visionary team has partnered with organizations across the globe to transform their industries and pave the way for a planetary economy that aligns business with nature. We strive to be agents of change, helping companies transform from business as usual to business at its best.

We believe that sustainable transformation is possible and within our power. We’re contributing to this transformation by combining the latest science with strategic business insights. Our advice enables global leaders in the consumer goods and finance industries to understand how to reduce their environmental impacts, implement change successfully, and operate within planetary boundaries.

Motivated by this common purpose, our 300+ talented professionals cultivate a unique, collaborative culture that we call the Quantis Spirit. We are innovative. We are impact-oriented. We are science-based. We are Quantis.

Join us!

Learn more about Quantis and our Mission.


As a Sustainability Senior Project Manager at Quantis you will: 

  • Develop credible, trusted relationships with senior client project contacts in various sectors 
  • Simultaneously manage multiple projects including significant projects at key account level 
  • Advocate for project / scope / team in face of client demands 
  • Actively manage sales support with strategists on key account opportunities 

You will be successful in your role if you: 

  • Are seen as an effective project team leader 
  • Can credibly explain standard Quantis offerings and their interdependencies to client team, stakeholders in various sectors 
  • Master traditional project management methodologies with a good understanding of alternate PM methodologies 
  • Reliably deliver time / cost / budget while also protecting team workloads 


  • You’re motivated to put your technical expertise to work towards our mission of aligning businesses with Planetary Boundaries. 
  • For 8+ years you’ve been sharpening your project management skills in a professional setting, ideally with some experience in the consulting and private sector.  
  • You have strong project management skills, and are able to organise workload, project streams and priorities to deliver in a timely manner. 
  • You have the capacity to listen to client needs to create and communicate creative and adapted solutions. 
  • You’re motivated for teamwork and able to integrate and work with a diverse team, including a range of scientific and creative profiles.  
  • You believe in the power of science and get excited about guiding companies to understand and design transformative and science-based strategy.  
  • You’re able to identify, design and deliver outstanding consulting and thought leadership projects, products and services.  
  • You have excellent communication and interpersonal skills. 
  • You communicate effectively in fluent English. French would be a plus. 
  • You have demonstrated the ability to coach, teach, and mentor others with your knowledge and skills, in an academic and/or corporate setting.

As a Sustainability Senior Project Manager at Quantis you will: 

Manage and deliver client project work related to various sectors: 

  • Deliver and support sector projects with a strong focus on metrics-based methodological development 
  • Manage all aspects of client projects from project scoping to crafting solutions to developing high-standard, timely deliverables 
  • Build, develop and manage efficient and balanced consultant projects teams 
  • Proactively identify, communicate and autonomously resolve project risks 
  • Recognize and fill skill / knowledge gaps in project team, identify process or system improvements that could improve project team effectiveness 
  • Build and nurture optimal and trustful client and industry relationships, explaining standard Quantis offerings and their interdependencies to client team, stakeholders 

Support business development efforts: 

  • Develop and manage existing and new client relations across the various sectors 
  • Coordinate communications and marketing strategies and actions, including meeting prospects, writing proposals and presenting to potential clients 
  • Becoming a recognizable voice at key strategic events and in relevant media 
  • Proactively identify further sales opportunities at active clients 
  • Lead sales process for standard offerings at non-key accounts 
  • Provide reliable proposal review 


  • Location: Hybrid Remote (offices in Paris, 75002) 
  • Job type: Full-time contract 
  • Optimal start date: as soon as possible 
  • Punctual collaboration with other Quantis branches (US, Switzerland, Germany and Italy) via web-conferences 
  • Ability to travel occasionally 

Quantis has a distinctive, fluid structure nurtured by our Quantis Spirit and our way of collaborating that provides a positive and unique working environment.  

At Quantis we believe that equality, diversity and inclusiveness are central to our mission of building a sustainable future. Quantis is an equal opportunity employer that embraces people from diverse backgrounds including race, color, nationality, gender, gender expression, sexual orientation, age, marital or parental status, disability, religion, creed, politics, or any other non-merit factor. It is our daily commitment to ensure that each Quantisian works in an environment where they belong and where they can thrive. 

To learn about the Quantis Spirit and what makes us exceptional, check out our Braver New World  video. 

Motivated by our common purpose? Join us!

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