The Geotechnical Sub Alliance (GSA) is a key delivery partner within the Sizewell C nuclear new-build programme on the Suffolk coast. The alliance brings together specialist engineering organisations responsible for preparing the ground for construction.
As part of a large, collaborative and high-performing team, you will play a vital role in enabling a safe, compliant and efficient workforce onboarding process for one of the UK’s most significant infrastructure projects.
Bachy Soletanche is a worldwide, leading specialist in modern geotechnics and foundation engineering. We bring our experience, innovation, and expertise together to deliver the highest quality ground engineering solutions. Whether you are seeking a small-scale sub-contractor or a major joint venture partner, we operate at every level and can offer as much support as you need to deliver your programme.
We believe that successful outcomes are based on collaboration, mutual respect and well-resourced teamwork. Our designs and advice are based on reliable evidence and relevant experience. Our designers, engineers, project managers and workforce all work together to protect your best interests.
Depending on the scale of your project, you will receive the specialist guidance of either our Core Business or Major Projects team to ensure we offer the most tailored approach to your scheme.
We listen, we question, we challenge, and we deliver.
About The Role
We are looking for a proactive and highly organised HR Administrator to support the HR function and on‑site project teams. You will be responsible for administering security vetting, right‑to‑work checks, visa support and other compliance processes, ensuring that all workers join the project smoothly and in line with legal and project requirements.
This is an excellent opportunity for someone with strong administration and people skills who thrives in a fast‑paced environment and enjoys supporting others.
Key Responsibilities
Security Vetting
* Guide employees and agency workers through the vetting process, providing clear communication and support.
* Verify identity documents and prepare submissions for vetting partners.
* Liaise with third parties for academic checks and qualification conversions.
Visa & Immigration Support
* Work with overseas group companies to gather documentation for visa submissions.
* Coordinate with Immigration Advisors to progress visa applications.
* Ensure compliance with UK right‑to‑work legislation, including regular file audits.
Onboarding & Integration
* Act as the first point of contact for visitors, new starters and agency workers arriving on site.
* Support onboarding activities such as arranging IT equipment, medicals and site access.
* Assist with the integration and ongoing support of all employees, including international workers.
General HR Administration
* Handle incoming enquiries and provide professional, timely responses.
* Draft contracts, issue employment documents and update internal systems.
* Manage pre‑boarding tasks (IT, fleet, medical bookings, etc.).
* Process changes to terms and conditions.
* Maintain accurate HR records, ensuring confidentiality and GDPR compliance.
* Triage the Vetting inbox.
Our Ideal Candidate Will Have
* Strong administration and data entry experience (essential)
* Previous experience in an HR administration role (preferred)
* Excellent communication and customer‑facing skills
* Excellent organisation skills and exceptional attention to detail
* The ability to build effective relationships at all levels
* Proficiency in Microsoft Office (especially Excel)
Benefits
* Discretionary annual bonus
* 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.
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