Are you a proactive, organised, and confident Executive Assistant looking for a role where you can truly make an impact?
Do you thrive in fast‑paced environments, enjoy supporting senior leaders, and take pride in delivering exceptional work?

If so, the Sizewell C Geotechnical Sub Alliance (GSA) is ready to welcome you.

About the role:

As Executive Assistant to the Project Director and GSA Delivery Leadership Team, you’ll be the organisational heartbeat of the project. You’ll provide high‑level administrative, analytical, and logistical support to ensure leaders can operate at their best.

No two days will be the same — this role offers variety, autonomy, and the opportunity to contribute to meaningful milestones.

Key Responsibilities

• Overseeing multiple senior diaries and optimising schedules


• Producing polished reports, presentations, and confidential documentation


• Screening communications and responding on behalf of executives


• Arranging meetings, conferences, and travel (UK & overseas)


• Coordinating project events, community engagement, and charity initiatives


• Running data analysis, reports, and supporting ad‑hoc project tasks


• Building strong relationships across the project team and wider stakeholders


• Keeping accurate and secure records, always ensuring confidentiality

What We’re Looking For

Our ideal candidate will have:

• Proven experience as an Executive Assistant or senior administrator


• Outstanding organisational skills and a proactive, solutions‑driven mindset


• Confidence managing multiple priorities in a busy team environment


• Ability to build rapport at all levels, quickly and effectively


• Excellent IT skills (Microsoft Office & SharePoint)


• Strong attention to detail and high levels of discretion


• A flexible, resilient, and forward‑thinking attitude

If you’re self‑motivated, enthusiastic, and excited about the chance to support a dynamic leadership team within a major national project, we want to hear from you.

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.

Benefits

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.