Graduate Commissioning Engineer 2026
Become a part of the UK’s top-rated construction and civil engineering graduate programme. Recognised as the No.1 choice for graduates by TheJobCrowd and winner of the Environmental and Ethical Awareness category.
Our Graduate Development Programme is designed to give you a rich, hands-on experience where you will develop your technical skills, grow your network and gain professional qualifications if you want to.
Work with some of the best people in the industry in a full-time role, as you start an exciting and rewarding career where you will be enabled to add value to society.
We are proud to be a platinum member of the 5% club member based on the quality of training and development of our ‘earn as you learn’ opportunities.
What will you be doing?
Commissioning engineers ensure that newly installed / modified water and wastewater treatment systems / equipment, and systems function safely and efficiently to meet project specifications and client requirements. They perform inspections, conduct functional tests, troubleshoot issues, calibrate & optimise systems to meet operational standards and regulatory requirements before they are officially put into operation and before handover to the client.
Design to Commission is central to the Galliford Try commissioning philosophy requiring early project planning and engagement to establish clear objectives, robust commissioning planning, design and construction integration, defined testing and verification and project acceptance protocols.
You will be:
* Site based assisting experienced Commissioning Engineers in the testing and troubleshooting of new / modified equipment or systems, learning to create reports and ensuring all components function correctly to meet operational requirements
* Assisting with commissioning planning in a sequence that promotes efficient commissioning, test procedures, documenting findings, learning to identify and resolve faults and supporting the overall goal of bringing a system to its most effective point of use
* Ensuring a full appreciation of the MEICA requirements of the project including a full understanding of the commissioning requirements and interfaces with existing equipment and processes
* Working with the client Asset Operations Team to ensure full integration with the existing assets are maintained
* Ensure all MEICA installations meets the technical requirements of the project, including client specifications / Asset Standards and where applicable the Water Industry Mechanical and Electrical Standards (WIMES)
* Engaging with specialist support functions including DSEAR Hazardous Areas, Technical Authors, Document Controllers to ensure early engagement and clear understanding of project needs and deliverables including timescales
* Ensure regular MEICA & Commissioning programme updates are included within the main contract programme in collaboration with the planner, and that regular commissioning meetings are held at the necessary intervals
* Ensure works are completed in a safe manner, and all Galliford Try process and procedures are adhered to
This role is available for a September 2026 start, with the possibility of an earlier start date to suit yourself and the business.
As part of the graduate programme you will be expected to work in and around the location advertised, with the possibility for expanding travel to other projects and locations in the future. This may include staying away from home.
Who are we?
As a leading construction company, we aim to improve the UK's built environment and deliver lasting change in the communities we work in.
Our purpose is to improve lives by building facilities and infrastructure, support our team's growth, promote best practices in our supply chain, and care for the environment. At Galliford Try, we cultivate an inclusive culture where everyone can reach their full potential, emphasising health, safety and wellbeing through our 'Be Well' program, which offers gym discounts and support for various wellbeing topics.
Encouraged by our people-orientated values, we invite motivated and enthusiastic people to join us in making a meaningful difference.
What do we offer?
Our development programme lasts for two years and runs in parallel to your permanent job, covering 7 modules designed to bring out your interpersonal and leadership skills, and complement the hands-on technical experience that you will gain in your role.
If you decide to work towards professional qualifications, we will fully fund your qualification and pair you with a dedicated mentor. Our programme concludes with a celebration of you and a promotion within your role to start the next stage of your career.
* A starting salary of £31,000
* Company car / car benefit scheme (role dependent)
* 28 days holiday excluding bank holidays, increasing with years of service, with an option of utilising our holiday purchase scheme
* Private medical insurance
* Two paid volunteering days per year
* Agile working programme
* A range of benefit schemes including: Save as You Earn share purchase scheme, Employee Assistance Programme, Enhanced maternity and paternity leave, Pension scheme, Cycle to Work scheme and discounts on your favourite brands and holidays.
What are we looking for?
We invite applications from graduates who are passionate about the industry and have achieved, or are on track to achieve a Bachelors or Masters degree in electrical/mechanical/process engineering (or similar) prior to September 2026.
A full UK driving licence (or currently learning, you will be expected to have obtained a Full UK Driving Licence by 7th September 2026) and the eligibility to live and work in the UK without restriction is essential for this role.
You will be:
* A collaborator: You work and communicate effectively with lots of different people at different levels, providing valuable input into key projects.
* A problem-solver: You look at potential solutions from all angles, bringing ideas and solutions to the table.
* A self-starter: Embrace ownership on your tasks and projects, you’re motivated to improve and develop your own skills.
* An adapter: You have a flexible approach to work, able to adapt to new circumstances or change in plans and you can positively change direction when needed.
* An inquisitor: Being curious comes naturally to you, you ask questions to learn and understand more.
What’s next?
* Step 1: Apply for the role you’re interested in – we can’t wait to receive your application!
* Step 2: Applicants who pass an initial screening stage will be invited to complete a pre-recorded video interview where you will be asked questions that allow you to showcase who you are; these will include self-awareness, curiosity and innovation, and your ability to articulate yourself well.
* Step 3: The final stage of our interview process is a virtual assessment centre made up of an individual interview, dynamic group tasks and a meet the team session to answer any questions you may have about the role or team you would be joining.
While we work hard to keep you updated with your application every step of the way, due to the high volume of applications and assessment centres taking place, please be mindful that there may be a delay at some stages in the process.
Please note: the closing date for applications is 31st January 2026, please ensure you have applied before this time to be considered for the role.
Don’t meet every requirement of the role?
At Galliford Try, we are committed to building a diverse, inclusive and authentic workplace, so if you’re excited about this role but your past experience doesn’t align perfectly with every requirement of the role, we encourage you to apply anyway. You may be just the right candidate for this or other roles.
As a Disability Confident employer, we have committed to offer an interview to any candidate with a long-term health condition or disability that meet the essential criteria for the advertised position. Please contact the Resourcing Partner listed within the job advert if you believe this applies to you. We will also take the opportunity to discuss any adjustments required for your interview.
For more information on this role or to enquire about other Early Careers positions available please contact our Early Careers team on earlycareers@gallifordtry.co.uk
How to apply
To apply for this role and to find out more, please click on the apply button. Please note that applications may close before the application deadline, so apply early to avoid disappointment.