Concrete Technologist

Tarmac Trading Ltd; Shawell; On-site; GBP 40,000 - 60,000; Full time

Job summary

A leading construction materials company in the UK is seeking a Concrete Technologist to support major infrastructure projects. The role involves concrete mix design, quality assurance, and promoting low-carbon solutions. Candidates should be technically confident, detail-oriented, and collaborative. The company offers competitive benefits, including a bonus scheme, enhanced holidays, and training opportunities.

Benefits

Bonus scheme

Enhanced holiday entitlement

Contributory pension scheme

Discounts via Tarmac Reward website

Employee Assistance helpline

Training and development opportunities

Qualifications

• Strong understanding of concrete materials and performance.
• Ability to troubleshoot complex technical challenges on-site and in the lab.
• Committed to innovation, continuous improvement, and sustainability.

Responsibilities

• Lead concrete mix design, testing, and optimisation for large-scale infrastructure projects.
• Manage trial mix programs and laboratory testing to validate performance.
• Ensure health and safety compliance in all laboratory and site activities.
• Collaborate to develop bespoke concrete solutions.

Skills

Concrete materials understanding

Problem-solving

Collaboration

Focus on sustainability

Job description

About the Role

Reporting into the Readymix Technical Optimisation Manager, the successful Concrete Technologist will be playing a critical role in supporting the delivery of technically demanding and strategically important infrastructure schemes across the UK. You will be responsible for ensuring the performance, compliance, and innovation of concrete solutions used on major projects, working closely with internal teams, clients, and contractors.

What you'll be doing

In this role, you as the successful Concrete Technologist will be carrying out the following duties and responsibilities (not exhaustive)

• Major Technical project support – leading on concrete mix design, testing, and optimisation for large-scale infrastructure projects such as HS2 and highways. Providing on-site and remote technical support during delivery of major projects and ensuring compliance with project specifications and standards.
• Quality Assurance and Compliance – managing trial mix programs and laboratory testing to validate performance while maintaining accurate technical documentation and supporting third‑party audits.
• Ensuring health and safety compliance in all laboratory and site activities.
• Promoting low‑carbon concrete strategies aligned with Tarmac's sustainability goals.
• Collaborating with internal teams to develop bespoke concrete solutions including low‑carbon, high‑durability and specialist mixes.
• Supporting the deployment of new technologies such as alternative binder systems.

What we are looking for

We are looking for a Concrete Technologist who is ideally:

• Technically confident and detail‑oriented with a strong understanding of concrete materials and performance.
• Proactive and solution‑focused with the ability to troubleshoot complex technical challenges on‑site and in the lab.
• Collaborative mindset, working across functions to deliver high‑quality outcomes.
• Committed to innovation, continuous improvement, and sustainability.

Why Tarmac?

You’ll be joining a collaborative, innovative team. We offer opportunities to grow, take ownership, and work on impactful projects across our organisation and the broader CRH Group.

Benefits

In addition to the role of Concrete Technologist, we also offer an extensive range of career development opportunities and industry‑leading rewards, incentives and benefits including:

• Bonus scheme
• Enhanced holiday entitlement
• Contributory pension scheme
• Access to the Tarmac Reward website with discounts on retailers, holidays, etc.
• Access to the Employee Assistance helpline for free and confidential advice
• Access to join our Employee Communities (employee networks) we currently have nine communitiesinc.(REACH) Religious, Ethnic, Cultural Heritage, LGBTQ+, Parents & carers, Ability, Wellbeing, Female voice and menopause
• Training and development opportunities

Tarmac, a CRH company, is an equal opportunity employer. We are committed to creating an inclusive work environment for all employees and actively encourage applications from all sectors of the community.