Full job description

Hours: Ability to work 21 hours per week. Preferred working hours are 8:00 a.m. to 4:00 p.m., although days and times are flexible and can be discussed.

Salary: Competitive

Are you looking for an exciting opportunity where your skills will shine and your ideas will shape the future?

At Grundon, we are on the lookout for a dynamic, passionate, and driven Sustainability Advisor to support with the British Airways contract based near Hatton Cross focusing on waste management.

This is more than just a job, it’s an opportunity to join a company that is here to show the world that there is more to waste than it seems. Here your contributions will make a real difference as we work towards our shared vision to unlock the potential of waste whilst we are dedicated to leaving a better planet for future generations.

Reporting to the Contract Manager, you will play a key role in supporting the British Airways contract by working closely with our site based team and client to identify, implement, and monitor initiatives that help achieve sustainability targets across waste management activities

What will you do

• Support the Contract Manager in developing and delivering tailored waste management plans across British Airways sites.
• Build strong relationships with the client to understand sustainability objectives and provide expert guidance on waste management improvements.
• Plan and deliver waste composition analyses to identify opportunities to reduce waste, increase recycling, and improve segregation.
• Work collaboratively with the client and key stakeholders to develop and implement initiatives that improve recycling rates, reduce contamination, minimise waste, and lower carbon emissions.
• Partner with the Innovation Manager to introduce new technologies, circular economy solutions, and innovative practices that deliver environmental and commercial benefits.
• Lead the implementation of stainability waste management projects, monitoring progress, measuring outcomes, and reporting on performance and opportunities for improvement.
• Produce accurate, timely reports that demonstrate the impact and success of new initiatives.
• Deliver engaging training sessions, presentations, waste awareness campaigns, and site tours to educate colleagues, contractors, and service partners on best practice.
• Provide regular feedback to the client through site meetings, sharing performance insights, highlighting non-compliance, and recommending continuous improvements.
• Monitor on-site waste segregation to ensure compliance with legislation and agreed processes, investigating and reporting contamination or non-compliance where required.
• Keep up to date with waste management legislation, sustainability best practice, and emerging Net Zero initiatives to ensure continuous improvement across the contract.

Why you will like working here:

• A supportive, inclusive, and fun team culture.
• Designed to empower you to work where and how you thrive, balancing productivity with lifestyle.
• Opportunities for career growth and development.
• Competitive salary and great benefits.
• A company that values your voice and ideas.

About You

• Degree-level education (or equivalent) in an environmental, sustainability, or related discipline is desirable.
• Ability to obtain a basic DBS certificate and successfully complete a five-year background check.
• At least two years of experience in the waste management and/or sustainability sector.
• Proficient in Microsoft Office, including Word, Excel, PowerPoint, and Outlook.
• Strong report writing, analytical, and problem-solving skills.
• Numerate with excellent written and verbal communication skills.
• Confident presenter with the ability to engage a range of stakeholders.
• Organised, adaptable, and able to manage multiple priorities effectively.
• A collaborative team player who can also work independently and use their own initiative.
• Ability to drive and support improvements to systems and processes within a growing business.

About Grundon?

Grundon is the UK’s largest family-owned supplier of integrated waste management and environmental services. Founded in 1929, we have developed a distinctive approach that has helped us to maintain a leading position within the waste industry. This approach is underpinned by our commitment to quality of service, innovation and technical progress, together with a genuine and demonstrable concern for the environment.

Why Grundon?

At Grundon, we are dedicated to providing diversity, equality, and inclusion. We believe great ideas come from everywhere, and we’re committed to creating a workplace where everyone feels valued, heard, and empowered to thrive.

If you're ready to take the next step in your career within the dynamic world of waste management and environmental services, this is your opportunity to join one of the industry’s most respected names.

About the job

Advert Close date: 24/08/2026

Purpose of Role:

At The Crown Estate, sustainability is at the heart of our strategy and long-term purpose. We are committed to creating lasting value for the country through our focus on energy and climate resilience, nature recovery and inclusive growth.

As a Sustainability Executive, you will play an important role in helping to deliver these commitments by supporting a diverse portfolio of sustainability initiatives and programmes. Working across high-impact projects, you will help translate strategy into action, collaborating with colleagues, partners and stakeholders to support positive environmental and social outcomes while contributing to responsible financial performance.

Context of opportunity / Main accountabilities:

This is an exciting opportunity to join a purpose-led sustainability team during a significant period of delivery and transformation. The role offers exposure to a broad range of strategic initiatives and provides the opportunity to work with experienced sustainability professionals and senior stakeholders across the business.

Key responsibilities include:

• Supporting the delivery of sustainability projects and propositions that advance The Crown Estate’s commitments in energy and climate resilience, nature recovery and inclusive growth.
• Assisting with the development and definition of project scopes in collaboration with subject matter experts and business stakeholders.
• Providing day-to-day programme support, including preparing meeting materials, presentations and project documentation.
• Conducting research and reviewing sector policy, market developments and sustainability trends to inform strategic decision-making.
• Supporting performance reporting and monitoring progress against enterprise sustainability targets.
• Building effective relationships across teams and helping to coordinate activity across multiple workstreams and stakeholders.
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Most important skills based requirements:

• Experience working within, or closely alongside, a sustainability team or function.
• Understanding of sustainability topics, issues and frameworks, with a genuine interest in driving positive environmental and social impact.
• Strong organisational skills, with the ability to manage multiple priorities in a fast-paced environment.
• Excellent communication skills, both written and verbal, with confidence engaging a range of stakeholders.
• Strong stakeholder management and relationship-building capability.
• Analytical thinking, including the ability to interpret complex information, synthesise findings and provide meaningful insights.
• A proactive problem-solving approach, with the ability to recommend practical solutions.
• Agility and adaptability, with the ability to quickly build knowledge across different projects and subject areas.
• Collaborative mindset and ability to work effectively across multidisciplinary teams.
• Creativity and curiosity, bringing fresh thinking and innovative ideas to support The Crown Estate's sustainability ambitions.
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Our Offering / benefits:

As well as a competitive salary, pension and performance related bonus offering, we have a wealth of benefits available ranging from flexible working; market leading family policies and shopping discounts in the West End, to private healthcare; life and critical illness cover and 28 days holiday with the option to buy more. We value work life balance and your wellbeing highly, enabling you to be your best self to work.

Disability Disclaimer:

We are a proud disability confident employer and operate the offer of interview scheme Disability Confident employer scheme - GOV.UK (www.gov.uk).

We are happy to offer alternative application methods or formats and can be flexible on our process to enable you to have the best opportunity.

If you have any questions about our recruitment process or would like to talk about adjustments, please contact us directly, or at careers@thecrownestate.co.uk

Please note that if we receive a high volume of applications, we may close this advert early. We encourage you to apply as soon as possible.

The Crown Estate is a unique business with a distinct heritage and a portfolio unlike any other.

It includes some of central London’s best places to work, shop and spend time, retail and leisure destinations across the country, and a substantial rural portfolio. As manager of the seabed and half the foreshore around England, Wales and Northern Ireland, we play a role in the UK’s world-leading offshore wind sector as well as marine aggregates, cables and pipelines. We are also responsible for the Windsor Estate, including the world-renowned Windsor Great Park.