Sub Agent; Civils
Listed on 2026-09-12
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Construction
Civil Engineering, Site Manager
About The Role
Balfour Beatty is looking for an experienced Sub Agent to join our Regional Civils team in Colchester, supporting the successful delivery of high-quality civil engineering projects across the region.
Balfour Beatty is looking for an experienced Sub Agent to join our Regional Civils team in Colchester, supporting the successful delivery of high-quality civil engineering projects across the region.
As a Sub Agent, you will play a key role in the day-to-day management and delivery of works on site, working closely with the Site Agent, Project Manager, engineers, subcontractors and wider project team to ensure projects are delivered safely, efficiently and to the required quality standards.
This is an excellent opportunity for an ambitious construction professional looking to develop their career with one of the UK's leading infrastructure businesses.
What you'll be doing As a Sub Agent You Will- Support the Site Agent and Project Manager in the planning and delivery of construction activities.
- Take responsibility for managing sections of work from planning through to completion.
- Lead and coordinate site teams, subcontractors and suppliers.
- Ensure works are delivered in accordance with programme, budget, quality and health and safety requirements.
- Review construction drawings, specifications and programmes to ensure works are delivered correctly.
- Monitor progress against programme and identify any potential delays or issues.
- Work closely with engineers to ensure setting out, technical requirements and construction methodologies are understood and followed.
- Previous experience working as a Sub Agent, Site Agent or Senior Site Engineer within the civil engineering sector.
- BSc/HNC in Civil Engineering
- Experience delivering civil engineering or infrastructure projects.
- A strong understanding of construction methodologies, programmes and site management.
- Experience managing site teams, subcontractors and suppliers.
- Good knowledge of health, safety, environmental and quality requirements.
- Relevant CSCS and SMSTS qualifications.
Day in, day out, our teams deliver some of the UK’s most ambitious, exciting and meaningful projects; developing, building and maintaining the vital infrastructure that supports national economies and strengthens communities.
Why join us? BenefitsAs if contributing to and supporting work that makes life better for millions wasn’t rewarding enough, we offer a full range of benefits too. You’ll have the freedom to shape the package that’s right for you and your life. Here are some of our key benefits:
- Smart working, giving you more flexibility such as staggered start and finish times, with up to 40% remote working, where roles allow.
- 25 days paid annual leave (pro rata)
- Family friendly policies which include 28 weeks full pay for maternity/adoption leave and four weeks full pay for paternity/partners leave
- Pension, share incentive plan, volunteering leave, recognition schemes and much more…
With a strong track record of delivery, our civils teams connect communities through infrastructure projects in the highways, public realm, rail, flood and coastal defence, and industrial sectors across England and Wales.
Diversity and inclusionAt Balfour Beatty we believe that diversity and inclusion are essential components of any successful, happy workplace. Through our Value Everyone Diversity and Inclusion Strategy and Action Plan, we are growing our diverse workforce and developing our inclusive culture where everyone is able to thrive and reach their full potential, regardless of their identity or background. To find out how we are making this a reality, visit To help and support us with our desired commitment to…
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