Senior Quality Control Technician

Heidelberg Materials UK (formerly Hanson UK) is one of the UK’s largest suppliers of construction materials, employing over 4,000 people and operating around 300 manufacturing sites in the UK.
We are committed to building a more sustainable future and recognise that a diverse workforce is vital to our growth and advancement. We aim to promote a culture that values openness, transparency and individual achievement.
At the centre of our actions lies the responsibility for the environment. As the front runner on the path to carbon neutrality and circular economy in the building materials industry, we are working on sustainable building materials and solutions for the future. We enable new opportunities for our customers through digitalisation.
Senior Quality Control Technician
Location: Sizewell C Project, Suffolk
Help Build One of the UK's Most Significant Infrastructure Projects
Are you an experienced Quality Control professional with a passion for ensuring the highest standards in construction materials? Heidelberg Materials is looking for a Senior Quality Control Technician to play a critical role in supporting the delivery of the Sizewell C project.
This is an exciting opportunity to join a highly skilled technical team where quality, safety, and operational excellence are at the heart of everything we do. You will be responsible for testing, inspecting, analysing, and reporting on concrete and aggregate materials while providing technical leadership and ensuring compliance with both Heidelberg Materials and EDF standards.
What You'll Be Doing
Quality Control & Testing
Carry out laboratory and on-site testing of concrete and aggregates, including sampling, slump testing, compressive strength testing, and other quality assessments.
Accurately sample, inspect, and test materials in accordance with approved procedures and industry standards.
Analyse concrete batch tickets to verify compliance with prescribed mix designs.
Monitor and assess incoming raw materials, including cement, limestone, sand, and admixtures.
Investigate material performance issues and support corrective actions.
Data Analysis & Reporting
Analyse test results and performance data to identify trends and opportunities for improvement.
Prepare detailed technical reports for internal teams, contractors, and clients.
Maintain accurate quality records, calibration documentation, and testing databases.
Provide clear and timely communication of quality findings and recommendations.
Technical Leadership
Supervise and mentor Quality Control Technicians, providing coaching, guidance, and technical support.
Review and approve test results completed by team members.
Promote best practice and continuous improvement across testing and quality processes.
Project & Stakeholder Coordination
Work closely with EDF personnel, contractors, production teams, and quality managers.
Support the investigation and resolution of product quality concerns.
Participate in site inspections and field sampling activities.
Build and maintain positive working relationships with all stakeholders.
Safety, Compliance & Environmental Responsibility
Champion a strong health, safety, environmental, and quality culture.
Ensure full compliance with Heidelberg Materials policies, EDF procedures, and regulatory requirements.
Actively identify and report hazards, near misses, and safety concerns.
Maintain high standards of housekeeping, site security, and operational discipline.
Adhere to EDF's Code of Conduct and all project-specific requirements.
What We're Looking For
Essential
Experience within a quality control, materials testing, concrete, aggregates, or construction environment.
Strong understanding of concrete and aggregate testing procedures.
Experience analysing technical data and producing detailed reports.
Excellent attention to detail and commitment to quality standards.
Strong communication and stakeholder management skills.
Ability to work independently and make sound technical decisions.
Commitment to health, safety, and environmental best practice.
Desirable
Knowledge of relevant industry standards and testing methods.
Supervisory or team leadership experience.
Experience working on major infrastructure, construction, or engineering projects.
Previous experience working within highly regulated environments.
Why Heidelberg Materials?
At Heidelberg Materials, we are committed to developing our people and delivering excellence across every project. You'll join a business that values technical expertise, innovation, and continuous improvement while contributing to one of the UK's most ambitious construction projects.
What We Offer
Competitive salary and benefits package
Career development and progression opportunities
Industry-leading training and technical development
Supportive and collaborative working environment
Opportunity to work on a nationally significant infrastructure project
A strong commitment to safety, wellbeing, and sustainability
Make an Impact
If you're passionate about quality, thrive in a technical environment, and want to contribute to the successful delivery of a major UK infrastructure project, we'd love to hear from you.
Apply today and help shape the future with Heidelberg Materials.