About Holcim

We are leaders in supplying innovative, sustainable building solutions to the UK construction industry; building progress for people and the planet.

Since 1858, we’ve helped shape the UK; powering the construction of homes and hospitals, roads and railways, schools and cities alike.

Our mission is to make sustainable construction a reality, through purposeful action that tackles real carbon and climate challenges. We are dedicated to helping Britain grow and thrive - by doing the right thing, doing it together, and making a difference.

Holcim UK Company Benefits

• Competitive Salary, plus bonus, 25 days holiday + your local bank holidays (with options to increase) and other benefits - all recognising the contribution you bring

• Be valued and supported, working as part of a highly respected team in a business that has a huge focus on Health & Safety

• We care about you and your family. That’s why we offer enhanced family benefits, including maternity, paternity, and adoption leave. We understand that your personal life and family well-being are just as important as your career, so we’re committed to supporting you every step of the way.

• Be part of something bigger with our "Women Empowered - Stronger Together Mentor Program," designed to support, inspire, and uplift women across the business.

• Free 24/7 remote GP service for you and your household, offering medical advice, prescriptions, referrals, and same-day appointments.

• Opportunities for career progression both at home and abroad

• Join our affinity groups selected by and populated by our employees which bring together employees with similar backgrounds and interests to have powerful influence on the workplace

• Staff discounts including special rates for garden landscaping products

The Opportunity

Step into a career-defining role with Holcim UK as an Assistant Contracts Manager, working across the South East on a mix of exciting, high-profile Tier 1 projects. From highways resurfacing to major frameworks, this is your chance to make a visible impact while learning from some of the industry’s best.

Based between our Merstham office, the client’s office in Winchester, and regular site visits, you’ll be at the heart of contract delivery, balancing commercial performance, health and safety, and client relationships.

This role is ideal if you’re looking to develop into a future leader, while getting hands-on experience managing contracts that shape the infrastructure of tomorrow.

What You’ll Be Doing

• Supporting the management of project and framework contracts, ensuring works are delivered safely, on time, and to the highest standards.

• Monitoring project finances, CVRs, forecasting, and change management to maximise performance.

• Planning and programming surfacing works efficiently to deliver client expectations and stretch margins.

• Working closely with supervisors, supply chain partners, and client representatives to drive improvements and innovation.

• Ordering plant and materials, balancing cost with quality and contract requirements.

• Completing weekly project reviews, safety tours, and ensuring all records, reports, and KPIs are accurately maintained.

• Acting as a key point of contact for both Holcim and our clients, building lasting relationships and delivering exceptional service.

Who You Are

You’re detail-conscious, organised, and confident in your ability to juggle multiple priorities. You thrive in a team setting, bringing strong interpersonal skills and the motivation to see projects through from start to finish.

• Experience: Background in construction, surfacing, or contract management is desirable, but a strong drive to learn and grow is essential.

• Skills: Excellent planning, organisation, and communication abilities, with strong numeracy and financial awareness.

• Mindset: Safety-first, commercially aware, and motivated to deliver results on Tier 1 projects.

• Attitude: Proactive, adaptable, and ready to collaborate with clients, partners, and colleagues at every level.

We are committed to building a diverse environment and are proud to be an equal opportunity employer. You will receive consideration for employment without regard to race, religion, gender, gender identity or expression, sexual orientation, national origin, disability or age.