Aaron Rayner
Aaron Rayner is a Senior Recruitment Partner at Astute People, specialising in anaerobic digestion (AD) and biogas recruitment across the UK renewable energy sector. Since joining Astute in 2021, Aaron has developed strong relationships with leading AD operators, supporting both clients and candidates with specialist recruitment solutions focused on sustainable energy.
With genuine technical understanding of the sector, Aaron combines recruitment expertise with industry knowledge to help organisations secure the skilled professionals required to develop, operate, and maintain renewable energy assets.
Specialist in Anaerobic Digestion & Renewable Energy Recruitment
Aaron recruits across a range of technical and operational roles within the anaerobic digestion and biogas sector, placing professionals including AD Plant Managers, Plant Operators, EC&I Technicians, and Project Engineers into positions that support the continued growth of sustainable energy systems.
Working closely with businesses across the AD industry, Aaron understands the specialist skills required to operate renewable energy facilities safely, efficiently, and effectively. He supports organisations throughout the recruitment process, helping them secure the experienced talent needed to maintain and grow their operations.
“I’m lucky to work with and build relationships with some of the leading AD businesses across the UK.”
Recruitment Approach
Aaron takes a client-focused, relationship-led approach to recruitment, taking the time to understand both the technical requirements of each role and the long-term goals of the businesses and professionals he supports.
His certification in anaerobic digestion provides additional technical grounding in the sector, allowing him to engage with clients and candidates with a strong understanding of the challenges and opportunities within the renewable energy market.
“Working in a growing sector like anaerobic digestion makes the role really interesting.”
Career at Astute People
Aaron joined Astute People in 2021 following a career change after Covid, having been introduced to the business through a personal connection. Since joining, he has progressed to Senior Recruitment Partner, reflecting his contribution to the team and his success in building strong relationships within the renewable energy sector.
During his time at Astute, Aaron has developed specialist knowledge of anaerobic digestion recruitment while becoming a trusted partner for both clients and candidates. He values Astute’s supportive culture, flexibility, and focus on employee wellbeing.
“Being promoted to Senior Recruitment Partner showed that the hard work and support I’ve had have paid off.”
The Anaerobic Digestion & Biogas Market
Anaerobic digestion continues to play an important role within the UK’s transition towards a more sustainable energy system, helping organisations generate renewable energy while supporting waste reduction and carbon reduction goals.
As part of Astute People’s specialist Renewable Energy Recruitment team, Aaron supports businesses operating within this growing market by connecting them with experienced professionals across technical, operational, and engineering disciplines.
His work helps organisations overcome skills shortages and build the teams required to deliver reliable renewable energy generation across the UK.
“The growth within AD is looking great for the future, and I’m excited to continue supporting it.”
Advice for Candidates
“Be prepared to put in the time and hard work — the support you receive and the results you achieve will make it worthwhile.”
Looking for Anaerobic Digestion & Renewable Recruitment Support?
Whether you are looking to hire experienced professionals within anaerobic digestion and biogas, or you are considering your next career move within renewable energy, Aaron is on hand to provide specialist recruitment advice, market insight, and access to skilled professionals.
As part of Astute People’s specialist Permanent Recruitment team, Aaron supports employers across the Renewable Energy sector, helping organisations secure the technical and operational talent needed to support sustainable energy projects.
For businesses operating within waste-to-energy and sustainable infrastructure, explore our Waste Management Recruitment Case Study to see how Astute delivers specialist recruitment solutions across complex energy projects.
If you are looking for your next opportunity within renewable energy, explore the latest Renewable Energy jobs available through Astute People.
Roles managed by Aaron
Biogas Maintenance Engineer
Astute's Renewables team is partnered with an established and expanding business that owns and runs a portfolio of anaerobic digestion plants, to recruit a…
View role →Biogas Plant SCADA Operator
Astute's Renewables Team is partnering with a well-established energy from waste business who are fully committed to contributing to a more sustainable world. They…
View role →Biogas Plant Manager
Astute's Renewables Team is partnered with a leading business within the biogas sector, who build and provide operations and maintenance support to biogas plants…
View role →Biogas Plant Stores Coordinator
Astute's Renewables team is partnering with a leading innovator in renewable energy production, specialising in biogas plants, to recruit a Stores Coordinator for their…
View role →Biogas Maintenance Supervisor
Astute's Renewables Team is partnering with a well-established business who own and operator their own anaerobic digestion plants, which provide both gas and electricity…
View role →Stores Controller
Astute's Renewables team is partnering with a leading innovator in renewable energy production, specialising in biogas plants, to recruit a Stores Controller for their…
View role →Biogas Site Operator
Astute's Renewables team is partnering with a leading producer of biogas to recruit a Site Operator for their renewable energy plant in Doncaster. The…
View role →“Without doubt, the most competent, accessible and professional recruiter I have ever worked with. Aaron has excellent knowledge of the anaerobic digestion sector and is always a pleasure to speak with. He checks in consistently and provides a level of communication and support that stands out from other recruiters. A true professional and top marks for service throughout the entire process.”
“Aaron is brilliant. He understands my background and everything I had been through, and still guided me into the position I am now in. I can’t thank him enough. The opportunity he has given me represents a genuinely positive change for both my career and future progression within the anaerobic digestion sector. I am excited to see where this journey will take me, and I can honestly say I finally…”
“Over four years of working with Astute, and particularly Aaron, their recruitment advice and support has been invaluable. They act as a strong partner and consistently deliver suitable candidates.”
“Without doubt, the most competent, accessible and professional recruiter I have ever worked with. Aaron has excellent knowledge of the anaerobic digestion sector and is always a pleasure to speak with. He checks in consistently and provides a level of communication and support that stands out from other recruiters. A true professional and top marks for service throughout the entire process.”
“Aaron is brilliant. He understands my background and everything I had been through, and still guided me into the position I am now in. I can’t thank him enough. The opportunity he has given me represents a genuinely positive change for both my career and future progression within the anaerobic digestion sector. I am excited to see where this journey will take me, and I can honestly say I finally…”
“Over four years of working with Astute, and particularly Aaron, their recruitment advice and support has been invaluable. They act as a strong partner and consistently deliver suitable candidates.”