Job Description

The Sizewell C Jobs Service supports local people into exciting, long-term careers across our Project.#SZCJobs

Controls Assistant

Location: Sizewell C, Leiston Suffolk (onsite 5 days per week).
Contract: Permanent, full-time
Salary: £31.000 per annum, plus benefits

Benefits include:

Annual Leave: 28 days per annum, increasing to 30 days after 5 years of service, plus bank holidays.
Bonus: Up to 5% annual bonus.
Pension Contributions: Defined Contribution Pension Scheme with up to 7.5% employee contribution -15% employer contribution.
Flexible Benefits: Additional allowance for a variety of benefits including.

About Sizewell C

Sizewell C is one of the UK’s most significant infrastructure projects, delivering low‑carbon energy for generations. Joining us means contributing to a project of national importance, supporting energy security, regional growth, and long-term skilled employment.

About the Role

As a Controls Assistant, you will support the Site Operations team by ensuring the accuracy, integrity, and effectiveness of digital reporting. You’ll work within a collaborative, multi‑disciplinary environment and play a key role in maintaining high‑quality project controls information.

Key Responsibilities

Scope management
Planning support
Cost tracking
Change control
Risk management
Reporting and data accuracy

Knowledge, Skills & Experience

Essential Skills

An inquisitive mindset with a willingness to learn
Proficiency in MS Excel
MS PowerPoint
MS Word
MS Outlook

Desirable Skills

Power Query
GIS mapping
Power BI
Understanding of data structures
Knowledge of the nuclear construction industry
CSCS card

Qualifications

Essential

5 GCSEs (or equivalent), including Maths and English

Desirable

Degree in Business Intelligence, Computer Science, or a related field

Why Join Sizewell C?

Be part of a major national infrastructure programme, develop your career with industry‑leading systems and contribute to the UK's long‑term energy future.

Apply Now

Be part of something extraordinary. Apply today.

For this role you must have evidence of right to work in the UK. As a project, we do not discriminate on the grounds of age, gender, race, colour, religion, disability or sexual orientation, and we welcome applications from all sections of the community.