About The Role
The Senior Engineer – Marine supports the delivery of the MBIF (Main Bulk Infrastructure Fill) scope where it interfaces with the marine elements of the Sizewell C project. This includes overseeing technical compliance, coordinating engineering works linked to coastal, marine and near‑shore earthworks, and ensuring the safe integration of marine logistics, materials and construction activities.
The role provides technical leadership to site engineers, supports the Project Manager and Works Manager, and acts as the primary engineering point of contact for marine‑related activities within the Enabling & Earthworks Section.
What you'll be doing
* Lead the delivery of engineering activities relating to the marine interface within the MBIF scope.
* Ensure all works comply with technical specifications, design drawings, ITPs and regulatory requirements.
* Provide expert technical input on matters involving coastal processes, tidal influences, material deposition and interface with marine infrastructure.
* Support preparation and review of method statements, RAMS, temporary works designs and marine‑related sequencing.
* Lead coordination of surveys (bathymetric, topographic, monitoring of shoreline changes).
* Act as the engineering focal point between the Enabling & Earthworks team and marine contractors, marine logistics, harbour authorities and coastal engineering consultants.
* Coordinate material movements involving barges, landing areas, marine unloading zones and near‑shore staging points.
* Ensure compliance with marine safety regulations, vessel movement protocols and environmental constraints.
* Monitor tidal windows, weather conditions and marine access constraints that impact MBIF delivery.
* Oversee testing and inspection regimes for marine‑related fill operations, including placement, compaction and acceptance criteria.
* Manage NCRs, technical queries, design change requests and ensure timely close‑out.
* Maintain engineering records, as‑built documentation and quality packs.
* Ensure compliance with nuclear‑regulated documentation standards and traceability requirements.
* Work with the Project Manager and Works Manager to plan marine‑interface activities, resource requirements and look‑ahead schedules.
* Review progress against programme and identify risks, constraints and opportunities for improved sequencing.
* Ensure engineering readiness for key MBIF marine milestones.
* Coordinate geotechnical data, survey results and marine monitoring information to support design validation.
Who we're looking for
Essential
* Strong experience as a Senior Engineer or Section Engineer on major civil engineering or marine infrastructure projects.
* Technical knowledge of marine construction, coastal engineering or near‑shore earthworks.
* Proven experience working on bulk earthworks or engineered fill operations.
* Understanding of UK coastal regulations, CDM requirements and site safety standards.
* Excellent communication and coordination skills, especially with multidisciplinary teams.
* Degree or equivalent in Civil Engineering, Marine Engineering or Coastal Engineering.
Desirable
* Experience on nuclear‑regulated or high‑compliance infrastructure projects.
* Experience with large‑scale material movements involving marine logistics (barges, landing craft, etc.).
* Knowledge of SHW Series 600 and geotechnical testing requirements.
* SMSTS or SSSTS certification.
* Chartered or working toward chartership (ICE, IMarEST, CIWEM).
42 hours per week
Why work for us
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.
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…
About Us
Balfour Beatty’s Major Projects business is delivering some of the UK’s most complex and iconic infrastructure projects including HS2, the new high‑speed railway and the first nuclear power station in a generation, Hinkley Point C. Using the latest technology, we’re driving productivity and creating a lasting legacy by delivering sustainable solutions that strengthen communities.
From consultancy and design, to all aspects of construction and maintenance. We have the proven expertise to deliver large‑scale projects safely and successfully.
Diversity and inclusion
At 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 www.balfourbeatty.com/diversityandinclusion
To help and support us with our desired commitment to create an inclusive culture we are members of WISE, enei, Business Disability Forum and the Association for Black and Minority Ethnic Engineers (AFBE). In 2020, we signed the Audeliss and Involve Open Letter to demonstrate our commitment to taking key long term and sustainable actions on Black Inclusion. Balfour Beatty is also a Gold Award holder in the Ministry of Defence 'Employer Recognition Scheme' and actively encourage applications from Armed Forces personnel, veterans and reservists.
As a Disability Confident Employer, we are committed to working with people who have disabilities and long‑term health conditions to remove barriers for them in obtaining employment. We are also committed to offering applicants with a disability an interview if they meet the minimum requirements for the role. For more info, visit: https://disabilityconfident.campaign.gov.uk/
We are looking to continually improve our resourcing process and ensure that it is fair and inclusive for all. If you have any feedback on the process, please share this with us at: candidaterecruitmentqueries@balfourbeatty.com
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