The Geotechnical Sub Alliance (GSA) is at the forefront of the Sizewell C nuclear power station development - one of the UK’s largest and most exciting infrastructure programmes.
We’re responsible for preparing the foundations of the entire site: designing and constructing cut‑off walls, retaining structures, soil improvements and more. Using advanced geotechnical engineering and world‑class construction technologies, this is a rare opportunity to contribute to a national project that will shape the UK’s clean‑energy future.
As a Workforce Manager, you will oversee the allocation, coordination, and performance of frontline workers for GSA on Sizewell C, ensuring efficient workforce deployment, effective stakeholder communication, and timely recruitment of labour.
Coordinate the allocation and deployment of frontline workers across Sizewell C to meet operational demands
Build and maintain strong working relationships with Workforce Managers and operational teams across all business units
Monitor and analyse workforce performance and productivity, implementing improvements where required
Support talent development through mentoring and identifying high‑potential individuals
Lead performance management processes, including conducting investigations and disciplinary actions
Provide expert guidance on disciplinary matters, ensuring compliance with policies relating to attendance, timekeeping, and workforce conduct
Support payroll processes, including the review and approval of weekly timesheets in collaboration with the Workforce Resource Manager
Manage end‑to‑end recruitment of frontline workers, including sourcing agency labour
Produce regular workforce performance reports and contribute to future workforce forecasting across the GSA
Maintain up‑to‑date knowledge of CIJC WRA agreements, updates, and industry changes
Continuously review and improve workforce coordination processes to drive efficiency and effectiveness
Ensure clear, consistent communication between operational teams and key stakeholders
Essential:
Strong communicator and relationship builder
Works positively within teams and ability to work autonomously
The ability to recognise, promote, encourage and develop talent for future leadership roles
Highly organised with strong prioritisation skills
Excellent time management
Understanding and awareness of HR
Strong IT skills including Excel, Word, PowerPoint
Shows drive, ambition and initiative
Knowledge of Health and Safety
Desirable:
Construction or major infrastructure experience
Experience producing operational or workforce reports
Knowledge of workforce legislation
Relevant professional and technical qualifications are desirable and can be provided
When you join the world’s largest specialist geotechnical contractor, you’re part of an international community of over 10,000 experts, based in 31 countries around the world. You’ll have the opportunity to contribute to prestigious, ground‑breaking projects, using the very latest tools and technology to solve complex problems, constantly learn new skills and take your career in any direction.
As well as being part of a landmark project and working in a collaborative alliance environment, we offer:
Discretionary annual bonus (based on personal/project performance)
Salary Sacrifice Pension Scheme (min. 5% company contribution)
Enhanced Sick Pay (after probation)
Income Protection, Private Medical Insurance and Life Assurance
Employee Assistance Programme
25-days annual leave + Bank Holidays per year (increasing with service)
Option to purchase additional annual leave
Paid annual professional memberships
Volunteering days
Professional growth and development
Bachy Soletanche is committed to equal opportunities in employment with the aim of ensuring that everyone who applies to work for us receives fair treatment. We positively encourage applications from suitably qualified and eligible candidates regardless of age, disability, ethnicity, sex, gender identity, sexual orientation, religion or belief and pregnancy/maternity.