Marine Project Manager

Company: CWA: Civil Works Alliance
Apply for the Marine Project Manager
Location: Staines upon Thames
Job Description:

Marine Project Manager Opportunity with the Civil Works Alliance (CWA), Supporting Sizewell C

As part of the CWA (Civil Works Alliance), you will support the building of Sizewell C. Sizewell C will be a 3.2-gigawatt power station generating low-carbon electricity for around 6 million homes and will play a key role in our energy future, supplying reliable, clean electricity for at least 60 years. This role will be within theMarine and Tunnels Section.

What will you do?

  • Accountable for successful project delivery via Subcontractor management for the offshore elements of various work packages;
  • Determines the most appropriate means of achieving customer / project requirements, objectives and constraints: time, cost, quality, scope, risk, benefits;
  • Provides management, leadership and control of a multi-disciplinary team comprising Agents, Sub-Agents, Section Engineers and Site Engineers;
  • Works closely with the Preconstruction Lead, Offshore Construction Manager and Onshore Project Management team to ensure safe and efficient delivery of the offshore works at Sizewell C.
  • Strong working knowledge of NEC and other standard forms of contract relevant to the marine / offshore sector;
  • Proven ability to manage and control offshore / marine construction activities, including identification of technical requirements and application of industry standard techniques;
  • Capable of reviewing, approving and implementing construction programmes and resource-loaded schedules;
  • Demonstrable experience in developing, reviewing and approving Safe Systems of Work (SSoW) for marine operations;
  • Sound understanding of Construction (Design and Management) Regulations 2015 (CDM) and their application to offshore work sites;
  • Proficient in the use and interpretation of performance metrics, productivity tracking and evaluation tools;
  • Strong and clear written and verbal communication skills. Able to present technical and commercial information effectively;
  • Leadership and team management capability, with experience leading multi-disciplinary teams and subcontractors in dynamic, high-risk environments;
  • Demonstrable ability to make sound, independent judgements and lead decision making under pressure;
  • Proven track record of successful project delivery, ideally in a complex marine or offshore construction environment;
  • Commercially aware and experienced in project financial control, cost forecasting and subcontractor management;
  • Skilled in issue resolution and stakeholder engagement with a collaborative and solution-focused approach;
  • Minimum 3-5 years of direct experience managing offshore or marine construction projects with responsibility for delivery, safety and quality.

Desirable

  • Familiarity with Development Consent Order (DCO) and Marine Management Organisation (MMO) licensing processes and post-consent compliance;
  • Understanding of pre-construction planning processes, including site investigation, consenting and constructability review;
  • Professional accreditation (e.g. CEng, MICE, MAPM) or actively working towards such accreditation;
  • 5-10 years experience in managing complex offshore / marine construction projects, ideally in a client-facing or Tier 1 contractor environment;
  • Valid UK driving licence.

Qualifications & Certifications

  • Degree-level qualification (e.g. BSc/MSc/Meng/Beng) in Construction, Civil Engineering, Project Management, or a related discipline or demonstrable equivalent experience;
  • Project management certification such as APM PFQ / PMQ / PPQ / PRINCE2 or equivalent;
  • CSCS card and SMSTS (or equivalent HSE site management training);
  • Sea Survival certification and offshore / sea going medica, or willingness to obtain as part of onboarding (e.g. STCW, BOSIET, GWO or equivalent).

The CWA is a single delivery organisation made of up of the client (Sizewell C) and three parent companies – Balfour Beatty, Bouygues and Laing O’Rourke – which offer industry leading packages including market leading salaries, generous annual leave entitlements, pension scheme and other flexible benefits.

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Posted: October 21st, 2026